SIC 2821 Plastic Materials, Synth Resins & Nonvulcan Elastomers

DuPont de Nemours Inc. vs Dow Inc.

WatchlistDD / DOWPrices through Oct 22, 2026

Why these are rivals: #1 and #2 by market value ($22B vs $17B) with SEC SIC 2821 (Plastic Materials, Synth Resins & Nonvulcan Elastomers).

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: 0.12 (needs >= 0.60)
  • Mean reversion: ADF t-statistic of the spread: -2.04 (needs <= -2.873 (5% critical value))
Business leadership

DOW is the larger business

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

YearDDDOWLarger
2025$6.8B$40.0BDOW
2024$6.7B$43.0BDOW
2023$6.6B$44.6BDOW
2022$13.0B$56.9BDOW
2021$12.6B$55.0BDOW
2020$14.3B$38.5BDOW

DOW led in every year with figures for both. Market value: DD $17.5B, DOW $21.7B.

Stock leadership

DOW is ahead now

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

DOW leads DD by 0.34 standard deviations: +4.4% over its usual price ratio. 2 lead switches in the last year.

Price change3 mo6 mo12 mo
DD-1.9%-2.9%+34.5%
DOW+6.6%-17.4%+46.3%
Relationship

Not a measured twin today

Only these tests can make a pair tradable on paper.

Pass
Aligned sessions: 1910 (needs >= 254)
Fail
Co-movement: daily return correlation, 252 sessions: 0.13 (needs >= 0.60)
Fail
Mean reversion: ADF t-statistic of the spread: -2.04 (needs <= -2.873 (5% critical value))
Pass
Speed: half-life of the spread, sessions: 22.89 (needs <= 63)
Data
Both stocks current
The twins over two years

