SIC 5070 Wholesale-Hardware & Plumbing & Heating Equipment & Supplies

Ferguson Enterprises Inc. vs Watsco Inc.

WatchlistFERG / WSOPrices through Oct 22, 2026

Why these are rivals: #1 and #2 by market value ($44B vs $12B) with SEC SIC 5070 (Wholesale-Hardware & Plumbing & Heating Equipment & Supplies).

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: 0.55 (needs >= 0.60)
  • Mean reversion: ADF t-statistic of the spread: -1.36 (needs <= -2.873 (5% critical value))
Business leadership

FERG is the larger business

Annual revenue reported to the SEC. Scale, not market share.

YearFERGWSOLarger
2025$30.8B$7.2BFERG
2024$29.6B$7.6BFERG
2023$29.7B$7.3BFERG
2022$28.6B$7.3BFERG
2021-$6.3B-
2020-$5.1B-

FERG led in every year with figures for both. Market value: FERG $43.8B, WSO $12.2B.

Stock leadership

FERG is ahead now

Measured against the pair's own last 252 trading days.

FERG leads WSO by 0.61 standard deviations: +5.9% over its usual price ratio. 2 lead switches in the last year.

Price change3 mo6 mo12 mo
FERG-1.5%-13.7%-7.1%
WSO-9.7%-25.2%-13.7%
Relationship

Not a measured twin today

Only these tests can make a pair tradable on paper.

Pass
Aligned sessions: 1870 (needs >= 254)
Fail
Co-movement: daily return correlation, 252 sessions: 0.55 (needs >= 0.60)
Fail
Mean reversion: ADF t-statistic of the spread: -1.36 (needs <= -2.873 (5% critical value))
Pass
Speed: half-life of the spread, sessions: 38.27 (needs <= 63)
Data
Both stocks current
The twins over two years

