Alcon Inc. vs The Cooper Companies Inc.
WatchlistALC / COOPrices through Oct 22, 2026
Why these are rivals: #1 and #2 by market value ($33B vs $11B) in Nasdaq's "Ophthalmic Goods" industry; SEC SIC 3851 / 3851 (same major group); #1 and #2 by market value ($33B vs $11B) with SEC SIC 3851 (Ophthalmic Goods).
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: 0.53 (needs >= 0.60)
- Mean reversion: ADF t-statistic of the spread: -1.96 (needs <= -2.873 (5% critical value))
Business leadership
Business size
Annual revenue reported to the SEC. Scale, not market share.
| Year | ALC | COO | Larger |
|---|---|---|---|
| 2025 | - | $4.1B | - |
| 2024 | - | $3.9B | - |
| 2023 | - | $3.6B | - |
| 2022 | - | $3.3B | - |
| 2021 | - | $2.9B | - |
| 2020 | - | $2.4B | - |
Market value: ALC $33.0B, COO $11.1B.
Stock leadership
ALC is ahead now
Measured against the pair's own last 252 trading days.
ALC leads COO by 1.38 standard deviations: +10.5% over its usual price ratio. 3 lead switches in the last year.
| Price change | 3 mo | 6 mo | 12 mo |
|---|---|---|---|
| ALC | +4.0% | -6.9% | -6.8% |
| COO | -12.3% | -5.1% | -17.8% |
Relationship
Not a measured twin today
Only these tests can make a pair tradable on paper.
- Pass
- Aligned sessions: 1896 (needs >= 254)
- Fail
- Co-movement: daily return correlation, 252 sessions: 0.53 (needs >= 0.60)
- Fail
- Mean reversion: ADF t-statistic of the spread: -1.96 (needs <= -2.873 (5% critical value))
- Pass
- Speed: half-life of the spread, sessions: 23.04 (needs <= 63)
- Data
- Both stocks current
The twins over two years
Prices side by side, and the gap between them
ALC Alcon Inc. COO The Cooper Companies Inc.Price 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: ALC relative to COO, against the 252 sessions before each day. Above 0: ALC ahead; below 0: COO ahead. Lines at +/-2 (idea) and +/-4 (stop).
Data table (504 sessions)
| Date | ALC index | COO index | z | Ahead |
|---|---|---|---|---|
| 2026-10-22 | 74.24 | 56.95 | +1.38 | ALC ahead |
| 2026-10-21 | 70.87 | 54.47 | +1.37 | ALC ahead |
| 2026-10-20 | 71.29 | 54.61 | +1.42 | ALC ahead |
| 2026-10-19 | 69.51 | 53.72 | +1.31 | ALC ahead |
| 2026-10-16 | 69.56 | 53.52 | +1.38 | ALC ahead |
| 2026-10-15 | 69.98 | 53.02 | +1.61 | ALC ahead |
| 2026-10-14 | 67.13 | 50.69 | +1.67 | ALC ahead |
| 2026-10-13 | 66.22 | 50.42 | +1.56 | ALC ahead |
| 2026-10-12 | 67.64 | 51.31 | +1.63 | ALC ahead |
| 2026-10-09 | 67.38 | 50.22 | +1.90 | ALC ahead |
| 2026-10-08 | 66.35 | 50.16 | +1.71 | ALC ahead |
| 2026-10-07 | 66.22 | 50.57 | +1.57 | ALC ahead |
| 2026-10-06 | 66.42 | 52.12 | +1.17 | ALC ahead |
| 2026-10-05 | 67.62 | 52.44 | +1.35 | ALC ahead |
| 2026-10-02 | 67.02 | 52.57 | +1.19 | ALC ahead |
| 2026-10-01 | 67.21 | 53.03 | +1.10 | ALC ahead |
| 2026-09-30 | 68.06 | 52.22 | +1.52 | ALC ahead |
| 2026-09-29 | 68.78 | 52.31 | +1.66 | ALC ahead |
| 2026-09-28 | 68.59 | 52.25 | +1.64 | ALC ahead |
| 2026-09-25 | 67.76 | 51.15 | +1.79 | ALC ahead |
| 2026-09-24 | 67.86 | 51.15 | +1.82 | ALC ahead |
| 2026-09-23 | 68.73 | 51.79 | +1.83 | ALC ahead |
| 2026-09-22 | 68.94 | 51.07 | +2.10 | ALC ahead |
| 2026-09-21 | 68.18 | 49.99 | +2.27 | ALC ahead |
| 2026-09-18 | 68.36 | 51.07 | +1.98 | ALC ahead |
| 2026-09-17 | 68.51 | 49.67 | +2.43 | ALC ahead |
| 2026-09-16 | 69.69 | 50.44 | +2.47 | ALC ahead |
| 2026-09-15 | 71.22 | 49.21 | +3.22 | ALC ahead |
| 2026-09-14 | 71.20 | 50.08 | +2.98 | ALC ahead |
| 2026-09-11 | 69.40 | 49.80 | +2.70 | ALC ahead |
| 2026-09-10 | 69.95 | 50.04 | +2.78 | ALC ahead |
| 2026-09-09 | 71.93 | 58.64 | +0.71 | ALC ahead |
| 2026-09-08 | 72.65 | 62.53 | -0.15 | near the usual relationship |
| 2026-09-04 | 74.10 | 64.28 | -0.28 | near the usual relationship |
| 2026-09-03 | 75.76 | 65.25 | -0.17 | near the usual relationship |
| 2026-09-02 | 75.93 | 64.41 | +0.05 | near the usual relationship |
| 2026-09-01 | 75.42 | 63.99 | +0.04 | near the usual relationship |
