Fastenal Company vs Tractor Supply Company
WatchlistFAST / TSCOPrices through Oct 22, 2026
Why these are rivals: #2 and #3 by market value ($59B vs $17B) with SEC SIC 5200 (Retail-Building Materials, Hardware, Garden Supply).
Rivals, but right now the price gap does not have a measured habit of closing, so there is no paper idea, whatever the gap.
- Co-movement: daily return correlation, 252 sessions: 0.27 (needs >= 0.60)
- Mean reversion: ADF t-statistic of the spread: -0.65 (needs <= -2.873 (5% critical value))
- Speed: half-life of the spread, sessions: 242.40 (needs <= 63)
Business leadership
TSCO is the larger business
Annual revenue reported to the SEC. Scale, not market share.
| Year | FAST | TSCO | Larger |
|---|---|---|---|
| 2025 | $8.2B | $15.5B | TSCO |
| 2024 | $7.5B | $14.9B | TSCO |
| 2023 | $7.3B | $14.6B | TSCO |
| 2022 | $7.0B | $14.2B | TSCO |
| 2021 | $6.0B | $12.7B | TSCO |
| 2020 | $5.6B | $10.6B | TSCO |
TSCO led in every year with figures for both. Market value: FAST $58.5B, TSCO $17.1B.
Stock leadership
FAST is ahead now
Measured against the pair's own last 252 trading days.
FAST leads TSCO by 1.04 standard deviations: +35.2% over its usual price ratio. 1 lead switch in the last year.
| Price change | 3 mo | 6 mo | 12 mo |
|---|---|---|---|
| FAST | +12.1% | +16.0% | +21.7% |
| TSCO | +12.0% | -9.0% | -36.6% |
Relationship
Not a measured twin today
Only these tests can make a pair tradable on paper.
- Pass
- Aligned sessions: 2521 (needs >= 254)
- Fail
- Co-movement: daily return correlation, 252 sessions: 0.27 (needs >= 0.60)
- Fail
- Mean reversion: ADF t-statistic of the spread: -0.66 (needs <= -2.873 (5% critical value))
- Fail
- Speed: half-life of the spread, sessions: 242.40 (needs <= 63)
- Data
- Both stocks current
The twins over two years
Prices side by side, and the gap between them
FAST Fastenal Company TSCO Tractor Supply CompanyPrice index, 100 = 2024-10-18. Tint = which stock is ahead of the pair's usual 1-year relationship (z beyond +/-0.5).
Spread z-score: FAST relative to TSCO, against the 252 sessions before each day. Above 0: FAST ahead; below 0: TSCO ahead. Lines at +/-2 (idea) and +/-4 (stop).
Data table (504 sessions)
| Date | FAST index | TSCO index | z | Ahead |
|---|---|---|---|---|
| 2026-10-22 | 135.38 | 58.35 | +1.04 | FAST ahead |
| 2026-10-21 | 134.76 | 54.92 | +1.24 | FAST ahead |
| 2026-10-20 | 132.61 | 55.29 | +1.17 | FAST ahead |
| 2026-10-19 | 130.99 | 55.12 | +1.15 | FAST ahead |
| 2026-10-16 | 130.99 | 55.71 | +1.12 | FAST ahead |
| 2026-10-15 | 129.35 | 56.06 | +1.06 | FAST ahead |
| 2026-10-14 | 133.50 | 55.00 | +1.25 | FAST ahead |
| 2026-10-13 | 132.04 | 56.61 | +1.12 | FAST ahead |
| 2026-10-12 | 132.20 | 56.20 | +1.16 | FAST ahead |
| 2026-10-09 | 130.30 | 56.62 | +1.09 | FAST ahead |
| 2026-10-08 | 129.63 | 56.25 | +1.11 | FAST ahead |
| 2026-10-07 | 127.93 | 54.63 | +1.17 | FAST ahead |
| 2026-10-06 | 130.45 | 54.25 | +1.27 | FAST ahead |
| 2026-10-05 | 130.14 | 52.79 | +1.37 | FAST ahead |
| 2026-10-02 | 130.30 | 52.23 | +1.42 | FAST ahead |
| 2026-10-01 | 128.95 | 53.31 | +1.33 | FAST ahead |
| 2026-09-30 | 127.16 | 52.57 | +1.34 | FAST ahead |
| 2026-09-29 | 128.27 | 52.94 | +1.36 | FAST ahead |
| 2026-09-28 | 129.63 | 53.88 | +1.34 | FAST ahead |
| 2026-09-25 | 129.47 | 54.21 | +1.33 | FAST ahead |
| 2026-09-24 | 130.24 | 52.82 | +1.46 | FAST ahead |
| 2026-09-23 | 130.91 | 54.25 | +1.39 | FAST ahead |
| 2026-09-22 | 128.58 | 55.17 | +1.28 | FAST ahead |
| 2026-09-21 | 127.47 | 54.31 | +1.31 | FAST ahead |
| 2026-09-18 | 125.83 | 54.11 | +1.29 | FAST ahead |
| 2026-09-17 | 126.26 | 55.14 | +1.25 | FAST ahead |
| 2026-09-16 | 125.88 | 55.07 | +1.25 | FAST ahead |
| 2026-09-15 | 126.85 | 55.49 | +1.26 | FAST ahead |
| 2026-09-14 | 126.93 | 56.83 | +1.19 | FAST ahead |
| 2026-09-11 | 126.62 | 55.46 | +1.28 | FAST ahead |
| 2026-09-10 | 125.83 | 56.31 | +1.21 | FAST ahead |
| 2026-09-09 | 125.26 | 57.12 | +1.15 | FAST ahead |
| 2026-09-08 | 126.78 | 59.29 | +1.07 | FAST ahead |
| 2026-09-04 | 127.34 | 58.78 | +1.13 | FAST ahead |