Prices side by side, and the gap between them

FERG Ferguson Enterprises Inc. WSO Watsco Inc.Price index, 100 = 2024-10-18. Tint = which stock is ahead of the pair's usual 1-year relationship (z beyond +/-0.5).
100Oct 2024Oct 2025Oct 2026FERG 111WSO 65
Spread z-score: FERG relative to WSO, against the 252 sessions before each day. Above 0: FERG ahead; below 0: WSO ahead. Lines at +/-2 (idea) and +/-4 (stop).
-4stop-2idea0+2idea+4stopOct 2024Oct 2025Oct 2026
Data table (504 sessions)
DateFERG indexWSO indexzAhead
2026-10-22111.1665.05+0.61FERG ahead
2026-10-21111.4860.67+1.40FERG ahead
2026-10-20111.0560.04+1.48FERG ahead
2026-10-19110.7058.48+1.75FERG ahead
2026-10-16113.2758.86+1.95FERG ahead
2026-10-15111.8759.57+1.70FERG ahead
2026-10-14109.0358.70+1.59FERG ahead
2026-10-13108.9957.98+1.74FERG ahead
2026-10-12107.8656.95+1.85FERG ahead
2026-10-09107.6155.68+2.10FERG ahead
2026-10-08105.9956.14+1.85FERG ahead
2026-10-07105.1756.22+1.77FERG ahead
2026-10-06109.2257.85+1.89FERG ahead
2026-10-05109.0258.11+1.83FERG ahead
2026-10-02109.2259.17+1.66FERG ahead
2026-10-01108.3259.90+1.44FERG ahead
2026-09-30108.8760.21+1.45FERG ahead
2026-09-29109.4859.83+1.60FERG ahead
2026-09-28111.1662.30+1.32FERG ahead
2026-09-25108.9363.10+0.96FERG ahead
2026-09-24107.6763.69+0.73FERG ahead
2026-09-23108.1664.72+0.61FERG ahead
2026-09-22108.1664.76+0.60FERG ahead
2026-09-21105.7063.19+0.63FERG ahead
2026-09-18104.8762.02+0.75FERG ahead
2026-09-17104.7860.74+0.99FERG ahead
2026-09-16104.8360.51+1.04FERG ahead
2026-09-15105.2060.20+1.14FERG ahead
2026-09-14108.7261.98+1.20FERG ahead
2026-09-11108.8362.50+1.12FERG ahead
2026-09-10108.0661.84+1.17FERG ahead
2026-09-09109.1661.61+1.34FERG ahead
2026-09-08110.6762.86+1.28FERG ahead
2026-09-04111.7062.68+1.42FERG ahead
2026-09-03109.1762.73+1.17FERG ahead
2026-09-02108.1961.45+1.31FERG ahead
2026-09-01107.0662.65+0.98FERG ahead
2026-08-31109.8061.63+1.46FERG ahead
2026-08-28111.7461.81+1.64FERG ahead
2026-08-27114.0762.27+1.81FERG ahead
2026-08-26115.2862.54+1.90FERG ahead
2026-08-25113.7960.13+2.22FERG ahead
2026-08-24115.6361.82+2.12FERG ahead
2026-08-21118.4762.05+2.38FERG ahead
2026-08-20117.1062.55+2.18FERG ahead
2026-08-19118.9363.58+2.19FERG ahead
2026-08-18119.5662.39+2.51FERG ahead
2026-08-17119.8162.03+2.64FERG ahead
2026-08-14119.7962.27+2.63FERG ahead
2026-08-13121.3461.98+2.88FERG ahead
2026-08-12119.9061.55+2.87FERG ahead
2026-08-11123.0063.44+2.86FERG ahead
2026-08-10129.0064.99+3.21FERG ahead
2026-08-07125.5365.66+2.78FERG ahead
2026-08-06123.9163.86+3.02FERG ahead
2026-08-05124.8366.26+2.68FERG ahead
2026-08-04124.9666.65+2.64FERG ahead
2026-08-03122.3063.26+3.06FERG ahead
2026-07-31114.6061.52+2.61FERG ahead
2026-07-30110.7061.81+2.11FERG ahead
2026-07-29110.6263.66+1.72FERG ahead
2026-07-28113.4773.10+0.32near the usual relationship
2026-07-27114.4972.48+0.54FERG ahead
2026-07-24112.8172.01+0.45near the usual relationship
2026-07-23111.8371.58+0.42near the usual relationship
2026-07-22112.3072.01+0.41near the usual relationship