Prices side by side, and the gap between them

DD DuPont de Nemours Inc. DOW Dow Inc.Price index, 100 = 2024-10-18. Tint = which stock is ahead of the pair's usual 1-year relationship (z beyond +/-0.5).
50100150Oct 2024Oct 2025Oct 2026DD 128DOW 60
Spread z-score: DD relative to DOW, against the 252 sessions before each day. Above 0: DD ahead; below 0: DOW ahead. Lines at +/-2 (idea) and +/-4 (stop).
-4stop-2idea0+2idea+4stopOct 2024Oct 2025Oct 2026
Data table (504 sessions)
DateDD indexDOW indexzAhead
2026-10-22128.2659.89-0.34near the usual relationship
2026-10-21127.3657.20-0.04near the usual relationship
2026-10-20126.2357.79-0.19near the usual relationship
2026-10-19122.8056.64-0.25near the usual relationship
2026-10-16123.8556.35-0.14near the usual relationship
2026-10-15124.9455.85+0.00near the usual relationship
2026-10-14121.9854.96-0.06near the usual relationship
2026-10-13123.0053.68+0.19near the usual relationship
2026-10-12122.8252.95+0.29near the usual relationship
2026-10-09123.4253.51+0.24near the usual relationship
2026-10-08125.7853.83+0.35near the usual relationship
2026-10-07124.4552.29+0.49near the usual relationship
2026-10-06126.5453.02+0.52DD ahead
2026-10-05124.0853.68+0.27near the usual relationship
2026-10-02123.4052.66+0.38near the usual relationship
2026-10-01122.6651.95+0.44near the usual relationship
2026-09-30123.3251.85+0.50DD ahead
2026-09-29123.5451.99+0.50DD ahead
2026-09-28124.3552.51+0.48near the usual relationship
2026-09-25125.0552.76+0.49near the usual relationship
2026-09-24123.6353.78+0.25near the usual relationship
2026-09-23124.2653.94+0.27near the usual relationship
2026-09-22125.1353.10+0.45near the usual relationship
2026-09-21123.2253.23+0.32near the usual relationship
2026-09-18122.4854.10+0.15near the usual relationship
2026-09-17121.9655.53-0.08near the usual relationship
2026-09-16121.1256.64-0.29near the usual relationship
2026-09-15121.5656.20-0.20near the usual relationship
2026-09-14118.0054.42-0.17near the usual relationship
2026-09-11120.5654.66-0.04near the usual relationship
2026-09-10120.8855.81-0.18near the usual relationship
2026-09-09121.4555.36-0.08near the usual relationship
2026-09-08124.6855.68+0.09near the usual relationship
2026-09-04124.9355.43+0.14near the usual relationship
2026-09-03124.5057.16-0.12near the usual relationship
2026-09-02126.2058.90-0.24near the usual relationship
2026-09-01125.4357.35-0.08near the usual relationship
2026-08-31127.7857.47+0.05near the usual relationship
2026-08-28130.0557.45+0.19near the usual relationship
2026-08-27131.7857.11+0.34near the usual relationship
2026-08-26131.0057.11+0.30near the usual relationship
2026-08-25129.1656.79+0.24near the usual relationship
2026-08-24129.7659.20-0.04near the usual relationship
2026-08-21131.3360.91-0.16near the usual relationship
2026-08-20131.4561.95-0.28near the usual relationship
2026-08-19132.6159.78+0.06near the usual relationship
2026-08-18131.7958.73+0.15near the usual relationship
2026-08-17135.8359.01+0.35near the usual relationship
2026-08-14138.8658.50+0.59DD ahead
2026-08-13136.8157.16+0.65DD ahead
2026-08-12137.0757.56+0.62DD ahead
2026-08-11137.1858.86+0.46near the usual relationship
2026-08-10134.3957.58+0.48near the usual relationship
2026-08-07135.2655.24+0.84DD ahead
2026-08-06136.7657.05+0.69DD ahead
2026-08-05139.9155.87+1.03DD ahead