| 2026-09-03 | 126.39 | 58.13 | +1.15 | FAST ahead |
| 2026-09-02 | 123.06 | 58.56 | +1.04 | FAST ahead |
| 2026-09-01 | 125.16 | 58.31 | +1.12 | FAST ahead |
| 2026-08-31 | 126.60 | 58.63 | +1.15 | FAST ahead |
| 2026-08-28 | 127.80 | 58.33 | +1.21 | FAST ahead |
| 2026-08-27 | 131.28 | 58.30 | +1.32 | FAST ahead |
| 2026-08-26 | 131.32 | 58.82 | +1.30 | FAST ahead |
| 2026-08-25 | 129.17 | 59.44 | +1.22 | FAST ahead |
| 2026-08-24 | 131.66 | 60.35 | +1.24 | FAST ahead |
| 2026-08-21 | 131.60 | 58.77 | +1.35 | FAST ahead |
| 2026-08-20 | 130.06 | 58.88 | +1.31 | FAST ahead |
| 2026-08-19 | 132.07 | 59.54 | +1.34 | FAST ahead |
| 2026-08-18 | 131.63 | 58.33 | +1.41 | FAST ahead |
| 2026-08-17 | 131.53 | 58.26 | +1.42 | FAST ahead |
| 2026-08-14 | 130.99 | 60.19 | +1.30 | FAST ahead |
| 2026-08-13 | 131.81 | 60.77 | +1.30 | FAST ahead |
| 2026-08-12 | 134.07 | 61.20 | +1.35 | FAST ahead |
| 2026-08-11 | 134.48 | 59.29 | +1.49 | FAST ahead |
| 2026-08-10 | 133.89 | 58.16 | +1.56 | FAST ahead |
| 2026-08-07 | 133.09 | 58.06 | +1.56 | FAST ahead |
| 2026-08-06 | 130.42 | 57.27 | +1.55 | FAST ahead |
| 2026-08-05 | 128.34 | 56.13 | +1.58 | FAST ahead |
| 2026-08-04 | 127.63 | 55.64 | +1.61 | FAST ahead |
| 2026-08-03 | 123.52 | 53.94 | +1.62 | FAST ahead |
| 2026-07-31 | 122.49 | 51.69 | +1.76 | FAST ahead |
| 2026-07-30 | 119.79 | 50.75 | +1.77 | FAST ahead |
| 2026-07-29 | 122.67 | 52.08 | +1.78 | FAST ahead |
| 2026-07-28 | 123.49 | 52.85 | +1.77 | FAST ahead |
| 2026-07-27 | 122.31 | 53.42 | +1.71 | FAST ahead |
| 2026-07-24 | 120.72 | 52.11 | +1.77 | FAST ahead |
| 2026-07-23 | 118.49 | 50.94 | +1.81 | FAST ahead |
| 2026-07-22 | 116.38 | 49.32 | +1.88 | FAST ahead |
| 2026-07-21 | 115.56 | 49.80 | +1.84 | FAST ahead |
| 2026-07-20 | 114.92 | 50.90 | +1.75 | FAST ahead |
| 2026-07-17 | 116.79 | 51.26 | +1.80 | FAST ahead |
| 2026-07-16 | 119.82 | 52.10 | +1.86 | FAST ahead |
| 2026-07-15 | 116.46 | 50.69 | +1.88 | FAST ahead |
| 2026-07-14 | 117.43 | 51.32 | +1.88 | FAST ahead |
| 2026-07-13 | 120.80 | 50.80 | +2.07 | FAST ahead |
| 2026-07-10 | 119.36 | 51.12 | +2.02 | FAST ahead |
| 2026-07-09 | 119.00 | 50.60 | +2.07 | FAST ahead |
| 2026-07-08 | 119.41 | 49.69 | +2.19 | FAST ahead |
| 2026-07-07 | 120.95 | 51.12 | +2.15 | FAST ahead |
| 2026-07-06 | 124.03 | 50.77 | +2.32 | FAST ahead |
| 2026-07-02 | 124.78 | 53.36 | +2.17 | FAST ahead |
| 2026-07-01 | 122.59 | 54.20 | +2.05 | FAST ahead |
| 2026-06-30 | 123.31 | 53.10 | +2.19 | FAST ahead |
| 2026-06-29 | 121.69 | 52.42 | +2.22 | FAST ahead |
| 2026-06-26 | 120.92 | 52.43 | +2.22 | FAST ahead |
| 2026-06-25 | 120.46 | 51.66 | +2.31 | FAST ahead |
| 2026-06-24 | 118.77 | 50.50 | +2.38 | FAST ahead |
| 2026-06-23 | 117.07 | 49.86 | +2.41 | FAST ahead |
| 2026-06-22 | 118.41 | 50.08 | +2.48 | FAST ahead |
| 2026-06-18 | 117.82 | 50.80 | +2.43 | FAST ahead |
| 2026-06-17 | 115.22 | 49.98 | +2.44 | FAST ahead |
| 2026-06-16 | 118.23 | 50.75 | +2.53 | FAST ahead |
| 2026-06-15 | 118.36 | 51.88 | +2.47 | FAST ahead |
| 2026-06-12 | 119.56 | 52.50 | +2.51 | FAST ahead |
| 2026-06-11 | 119.10 | 52.52 | +2.53 | FAST ahead |
| 2026-06-10 | 118.18 | 51.69 | +2.61 | FAST ahead |
| 2026-06-09 | 119.59 | 50.33 | +2.87 | FAST ahead |
| 2026-06-08 | 118.10 | 50.64 | +2.83 | FAST ahead |
| 2026-06-05 | 120.13 | 50.03 | +3.04 | FAST ahead |
| 2026-06-04 | 121.08 | 49.34 | +3.24 | FAST ahead |
| 2026-06-03 | 119.28 | 48.96 | +3.28 | FAST ahead |
| 2026-06-02 | 114.84 | 50.42 | +2.97 | FAST ahead |
| 2026-06-01 | 112.94 | 53.39 | +2.60 | FAST ahead |
| 2026-05-29 | 113.48 | 52.97 | +2.72 | FAST ahead |
| 2026-05-28 | 114.92 | 52.70 | +2.88 | FAST ahead |
| 2026-05-27 | 115.07 | 51.53 | +3.09 | FAST ahead |
| 2026-05-26 | 114.12 | 50.06 | +3.30 | FAST ahead |
| 2026-05-22 | 112.81 | 53.12 | +2.93 | FAST ahead |
| 2026-05-21 | 111.76 | 53.21 | +2.92 | FAST ahead |
| 2026-05-20 | 112.14 | 53.24 | +3.00 | FAST ahead |
| 2026-05-19 | 111.86 | 52.32 | +3.17 | FAST ahead |
| 2026-05-18 | 112.97 | 53.29 | +3.19 | FAST ahead |
| 2026-05-15 | 111.07 | 51.36 | +3.41 | FAST ahead |