2026-07-21110.7774.19-0.07near the usual relationship
2026-07-20112.0073.75+0.13near the usual relationship
2026-07-17113.4773.98+0.25near the usual relationship
2026-07-16114.4976.61-0.02near the usual relationship
2026-07-15112.7377.03-0.22near the usual relationship
2026-07-14114.7778.63-0.24near the usual relationship
2026-07-13114.0478.31-0.25near the usual relationship
2026-07-10111.2476.36-0.23near the usual relationship
2026-07-09109.8575.14-0.19near the usual relationship
2026-07-08108.3075.63-0.38near the usual relationship
2026-07-07109.1577.47-0.53WSO ahead
2026-07-06111.9579.38-0.51WSO ahead
2026-07-02112.6080.50-0.58WSO ahead
2026-07-01112.0981.08-0.68WSO ahead
2026-06-30116.0782.89-0.55WSO ahead
2026-06-29116.6981.67-0.35near the usual relationship
2026-06-26116.6981.70-0.35near the usual relationship
2026-06-25117.7481.99-0.29near the usual relationship
2026-06-24115.7579.76-0.19near the usual relationship
2026-06-23114.4677.12+0.02near the usual relationship
2026-06-22116.0479.00-0.07near the usual relationship
2026-06-18116.5679.77-0.11near the usual relationship
2026-06-17112.2976.46-0.05near the usual relationship
2026-06-16114.8377.41+0.04near the usual relationship
2026-06-15115.2076.54+0.18near the usual relationship
2026-06-12112.5275.68+0.08near the usual relationship
2026-06-11111.5276.45-0.08near the usual relationship
2026-06-10109.8274.72-0.01near the usual relationship
2026-06-09115.1476.80+0.17near the usual relationship
2026-06-08109.6973.96+0.09near the usual relationship
2026-06-05112.2873.87+0.30near the usual relationship
2026-06-04112.7773.41+0.40near the usual relationship
2026-06-03110.5773.27+0.26near the usual relationship
2026-06-02111.3172.38+0.42near the usual relationship
2026-06-01109.7371.50+0.41near the usual relationship
2026-05-29110.5173.02+0.31near the usual relationship
2026-05-28110.7672.69+0.37near the usual relationship
2026-05-27112.3875.78+0.17near the usual relationship
2026-05-26111.1676.01+0.07near the usual relationship
2026-05-22109.2174.63+0.09near the usual relationship
2026-05-21109.4275.26+0.05near the usual relationship
2026-05-20110.3776.89-0.03near the usual relationship
2026-05-19108.3676.94-0.15near the usual relationship
2026-05-18107.5777.91-0.27near the usual relationship
2026-05-15109.4680.19-0.33near the usual relationship
2026-05-14113.4682.76-0.28near the usual relationship
2026-05-13114.2583.14-0.25near the usual relationship
2026-05-12116.4482.97-0.10near the usual relationship
2026-05-11119.3284.49-0.05near the usual relationship
2026-05-08118.0383.66-0.05near the usual relationship
2026-05-07120.5685.38-0.03near the usual relationship
2026-05-06123.3485.94+0.08near the usual relationship
2026-05-05123.6483.68+0.26near the usual relationship
2026-05-04127.5482.51+0.53FERG ahead
2026-05-01129.2485.25+0.42near the usual relationship
2026-04-30130.9287.09+0.38near the usual relationship
2026-04-29125.2785.24+0.26near the usual relationship
2026-04-28126.2687.22+0.19near the usual relationship
2026-04-27129.2290.88+0.10near the usual relationship