| 2026-08-31 | 75.74 | 64.74 | -0.08 | near the usual relationship |
| 2026-08-28 | 75.69 | 65.74 | -0.33 | near the usual relationship |
| 2026-08-27 | 75.92 | 65.55 | -0.24 | near the usual relationship |
| 2026-08-26 | 76.38 | 67.13 | -0.51 | COO ahead |
| 2026-08-25 | 77.12 | 67.47 | -0.45 | near the usual relationship |
| 2026-08-24 | 77.46 | 70.02 | -0.93 | COO ahead |
| 2026-08-21 | 77.39 | 70.40 | -1.04 | COO ahead |
| 2026-08-20 | 76.66 | 70.35 | -1.17 | COO ahead |
| 2026-08-19 | 78.05 | 70.88 | -1.02 | COO ahead |
| 2026-08-18 | 77.31 | 69.98 | -0.98 | COO ahead |
| 2026-08-17 | 76.19 | 69.37 | -1.07 | COO ahead |
| 2026-08-14 | 78.04 | 70.36 | -0.94 | COO ahead |
| 2026-08-13 | 77.28 | 70.76 | -1.17 | COO ahead |
| 2026-08-12 | 77.34 | 70.88 | -1.19 | COO ahead |
| 2026-08-11 | 79.20 | 70.96 | -0.87 | COO ahead |
| 2026-08-10 | 77.39 | 70.50 | -1.11 | COO ahead |
| 2026-08-07 | 75.48 | 68.57 | -1.07 | COO ahead |
| 2026-08-06 | 73.09 | 67.73 | -1.35 | COO ahead |
| 2026-08-05 | 74.17 | 69.13 | -1.44 | COO ahead |
| 2026-08-04 | 74.62 | 68.99 | -1.34 | COO ahead |
| 2026-08-03 | 73.80 | 68.57 | -1.41 | COO ahead |
| 2026-07-31 | 72.46 | 66.80 | -1.31 | COO ahead |
| 2026-07-30 | 73.17 | 67.11 | -1.25 | COO ahead |
| 2026-07-29 | 73.21 | 67.49 | -1.32 | COO ahead |
| 2026-07-28 | 72.64 | 66.56 | -1.25 | COO ahead |
| 2026-07-27 | 70.72 | 64.93 | -1.28 | COO ahead |
| 2026-07-24 | 71.38 | 64.95 | -1.16 | COO ahead |
| 2026-07-23 | 70.64 | 64.87 | -1.29 | COO ahead |
| 2026-07-22 | 70.79 | 65.12 | -1.32 | COO ahead |
| 2026-07-21 | 70.79 | 65.59 | -1.43 | COO ahead |
| 2026-07-20 | 73.62 | 66.13 | -1.03 | COO ahead |
| 2026-07-17 | 73.85 | 66.24 | -1.02 | COO ahead |
| 2026-07-16 | 74.23 | 67.52 | -1.21 | COO ahead |
| 2026-07-15 | 72.00 | 65.21 | -1.17 | COO ahead |
| 2026-07-14 | 70.28 | 63.28 | -1.10 | COO ahead |
| 2026-07-13 | 72.52 | 65.88 | -1.22 | COO ahead |
| 2026-07-10 | 71.27 | 65.31 | -1.34 | COO ahead |
| 2026-07-09 | 70.57 | 65.60 | -1.54 | COO ahead |
| 2026-07-08 | 69.96 | 64.30 | -1.41 | COO ahead |
| 2026-07-07 | 70.29 | 66.40 | -1.78 | COO ahead |
| 2026-07-06 | 71.82 | 67.07 | -1.64 | COO ahead |
| 2026-07-02 | 73.22 | 68.54 | -1.68 | COO ahead |
| 2026-07-01 | 70.23 | 66.46 | -1.84 | COO ahead |
| 2026-06-30 | 70.53 | 66.24 | -1.75 | COO ahead |
| 2026-06-29 | 71.06 | 65.94 | -1.61 | COO ahead |
| 2026-06-26 | 71.26 | 65.60 | -1.51 | COO ahead |
| 2026-06-25 | 71.61 | 65.25 | -1.39 | COO ahead |
| 2026-06-24 | 71.40 | 63.58 | -1.11 | COO ahead |
| 2026-06-23 | 69.50 | 61.10 | -0.95 | COO ahead |
| 2026-06-22 | 68.51 | 60.43 | -1.00 | COO ahead |
| 2026-06-18 | 67.98 | 60.88 | -1.20 | COO ahead |
| 2026-06-17 | 67.42 | 60.09 | -1.15 | COO ahead |
| 2026-06-16 | 69.20 | 62.21 | -1.26 | COO ahead |
| 2026-06-15 | 69.68 | 62.59 | -1.26 | COO ahead |
| 2026-06-12 | 70.26 | 62.70 | -1.19 | COO ahead |
| 2026-06-11 | 69.91 | 62.36 | -1.19 | COO ahead |
| 2026-06-10 | 69.49 | 62.53 | -1.31 | COO ahead |
| 2026-06-09 | 71.37 | 63.38 | -1.16 | COO ahead |
| 2026-06-08 | 69.49 | 61.69 | -1.16 | COO ahead |
| 2026-06-05 | 70.22 | 62.20 | -1.14 | COO ahead |
| 2026-06-04 | 69.98 | 57.29 | -0.18 | near the usual relationship |
| 2026-06-03 | 67.50 | 55.74 | -0.29 | near the usual relationship |
| 2026-06-02 | 67.56 | 54.95 | -0.11 | near the usual relationship |
| 2026-06-01 | 69.06 | 55.60 | +0.01 | near the usual relationship |
| 2026-05-29 | 69.68 | 56.54 | -0.08 | near the usual relationship |
| 2026-05-28 | 69.01 | 56.38 | -0.16 | near the usual relationship |
| 2026-05-27 | 69.74 | 56.16 | +0.01 | near the usual relationship |
| 2026-05-26 | 71.16 | 57.30 | +0.01 | near the usual relationship |
| 2026-05-22 | 71.24 | 57.78 | -0.08 | near the usual relationship |
| 2026-05-21 | 71.40 | 58.05 | -0.11 | near the usual relationship |
| 2026-05-20 | 70.72 | 57.04 | -0.01 | near the usual relationship |