| 2026-05-14 | 112.91 | 51.22 | +3.65 | FAST ahead |
| 2026-05-13 | 112.37 | 50.15 | +3.89 | FAST ahead |
| 2026-05-12 | 111.22 | 51.39 | +3.75 | FAST ahead |
| 2026-05-11 | 111.17 | 50.82 | +3.96 | FAST ahead |
| 2026-05-08 | 113.40 | 51.49 | +4.17 | FAST ahead |
| 2026-05-07 | 113.89 | 53.32 | +4.07 | FAST ahead |
| 2026-05-06 | 114.79 | 54.65 | +4.08 | FAST ahead |
| 2026-05-05 | 113.81 | 54.90 | +4.12 | FAST ahead |
| 2026-05-04 | 115.22 | 54.28 | +4.51 | FAST ahead |
| 2026-05-01 | 115.30 | 56.83 | +4.27 | FAST ahead |
| 2026-04-30 | 115.35 | 58.97 | +4.07 | FAST ahead |
| 2026-04-29 | 112.22 | 58.41 | +4.04 | FAST ahead |
| 2026-04-28 | 114.71 | 59.79 | +4.18 | FAST ahead |
| 2026-04-27 | 116.25 | 59.93 | +4.48 | FAST ahead |
| 2026-04-24 | 114.74 | 61.72 | +4.18 | FAST ahead |
| 2026-04-23 | 116.69 | 64.13 | +4.10 | FAST ahead |
| 2026-04-22 | 115.04 | 65.45 | +3.83 | FAST ahead |
| 2026-04-21 | 117.33 | 66.48 | +4.01 | FAST ahead |
| 2026-04-20 | 116.97 | 75.28 | +2.53 | FAST ahead |
| 2026-04-17 | 117.54 | 75.62 | +2.58 | FAST ahead |
| 2026-04-16 | 114.81 | 74.98 | +2.43 | FAST ahead |
| 2026-04-15 | 113.99 | 75.18 | +2.34 | FAST ahead |
| 2026-04-14 | 114.56 | 75.63 | +2.36 | FAST ahead |
| 2026-04-13 | 117.59 | 76.34 | +2.61 | FAST ahead |
| 2026-04-10 | 126.24 | 75.65 | +3.74 | FAST ahead |
| 2026-04-09 | 126.06 | 76.67 | +3.65 | FAST ahead |
| 2026-04-08 | 123.70 | 76.07 | +3.58 | FAST ahead |
| 2026-04-07 | 117.18 | 73.31 | +3.42 | FAST ahead |
| 2026-04-06 | 117.77 | 76.25 | +2.99 | FAST ahead |
| 2026-04-02 | 118.87 | 73.62 | +3.70 | FAST ahead |
| 2026-04-01 | 119.72 | 74.81 | +3.66 | FAST ahead |
| 2026-03-31 | 119.13 | 76.10 | +3.41 | FAST ahead |
| 2026-03-30 | 115.84 | 76.29 | +3.02 | FAST ahead |
| 2026-03-27 | 115.40 | 75.38 | +3.21 | FAST ahead |
| 2026-03-26 | 115.82 | 77.09 | +2.98 | FAST ahead |
| 2026-03-25 | 116.48 | 77.21 | +3.10 | FAST ahead |
| 2026-03-24 | 115.25 | 76.42 | +3.15 | FAST ahead |
| 2026-03-23 | 114.12 | 76.73 | +2.99 | FAST ahead |
| 2026-03-20 | 112.35 | 76.89 | +2.75 | FAST ahead |
| 2026-03-19 | 114.22 | 77.58 | +2.92 | FAST ahead |
| 2026-03-18 | 115.74 | 77.20 | +3.28 | FAST ahead |
| 2026-03-17 | 117.92 | 79.88 | +3.09 | FAST ahead |
| 2026-03-16 | 117.28 | 81.95 | +2.61 | FAST ahead |
| 2026-03-13 | 116.71 | 79.36 | +3.12 | FAST ahead |
| 2026-03-12 | 116.17 | 80.81 | +2.78 | FAST ahead |
| 2026-03-11 | 119.61 | 83.11 | +2.84 | FAST ahead |
| 2026-03-10 | 118.87 | 84.57 | +2.46 | FAST ahead |
| 2026-03-09 | 120.15 | 85.13 | +2.56 | FAST ahead |
| 2026-03-06 | 119.28 | 84.27 | +2.63 | FAST ahead |
| 2026-03-05 | 121.44 | 84.86 | +2.84 | FAST ahead |
| 2026-03-04 | 119.20 | 84.99 | +2.51 | FAST ahead |
| 2026-03-03 | 118.69 | 86.69 | +2.10 | FAST ahead |
| 2026-03-02 | 118.95 | 87.83 | +1.92 | FAST ahead |
| 2026-02-27 | 118.20 | 87.09 | +1.96 | FAST ahead |
| 2026-02-26 | 117.28 | 85.98 | +2.04 | FAST ahead |
| 2026-02-25 | 114.58 | 86.97 | +1.46 | FAST ahead |
| 2026-02-24 | 116.71 | 89.49 | +1.30 | FAST ahead |
| 2026-02-23 | 115.66 | 90.53 | +0.96 | FAST ahead |
| 2026-02-20 | 118.66 | 88.97 | +1.65 | FAST ahead |
| 2026-02-19 | 118.64 | 87.29 | +1.95 | FAST ahead |
| 2026-02-18 | 118.05 | 88.27 | +1.69 | FAST ahead |
| 2026-02-17 | 117.30 | 88.52 | +1.55 | FAST ahead |
| 2026-02-13 | 119.15 | 92.45 | +1.13 | FAST ahead |
| 2026-02-12 | 116.92 | 91.41 | +1.02 | FAST ahead |
| 2026-02-11 | 120.72 | 91.61 | +1.47 | FAST ahead |
| 2026-02-10 | 119.79 | 90.80 | +1.50 | FAST ahead |
| 2026-02-09 | 119.44 | 90.35 | +1.54 | FAST ahead |
| 2026-02-06 | 122.54 | 93.42 | +1.44 | FAST ahead |
| 2026-02-05 | 121.51 | 91.53 | +1.63 | FAST ahead |
| 2026-02-04 | 123.95 | 92.87 | +1.72 | FAST ahead |
| 2026-02-03 | 118.97 | 89.83 | +1.61 | FAST ahead |
| 2026-02-02 | 115.02 | 89.01 | +1.26 | FAST ahead |
| 2026-01-30 | 111.32 | 85.48 | +1.37 | FAST ahead |
| 2026-01-29 | 111.22 | 85.61 | +1.34 | FAST ahead |
| 2026-01-28 | 111.99 | 92.63 | +0.31 | near the usual relationship |
| 2026-01-27 | 112.84 | 93.63 | +0.27 | near the usual relationship |
| 2026-01-26 | 112.27 | 93.34 | +0.25 | near the usual relationship |