2026-04-24128.9187.65+0.29near the usual relationship
2026-04-23128.8087.02+0.33near the usual relationship
2026-04-22128.1686.07+0.37near the usual relationship
2026-04-21128.6287.60+0.30near the usual relationship
2026-04-20128.8287.21+0.34near the usual relationship
2026-04-17127.3985.58+0.39near the usual relationship
2026-04-16125.7183.92+0.42near the usual relationship
2026-04-15125.7682.74+0.50FERG ahead
2026-04-14126.5981.68+0.60FERG ahead
2026-04-13126.3982.80+0.53FERG ahead
2026-04-10125.4981.37+0.59FERG ahead
2026-04-09124.0680.34+0.60FERG ahead
2026-04-08121.8777.76+0.67FERG ahead
2026-04-07115.3875.93+0.54FERG ahead
2026-04-06116.9375.29+0.64FERG ahead
2026-04-02114.9673.66+0.67FERG ahead
2026-04-01116.9174.78+0.68FERG ahead
2026-03-31114.0772.36+0.72FERG ahead
2026-03-30109.3869.40+0.72FERG ahead
2026-03-27109.9269.06+0.77FERG ahead
2026-03-26108.2369.22+0.70FERG ahead
2026-03-25111.9173.03+0.62FERG ahead
2026-03-24110.4972.30+0.62FERG ahead
2026-03-23108.8176.64+0.32near the usual relationship
2026-03-20106.4074.24+0.36near the usual relationship
2026-03-19106.4776.21+0.27near the usual relationship
2026-03-18108.5075.18+0.41near the usual relationship
2026-03-17110.4975.96+0.44near the usual relationship
2026-03-16109.3374.48+0.49near the usual relationship
2026-03-13108.5973.28+0.53FERG ahead
2026-03-12107.4672.36+0.54FERG ahead
2026-03-11113.2874.41+0.65FERG ahead
2026-03-10111.4675.48+0.53FERG ahead
2026-03-09112.7678.36+0.44near the usual relationship
2026-03-06112.6078.21+0.45near the usual relationship
2026-03-05117.2979.74+0.54FERG ahead
2026-03-04120.8680.57+0.62FERG ahead
2026-03-03121.2680.98+0.62FERG ahead
2026-03-02125.7681.73+0.72FERG ahead
2026-02-27127.5283.01+0.72FERG ahead
2026-02-26129.5481.69+0.85FERG ahead
2026-02-25127.4781.12+0.82FERG ahead
2026-02-24128.0681.98+0.81FERG ahead
2026-02-23122.9081.89+0.67FERG ahead
2026-02-20124.7181.54+0.74FERG ahead
2026-02-19126.1081.47+0.79FERG ahead
2026-02-18127.1583.41+0.74FERG ahead
2026-02-17126.9984.11+0.71FERG ahead
2026-02-13127.8283.13+0.79FERG ahead
2026-02-12128.9482.56+0.85FERG ahead
2026-02-11130.7585.05+0.80FERG ahead
2026-02-10129.0584.65+0.78FERG ahead
2026-02-09127.9482.50+0.84FERG ahead
2026-02-06128.5083.53+0.82FERG ahead
2026-02-05124.5880.75+0.84FERG ahead
2026-02-04127.6781.54+0.90FERG ahead
2026-02-03126.0077.66+1.04FERG ahead
2026-02-02124.6876.90+1.04FERG ahead
2026-01-30123.4676.87+1.02FERG ahead
2026-01-29125.4176.27+1.11FERG ahead
2026-01-28123.1176.61+1.04FERG ahead
2026-01-27123.0376.75+1.04FERG ahead
2026-01-26124.4676.97+1.08FERG ahead
2026-01-23124.2376.37+1.11FERG ahead
2026-01-22123.1377.21+1.04FERG ahead
2026-01-21121.9476.55+1.05FERG ahead
2026-01-20118.6574.95+1.03FERG ahead
2026-01-16121.7775.90+1.09FERG ahead
2026-01-15122.1975.61+1.12FERG ahead
2026-01-14120.3574.10+1.15FERG ahead
2026-01-13118.8974.50+1.10FERG ahead
2026-01-12118.1274.82+1.07FERG ahead
2026-01-09116.8174.69+1.04FERG ahead
2026-01-08112.2071.76+1.05FERG ahead
2026-01-07108.5069.48+1.05FERG ahead