| 2026-05-19 | 69.67 | 56.76 | -0.13 | near the usual relationship |
| 2026-05-18 | 69.34 | 56.29 | -0.09 | near the usual relationship |
| 2026-05-15 | 66.89 | 55.06 | -0.26 | near the usual relationship |
| 2026-05-14 | 67.27 | 55.77 | -0.35 | near the usual relationship |
| 2026-05-13 | 66.68 | 54.93 | -0.27 | near the usual relationship |
| 2026-05-12 | 67.04 | 55.38 | -0.31 | near the usual relationship |
| 2026-05-11 | 65.19 | 54.48 | -0.45 | near the usual relationship |
| 2026-05-08 | 65.76 | 55.42 | -0.56 | COO ahead |
| 2026-05-07 | 67.14 | 56.45 | -0.54 | COO ahead |
| 2026-05-06 | 68.75 | 56.46 | -0.26 | near the usual relationship |
| 2026-05-05 | 78.25 | 56.58 | +1.27 | ALC ahead |
| 2026-05-04 | 77.23 | 56.83 | +1.06 | ALC ahead |
| 2026-05-01 | 77.87 | 57.60 | +1.00 | ALC ahead |
| 2026-04-30 | 78.69 | 58.10 | +1.02 | ALC ahead |
| 2026-04-29 | 76.53 | 56.66 | +0.99 | ALC ahead |
| 2026-04-28 | 79.25 | 58.28 | +1.07 | ALC ahead |
| 2026-04-27 | 79.89 | 59.43 | +0.94 | ALC ahead |
| 2026-04-24 | 79.67 | 59.50 | +0.89 | ALC ahead |
| 2026-04-23 | 79.74 | 59.99 | +0.80 | ALC ahead |
| 2026-04-22 | 80.33 | 61.81 | +0.53 | ALC ahead |
| 2026-04-21 | 81.80 | 62.17 | +0.68 | ALC ahead |
| 2026-04-20 | 84.40 | 64.16 | +0.67 | ALC ahead |
| 2026-04-17 | 85.47 | 64.71 | +0.72 | ALC ahead |
| 2026-04-16 | 83.61 | 64.09 | +0.57 | ALC ahead |
| 2026-04-15 | 84.85 | 64.93 | +0.59 | ALC ahead |
| 2026-04-14 | 84.02 | 66.15 | +0.25 | near the usual relationship |
| 2026-04-13 | 83.81 | 66.23 | +0.20 | near the usual relationship |
| 2026-04-10 | 81.99 | 65.78 | +0.02 | near the usual relationship |
| 2026-04-09 | 81.35 | 66.01 | -0.12 | near the usual relationship |
| 2026-04-08 | 81.26 | 66.26 | -0.18 | near the usual relationship |
| 2026-04-07 | 78.48 | 64.35 | -0.25 | near the usual relationship |
| 2026-04-06 | 78.44 | 64.93 | -0.37 | near the usual relationship |
| 2026-04-02 | 78.37 | 64.82 | -0.36 | near the usual relationship |
| 2026-04-01 | 79.37 | 65.98 | -0.43 | near the usual relationship |
| 2026-03-31 | 79.20 | 66.04 | -0.47 | near the usual relationship |
| 2026-03-30 | 77.43 | 64.02 | -0.37 | near the usual relationship |
| 2026-03-27 | 77.09 | 64.45 | -0.50 | COO ahead |
| 2026-03-26 | 78.27 | 66.08 | -0.62 | COO ahead |
| 2026-03-25 | 79.10 | 66.00 | -0.48 | near the usual relationship |
| 2026-03-24 | 78.03 | 65.11 | -0.49 | near the usual relationship |
| 2026-03-23 | 77.93 | 64.88 | -0.46 | near the usual relationship |
| 2026-03-20 | 77.41 | 64.62 | -0.50 | COO ahead |
| 2026-03-19 | 78.84 | 65.31 | -0.41 | near the usual relationship |
| 2026-03-18 | 79.61 | 65.74 | -0.38 | near the usual relationship |
| 2026-03-17 | 81.75 | 66.55 | -0.21 | near the usual relationship |
| 2026-03-16 | 81.76 | 65.62 | -0.04 | near the usual relationship |
| 2026-03-13 | 81.27 | 64.59 | +0.08 | near the usual relationship |
| 2026-03-12 | 82.51 | 66.06 | -0.01 | near the usual relationship |
| 2026-03-11 | 84.90 | 68.12 | -0.04 | near the usual relationship |
| 2026-03-10 | 84.77 | 68.73 | -0.16 | near the usual relationship |
| 2026-03-09 | 86.03 | 70.04 | -0.21 | near the usual relationship |
| 2026-03-06 | 85.48 | 70.71 | -0.39 | near the usual relationship |
| 2026-03-05 | 86.74 | 74.08 | -0.78 | COO ahead |
| 2026-03-04 | 88.57 | 75.73 | -0.79 | COO ahead |
| 2026-03-03 | 87.32 | 77.01 | -1.16 | COO ahead |
| 2026-03-02 | 89.01 | 77.52 | -1.01 | COO ahead |
| 2026-02-27 | 91.63 | 77.29 | -0.63 | COO ahead |
| 2026-02-26 | 91.15 | 77.60 | -0.74 | COO ahead |
| 2026-02-25 | 90.68 | 77.10 | -0.72 | COO ahead |
| 2026-02-24 | 88.43 | 77.18 | -1.03 | COO ahead |
| 2026-02-23 | 87.08 | 76.61 | -1.13 | COO ahead |
| 2026-02-20 | 86.85 | 77.66 | -1.33 | COO ahead |
| 2026-02-19 | 87.47 | 77.30 | -1.19 | COO ahead |
| 2026-02-18 | 86.49 | 77.04 | -1.29 | COO ahead |
| 2026-02-17 | 84.84 | 75.69 | -1.31 | COO ahead |