| 2026-01-23 | 112.68 | 91.88 | +0.53 | FAST ahead |
| 2026-01-22 | 114.97 | 89.71 | +1.14 | FAST ahead |
| 2026-01-21 | 114.53 | 89.33 | +1.16 | FAST ahead |
| 2026-01-20 | 109.42 | 85.63 | +1.12 | FAST ahead |
| 2026-01-16 | 112.30 | 85.70 | +1.48 | FAST ahead |
| 2026-01-15 | 111.76 | 85.23 | +1.50 | FAST ahead |
| 2026-01-14 | 108.91 | 85.95 | +1.04 | FAST ahead |
| 2026-01-13 | 108.91 | 86.96 | +0.88 | FAST ahead |
| 2026-01-12 | 107.06 | 85.14 | +0.94 | FAST ahead |
| 2026-01-09 | 107.78 | 86.54 | +0.82 | FAST ahead |
| 2026-01-08 | 107.32 | 86.35 | +0.80 | FAST ahead |
| 2026-01-07 | 104.26 | 83.81 | +0.82 | FAST ahead |
| 2026-01-06 | 106.65 | 84.52 | +1.01 | FAST ahead |
| 2026-01-05 | 105.65 | 83.71 | +1.02 | FAST ahead |
| 2026-01-02 | 103.83 | 85.39 | +0.53 | FAST ahead |
| 2025-12-31 | 103.03 | 84.02 | +0.65 | FAST ahead |
| 2025-12-30 | 104.93 | 84.60 | +0.81 | FAST ahead |
| 2025-12-29 | 106.01 | 85.36 | +0.83 | FAST ahead |
| 2025-12-26 | 106.70 | 86.33 | +0.78 | FAST ahead |
| 2025-12-24 | 107.39 | 86.77 | +0.80 | FAST ahead |
| 2025-12-23 | 107.11 | 85.81 | +0.92 | FAST ahead |
| 2025-12-22 | 107.19 | 86.89 | +0.77 | FAST ahead |
| 2025-12-19 | 108.73 | 86.35 | +1.05 | FAST ahead |
| 2025-12-18 | 108.70 | 87.91 | +0.82 | FAST ahead |
| 2025-12-17 | 107.50 | 89.86 | +0.39 | near the usual relationship |
| 2025-12-16 | 108.70 | 88.43 | +0.75 | FAST ahead |
| 2025-12-15 | 109.32 | 88.92 | +0.76 | FAST ahead |
| 2025-12-12 | 107.86 | 87.31 | +0.83 | FAST ahead |
| 2025-12-11 | 107.19 | 87.04 | +0.79 | FAST ahead |
| 2025-12-10 | 105.08 | 88.80 | +0.28 | near the usual relationship |
| 2025-12-09 | 103.57 | 87.95 | +0.22 | near the usual relationship |
| 2025-12-08 | 104.75 | 89.61 | +0.13 | near the usual relationship |
| 2025-12-05 | 106.55 | 90.85 | +0.18 | near the usual relationship |
| 2025-12-04 | 107.19 | 91.36 | +0.19 | near the usual relationship |
| 2025-12-03 | 105.83 | 90.84 | +0.10 | near the usual relationship |
| 2025-12-02 | 103.90 | 89.41 | +0.07 | near the usual relationship |
| 2025-12-01 | 103.08 | 90.15 | -0.14 | near the usual relationship |
| 2025-11-28 | 103.72 | 92.03 | -0.33 | near the usual relationship |
| 2025-11-26 | 103.47 | 91.78 | -0.32 | near the usual relationship |
| 2025-11-25 | 102.93 | 91.43 | -0.34 | near the usual relationship |
| 2025-11-24 | 101.64 | 89.09 | -0.17 | near the usual relationship |
| 2025-11-21 | 102.46 | 88.91 | -0.04 | near the usual relationship |
| 2025-11-20 | 100.51 | 88.43 | -0.22 | near the usual relationship |
| 2025-11-19 | 101.54 | 88.27 | -0.06 | near the usual relationship |
| 2025-11-18 | 102.59 | 89.93 | -0.17 | near the usual relationship |
| 2025-11-17 | 101.93 | 90.18 | -0.29 | near the usual relationship |
| 2025-11-14 | 103.85 | 93.11 | -0.46 | near the usual relationship |
| 2025-11-13 | 104.62 | 94.38 | -0.54 | TSCO ahead |
| 2025-11-12 | 105.19 | 94.05 | -0.43 | near the usual relationship |
| 2025-11-11 | 105.93 | 93.98 | -0.33 | near the usual relationship |
| 2025-11-10 | 106.16 | 93.17 | -0.19 | near the usual relationship |
| 2025-11-07 | 104.88 | 91.17 | -0.06 | near the usual relationship |
| 2025-11-06 | 104.67 | 89.21 | +0.20 | near the usual relationship |
| 2025-11-05 | 107.01 | 90.59 | +0.29 | near the usual relationship |
| 2025-11-04 | 106.03 | 89.12 | +0.38 | near the usual relationship |
| 2025-11-03 | 105.37 | 88.18 | +0.44 | near the usual relationship |
| 2025-10-31 | 105.65 | 90.90 | +0.09 | near the usual relationship |
| 2025-10-30 | 106.68 | 90.92 | +0.21 | near the usual relationship |
| 2025-10-29 | 105.49 | 91.12 | +0.04 | near the usual relationship |
| 2025-10-28 | 106.88 | 93.22 | -0.07 | near the usual relationship |
| 2025-10-27 | 109.22 | 94.70 | +0.01 | near the usual relationship |
| 2025-10-24 | 110.06 | 94.55 | +0.13 | near the usual relationship |
| 2025-10-23 | 110.37 | 94.67 | +0.16 | near the usual relationship |
| 2025-10-22 | 109.37 | 92.11 | +0.39 | near the usual relationship |
| 2025-10-21 | 111.22 | 92.01 | +0.62 | FAST ahead |