2026-01-06110.5371.05+1.04FERG ahead
2026-01-05111.3170.20+1.12FERG ahead
2026-01-02110.0469.09+1.15FERG ahead
2025-12-31108.8867.02+1.23FERG ahead
2025-12-30110.3168.24+1.22FERG ahead
2025-12-29111.0469.42+1.19FERG ahead
2025-12-26111.8469.24+1.24FERG ahead
2025-12-24111.7669.18+1.25FERG ahead
2025-12-23111.1668.78+1.26FERG ahead
2025-12-22112.3369.07+1.30FERG ahead
2025-12-19111.9269.19+1.29FERG ahead
2025-12-18110.5569.29+1.25FERG ahead
2025-12-17110.0468.87+1.26FERG ahead
2025-12-16109.8968.01+1.32FERG ahead
2025-12-15110.2768.54+1.31FERG ahead
2025-12-12109.8770.54+1.20FERG ahead
2025-12-11111.6071.40+1.22FERG ahead
2025-12-10113.1370.61+1.33FERG ahead
2025-12-09110.5367.43+1.42FERG ahead
2025-12-08120.2167.80+1.74FERG ahead
2025-12-05121.4769.18+1.72FERG ahead
2025-12-04122.0369.22+1.75FERG ahead
2025-12-03123.6570.79+1.74FERG ahead
2025-12-02123.3867.88+1.91FERG ahead
2025-12-01123.0167.94+1.92FERG ahead
2025-11-28123.0868.90+1.89FERG ahead
2025-11-26123.5068.74+1.93FERG ahead
2025-11-25121.2868.09+1.92FERG ahead
2025-11-24117.7265.84+1.96FERG ahead
2025-11-21115.8666.96+1.85FERG ahead
2025-11-20113.3164.35+1.94FERG ahead
2025-11-19115.7666.80+1.90FERG ahead
2025-11-18115.6867.71+1.86FERG ahead
2025-11-17115.2667.22+1.90FERG ahead
2025-11-14118.7468.25+1.98FERG ahead
2025-11-13118.9368.93+1.97FERG ahead
2025-11-12123.7969.42+2.14FERG ahead
2025-11-11124.2870.32+2.13FERG ahead
2025-11-10123.0469.79+2.15FERG ahead
2025-11-07122.1069.95+2.13FERG ahead
2025-11-06120.3569.84+2.10FERG ahead
2025-11-05121.7771.19+2.10FERG ahead
2025-11-04119.7471.28+2.05FERG ahead
2025-11-03121.0771.88+2.08FERG ahead
2025-10-31121.5373.20+2.04FERG ahead
2025-10-30120.1971.28+2.14FERG ahead
2025-10-29121.8173.26+2.11FERG ahead
2025-10-28120.8971.29+2.23FERG ahead
2025-10-27122.7672.48+2.25FERG ahead
2025-10-24121.8672.06+2.28FERG ahead
2025-10-23119.8371.43+2.27FERG ahead
2025-10-22117.5270.10+2.30FERG ahead
2025-10-21119.6675.42+2.06FERG ahead
2025-10-20118.3675.30+2.04FERG ahead
2025-10-17115.8773.76+2.07FERG ahead
2025-10-16115.2273.46+2.08FERG ahead
2025-10-15118.0271.54+2.37FERG ahead
2025-10-14117.5872.87+2.29FERG ahead
2025-10-13114.9372.50+2.23FERG ahead
2025-10-10113.2072.99+2.15FERG ahead
2025-10-09114.8475.71+2.06FERG ahead
2025-10-08114.8778.85+1.87FERG ahead
2025-10-07112.9778.84+1.80FERG ahead
2025-10-06114.6881.55+1.72FERG ahead
2025-10-03113.2882.53+1.60FERG ahead
2025-10-02113.2581.79+1.67FERG ahead
2025-10-01110.2780.37+1.63FERG ahead
2025-09-30109.8380.42+1.62FERG ahead
2025-09-29110.0479.48+1.71FERG ahead
2025-09-26110.4779.17+1.78FERG ahead
2025-09-25110.2278.32+1.84FERG ahead
2025-09-24110.7477.71+1.93FERG ahead
2025-09-23114.1778.68+2.06FERG ahead
2025-09-22113.9677.87+2.14FERG ahead
2025-09-19112.1977.55+2.10FERG ahead
2025-09-18112.0976.43+2.20FERG ahead
2025-09-17109.7877.09+2.06FERG ahead
2025-09-16113.2378.57+2.16FERG ahead
2025-09-15104.9176.88+1.85FERG ahead
2025-09-12103.4975.97+1.86FERG ahead
2025-09-11110.3979.05+2.03FERG ahead
2025-09-10109.6177.60+2.13FERG ahead
