OPK Options History — November 2025

In November 2025, OPK traded between $1.27 and $1.40. ATM implied volatility averaged 123.1%, placing in the 52.3% IV rank vs the trailing year. The 30-day expected move averaged 31.9%. IV traded above realized volatility by 77.4% (HV 20d: 45.7%). Max pain ranged from $1.00 to $1.00. Net GEX was positive for 19 of 19 trading days. Term structure was in contango for 10 of 19 days. Put/call ratio averaged 0.05.

Notable Days

  • 2025-11-14: Highest Volume — 1,350 contracts
  • 2025-11-04: Largest IV spike — 113.0% change
  • 2025-11-07: Highest IV Rank — 100.0%
  • 2025-11-05: Largest Expected Move — 53.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$1.33$1.27$1.40$1.40$1.35
Max Pain$1.00$1.00$1.00$1.00$1.00
ATM IV123.1%42.9%220.0%86.1%50.3%
Expected Move31.9%12.3%53.1%24.7%14.4%
HV 20d45.7%41.3%46.9%46.9%41.3%
HV 60d38.4%37.8%39.0%38.8%39.0%
IV Rank52.3%9.1%100.0%34.6%12.9%
IV Percentile78.4%17.5%100.0%89.7%40.9%
Term Structure2.8%-56.6%39.8%-23.2%26.5%
VWIV84.2%46.9%116.4%91.9%70.8%
Skew 25d16.6%-40.6%45.0%-2.3%30.5%
Skew 10d-7.9%-96.1%22.1%4.7%10.5%
Call IV 25d68.1%38.7%147.9%87.6%41.5%
Put IV 25d84.7%60.4%143.2%85.3%71.9%
Bid-Ask Spread %100.5946.02118.5799.79104.74
Gamma HHI0.470.410.550.480.52
Net GEX50.3K43.6K57.1K57.1K51.9K
Net DEX-2.3M-2.5M-1.9M-2.5M-2.2M
Net VEX-13.5K-14.2K-12.9K-14.1K-13.8K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.050.000.210.000.00
Total Volume415.684531,35025653
Total OI56,932.57955,39059,10155,39058,339

Daily Data (19 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-11-03$1.40$1.0086.1%24.7%46.9%34.6%91.9%-2.3%-23.2%57.1K-2.5M-14.1K0.0099.79N/AN/A255151,9483,442
2025-11-04$1.40$1.00183.3%52.6%46.3%89.9%57.6%-4.7%-0.7%56.6K-2.5M-13.9K0.00106.36N/AN/A299052,0513,442
2025-11-05$1.37$1.00185.1%53.1%46.7%90.9%65.1%40.5%-1.1%53.5K-2.4M-13.1K0.03106.81N/AN/A183552,1463,442
2025-11-06$1.38$1.00190.9%35.9%46.4%94.2%62.6%45.0%9.5%49.4K-2.4M-14.0K0.07108.38N/AN/A1621252,1243,442
2025-11-07$1.35$1.00210.3%36.9%46.2%100.0%0.0%32.1%-7.1%52.3K-2.4M-13.6K0.0095.37N/AN/A106052,2053,454
2025-11-10$1.33$1.00122.8%42.8%46.2%52.8%106.1%11.6%-36.7%49.3K-2.4M-13.7K0.00106.75N/AN/A74052,2203,454
2025-11-11$1.33$1.00220.0%33.4%45.7%100.0%116.4%-23.8%-33.3%48.7K-2.4M-13.7K0.05102.46N/AN/A60352,1833,454
2025-11-12$1.33$1.00138.5%39.7%45.7%58.2%79.3%23.9%-8.8%48.1K-2.3M-13.0K0.01110.00N/AN/A152152,2013,457
2025-11-13$1.29$1.00142.8%40.9%46.5%60.4%89.6%3.1%-21.6%48.9K-2.4M-13.3K0.00118.57N/AN/A959052,3223,458
2025-11-14$1.29$1.00159.7%45.8%45.9%69.1%111.5%-40.6%-56.6%47.7K-2.2M-12.9K0.0093.30N/AN/A1,349152,9773,457
2025-11-17$1.29$1.00132.1%37.9%45.4%54.9%112.7%22.7%7.8%48.7K-2.3M-13.3K0.0483.30N/AN/A8573454,2313,457
2025-11-18$1.27$1.0072.2%20.7%44.0%24.1%0.0%15.7%27.6%43.6K-2.0M-13.1K0.02111.92N/AN/A7361255,0683,474
2025-11-19$1.31$1.00127.3%36.5%45.5%52.4%0.0%32.1%39.8%45.7K-2.3M-14.1K0.07111.81N/AN/A1731255,8303,208
2025-11-20$1.33$1.00129.5%37.1%45.6%53.6%0.0%41.1%25.2%50.6K-2.3M-14.2K0.05104.70N/AN/A3831955,6683,208
2025-11-21$1.33$1.0042.9%12.3%45.6%9.1%0.0%21.7%29.8%47.9K-2.0M-13.4K0.21105.45N/AN/A2224655,8743,227
2025-11-24$1.31$1.0044.1%12.6%45.1%9.8%46.9%11.1%26.9%47.6K-1.9M-12.9K0.0791.36N/AN/A1,0747453,9753,158
2025-11-25$1.35$1.0052.8%15.1%46.7%14.2%70.8%26.5%22.2%56.0K-2.1M-13.4K0.0746.02N/AN/A4253054,7353,161
2025-11-26$1.35$1.0048.2%13.8%46.5%11.9%0.0%29.3%26.9%51.8K-2.2M-13.8K0.19104.07N/AN/A1062055,0813,146
2025-11-28$1.35$1.0050.3%14.4%41.3%12.9%0.0%30.5%26.5%51.9K-2.2M-13.8K0.00104.74N/AN/A53055,1733,166