| 2025-10-20 | 110.37 | 92.89 | +0.41 | near the usual relationship |
| 2025-10-17 | 109.01 | 92.74 | +0.29 | near the usual relationship |
| 2025-10-16 | 107.73 | 92.67 | +0.16 | near the usual relationship |
| 2025-10-15 | 108.45 | 93.76 | +0.11 | near the usual relationship |
| 2025-10-14 | 109.76 | 93.21 | +0.33 | near the usual relationship |
| 2025-10-13 | 108.68 | 92.25 | +0.34 | near the usual relationship |
| 2025-10-10 | 117.54 | 91.12 | +1.39 | FAST ahead |
| 2025-10-09 | 119.92 | 91.09 | +1.63 | FAST ahead |
| 2025-10-08 | 122.08 | 90.59 | +1.90 | FAST ahead |
| 2025-10-07 | 121.82 | 90.23 | +1.93 | FAST ahead |
| 2025-10-06 | 122.67 | 91.88 | +1.81 | FAST ahead |
| 2025-10-03 | 122.93 | 93.79 | +1.61 | FAST ahead |
| 2025-10-02 | 123.67 | 94.47 | +1.61 | FAST ahead |
| 2025-10-01 | 122.52 | 93.95 | +1.58 | FAST ahead |
| 2025-09-30 | 125.91 | 95.54 | +1.70 | FAST ahead |
| 2025-09-29 | 125.47 | 95.24 | +1.71 | FAST ahead |
| 2025-09-26 | 125.03 | 94.95 | +1.72 | FAST ahead |
| 2025-09-25 | 122.85 | 94.79 | +1.56 | FAST ahead |
| 2025-09-24 | 122.05 | 96.35 | +1.32 | FAST ahead |
| 2025-09-23 | 123.21 | 98.38 | +1.20 | FAST ahead |
| 2025-09-22 | 120.98 | 97.67 | +1.09 | FAST ahead |
| 2025-09-19 | 122.16 | 100.23 | +0.92 | FAST ahead |
| 2025-09-18 | 121.23 | 100.58 | +0.80 | FAST ahead |
| 2025-09-17 | 120.98 | 99.29 | +0.93 | FAST ahead |
| 2025-09-16 | 121.31 | 99.10 | +0.98 | FAST ahead |
| 2025-09-15 | 122.62 | 100.14 | +0.99 | FAST ahead |
| 2025-09-12 | 121.82 | 101.82 | +0.75 | FAST ahead |
| 2025-09-11 | 121.51 | 100.83 | +0.83 | FAST ahead |
| 2025-09-10 | 123.16 | 98.20 | +1.27 | FAST ahead |
| 2025-09-09 | 122.98 | 99.25 | +1.14 | FAST ahead |
| 2025-09-08 | 123.72 | 100.95 | +1.03 | FAST ahead |
| 2025-09-05 | 123.21 | 101.67 | +0.92 | FAST ahead |
| 2025-09-04 | 129.06 | 101.87 | +1.40 | FAST ahead |
| 2025-09-03 | 127.14 | 101.03 | +1.34 | FAST ahead |
| 2025-09-02 | 126.29 | 103.35 | +1.04 | FAST ahead |
| 2025-08-29 | 127.50 | 103.76 | +1.10 | FAST ahead |
| 2025-08-28 | 128.83 | 105.25 | +1.07 | FAST ahead |
| 2025-08-27 | 128.88 | 104.80 | +1.13 | FAST ahead |
| 2025-08-26 | 128.27 | 103.64 | +1.20 | FAST ahead |
| 2025-08-25 | 129.06 | 103.35 | +1.31 | FAST ahead |
| 2025-08-22 | 129.37 | 103.50 | +1.33 | FAST ahead |
| 2025-08-21 | 126.16 | 102.48 | +1.18 | FAST ahead |
| 2025-08-20 | 127.19 | 102.53 | +1.27 | FAST ahead |
| 2025-08-19 | 128.11 | 104.63 | +1.14 | FAST ahead |
| 2025-08-18 | 126.08 | 102.65 | +1.18 | FAST ahead |
| 2025-08-15 | 125.49 | 101.62 | +1.25 | FAST ahead |
| 2025-08-14 | 125.01 | 100.28 | +1.36 | FAST ahead |
| 2025-08-13 | 126.34 | 100.35 | +1.47 | FAST ahead |
| 2025-08-12 | 124.39 | 99.62 | +1.40 | FAST ahead |
| 2025-08-11 | 122.82 | 100.01 | +1.24 | FAST ahead |
| 2025-08-08 | 123.21 | 99.56 | +1.33 | FAST ahead |
| 2025-08-07 | 121.90 | 100.83 | +1.09 | FAST ahead |
| 2025-08-06 | 120.10 | 101.22 | +0.90 | FAST ahead |
| 2025-08-05 | 116.66 | 100.41 | +0.69 | FAST ahead |
| 2025-08-04 | 116.48 | 99.96 | +0.73 | FAST ahead |
| 2025-08-01 | 116.66 | 96.82 | +1.08 | FAST ahead |
| 2025-07-31 | 118.43 | 95.68 | +1.38 | FAST ahead |
| 2025-07-30 | 119.15 | 97.15 | +1.29 | FAST ahead |
| 2025-07-29 | 119.64 | 98.43 | +1.21 | FAST ahead |
| 2025-07-28 | 120.15 | 97.62 | +1.35 | FAST ahead |
| 2025-07-25 | 122.59 | 99.67 | +1.35 | FAST ahead |
| 2025-07-24 | 123.06 | 99.69 | +1.40 | FAST ahead |
| 2025-07-23 | 121.77 | 100.16 | +1.25 | FAST ahead |
| 2025-07-22 | 120.87 | 99.09 | +1.30 | FAST ahead |
| 2025-07-21 | 118.15 | 96.45 | +1.35 | FAST ahead |
| 2025-07-18 | 118.25 | 95.05 | +1.53 | FAST ahead |
| 2025-07-17 | 117.79 | 95.47 | +1.45 | FAST ahead |
| 2025-07-16 | 117.07 | 94.15 | +1.55 | FAST ahead |
| 2025-07-15 | 115.87 | 94.65 | +1.39 | FAST ahead |
| 2025-07-14 | 115.71 | 97.51 | +1.07 | FAST ahead |
| 2025-07-11 | 111.09 | 95.41 | +0.88 | FAST ahead |
| 2025-07-10 | 111.84 | 96.50 | +0.84 | FAST ahead |
| 2025-07-09 | 111.42 | 96.11 | +0.85 | FAST ahead |
| 2025-07-08 | 109.99 | 95.37 | +0.80 | FAST ahead |
| 2025-07-07 | 109.04 | 95.36 | +0.72 | FAST ahead |