2025-09-09111.6179.92+2.08FERG ahead
2025-09-08116.2381.33+2.26FERG ahead
2025-09-05116.5681.35+2.30FERG ahead
2025-09-04116.4880.24+2.42FERG ahead
2025-09-03112.4478.26+2.38FERG ahead
2025-09-02112.3378.40+2.40FERG ahead
2025-08-29113.0480.04+2.34FERG ahead
2025-08-28114.5579.90+2.47FERG ahead
2025-08-27114.9881.29+2.41FERG ahead
2025-08-26114.4080.97+2.44FERG ahead
2025-08-25113.7081.16+2.41FERG ahead
2025-08-22114.2582.71+2.35FERG ahead
2025-08-21112.0280.69+2.42FERG ahead
2025-08-20112.7683.30+2.27FERG ahead
2025-08-19113.6484.54+2.24FERG ahead
2025-08-18113.0283.40+2.33FERG ahead
2025-08-15113.1082.57+2.44FERG ahead
2025-08-14111.5183.87+2.26FERG ahead
2025-08-13112.4186.05+2.15FERG ahead
2025-08-12110.7184.05+2.24FERG ahead
2025-08-11108.8782.66+2.27FERG ahead
2025-08-08109.3381.72+2.42FERG ahead
2025-08-07109.9282.81+2.39FERG ahead
2025-08-06109.0183.16+2.33FERG ahead
2025-08-05110.6085.18+2.27FERG ahead
2025-08-04110.1984.64+2.32FERG ahead
2025-08-01108.6486.50+2.05FERG ahead
2025-07-31109.2289.69+1.82FERG ahead
2025-07-30110.2788.05+2.06FERG ahead
2025-07-29110.9992.46+1.73FERG ahead
2025-07-28110.7595.45+1.47FERG ahead
2025-07-25109.5897.46+1.22FERG ahead
2025-07-24109.3996.41+1.30FERG ahead
2025-07-23111.3796.89+1.41FERG ahead
2025-07-22109.0895.54+1.36FERG ahead
2025-07-21107.5893.28+1.45FERG ahead
2025-07-18108.9593.64+1.54FERG ahead
2025-07-17107.0293.97+1.37FERG ahead
2025-07-16106.2593.84+1.33FERG ahead
2025-07-15106.3794.08+1.33FERG ahead
2025-07-14107.7794.02+1.45FERG ahead
2025-07-11107.8893.50+1.52FERG ahead
2025-07-10109.7494.74+1.57FERG ahead
2025-07-09109.5594.09+1.62FERG ahead
2025-07-08108.9391.32+1.85FERG ahead
2025-07-07109.1591.10+1.91FERG ahead
2025-07-03109.2190.97+1.94FERG ahead
2025-07-02108.2790.81+1.90FERG ahead
2025-07-01108.0390.62+1.92FERG ahead
2025-06-30106.4987.84+2.09FERG ahead
2025-06-27106.6186.83+2.23FERG ahead
2025-06-26106.7386.41+2.31FERG ahead
2025-06-25107.3084.26+2.63FERG ahead
2025-06-24107.1785.77+2.50FERG ahead
2025-06-23105.1485.41+2.39FERG ahead
2025-06-20105.1683.91+2.60FERG ahead
2025-06-18104.8084.22+2.57FERG ahead
2025-06-17103.5684.40+2.46FERG ahead
2025-06-16104.3085.46+2.44FERG ahead
2025-06-13104.0985.93+2.39FERG ahead
2025-06-12104.5288.14+2.20FERG ahead
2025-06-11104.3888.68+2.15FERG ahead
2025-06-10106.0089.48+2.23FERG ahead
2025-06-09104.5788.41+2.23FERG ahead
2025-06-06103.1988.60+2.09FERG ahead
2025-06-05104.9987.99+2.37FERG ahead
2025-06-04105.7188.58+2.39FERG ahead
2025-06-03103.3688.50+2.19FERG ahead
2025-06-0288.1786.28+0.79FERG ahead
2025-05-3089.1788.23+0.67FERG ahead
2025-05-2989.5388.69+0.66FERG ahead
2025-05-2889.2488.07+0.69FERG ahead
2025-05-2789.4591.52+0.31near the usual relationship
2025-05-2387.1590.55+0.15near the usual relationship
2025-05-2287.6990.72+0.19near the usual relationship
2025-05-2187.3691.19+0.09near the usual relationship
2025-05-2089.0393.47+0.02near the usual relationship
2025-05-1989.5997.11-0.31near the usual relationship
2025-05-1690.3297.90-0.31near the usual relationship