2026-08-04135.7057.11+0.63DD ahead
2026-08-03134.1356.28+0.66DD ahead
2026-07-31130.0757.03+0.33near the usual relationship
2026-07-30131.8256.66+0.49near the usual relationship
2026-07-29131.1157.33+0.37near the usual relationship
2026-07-28133.6554.32+0.92DD ahead
2026-07-27132.8854.13+0.91DD ahead
2026-07-24130.7356.19+0.52DD ahead
2026-07-23130.4558.18+0.25near the usual relationship
2026-07-22132.5758.84+0.29near the usual relationship
2026-07-21131.7757.37+0.44near the usual relationship
2026-07-20128.8857.18+0.31near the usual relationship
2026-07-17128.4456.34+0.40near the usual relationship
2026-07-16127.5055.17+0.50DD ahead
2026-07-15128.0455.92+0.44near the usual relationship
2026-07-14127.3857.07+0.27near the usual relationship
2026-07-13125.9557.18+0.18near the usual relationship
2026-07-10127.8754.66+0.61DD ahead
2026-07-09127.9753.66+0.74DD ahead
2026-07-08130.0454.66+0.73DD ahead
2026-07-07132.5553.93+0.96DD ahead
2026-07-06133.9151.46+1.35DD ahead
2026-07-02132.8352.17+1.21DD ahead
2026-07-01131.4650.88+1.32DD ahead
2026-06-30128.7851.52+1.11DD ahead
2026-06-29128.8752.57+0.98DD ahead
2026-06-26130.2854.68+0.80DD ahead
2026-06-25130.8355.19+0.77DD ahead
2026-06-24130.8555.32+0.77DD ahead
2026-06-23132.9357.11+0.67DD ahead
2026-06-22137.2657.97+0.78DD ahead
2026-06-18135.8959.74+0.53DD ahead
2026-06-17136.5761.19+0.42near the usual relationship
2026-06-16136.8362.06+0.35near the usual relationship
2026-06-15138.2562.57+0.37near the usual relationship
2026-06-12137.4663.74+0.23near the usual relationship
2026-06-11133.4163.32+0.10near the usual relationship
2026-06-10128.3464.47-0.23near the usual relationship
2026-06-09134.0462.55+0.21near the usual relationship
2026-06-08133.8464.39+0.04near the usual relationship
2026-06-05133.4463.96+0.07near the usual relationship
2026-06-04135.7265.51+0.04near the usual relationship
2026-06-03136.6366.65-0.02near the usual relationship
2026-06-02138.6065.37+0.18near the usual relationship
2026-06-01135.5565.32+0.07near the usual relationship
2026-05-29137.9163.55+0.33near the usual relationship
2026-05-28135.8965.47+0.08near the usual relationship
2026-05-27135.7564.94+0.13near the usual relationship
2026-05-26140.8766.43+0.22near the usual relationship
2026-05-22137.0667.80-0.04near the usual relationship
2026-05-21134.2967.61-0.13near the usual relationship
2026-05-20134.5868.29-0.16near the usual relationship
2026-05-19132.6171.06-0.45near the usual relationship
2026-05-18138.5472.60-0.32near the usual relationship
2026-05-15140.4572.96-0.27near the usual relationship
2026-05-14144.1273.02-0.13near the usual relationship
2026-05-13145.7273.13-0.07near the usual relationship
2026-05-12143.9574.24-0.20near the usual relationship
2026-05-11144.0672.98-0.10near the usual relationship
2026-05-08141.7369.42+0.08near the usual relationship
2026-05-07137.7470.27-0.12near the usual relationship
2026-05-06142.6172.49-0.10near the usual relationship
2026-05-05140.2576.82-0.47near the usual relationship
2026-05-04129.3476.41-0.83DOW ahead
2026-05-01131.7075.86-0.70DOW ahead
2026-04-30130.0576.24-0.78DOW ahead
2026-04-29127.0974.47-0.76DOW ahead
2026-04-28129.1171.57-0.49near the usual relationship
2026-04-27132.9871.74-0.35near the usual relationship
2026-04-24131.9672.79-0.44near the usual relationship
2026-04-23132.0772.55-0.42near the usual relationship