| 2026-02-13 | 83.25 | 76.66 | -1.69 | COO ahead |
| 2026-02-12 | 82.56 | 75.47 | -1.60 | COO ahead |
| 2026-02-11 | 83.45 | 76.71 | -1.67 | COO ahead |
| 2026-02-10 | 84.59 | 75.35 | -1.28 | COO ahead |
| 2026-02-09 | 82.45 | 75.26 | -1.58 | COO ahead |
| 2026-02-06 | 82.86 | 75.84 | -1.61 | COO ahead |
| 2026-02-05 | 82.37 | 73.99 | -1.38 | COO ahead |
| 2026-02-04 | 83.10 | 74.75 | -1.40 | COO ahead |
| 2026-02-03 | 81.28 | 73.28 | -1.42 | COO ahead |
| 2026-02-02 | 83.43 | 74.50 | -1.30 | COO ahead |
| 2026-01-30 | 85.12 | 75.17 | -1.16 | COO ahead |
| 2026-01-29 | 85.30 | 74.24 | -0.98 | COO ahead |
| 2026-01-28 | 84.53 | 74.34 | -1.09 | COO ahead |
| 2026-01-27 | 85.00 | 74.54 | -1.04 | COO ahead |
| 2026-01-26 | 84.92 | 74.73 | -1.07 | COO ahead |
| 2026-01-23 | 84.39 | 75.09 | -1.19 | COO ahead |
| 2026-01-22 | 85.16 | 76.48 | -1.29 | COO ahead |
| 2026-01-21 | 85.79 | 76.24 | -1.16 | COO ahead |
| 2026-01-20 | 83.10 | 74.46 | -1.24 | COO ahead |
| 2026-01-16 | 83.04 | 76.09 | -1.49 | COO ahead |
| 2026-01-15 | 83.74 | 76.03 | -1.38 | COO ahead |
| 2026-01-14 | 84.20 | 75.46 | -1.22 | COO ahead |
| 2026-01-13 | 83.03 | 75.47 | -1.38 | COO ahead |
| 2026-01-12 | 84.99 | 76.88 | -1.31 | COO ahead |
| 2026-01-09 | 84.22 | 77.08 | -1.43 | COO ahead |
| 2026-01-08 | 84.74 | 76.79 | -1.31 | COO ahead |
| 2026-01-07 | 85.16 | 77.50 | -1.35 | COO ahead |
| 2026-01-06 | 85.99 | 77.89 | -1.30 | COO ahead |
| 2026-01-05 | 84.77 | 76.43 | -1.24 | COO ahead |
| 2026-01-02 | 81.56 | 74.92 | -1.44 | COO ahead |
| 2025-12-31 | 82.84 | 75.71 | -1.38 | COO ahead |
| 2025-12-30 | 83.36 | 76.18 | -1.37 | COO ahead |
| 2025-12-29 | 84.45 | 75.93 | -1.19 | COO ahead |
| 2025-12-26 | 84.49 | 76.32 | -1.23 | COO ahead |
| 2025-12-24 | 84.27 | 76.27 | -1.25 | COO ahead |
| 2025-12-23 | 84.21 | 76.56 | -1.29 | COO ahead |
| 2025-12-22 | 84.66 | 77.44 | -1.35 | COO ahead |
| 2025-12-19 | 84.06 | 76.44 | -1.27 | COO ahead |
| 2025-12-18 | 83.56 | 76.17 | -1.29 | COO ahead |
| 2025-12-17 | 83.31 | 76.19 | -1.31 | COO ahead |
| 2025-12-16 | 83.06 | 74.86 | -1.15 | COO ahead |
| 2025-12-15 | 83.24 | 75.31 | -1.18 | COO ahead |
| 2025-12-12 | 82.83 | 75.82 | -1.28 | COO ahead |
| 2025-12-11 | 82.78 | 75.85 | -1.28 | COO ahead |
| 2025-12-10 | 84.31 | 74.58 | -0.91 | COO ahead |
| 2025-12-09 | 82.69 | 72.52 | -0.81 | COO ahead |
| 2025-12-08 | 82.90 | 72.08 | -0.71 | COO ahead |
| 2025-12-05 | 84.85 | 75.19 | -0.88 | COO ahead |
| 2025-12-04 | 83.03 | 71.15 | -0.54 | COO ahead |
| 2025-12-03 | 84.12 | 70.18 | -0.27 | near the usual relationship |
| 2025-12-02 | 83.25 | 70.05 | -0.34 | near the usual relationship |
| 2025-12-01 | 82.19 | 71.50 | -0.64 | COO ahead |
| 2025-11-28 | 83.36 | 71.98 | -0.56 | COO ahead |
| 2025-11-26 | 83.21 | 71.99 | -0.57 | COO ahead |
| 2025-11-25 | 83.73 | 72.24 | -0.53 | COO ahead |
| 2025-11-24 | 80.15 | 70.21 | -0.66 | COO ahead |
| 2025-11-21 | 80.52 | 69.71 | -0.54 | COO ahead |
| 2025-11-20 | 78.88 | 65.68 | -0.18 | near the usual relationship |
| 2025-11-19 | 79.27 | 66.65 | -0.26 | near the usual relationship |
| 2025-11-18 | 79.65 | 66.69 | -0.22 | near the usual relationship |
| 2025-11-17 | 80.52 | 65.91 | -0.01 | near the usual relationship |
| 2025-11-14 | 81.62 | 66.63 | +0.02 | near the usual relationship |
| 2025-11-13 | 82.63 | 66.28 | +0.18 | near the usual relationship |
| 2025-11-12 | 83.50 | 66.96 | +0.19 | near the usual relationship |
| 2025-11-11 | 81.31 | 66.27 | +0.06 | near the usual relationship |
| 2025-11-10 | 78.19 | 65.32 | -0.15 | near the usual relationship |
| 2025-11-07 | 77.75 | 64.75 | -0.12 | near the usual relationship |
| 2025-11-06 | 78.06 | 63.74 | +0.06 | near the usual relationship |
| 2025-11-05 | 78.14 | 63.62 | +0.09 | near the usual relationship |
| 2025-11-04 | 77.98 | 63.81 | +0.05 | near the usual relationship |
| 2025-11-03 | 77.65 | 64.49 | -0.06 | near the usual relationship |