| 2025-07-03 | 110.73 | 91.78 | +1.28 | FAST ahead |
| 2025-07-02 | 109.58 | 92.63 | +1.08 | FAST ahead |
| 2025-07-01 | 110.04 | 90.85 | +1.33 | FAST ahead |
| 2025-06-30 | 107.83 | 88.65 | +1.39 | FAST ahead |
| 2025-06-27 | 107.73 | 86.87 | +1.60 | FAST ahead |
| 2025-06-26 | 106.03 | 87.09 | +1.42 | FAST ahead |
| 2025-06-25 | 105.57 | 88.70 | +1.20 | FAST ahead |
| 2025-06-24 | 106.62 | 89.90 | +1.17 | FAST ahead |
| 2025-06-23 | 106.03 | 90.15 | +1.09 | FAST ahead |
| 2025-06-20 | 105.11 | 88.23 | +1.22 | FAST ahead |
| 2025-06-18 | 106.52 | 87.41 | +1.46 | FAST ahead |
| 2025-06-17 | 106.68 | 85.65 | +1.69 | FAST ahead |
| 2025-06-16 | 108.45 | 86.84 | +1.73 | FAST ahead |
| 2025-06-13 | 108.27 | 86.59 | +1.75 | FAST ahead |
| 2025-06-12 | 110.04 | 86.92 | +1.89 | FAST ahead |
| 2025-06-11 | 109.50 | 86.20 | +1.95 | FAST ahead |
| 2025-06-10 | 109.68 | 86.49 | +1.95 | FAST ahead |
| 2025-06-09 | 108.16 | 84.86 | +2.02 | FAST ahead |
| 2025-06-06 | 107.98 | 85.58 | +1.94 | FAST ahead |
| 2025-06-05 | 106.14 | 86.44 | +1.68 | FAST ahead |
| 2025-06-04 | 104.96 | 82.89 | +2.01 | FAST ahead |
| 2025-06-03 | 105.75 | 82.40 | +2.17 | FAST ahead |
| 2025-06-02 | 105.03 | 80.40 | +2.38 | FAST ahead |
| 2025-05-30 | 106.14 | 81.31 | +2.41 | FAST ahead |
| 2025-05-29 | 105.78 | 82.27 | +2.28 | FAST ahead |
| 2025-05-28 | 106.47 | 82.42 | +2.36 | FAST ahead |
| 2025-05-27 | 106.91 | 84.64 | +2.15 | FAST ahead |
| 2025-05-23 | 104.36 | 83.50 | +2.06 | FAST ahead |
| 2025-05-22 | 104.53 | 83.45 | +2.11 | FAST ahead |
| 2025-05-21 | 104.57 | 84.07 | +2.05 | FAST ahead |
| 2025-05-20 | 105.16 | 86.69 | +1.81 | FAST ahead |
| 2025-05-19 | 106.75 | 88.89 | +1.72 | FAST ahead |
| 2025-05-16 | 106.59 | 89.02 | +1.70 | FAST ahead |
| 2025-05-15 | 105.11 | 87.65 | +1.74 | FAST ahead |
| 2025-05-14 | 103.35 | 86.32 | +1.74 | FAST ahead |
| 2025-05-13 | 102.66 | 87.88 | +1.48 | FAST ahead |
| 2025-05-12 | 102.89 | 88.57 | +1.44 | FAST ahead |
| 2025-05-09 | 100.90 | 86.18 | +1.53 | FAST ahead |
| 2025-05-08 | 101.78 | 86.39 | +1.62 | FAST ahead |
| 2025-05-07 | 100.77 | 85.61 | +1.63 | FAST ahead |
| 2025-05-06 | 100.77 | 85.71 | +1.63 | FAST ahead |
| 2025-05-05 | 105.80 | 86.08 | +2.15 | FAST ahead |
| 2025-05-02 | 105.42 | 85.41 | +2.23 | FAST ahead |
| 2025-05-01 | 103.61 | 84.59 | +2.17 | FAST ahead |
| 2025-04-30 | 103.94 | 85.04 | +2.18 | FAST ahead |
| 2025-04-29 | 103.06 | 83.78 | +2.28 | FAST ahead |
| 2025-04-28 | 102.84 | 82.32 | +2.50 | FAST ahead |
| 2025-04-25 | 103.63 | 83.87 | +2.41 | FAST ahead |
| 2025-04-24 | 105.39 | 82.32 | +2.89 | FAST ahead |
| 2025-04-23 | 102.94 | 85.23 | +2.22 | FAST ahead |
| 2025-04-22 | 104.54 | 84.47 | +2.55 | FAST ahead |
| 2025-04-21 | 103.07 | 83.31 | +2.59 | FAST ahead |
| 2025-04-17 | 104.72 | 84.27 | +2.68 | FAST ahead |
| 2025-04-16 | 103.27 | 82.92 | +2.75 | FAST ahead |
| 2025-04-15 | 104.81 | 85.68 | +2.55 | FAST ahead |
| 2025-04-14 | 104.36 | 87.65 | +2.23 | FAST ahead |
| 2025-04-11 | 103.52 | 86.81 | +2.26 | FAST ahead |
| 2025-04-10 | 97.29 | 86.22 | +1.54 | FAST ahead |
| 2025-04-09 | 98.16 | 86.32 | +1.64 | FAST ahead |
| 2025-04-08 | 91.40 | 80.67 | +1.58 | FAST ahead |
| 2025-04-07 | 92.63 | 82.91 | +1.40 | FAST ahead |
| 2025-04-04 | 95.53 | 88.03 | +1.01 | FAST ahead |
| 2025-04-03 | 100.14 | 93.69 | +0.81 | FAST ahead |
| 2025-04-02 | 100.14 | 93.44 | +0.84 | FAST ahead |
| 2025-04-01 | 99.63 | 92.62 | +0.88 | FAST ahead |
| 2025-03-31 | 99.55 | 92.57 | +0.87 | FAST ahead |
| 2025-03-28 | 97.78 | 89.83 | +1.02 | FAST ahead |
| 2025-03-27 | 99.78 | 90.99 | +1.11 | FAST ahead |
| 2025-03-26 | 98.96 | 90.50 | +1.07 | FAST ahead |
| 2025-03-25 | 98.96 | 88.75 | +1.31 | FAST ahead |
| 2025-03-24 | 98.77 | 89.93 | +1.12 | FAST ahead |
| 2025-03-21 | 95.93 | 88.13 | +1.00 | FAST ahead |
| 2025-03-20 | 96.93 | 87.09 | +1.28 | FAST ahead |
| 2025-03-19 | 98.15 | 88.70 | +1.20 | FAST ahead |
| 2025-03-18 | 97.68 | 88.45 | +1.17 | FAST ahead |
| 2025-03-17 | 97.65 | 89.26 | +1.05 | FAST ahead |
| 2025-03-14 | 96.61 | 87.07 | +1.22 | FAST ahead |