2026-04-22130.9673.07-0.48near the usual relationship
2026-04-21133.0472.13-0.34near the usual relationship
2026-04-20133.8769.23-0.11near the usual relationship
2026-04-17134.8667.03+0.08near the usual relationship
2026-04-16133.1675.16-0.50DOW ahead
2026-04-15131.1973.13-0.43near the usual relationship
2026-04-14132.9673.73-0.40near the usual relationship
2026-04-13134.2975.52-0.45near the usual relationship
2026-04-10134.5873.45-0.31near the usual relationship
2026-04-09135.0671.62-0.17near the usual relationship
2026-04-08136.2973.96-0.27near the usual relationship
2026-04-07129.6877.97-0.72DOW ahead
2026-04-06129.7976.37-0.61DOW ahead
2026-04-02129.5477.95-0.71DOW ahead
2026-04-01131.6276.61-0.55DOW ahead
2026-03-31130.4578.42-0.69DOW ahead
2026-03-30125.9578.84-0.86DOW ahead
2026-03-27128.9176.86-0.64DOW ahead
2026-03-26131.0874.32-0.42near the usual relationship
2026-03-25131.9674.60-0.40near the usual relationship
2026-03-24129.1172.13-0.34near the usual relationship
2026-03-23125.7267.86-0.19near the usual relationship
2026-03-20120.8869.01-0.42near the usual relationship
2026-03-19123.9670.59-0.40near the usual relationship
2026-03-18125.3270.97-0.37near the usual relationship
2026-03-17129.7169.50-0.13near the usual relationship
2026-03-16129.3167.78-0.04near the usual relationship
2026-03-13127.8968.95-0.14near the usual relationship
2026-03-12129.1470.76-0.20near the usual relationship
2026-03-11130.9964.71+0.22near the usual relationship
2026-03-10130.9363.81+0.28near the usual relationship
2026-03-09128.8564.60+0.18near the usual relationship
2026-03-06128.9162.66+0.31near the usual relationship
2026-03-05133.0763.49+0.39near the usual relationship
2026-03-04136.9460.89+0.67DD ahead
2026-03-03137.4857.88+0.90DD ahead
2026-03-02141.3957.62+1.03DD ahead
2026-02-27142.5357.86+1.05DD ahead
2026-02-26143.4156.30+1.20DD ahead
2026-02-25144.5256.52+1.22DD ahead
2026-02-24145.4658.46+1.12DD ahead
2026-02-23142.6457.05+1.15DD ahead
2026-02-20143.5857.47+1.15DD ahead
2026-02-19143.1059.10+1.04DD ahead
2026-02-18146.2659.46+1.11DD ahead
2026-02-17144.8959.16+1.10DD ahead
2026-02-13143.0461.17+0.93DD ahead
2026-02-12140.7961.48+0.85DD ahead
2026-02-11146.7764.02+0.86DD ahead
2026-02-10140.7963.26+0.76DD ahead
2026-02-09134.1560.40+0.75DD ahead
2026-02-06133.1059.84+0.77DD ahead
2026-02-05130.1157.62+0.83DD ahead
2026-02-04136.2361.01+0.80DD ahead
2026-02-03129.0357.41+0.83DD ahead
2026-02-02126.5554.38+0.97DD ahead
2026-01-30125.0951.87+1.11DD ahead
2026-01-29127.0351.14+1.23DD ahead
2026-01-28127.1252.31+1.16DD ahead
2026-01-27127.0652.36+1.16DD ahead
2026-01-26125.8953.06+1.08DD ahead
2026-01-23125.7253.19+1.07DD ahead
2026-01-22124.7253.34+1.04DD ahead
2026-01-21123.5653.49+1.00DD ahead
2026-01-20120.4250.05+1.16DD ahead
2026-01-16122.0851.91+1.09DD ahead
2026-01-15123.5952.61+1.09DD ahead
2026-01-14122.1653.21+1.01DD ahead
2026-01-13124.7249.99+1.33DD ahead
2026-01-12123.7049.90+1.32DD ahead
2026-01-09124.7849.58+1.38DD ahead
2026-01-08123.6148.80+1.42DD ahead
2026-01-07123.1346.70+1.58DD ahead
2026-01-06123.7348.05+1.51DD ahead
2026-01-05119.6546.88+1.48DD ahead
2026-01-02116.4145.70+1.49DD ahead
2025-12-31114.5044.02+1.58DD ahead
2025-12-30115.8744.27+1.62DD ahead
2025-12-29116.4643.97+1.68DD ahead
2025-12-26117.5243.85+1.74DD ahead
2025-12-24116.9843.42+1.78DD ahead
2025-12-23116.8943.12+1.82DD ahead