| 2025-10-31 | 77.66 | 64.58 | -0.07 | near the usual relationship |
| 2025-10-30 | 78.05 | 64.76 | -0.04 | near the usual relationship |
| 2025-10-29 | 77.36 | 64.27 | -0.05 | near the usual relationship |
| 2025-10-28 | 78.64 | 66.28 | -0.16 | near the usual relationship |
| 2025-10-27 | 79.99 | 67.29 | -0.14 | near the usual relationship |
| 2025-10-24 | 79.97 | 67.90 | -0.21 | near the usual relationship |
| 2025-10-23 | 80.16 | 68.83 | -0.29 | near the usual relationship |
| 2025-10-22 | 80.30 | 68.77 | -0.27 | near the usual relationship |
| 2025-10-21 | 79.63 | 69.28 | -0.38 | near the usual relationship |
| 2025-10-20 | 79.31 | 69.27 | -0.41 | near the usual relationship |
| 2025-10-17 | 78.95 | 66.48 | -0.12 | near the usual relationship |
| 2025-10-16 | 79.25 | 66.10 | -0.04 | near the usual relationship |
| 2025-10-15 | 77.77 | 63.51 | +0.13 | near the usual relationship |
| 2025-10-14 | 77.86 | 65.78 | -0.13 | near the usual relationship |
| 2025-10-13 | 76.31 | 64.01 | -0.07 | near the usual relationship |
| 2025-10-10 | 75.73 | 63.15 | -0.02 | near the usual relationship |
| 2025-10-09 | 78.34 | 64.43 | +0.10 | near the usual relationship |
| 2025-10-08 | 80.46 | 64.90 | +0.25 | near the usual relationship |
| 2025-10-07 | 79.22 | 63.75 | +0.27 | near the usual relationship |
| 2025-10-06 | 80.74 | 64.76 | +0.30 | near the usual relationship |
| 2025-10-03 | 81.33 | 65.08 | +0.33 | near the usual relationship |
| 2025-10-02 | 78.95 | 63.85 | +0.25 | near the usual relationship |
| 2025-10-01 | 78.95 | 62.88 | +0.37 | near the usual relationship |
| 2025-09-30 | 78.32 | 63.33 | +0.26 | near the usual relationship |
| 2025-09-29 | 77.90 | 62.51 | +0.32 | near the usual relationship |
| 2025-09-26 | 77.70 | 62.40 | +0.32 | near the usual relationship |
| 2025-09-25 | 76.98 | 61.79 | +0.33 | near the usual relationship |
| 2025-09-24 | 78.83 | 63.14 | +0.36 | near the usual relationship |
| 2025-09-23 | 79.04 | 62.35 | +0.48 | near the usual relationship |
| 2025-09-22 | 81.54 | 62.81 | +0.66 | ALC ahead |
| 2025-09-19 | 81.20 | 62.97 | +0.62 | ALC ahead |
| 2025-09-18 | 81.76 | 62.09 | +0.78 | ALC ahead |
| 2025-09-17 | 81.14 | 59.41 | +1.06 | ALC ahead |
| 2025-09-16 | 81.61 | 60.19 | +1.01 | ALC ahead |
| 2025-09-15 | 81.36 | 60.48 | +0.96 | ALC ahead |
| 2025-09-12 | 82.29 | 61.59 | +0.92 | ALC ahead |
| 2025-09-11 | 83.75 | 63.24 | +0.86 | ALC ahead |
| 2025-09-10 | 81.84 | 62.50 | +0.78 | ALC ahead |
| 2025-09-09 | 82.92 | 63.04 | +0.82 | ALC ahead |
| 2025-09-08 | 84.06 | 63.54 | +0.87 | ALC ahead |
| 2025-09-05 | 84.27 | 62.89 | +0.97 | ALC ahead |
| 2025-09-04 | 82.94 | 62.81 | +0.87 | ALC ahead |
| 2025-09-03 | 82.74 | 62.02 | +0.96 | ALC ahead |
| 2025-09-02 | 82.27 | 60.35 | +1.12 | ALC ahead |
| 2025-08-29 | 83.89 | 62.25 | +1.04 | ALC ahead |
| 2025-08-28 | 83.50 | 59.65 | +1.34 | ALC ahead |
| 2025-08-27 | 85.52 | 68.45 | +0.49 | near the usual relationship |
| 2025-08-26 | 85.61 | 68.04 | +0.55 | ALC ahead |
| 2025-08-25 | 84.89 | 67.87 | +0.50 | ALC ahead |
| 2025-08-22 | 86.21 | 69.48 | +0.45 | near the usual relationship |
| 2025-08-21 | 83.22 | 67.47 | +0.41 | near the usual relationship |
| 2025-08-20 | 85.18 | 67.89 | +0.54 | ALC ahead |
| 2025-08-19 | 94.72 | 68.37 | +1.29 | ALC ahead |
| 2025-08-18 | 92.63 | 67.92 | +1.18 | ALC ahead |
| 2025-08-15 | 92.19 | 67.67 | +1.18 | ALC ahead |
| 2025-08-14 | 91.22 | 67.84 | +1.09 | ALC ahead |
| 2025-08-13 | 90.90 | 68.60 | +0.98 | ALC ahead |
| 2025-08-12 | 90.42 | 67.14 | +1.11 | ALC ahead |
| 2025-08-11 | 89.01 | 65.47 | +1.19 | ALC ahead |
| 2025-08-08 | 90.13 | 64.93 | +1.36 | ALC ahead |
| 2025-08-07 | 89.82 | 63.92 | +1.47 | ALC ahead |
| 2025-08-06 | 88.42 | 62.92 | +1.48 | ALC ahead |
| 2025-08-05 | 89.91 | 64.25 | +1.46 | ALC ahead |
| 2025-08-04 | 92.31 | 66.00 | +1.47 | ALC ahead |
| 2025-08-01 | 92.36 | 65.46 | +1.55 | ALC ahead |