| 2025-03-13 | 94.60 | 86.79 | +1.00 | FAST ahead |
| 2025-03-12 | 97.55 | 87.96 | +1.21 | FAST ahead |
| 2025-03-11 | 99.29 | 90.59 | +1.05 | FAST ahead |
| 2025-03-10 | 102.44 | 96.11 | +0.70 | FAST ahead |
| 2025-03-07 | 102.67 | 95.57 | +0.79 | FAST ahead |
| 2025-03-06 | 99.94 | 91.71 | +0.96 | FAST ahead |
| 2025-03-05 | 95.62 | 92.32 | +0.34 | near the usual relationship |
| 2025-03-04 | 95.29 | 92.57 | +0.26 | near the usual relationship |
| 2025-03-03 | 95.48 | 92.23 | +0.32 | near the usual relationship |
| 2025-02-28 | 97.21 | 92.99 | +0.44 | near the usual relationship |
| 2025-02-27 | 95.11 | 91.93 | +0.31 | near the usual relationship |
| 2025-02-26 | 94.85 | 92.63 | +0.18 | near the usual relationship |
| 2025-02-25 | 95.76 | 95.78 | -0.12 | near the usual relationship |
| 2025-02-24 | 95.99 | 94.18 | +0.11 | near the usual relationship |
| 2025-02-21 | 95.99 | 94.70 | +0.04 | near the usual relationship |
| 2025-02-20 | 96.46 | 97.00 | -0.20 | near the usual relationship |
| 2025-02-19 | 97.01 | 97.20 | -0.16 | near the usual relationship |
| 2025-02-18 | 96.03 | 96.97 | -0.26 | near the usual relationship |
| 2025-02-14 | 95.99 | 95.99 | -0.15 | near the usual relationship |
| 2025-02-13 | 96.01 | 95.74 | -0.12 | near the usual relationship |
| 2025-02-12 | 94.58 | 93.86 | -0.07 | near the usual relationship |
| 2025-02-11 | 95.42 | 92.35 | +0.22 | near the usual relationship |
| 2025-02-10 | 94.63 | 91.44 | +0.23 | near the usual relationship |
| 2025-02-07 | 94.79 | 88.96 | +0.56 | FAST ahead |
| 2025-02-06 | 95.83 | 89.14 | +0.66 | FAST ahead |
| 2025-02-05 | 94.40 | 90.06 | +0.36 | near the usual relationship |
| 2025-02-04 | 93.95 | 90.79 | +0.21 | near the usual relationship |
| 2025-02-03 | 94.63 | 91.69 | +0.18 | near the usual relationship |
| 2025-01-31 | 94.02 | 91.32 | +0.14 | near the usual relationship |
| 2025-01-30 | 96.25 | 91.21 | +0.42 | near the usual relationship |
| 2025-01-29 | 95.10 | 96.03 | -0.31 | near the usual relationship |
| 2025-01-28 | 96.01 | 96.40 | -0.25 | near the usual relationship |
| 2025-01-27 | 97.91 | 97.32 | -0.14 | near the usual relationship |
| 2025-01-24 | 96.96 | 97.34 | -0.26 | near the usual relationship |
| 2025-01-23 | 96.87 | 96.40 | -0.16 | near the usual relationship |
| 2025-01-22 | 97.05 | 96.55 | -0.17 | near the usual relationship |
| 2025-01-21 | 97.68 | 95.56 | +0.01 | near the usual relationship |
| 2025-01-17 | 97.66 | 90.15 | +0.65 | FAST ahead |
| 2025-01-16 | 95.98 | 89.93 | +0.49 | near the usual relationship |
| 2025-01-15 | 95.34 | 89.21 | +0.50 | FAST ahead |
| 2025-01-14 | 94.66 | 89.34 | +0.40 | near the usual relationship |
| 2025-01-13 | 93.57 | 91.68 | -0.01 | near the usual relationship |
| 2025-01-10 | 91.95 | 91.71 | -0.21 | near the usual relationship |
| 2025-01-08 | 93.63 | 91.37 | +0.03 | near the usual relationship |
| 2025-01-07 | 92.82 | 90.50 | +0.04 | near the usual relationship |
| 2025-01-06 | 92.39 | 90.13 | +0.03 | near the usual relationship |
| 2025-01-03 | 92.03 | 87.24 | +0.34 | near the usual relationship |
| 2025-01-02 | 91.28 | 88.00 | +0.15 | near the usual relationship |
| 2024-12-31 | 92.31 | 89.14 | +0.13 | near the usual relationship |
| 2024-12-30 | 92.32 | 88.35 | +0.22 | near the usual relationship |
| 2024-12-27 | 93.73 | 91.66 | -0.02 | near the usual relationship |
| 2024-12-26 | 95.53 | 93.22 | +0.00 | near the usual relationship |
| 2024-12-24 | 96.42 | 91.54 | +0.29 | near the usual relationship |
| 2024-12-23 | 95.61 | 90.20 | +0.35 | near the usual relationship |
| 2024-12-20 | 96.05 | 90.59 | +0.35 | near the usual relationship |
| 2024-12-19 | 95.03 | 88.71 | +0.45 | near the usual relationship |
| 2024-12-18 | 95.83 | 89.10 | +0.49 | near the usual relationship |
| 2024-12-17 | 99.67 | 92.47 | +0.51 | FAST ahead |
| 2024-12-16 | 100.31 | 92.91 | +0.53 | FAST ahead |
| 2024-12-13 | 100.73 | 95.91 | +0.23 | near the usual relationship |
| 2024-12-12 | 101.46 | 95.85 | +0.31 | near the usual relationship |
| 2024-12-11 | 101.75 | 95.92 | +0.33 | near the usual relationship |