2025-12-22118.1544.10+1.79DD ahead
2025-12-19117.5243.80+1.82DD ahead
2025-12-18115.3843.38+1.80DD ahead
2025-12-17115.6443.44+1.82DD ahead
2025-12-16115.2143.01+1.87DD ahead
2025-12-15115.6744.15+1.80DD ahead
2025-12-12116.5845.13+1.76DD ahead
2025-12-11118.1746.28+1.74DD ahead
2025-12-10116.6646.30+1.70DD ahead
2025-12-09115.6743.51+1.93DD ahead
2025-12-08115.5843.04+1.99DD ahead
2025-12-05115.3843.23+1.99DD ahead
2025-12-04113.4243.06+1.96DD ahead
2025-12-03112.9644.74+1.81DD ahead
2025-12-02112.5644.93+1.80DD ahead
2025-12-01113.6744.89+1.86DD ahead
2025-11-28113.2744.91+1.87DD ahead
2025-11-26112.3345.02+1.84DD ahead
2025-11-25110.4543.68+1.91DD ahead
2025-11-24109.5742.42+2.02DD ahead
2025-11-21109.7741.80+2.12DD ahead
2025-11-20105.7339.45+2.23DD ahead
2025-11-19107.8940.12+2.27DD ahead
2025-11-18110.2341.14+2.29DD ahead
2025-11-17110.0840.80+2.35DD ahead
2025-11-14113.1043.17+2.25DD ahead
2025-11-13115.6443.51+2.35DD ahead
2025-11-12116.1841.76+2.58DD ahead
2025-11-11115.0742.01+2.55DD ahead
2025-11-10114.6141.61+2.62DD ahead
2025-11-07113.3641.97+2.57DD ahead
2025-11-06111.5141.84+2.55DD ahead
2025-11-05112.8842.87+2.53DD ahead
2025-11-04107.5542.53+2.37DD ahead
2025-11-0398.8143.74+1.88DD ahead
2025-10-3195.9644.91+1.64DD ahead
2025-10-3095.7544.81+1.65DD ahead
2025-10-2996.5646.81+1.51DD ahead
2025-10-2896.2547.79+1.41DD ahead
2025-10-2795.6448.45+1.33DD ahead
2025-10-2495.2146.71+1.48DD ahead
2025-10-2395.5346.15+1.56DD ahead
2025-10-2293.6840.86+2.04DD ahead
2025-10-2195.3540.95+2.14DD ahead
2025-10-2095.1340.73+2.17DD ahead
2025-10-1793.5141.22+2.06DD ahead
2025-10-1691.8241.24+2.00DD ahead
2025-10-1592.2941.80+1.98DD ahead
2025-10-1491.1741.27+2.00DD ahead
2025-10-1389.2640.33+2.03DD ahead
2025-10-1086.6138.88+2.08DD ahead
2025-10-0991.4841.57+2.04DD ahead
2025-10-0892.1042.55+1.98DD ahead
2025-10-0792.7042.36+2.05DD ahead
2025-10-0694.9844.10+2.00DD ahead
2025-10-0393.6944.85+1.87DD ahead
2025-10-0295.1844.61+1.99DD ahead
2025-10-0191.9343.40+1.98DD ahead
2025-09-3091.5543.17+2.01DD ahead
2025-09-2990.5443.10+1.98DD ahead
2025-09-2689.5343.23+1.93DD ahead
2025-09-2587.6141.80+2.01DD ahead
2025-09-2489.0943.55+1.91DD ahead
2025-09-2391.0443.04+2.10DD ahead
2025-09-2291.9743.63+2.10DD ahead
2025-09-1991.7944.23+2.05DD ahead
2025-09-1891.7945.40+1.94DD ahead
2025-09-1790.2346.21+1.79DD ahead
2025-09-1690.6946.09+1.84DD ahead
2025-09-1590.6245.51+1.92DD ahead
2025-09-1290.8347.15+1.78DD ahead
2025-09-1191.6647.11+1.84DD ahead
2025-09-1089.4344.87+1.98DD ahead
2025-09-0990.2045.45+1.98DD ahead
2025-09-0891.3645.15+2.10DD ahead
2025-09-0591.4646.13+2.02DD ahead
2025-09-0490.6745.02+2.12DD ahead
2025-09-0388.8145.06+2.03DD ahead
2025-09-0289.0745.96+1.97DD ahead
2025-08-2990.4046.38+2.02DD ahead
2025-08-2891.2346.26+2.10DD ahead
2025-08-2791.4746.58+2.10DD ahead
2025-08-2690.8446.58+2.08DD ahead
2025-08-2590.4546.92+2.04DD ahead
2025-08-2290.8747.28+2.05DD ahead
2025-08-2187.6144.61+2.18DD ahead
2025-08-2087.5345.34+2.12DD ahead
2025-08-1986.7144.30+2.21DD ahead
2025-08-1886.0143.76+2.26DD ahead
2025-08-1585.8943.98+2.25DD ahead
2025-08-1486.5244.00+2.32DD ahead
2025-08-1386.9543.16+2.48DD ahead
2025-08-1284.5340.88+2.66DD ahead
2025-08-1182.1539.30+2.76DD ahead
2025-08-0882.8239.95+2.76DD ahead
2025-08-0783.3040.69+2.73DD ahead
2025-08-0683.2140.11+2.85DD ahead