2025-05-1588.8695.29-0.21near the usual relationship
2025-05-1485.6495.16-0.58WSO ahead
2025-05-1386.5795.74-0.53WSO ahead
2025-05-1286.3796.44-0.64WSO ahead
2025-05-0983.7294.66-0.77WSO ahead
2025-05-0883.6793.38-0.64WSO ahead
2025-05-0782.2593.44-0.82WSO ahead
2025-05-0682.4894.47-0.91WSO ahead
2025-05-0584.3095.26-0.78WSO ahead
2025-05-0284.2493.91-0.66WSO ahead
2025-05-0182.9991.73-0.58WSO ahead
2025-04-3082.9791.47-0.57WSO ahead
2025-04-2983.0490.63-0.48near the usual relationship
2025-04-2883.4090.66-0.45near the usual relationship
2025-04-2582.8790.72-0.52WSO ahead
2025-04-2482.9090.13-0.46near the usual relationship
2025-04-2379.8188.80-0.68WSO ahead
2025-04-2279.85100.09-1.75WSO ahead
2025-04-2178.5798.44-1.76WSO ahead
2025-04-1780.33100.78-1.77WSO ahead
2025-04-1679.4299.00-1.72WSO ahead
2025-04-1581.07101.52-1.77WSO ahead
2025-04-1481.44102.40-1.82WSO ahead
2025-04-1180.56101.23-1.82WSO ahead
2025-04-1079.1099.28-1.82WSO ahead
2025-04-0980.5099.29-1.68WSO ahead
2025-04-0872.3992.13-1.97WSO ahead
2025-04-0774.4294.03-1.92WSO ahead
2025-04-0476.0895.09-1.84WSO ahead
2025-04-0377.4797.97-1.95WSO ahead
2025-04-0280.60103.57-2.11WSO ahead
2025-04-0178.61101.77-2.19WSO ahead
2025-03-3178.36101.11-2.19WSO ahead
2025-03-2878.5099.83-2.08WSO ahead
2025-03-2779.70102.24-2.17WSO ahead
2025-03-2680.36102.08-2.11WSO ahead
2025-03-2580.69103.03-2.18WSO ahead
2025-03-2480.43101.95-2.13WSO ahead
2025-03-2179.3998.86-1.99WSO ahead
2025-03-2080.1599.92-2.02WSO ahead
2025-03-1980.49101.06-2.10WSO ahead
2025-03-1879.70101.33-2.23WSO ahead
2025-03-1779.50101.60-2.30WSO ahead
2025-03-1478.20101.23-2.44WSO ahead
2025-03-1375.8497.77-2.44WSO ahead
2025-03-1276.20100.28-2.66WSO ahead
2025-03-1176.77100.55-2.66WSO ahead
2025-03-1080.97103.54-2.47WSO ahead
2025-03-0782.25102.03-2.21WSO ahead
2025-03-0681.6497.21-1.85WSO ahead
2025-03-0583.4699.79-1.90WSO ahead
2025-03-0482.3998.32-1.89WSO ahead
2025-03-0384.8698.25-1.63WSO ahead
2025-02-2886.81100.32-1.62WSO ahead
2025-02-2785.7199.43-1.66WSO ahead
2025-02-2686.0799.24-1.61WSO ahead
2025-02-2585.2999.17-1.70WSO ahead
2025-02-2484.1099.68-1.88WSO ahead
2025-02-2186.0799.19-1.64WSO ahead
2025-02-2087.78102.48-1.77WSO ahead
2025-02-1989.01101.78-1.60WSO ahead
2025-02-1890.72105.57-1.77WSO ahead
2025-02-1490.1196.21-1.02WSO ahead
2025-02-1389.7494.78-0.93WSO ahead
2025-02-1288.4493.63-0.96WSO ahead
2025-02-1189.2193.89-0.92WSO ahead
2025-02-1088.4893.08-0.92WSO ahead
2025-02-0786.6592.52-1.06WSO ahead
2025-02-0689.1494.16-0.97WSO ahead
2025-02-0589.4994.29-0.96WSO ahead
2025-02-0487.8694.29-1.13WSO ahead
2025-02-0389.9594.96-0.99WSO ahead
2025-01-3188.5895.20-1.16WSO ahead
2025-01-3088.9396.34-1.24WSO ahead
2025-01-2987.4395.84-1.35WSO ahead
2025-01-2889.3096.94-1.28WSO ahead
2025-01-2790.1997.38-1.24WSO ahead
2025-01-2488.3598.49-1.54WSO ahead
2025-01-2388.8199.09-1.56WSO ahead
2025-01-2290.87100.58-1.50WSO ahead
2025-01-2189.18100.45-1.67WSO ahead
2025-01-1786.8398.72-1.78WSO ahead
2025-01-1686.2997.69-1.76WSO ahead
2025-01-1585.6895.28-1.61WSO ahead
2025-01-1486.1595.94-1.64WSO ahead