| 2025-07-31 | 92.02 | 65.30 | +1.56 | ALC ahead |
| 2025-07-30 | 93.74 | 66.77 | +1.54 | ALC ahead |
| 2025-07-29 | 96.11 | 68.08 | +1.60 | ALC ahead |
| 2025-07-28 | 94.76 | 67.35 | +1.59 | ALC ahead |
| 2025-07-25 | 96.55 | 68.90 | +1.57 | ALC ahead |
| 2025-07-24 | 96.59 | 68.17 | +1.68 | ALC ahead |
| 2025-07-23 | 96.93 | 67.78 | +1.77 | ALC ahead |
| 2025-07-22 | 93.19 | 67.46 | +1.50 | ALC ahead |
| 2025-07-21 | 91.61 | 65.88 | +1.57 | ALC ahead |
| 2025-07-18 | 91.81 | 67.09 | +1.45 | ALC ahead |
| 2025-07-17 | 91.40 | 67.67 | +1.35 | ALC ahead |
| 2025-07-16 | 91.36 | 67.15 | +1.42 | ALC ahead |
| 2025-07-15 | 90.34 | 66.69 | +1.40 | ALC ahead |
| 2025-07-14 | 91.78 | 67.99 | +1.38 | ALC ahead |
| 2025-07-11 | 91.95 | 69.07 | +1.27 | ALC ahead |
| 2025-07-10 | 93.23 | 70.85 | +1.18 | ALC ahead |
| 2025-07-09 | 91.42 | 69.23 | +1.22 | ALC ahead |
| 2025-07-08 | 91.50 | 68.59 | +1.31 | ALC ahead |
| 2025-07-07 | 91.23 | 67.70 | +1.41 | ALC ahead |
| 2025-07-03 | 92.26 | 67.71 | +1.51 | ALC ahead |
| 2025-07-02 | 93.86 | 67.45 | +1.71 | ALC ahead |
| 2025-07-01 | 93.57 | 67.25 | +1.72 | ALC ahead |
| 2025-06-30 | 92.79 | 65.73 | +1.87 | ALC ahead |
| 2025-06-27 | 92.30 | 65.71 | +1.84 | ALC ahead |
| 2025-06-26 | 91.56 | 64.37 | +1.97 | ALC ahead |
| 2025-06-25 | 92.04 | 64.23 | +2.07 | ALC ahead |
| 2025-06-24 | 91.66 | 65.52 | +1.87 | ALC ahead |
| 2025-06-23 | 89.71 | 64.22 | +1.88 | ALC ahead |
| 2025-06-20 | 89.76 | 64.17 | +1.92 | ALC ahead |
| 2025-06-18 | 89.10 | 64.48 | +1.82 | ALC ahead |
| 2025-06-17 | 89.22 | 63.51 | +2.00 | ALC ahead |
| 2025-06-16 | 90.60 | 64.42 | +2.04 | ALC ahead |
| 2025-06-13 | 90.60 | 64.38 | +2.07 | ALC ahead |
| 2025-06-12 | 93.67 | 65.47 | +2.25 | ALC ahead |
| 2025-06-11 | 93.10 | 65.97 | +2.15 | ALC ahead |
| 2025-06-10 | 93.49 | 67.14 | +2.05 | ALC ahead |
| 2025-06-09 | 91.95 | 66.48 | +2.01 | ALC ahead |
| 2025-06-06 | 92.27 | 66.81 | +2.02 | ALC ahead |
| 2025-06-05 | 91.37 | 65.75 | +2.11 | ALC ahead |
| 2025-06-04 | 90.33 | 62.28 | +2.57 | ALC ahead |
| 2025-06-03 | 89.79 | 61.80 | +2.64 | ALC ahead |
| 2025-06-02 | 89.52 | 61.89 | +2.64 | ALC ahead |
| 2025-05-30 | 90.33 | 63.07 | +2.58 | ALC ahead |
| 2025-05-29 | 90.76 | 73.86 | +1.00 | ALC ahead |
| 2025-05-28 | 89.74 | 74.01 | +0.87 | ALC ahead |
| 2025-05-27 | 91.13 | 74.44 | +0.98 | ALC ahead |
| 2025-05-23 | 90.94 | 72.82 | +1.19 | ALC ahead |
| 2025-05-22 | 90.54 | 73.25 | +1.09 | ALC ahead |
| 2025-05-21 | 92.01 | 73.31 | +1.26 | ALC ahead |
| 2025-05-20 | 92.57 | 75.28 | +1.06 | ALC ahead |
| 2025-05-19 | 93.92 | 75.66 | +1.17 | ALC ahead |
| 2025-05-16 | 94.42 | 76.59 | +1.10 | ALC ahead |
| 2025-05-15 | 92.15 | 75.24 | +1.04 | ALC ahead |
| 2025-05-14 | 91.70 | 74.33 | +1.13 | ALC ahead |
| 2025-05-13 | 98.01 | 75.52 | +1.67 | ALC ahead |
| 2025-05-12 | 99.63 | 78.00 | +1.52 | ALC ahead |
| 2025-05-09 | 100.64 | 75.99 | +1.92 | ALC ahead |
| 2025-05-08 | 100.78 | 76.59 | +1.87 | ALC ahead |
| 2025-05-07 | 101.01 | 75.05 | +2.14 | ALC ahead |
| 2025-05-06 | 100.89 | 74.42 | +2.25 | ALC ahead |
| 2025-05-05 | 102.35 | 75.35 | +2.30 | ALC ahead |
| 2025-05-02 | 103.32 | 76.02 | +2.34 | ALC ahead |
| 2025-05-01 | 101.08 | 74.95 | +2.29 | ALC ahead |
| 2025-04-30 | 102.60 | 75.44 | +2.42 | ALC ahead |
| 2025-04-29 | 101.35 | 75.96 | +2.23 | ALC ahead |
| 2025-04-28 | 100.19 | 75.61 | +2.19 | ALC ahead |
| 2025-04-25 | 99.79 | 74.72 | +2.31 | ALC ahead |
| 2025-04-24 | 99.52 | 76.28 | +2.07 | ALC ahead |
| 2025-04-23 | 98.49 | 74.67 | +2.22 | ALC ahead |
| 2025-04-22 | 98.08 | 73.70 | +2.36 | ALC ahead |
| 2025-04-21 | 96.05 | 72.70 | +2.31 | ALC ahead |
| 2025-04-17 | 97.27 | 73.44 | +2.37 | ALC ahead |
| 2025-04-16 | 96.75 | 72.26 | +2.54 | ALC ahead |
| 2025-04-15 | 96.09 | 71.86 | +2.56 | ALC ahead |
| 2025-04-14 | 95.21 | 72.75 | +2.33 | ALC ahead |
| 2025-04-11 | 94.19 | 71.55 | +2.44 | ALC ahead |
| 2025-04-10 | 91.44 | 69.62 | +2.45 | ALC ahead |