2025-08-0585.3242.14+2.77DD ahead
2025-08-0483.3440.65+2.89DD ahead
2025-08-0182.2041.03+2.80DD ahead
2025-07-3184.5043.85+2.62DD ahead
2025-07-3084.8545.04+2.52DD ahead
2025-07-2987.3247.41+2.42DD ahead
2025-07-2888.2148.41+2.39DD ahead
2025-07-2589.0548.03+2.52DD ahead
2025-07-2487.9147.20+2.59DD ahead
2025-07-2390.0057.18+1.58DD ahead
2025-07-2291.1355.85+1.82DD ahead
2025-07-2189.2653.46+1.98DD ahead
2025-07-1888.7953.36+1.97DD ahead
2025-07-1787.5053.59+1.88DD ahead
2025-07-1686.9152.98+1.92DD ahead
2025-07-1587.0652.70+1.99DD ahead
2025-07-1487.9853.19+2.02DD ahead
2025-07-1188.7255.64+1.81DD ahead
2025-07-1089.4756.92+1.74DD ahead
2025-07-0988.7856.19+1.79DD ahead
2025-07-0887.5254.72+1.88DD ahead
2025-07-0785.7751.74+2.13DD ahead
2025-07-0386.6453.59+1.99DD ahead
2025-07-0285.7354.10+1.89DD ahead
2025-07-0183.9752.40+1.98DD ahead
2025-06-3080.6149.86+2.06DD ahead
2025-06-2780.9550.84+1.98DD ahead
2025-06-2681.4251.12+2.00DD ahead
2025-06-2579.9050.50+1.98DD ahead
2025-06-2480.1651.84+1.85DD ahead
2025-06-2378.7450.59+1.91DD ahead
2025-06-2077.7852.27+1.64DD ahead
2025-06-1878.5853.66+1.54DD ahead
2025-06-1778.9055.43+1.37DD ahead
2025-06-1679.8957.56+1.22DD ahead
2025-06-1378.5956.30+1.26DD ahead
2025-06-1280.4356.75+1.37DD ahead
2025-06-1181.5657.77+1.35DD ahead
2025-06-1082.4457.80+1.43DD ahead
2025-06-0980.6055.34+1.58DD ahead
2025-06-0680.0753.76+1.74DD ahead
2025-06-0579.2253.06+1.77DD ahead
2025-06-0479.8653.25+1.81DD ahead
2025-06-0379.2652.33+1.89DD ahead
2025-06-0277.6651.21+1.92DD ahead
2025-05-3078.5152.23+1.88DD ahead
2025-05-2981.0754.21+1.87DD ahead
2025-05-2880.0253.36+1.90DD ahead
2025-05-2781.4154.45+1.90DD ahead
2025-05-2379.5053.32+1.89DD ahead
2025-05-2279.9353.98+1.86DD ahead
2025-05-2179.8154.13+1.85DD ahead
2025-05-2081.0256.09+1.73DD ahead
2025-05-1981.0056.69+1.67DD ahead
2025-05-1681.4756.84+1.70DD ahead
2025-05-1580.1356.30+1.67DD ahead
2025-05-1480.1956.81+1.63DD ahead
2025-05-1382.9857.94+1.73DD ahead
2025-05-1283.7658.33+1.76DD ahead
2025-05-0978.4755.51+1.68DD ahead
2025-05-0877.8655.06+1.69DD ahead
2025-05-0775.8753.57+1.72DD ahead
2025-05-0676.4454.23+1.70DD ahead
2025-05-0576.7554.51+1.71DD ahead
2025-05-0279.0357.28+1.59DD ahead
2025-05-0177.6257.48+1.46DD ahead
2025-04-3077.5557.60+1.45DD ahead
2025-04-2977.3957.71+1.43DD ahead
2025-04-2877.1856.39+1.57DD ahead
2025-04-2577.2056.52+1.57DD ahead
2025-04-2477.6256.03+1.67DD ahead
2025-04-2374.1154.60+1.55DD ahead
2025-04-2272.6854.60+1.44DD ahead
2025-04-2170.6452.95+1.47DD ahead
2025-04-1770.6853.00+1.47DD ahead
2025-04-1669.6351.72+1.54DD ahead
2025-04-1571.0552.16+1.63DD ahead
2025-04-1471.6554.38+1.43DD ahead
2025-04-1169.2153.53+1.32DD ahead
2025-04-1067.7651.38+1.45DD ahead
2025-04-0972.8156.22+1.35DD ahead
2025-04-0864.7948.60+1.54DD ahead
2025-04-0767.9051.82+1.44DD ahead
2025-04-0469.5053.10+1.45DD ahead
2025-04-0379.6659.24+1.63DD ahead
2025-04-0288.4465.69+1.65DD ahead
2025-04-0188.0065.17+1.69DD ahead
2025-03-3187.7765.75+1.63DD ahead
2025-03-2887.0064.70+1.69DD ahead
2025-03-2789.2766.35+1.71DD ahead
2025-03-2689.8966.99+1.71DD ahead
2025-03-2589.8566.50+1.76DD ahead
2025-03-2490.5768.33+1.66DD ahead
2025-03-2188.3468.10+1.53DD ahead
2025-03-2090.4168.93+1.62DD ahead
2025-03-1991.1670.02+1.58DD ahead
2025-03-1890.6370.82+1.49DD ahead
2025-03-1791.3270.63+1.56DD ahead
2025-03-1490.6069.61+1.62DD ahead