| 2024-12-10 | 102.40 | 95.66 | +0.42 | near the usual relationship |
| 2024-12-09 | 103.11 | 95.33 | +0.53 | FAST ahead |
| 2024-12-06 | 104.04 | 94.91 | +0.67 | FAST ahead |
| 2024-12-05 | 104.96 | 94.91 | +0.76 | FAST ahead |
| 2024-12-04 | 105.47 | 96.05 | +0.68 | FAST ahead |
| 2024-12-03 | 106.30 | 95.75 | +0.80 | FAST ahead |
| 2024-12-02 | 106.12 | 97.53 | +0.59 | FAST ahead |
| 2024-11-29 | 107.27 | 95.31 | +0.94 | FAST ahead |
| 2024-11-27 | 107.46 | 94.74 | +1.02 | FAST ahead |
| 2024-11-26 | 107.96 | 94.14 | +1.13 | FAST ahead |
| 2024-11-25 | 107.51 | 96.09 | +0.87 | FAST ahead |
| 2024-11-22 | 106.65 | 94.65 | +0.94 | FAST ahead |
| 2024-11-21 | 105.73 | 91.94 | +1.15 | FAST ahead |
| 2024-11-20 | 105.03 | 90.72 | +1.22 | FAST ahead |
| 2024-11-19 | 104.74 | 91.68 | +1.08 | FAST ahead |
| 2024-11-18 | 105.01 | 93.01 | +0.96 | FAST ahead |
| 2024-11-15 | 105.07 | 92.62 | +1.01 | FAST ahead |
| 2024-11-14 | 105.47 | 93.10 | +0.99 | FAST ahead |
| 2024-11-13 | 107.34 | 93.66 | +1.11 | FAST ahead |
| 2024-11-12 | 107.19 | 93.81 | +1.08 | FAST ahead |
| 2024-11-11 | 108.28 | 94.61 | +1.10 | FAST ahead |
| 2024-11-08 | 106.97 | 96.96 | +0.72 | FAST ahead |
| 2024-11-07 | 106.68 | 97.20 | +0.66 | FAST ahead |
| 2024-11-06 | 107.28 | 97.09 | +0.73 | FAST ahead |
| 2024-11-05 | 100.24 | 92.81 | +0.49 | near the usual relationship |
| 2024-11-04 | 99.90 | 90.84 | +0.67 | FAST ahead |
| 2024-11-01 | 100.42 | 89.57 | +0.87 | FAST ahead |
| 2024-10-31 | 100.36 | 89.21 | +0.90 | FAST ahead |
| 2024-10-30 | 100.56 | 90.03 | +0.82 | FAST ahead |
| 2024-10-29 | 99.63 | 90.32 | +0.69 | FAST ahead |
| 2024-10-28 | 98.42 | 90.71 | +0.52 | FAST ahead |
| 2024-10-25 | 97.37 | 91.65 | +0.30 | near the usual relationship |
| 2024-10-24 | 97.07 | 92.16 | +0.21 | near the usual relationship |
| 2024-10-23 | 97.47 | 98.14 | -0.39 | near the usual relationship |
| 2024-10-22 | 98.25 | 97.92 | -0.29 | near the usual relationship |
| 2024-10-21 | 99.83 | 98.99 | -0.24 | near the usual relationship |
| 2024-10-18 | 100.00 | 100.00 | -0.33 | near the usual relationship |
One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Oct 13, 2025 (FAST -7.5%, TSCO +1.2%); Jan 29, 2026 (FAST -0.7%, TSCO -7.6%); Apr 13, 2026 (FAST -6.8%, TSCO +0.9%); Apr 21, 2026 (FAST +0.3%, TSCO -11.7%). Upcoming earnings: TSCO Oct 22, 2026 (pre-market).
Paired trades
The shared paper book and the replay, kept apart
Forward paper record
No paper position on this pair yet.
Historical simulation (a diagnostic, same rules)
No simulated trade through Oct 20, 2026: the pair rarely passed every test while 2 standard deviations apart.
Per $10,000 a leg. A replay on today's companies cannot prove an edge.
The companies
FAST and TSCO at a glance
FAST Fastenal Company
- Listing
- Nasdaq · SEC CIK 815556
- Industry
- RETAIL: Building Materials · SIC 5200 Retail-Building Materials, Hardware, Garden Supply
- Market value
- $58.5B
- Price history
- 2,521 daily closes, Oct 12, 2016 to Oct 22, 2026
TSCO Tractor Supply Company
- Listing
- Nasdaq · SEC CIK 916365
- Industry
- RETAIL: Building Materials · SIC 5200 Retail-Building Materials, Hardware, Garden Supply
- Market value
- $17.1B
- Price history
- 2,521 daily closes, Oct 12, 2016 to Oct 22, 2026
Daily prices: Nasdaq.com. Filings and industry codes: SEC EDGAR. Earnings dates: Nasdaq earnings calendar.
Related
All pairs →Other rivals of FAST and TSCO
| Pair | Status | Ahead now | Industry |
|---|---|---|---|
| SHW / FAST | Watchlist | FAST by 1.29 sd | SIC 5200 Retail-Building Materials, Hardware, Garden Supply |
| SHW / TSCO | Watchlist | SHW by 0.87 sd | SIC 5200 Retail-Building Materials, Hardware, Garden Supply |
Follow the research behind the paper book
Boostio is a research-first platform in private beta: crypto candidates, daily market stories, public paper trading and now rival stocks. Exploring these pages stays free and open.
Explore the private betaPaper only: hypothetical paired positions with modelled costs. No broker, no orders, no real money. A historical simulation is a diagnostic, not proof of an edge. Not investment advice.