| 2025-04-09 | 94.59 | 71.96 | +2.49 | ALC ahead |
| 2025-04-08 | 87.11 | 66.04 | +2.58 | ALC ahead |
| 2025-04-07 | 87.22 | 67.72 | +2.30 | ALC ahead |
| 2025-04-04 | 88.10 | 68.14 | +2.39 | ALC ahead |
| 2025-04-03 | 94.19 | 72.21 | +2.53 | ALC ahead |
| 2025-04-02 | 97.32 | 75.03 | +2.49 | ALC ahead |
| 2025-04-01 | 97.44 | 75.07 | +2.54 | ALC ahead |
| 2025-03-31 | 99.78 | 77.91 | +2.39 | ALC ahead |
| 2025-03-28 | 100.66 | 77.38 | +2.63 | ALC ahead |
| 2025-03-27 | 101.74 | 78.50 | +2.62 | ALC ahead |
| 2025-03-26 | 95.98 | 77.46 | +2.04 | ALC ahead |
| 2025-03-25 | 97.54 | 77.31 | +2.31 | ALC ahead |
| 2025-03-24 | 97.07 | 77.66 | +2.21 | ALC ahead |
| 2025-03-21 | 95.19 | 75.48 | +2.36 | ALC ahead |
| 2025-03-20 | 96.04 | 74.26 | +2.74 | ALC ahead |
| 2025-03-19 | 95.51 | 74.01 | +2.76 | ALC ahead |
| 2025-03-18 | 95.55 | 73.93 | +2.83 | ALC ahead |
| 2025-03-17 | 94.45 | 73.81 | +2.74 | ALC ahead |
| 2025-03-14 | 93.50 | 75.02 | +2.40 | ALC ahead |
| 2025-03-13 | 91.24 | 71.80 | +2.73 | ALC ahead |
| 2025-03-12 | 93.32 | 73.04 | +2.86 | ALC ahead |
| 2025-03-11 | 93.70 | 74.85 | +2.60 | ALC ahead |
| 2025-03-10 | 94.53 | 73.79 | +3.00 | ALC ahead |
| 2025-03-07 | 97.78 | 78.51 | +2.62 | ALC ahead |
| 2025-03-06 | 96.83 | 84.04 | +1.44 | ALC ahead |
| 2025-03-05 | 99.56 | 84.36 | +1.82 | ALC ahead |
| 2025-03-04 | 97.32 | 83.75 | +1.60 | ALC ahead |
| 2025-03-03 | 98.95 | 84.66 | +1.71 | ALC ahead |
| 2025-02-28 | 97.23 | 83.48 | +1.67 | ALC ahead |
| 2025-02-27 | 96.67 | 83.01 | +1.68 | ALC ahead |
| 2025-02-26 | 98.08 | 84.05 | +1.73 | ALC ahead |
| 2025-02-25 | 95.76 | 83.37 | +1.49 | ALC ahead |
| 2025-02-24 | 93.86 | 83.19 | +1.22 | ALC ahead |
| 2025-02-21 | 94.92 | 81.73 | +1.69 | ALC ahead |
| 2025-02-20 | 94.15 | 81.92 | +1.53 | ALC ahead |
| 2025-02-19 | 94.13 | 79.86 | +1.95 | ALC ahead |
| 2025-02-18 | 94.02 | 80.63 | +1.79 | ALC ahead |
| 2025-02-14 | 94.65 | 81.38 | +1.77 | ALC ahead |
| 2025-02-13 | 94.85 | 86.53 | +0.85 | ALC ahead |
| 2025-02-12 | 92.66 | 84.98 | +0.78 | ALC ahead |
| 2025-02-11 | 94.40 | 86.32 | +0.83 | ALC ahead |
| 2025-02-10 | 93.84 | 86.49 | +0.71 | ALC ahead |
| 2025-02-07 | 94.13 | 86.43 | +0.78 | ALC ahead |
| 2025-02-06 | 96.33 | 88.02 | +0.86 | ALC ahead |
| 2025-02-05 | 98.28 | 89.29 | +0.95 | ALC ahead |
| 2025-02-04 | 96.25 | 88.03 | +0.86 | ALC ahead |
| 2025-02-03 | 95.02 | 88.07 | +0.66 | ALC ahead |
| 2025-01-31 | 95.74 | 89.18 | +0.59 | ALC ahead |
| 2025-01-30 | 97.04 | 90.62 | +0.56 | ALC ahead |
| 2025-01-29 | 96.05 | 90.52 | +0.43 | near the usual relationship |
| 2025-01-28 | 95.92 | 90.98 | +0.34 | near the usual relationship |
| 2025-01-27 | 96.02 | 91.86 | +0.22 | near the usual relationship |
| 2025-01-24 | 93.50 | 90.25 | +0.10 | near the usual relationship |
| 2025-01-23 | 93.66 | 88.38 | +0.44 | near the usual relationship |
| 2025-01-22 | 93.32 | 87.92 | +0.46 | near the usual relationship |
| 2025-01-21 | 93.06 | 88.08 | +0.41 | near the usual relationship |
| 2025-01-17 | 88.68 | 86.15 | +0.04 | near the usual relationship |
| 2025-01-16 | 88.44 | 85.02 | +0.19 | near the usual relationship |
| 2025-01-15 | 87.52 | 83.76 | +0.26 | near the usual relationship |
| 2025-01-14 | 86.96 | 82.31 | +0.42 | near the usual relationship |
| 2025-01-13 | 87.65 | 84.32 | +0.20 | near the usual relationship |
| 2025-01-10 | 87.67 | 83.42 | +0.36 | near the usual relationship |
| 2025-01-08 | 87.99 | 84.87 | +0.17 | near the usual relationship |
| 2025-01-07 | 88.70 | 85.62 | +0.17 | near the usual relationship |
| 2025-01-06 | 88.15 | 85.91 | +0.04 | near the usual relationship |
| 2025-01-03 | 88.35 | 84.79 | +0.26 | near the usual relationship |
| 2025-01-02 | 87.71 | 83.74 | +0.33 | near the usual relationship |
| 2024-12-31 | 89.23 | 84.92 | +0.38 | near the usual relationship |
| 2024-12-30 | 89.08 | 84.45 | +0.44 | near the usual relationship |