2025-03-1388.0468.22+1.58DD ahead
2025-03-1288.7367.31+1.73DD ahead
2025-03-1189.6969.05+1.65DD ahead
2025-03-1090.2970.42+1.58DD ahead
2025-03-0791.8470.51+1.69DD ahead
2025-03-0692.5670.50+1.75DD ahead
2025-03-0593.4171.14+1.77DD ahead
2025-03-0491.3067.07+2.02DD ahead
2025-03-0392.6467.90+2.06DD ahead
2025-02-2896.1071.76+1.95DD ahead
2025-02-2795.1072.36+1.85DD ahead
2025-02-2695.7273.15+1.84DD ahead
2025-02-2596.2373.87+1.83DD ahead
2025-02-2496.1673.53+1.87DD ahead
2025-02-2195.9674.39+1.80DD ahead
2025-02-2097.3774.54+1.90DD ahead
2025-02-1996.8673.28+2.00DD ahead
2025-02-1899.1074.79+2.03DD ahead
2025-02-1497.8472.81+2.15DD ahead
2025-02-1398.7872.19+2.30DD ahead
2025-02-1296.0972.04+2.16DD ahead
2025-02-1195.7672.74+2.09DD ahead
2025-02-1089.6272.62+1.67DD ahead
2025-02-0789.0672.64+1.64DD ahead
2025-02-0691.0673.00+1.77DD ahead
2025-02-0590.6271.46+1.90DD ahead
2025-02-0490.4972.59+1.80DD ahead
2025-02-0389.4170.38+1.94DD ahead
2025-01-3190.2673.53+1.72DD ahead
2025-01-3090.0972.59+1.81DD ahead
2025-01-2989.8877.29+1.38DD ahead
2025-01-2889.7177.99+1.32DD ahead
2025-01-2790.0978.93+1.28DD ahead
2025-01-2490.9277.89+1.44DD ahead
2025-01-2391.9178.08+1.51DD ahead
2025-01-2291.2276.86+1.58DD ahead
2025-01-2192.2178.29+1.54DD ahead
2025-01-1791.0477.27+1.56DD ahead
2025-01-1690.0976.95+1.53DD ahead
2025-01-1589.6076.07+1.59DD ahead
2025-01-1488.4775.47+1.57DD ahead
2025-01-1387.4774.69+1.58DD ahead
2025-01-1085.4472.49+1.64DD ahead
2025-01-0887.5073.28+1.75DD ahead
2025-01-0788.2474.20+1.74DD ahead
2025-01-0688.4574.84+1.71DD ahead
2025-01-0387.8574.19+1.74DD ahead
2025-01-0288.6574.47+1.80DD ahead
2024-12-3189.6175.56+1.79DD ahead
2024-12-3089.2674.26+1.91DD ahead
2024-12-2790.0675.37+1.89DD ahead
2024-12-2690.7775.73+1.94DD ahead
2024-12-2490.7975.48+1.99DD ahead
2024-12-2390.3575.26+2.00DD ahead
2024-12-2090.8275.20+2.07DD ahead
2024-12-1990.3273.62+2.22DD ahead
2024-12-1891.2275.60+2.12DD ahead
2024-12-1794.1776.39+2.32DD ahead
2024-12-1694.1075.52+2.44DD ahead
2024-12-1395.0176.93+2.40DD ahead
2024-12-1295.8577.73+2.43DD ahead
2024-12-1196.2978.14+2.46DD ahead
2024-12-1096.4679.42+2.39DD ahead
2024-12-0998.1880.46+2.46DD ahead
2024-12-0697.3379.06+2.58DD ahead
2024-12-0596.0679.44+2.47DD ahead
2024-12-0496.9880.68+2.46DD ahead
2024-12-0397.4782.60+2.34DD ahead
2024-12-0298.3983.56+2.35DD ahead
2024-11-2998.2483.24+2.41DD ahead
2024-11-2798.6084.05+2.39DD ahead
2024-11-2698.5383.86+2.45DD ahead
2024-11-2599.2286.37+2.28DD ahead
2024-11-2297.9285.60+2.27DD ahead
2024-11-2197.2584.37+2.38DD ahead
2024-11-2096.1982.72+2.50DD ahead
2024-11-1995.6282.19+2.55DD ahead
2024-11-1896.2483.26+2.53DD ahead
2024-11-1596.1982.92+2.61DD ahead
2024-11-1497.6483.96+2.68DD ahead
2024-11-1398.0184.71+2.68DD ahead
2024-11-1296.7184.81+2.58DD ahead
2024-11-1198.2887.12+2.51DD ahead
2024-11-0898.9287.54+2.57DD ahead
2024-11-07101.7692.07+2.37DD ahead
2024-11-0699.1191.04+2.24DD ahead
2024-11-05100.6890.19+2.55DD ahead
2024-11-0496.1990.28+2.07DD ahead
2024-11-0196.9692.20+1.95DD ahead
2024-10-3197.5392.98+1.94DD ahead
2024-10-3097.8692.90+2.01DD ahead
2024-10-2998.0693.17+2.02DD ahead
2024-10-2898.6194.35+1.96DD ahead
2024-10-2597.9093.58+1.99DD ahead
2024-10-2498.9996.01+1.84DD ahead
2024-10-2399.1896.95+1.76DD ahead
2024-10-2299.7798.04+1.71DD ahead
2024-10-2199.7498.31+1.69DD ahead
2024-10-18100.00100.00+1.53DD ahead