2025-01-1383.3494.80-1.85WSO ahead
2025-01-1083.0292.27-1.66WSO ahead
2025-01-0884.1392.81-1.60WSO ahead
2025-01-0784.2292.57-1.59WSO ahead
2025-01-0685.1893.76-1.61WSO ahead
2025-01-0385.2294.63-1.71WSO ahead
2025-01-0284.7993.25-1.64WSO ahead
2024-12-3184.8894.26-1.75WSO ahead
2024-12-3084.8994.44-1.79WSO ahead
2024-12-2785.6595.47-1.82WSO ahead
2024-12-2687.0096.99-1.84WSO ahead
2024-12-2486.7197.74-1.98WSO ahead
2024-12-2386.3297.06-1.98WSO ahead
2024-12-2087.1396.34-1.83WSO ahead
2024-12-1985.4796.59-2.07WSO ahead
2024-12-1886.8097.05-1.99WSO ahead
2024-12-1790.50101.14-2.01WSO ahead
2024-12-1690.81101.40-2.02WSO ahead
2024-12-1391.69101.39-1.95WSO ahead
2024-12-1293.09101.74-1.84WSO ahead
2024-12-1194.71102.26-1.73WSO ahead
2024-12-1095.33102.93-1.75WSO ahead
2024-12-09106.48103.91-0.69WSO ahead
2024-12-06106.09104.79-0.82WSO ahead
2024-12-05105.23104.17-0.85WSO ahead
2024-12-04108.98106.92-0.75WSO ahead
2024-12-03108.08108.01-0.95WSO ahead
2024-12-02104.70108.04-1.30WSO ahead
2024-11-29105.60109.72-1.39WSO ahead
2024-11-27104.30110.33-1.59WSO ahead
2024-11-26103.93109.50-1.56WSO ahead
2024-11-25105.64113.14-1.75WSO ahead
2024-11-22102.18110.36-1.86WSO ahead
2024-11-21100.96108.65-1.84WSO ahead
2024-11-2099.15106.10-1.79WSO ahead
2024-11-1998.72106.05-1.85WSO ahead
2024-11-1898.21104.86-1.80WSO ahead
2024-11-1597.78103.58-1.72WSO ahead
2024-11-1499.38104.59-1.66WSO ahead
2024-11-13100.50108.02-1.92WSO ahead
2024-11-12100.66106.09-1.71WSO ahead
2024-11-11102.06106.79-1.64WSO ahead
2024-11-08101.46105.13-1.53WSO ahead
2024-11-07103.07104.42-1.28WSO ahead
2024-11-06103.15102.80-1.09WSO ahead
2024-11-0598.8497.05-0.92WSO ahead
2024-11-0496.9095.08-0.92WSO ahead
2024-11-0196.8294.29-0.83WSO ahead
2024-10-3196.2194.09-0.88WSO ahead
2024-10-3096.3794.37-0.90WSO ahead
2024-10-2995.3994.18-1.00WSO ahead
2024-10-2896.4695.46-1.04WSO ahead
2024-10-2595.9794.66-1.01WSO ahead
2024-10-2497.0495.13-0.94WSO ahead
2024-10-2395.6092.78-0.82WSO ahead
2024-10-2295.8596.43-1.25WSO ahead
2024-10-2197.6597.91-1.22WSO ahead
2024-10-18100.00100.00-1.20WSO ahead

One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Dec 10, 2024 (FERG -10.5%, WSO -0.9%); Feb 18, 2025 (FERG +0.7%, WSO +9.7%); Apr 23, 2025 (FERG -0.1%, WSO -11.3%); Jun 3, 2025 (FERG +17.2%, WSO +2.6%); Jul 29, 2026 (FERG -2.5%, WSO -12.9%). Upcoming earnings: WSO Oct 27, 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

FERG and WSO at a glance

FERG Ferguson Enterprises Inc.

Listing
NYSE · SEC CIK 2011641
Industry
Miscellaneous · SIC 5070 Wholesale-Hardware & Plumbing & Heating Equipment & Supplies
Market value
$43.8B
Price history
1,870 daily closes, May 16, 2019 to Oct 22, 2026

WSO Watsco Inc.

Listing
NYSE · SEC CIK 105016
Industry
Industrial Machinery/Components · SIC 5070 Wholesale-Hardware & Plumbing & Heating Equipment & Supplies
Market value
$12.2B
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.

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Paper 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.