| 2024-12-27 | 90.03 | 85.29 | +0.46 | near the usual relationship |
| 2024-12-26 | 90.71 | 85.54 | +0.53 | ALC ahead |
| 2024-12-24 | 90.48 | 85.73 | +0.47 | near the usual relationship |
| 2024-12-23 | 89.74 | 85.46 | +0.40 | near the usual relationship |
| 2024-12-20 | 89.09 | 86.31 | +0.17 | near the usual relationship |
| 2024-12-19 | 88.48 | 84.92 | +0.31 | near the usual relationship |
| 2024-12-18 | 89.07 | 85.34 | +0.33 | near the usual relationship |
| 2024-12-17 | 89.91 | 87.28 | +0.16 | near the usual relationship |
| 2024-12-16 | 88.15 | 86.81 | -0.03 | near the usual relationship |
| 2024-12-13 | 88.47 | 87.61 | -0.10 | near the usual relationship |
| 2024-12-12 | 90.12 | 89.34 | -0.12 | near the usual relationship |
| 2024-12-11 | 90.99 | 91.71 | -0.34 | near the usual relationship |
| 2024-12-10 | 90.19 | 91.52 | -0.43 | near the usual relationship |
| 2024-12-09 | 90.89 | 91.69 | -0.35 | near the usual relationship |
| 2024-12-06 | 91.19 | 91.17 | -0.22 | near the usual relationship |
| 2024-12-05 | 91.82 | 95.35 | -0.73 | COO ahead |
| 2024-12-04 | 92.33 | 96.97 | -0.89 | COO ahead |
| 2024-12-03 | 91.80 | 95.41 | -0.75 | COO ahead |
| 2024-12-02 | 92.74 | 95.14 | -0.58 | COO ahead |
| 2024-11-29 | 93.39 | 96.49 | -0.68 | COO ahead |
| 2024-11-27 | 92.74 | 95.54 | -0.64 | COO ahead |
| 2024-11-26 | 91.70 | 94.81 | -0.69 | COO ahead |
| 2024-11-25 | 90.57 | 94.59 | -0.83 | COO ahead |
| 2024-11-22 | 90.38 | 93.11 | -0.65 | COO ahead |
| 2024-11-21 | 89.94 | 92.29 | -0.59 | COO ahead |
| 2024-11-20 | 89.87 | 91.52 | -0.49 | near the usual relationship |
| 2024-11-19 | 89.79 | 91.49 | -0.49 | near the usual relationship |
| 2024-11-18 | 90.19 | 91.89 | -0.49 | near the usual relationship |
| 2024-11-15 | 89.48 | 92.03 | -0.61 | COO ahead |
| 2024-11-14 | 89.52 | 92.24 | -0.64 | COO ahead |
| 2024-11-13 | 91.96 | 94.11 | -0.55 | COO ahead |
| 2024-11-12 | 91.33 | 94.22 | -0.66 | COO ahead |
| 2024-11-11 | 96.99 | 95.65 | -0.05 | near the usual relationship |
| 2024-11-08 | 97.34 | 95.83 | -0.03 | near the usual relationship |
| 2024-11-07 | 97.33 | 95.45 | +0.03 | near the usual relationship |
| 2024-11-06 | 96.14 | 95.86 | -0.20 | near the usual relationship |
| 2024-11-05 | 97.16 | 97.18 | -0.24 | near the usual relationship |
| 2024-11-04 | 96.88 | 96.86 | -0.24 | near the usual relationship |
| 2024-11-01 | 96.48 | 97.77 | -0.42 | near the usual relationship |
| 2024-10-31 | 96.65 | 96.69 | -0.25 | near the usual relationship |
| 2024-10-30 | 98.03 | 97.17 | -0.13 | near the usual relationship |
| 2024-10-29 | 99.34 | 96.55 | +0.14 | near the usual relationship |
| 2024-10-28 | 99.72 | 97.46 | +0.06 | near the usual relationship |
| 2024-10-25 | 99.06 | 99.59 | -0.32 | near the usual relationship |
| 2024-10-24 | 99.21 | 99.11 | -0.24 | near the usual relationship |
| 2024-10-23 | 99.34 | 97.28 | +0.03 | near the usual relationship |
| 2024-10-22 | 99.47 | 97.76 | -0.02 | near the usual relationship |
| 2024-10-21 | 99.16 | 98.58 | -0.17 | near the usual relationship |
| 2024-10-18 | 100.00 | 100.00 | -0.25 | near the usual relationship |
One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): May 30, 2025 (ALC -0.5%, COO -14.6%); Aug 20, 2025 (ALC -10.1%, COO -0.7%); Aug 28, 2025 (ALC -2.4%, COO -12.8%); May 6, 2026 (ALC -12.1%, COO -0.2%); Jun 5, 2026 (ALC +0.3%, COO +8.6%); Sep 10, 2026 (ALC -2.8%, COO -14.7%).
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
ALC and COO at a glance
ALC Alcon Inc.
- Listing
- NYSE · SEC CIK 1167379
- Industry
- Ophthalmic Goods · SIC 3851 Ophthalmic Goods
- Market value
- $33.0B
- Price history
- 1,896 daily closes, Apr 9, 2019 to Oct 22, 2026
COO The Cooper Companies Inc.
- Listing
- Nasdaq · SEC CIK 711404
- Industry
- Ophthalmic Goods · SIC 3851 Ophthalmic Goods
- Market value
- $11.1B
- 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.
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.