One-day company-specific moves (4+ standard deviations, which block ideas for 10 sessions): Feb 11, 2025 (DD +6.8%, DOW +0.2%); Jul 24, 2025 (DD -2.3%, DOW -17.4%); Oct 23, 2025 (DD +2.0%, DOW +12.9%); Nov 4, 2025 (DD +8.8%, DOW -2.8%); Mar 12, 2026 (DD -1.4%, DOW +9.3%); Apr 17, 2026 (DD +1.3%, DOW -10.8%). Upcoming earnings: DOW Oct 22, 2026 (pre-market); DD Nov 3, 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)

1 simulated trade to Oct 20, 2026: +10.61% per trade on average after costs, 1 won.

LegsEnteredExitedWhyDaysBefore costsCosts + borrowAfter costs
Long DOW · Short DDJan 11, 2021Feb 11, 2021converged31$1,068.73-$46.93$1,060.53 (+10.61%)

Per $10,000 a leg. A replay on today's companies cannot prove an edge.

The companies

DD and DOW at a glance

DD DuPont de Nemours Inc.

Listing
NYSE · SEC CIK 1666700
Industry
Major Chemicals · SIC 2821 Plastic Materials, Synth Resins & Nonvulcan Elastomers
Market value
$17.5B
Price history
2,297 daily closes, Sep 1, 2017 to Oct 22, 2026

DOW Dow Inc.

Listing
NYSE · SEC CIK 1751788
Industry
Major Chemicals · SIC 2821 Plastic Materials, Synth Resins & Nonvulcan Elastomers
Market value
$21.7B
Price history
1,910 daily closes, Mar 20, 2019 to Oct 22, 2026

Daily prices: Nasdaq.com. Filings and industry codes: SEC EDGAR. Earnings dates: Nasdaq earnings calendar.

Related
All pairs →
PairStatusAhead nowIndustry
DOW / ALBWatchlistDOW by 2.88 sdSIC 2821 Plastic Materials, Synth Resins & Nonvulcan Elastomers
DD / ALBWatchlistDD by 2.48 sdSIC 2821 Plastic Materials, Synth Resins & Nonvulcan Elastomers

Follow the research behind the paper book

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Explore the private beta

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.