OPK Options History — April 2025

In April 2025, OPK traded between $1.35 and $1.67. ATM implied volatility averaged 82.7%, placing in the 28.7% IV rank vs the trailing year. The 30-day expected move averaged 19.4%. IV traded above realized volatility by 34.1% (HV 20d: 48.6%). Max pain ranged from $1.00 to $1.50. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 5 of 21 days. Put/call ratio averaged 0.03.

Notable Days

  • 2025-04-15: Highest Volume — 7,000 contracts
  • 2025-04-04: Largest IV spike — 182.2% change
  • 2025-04-08: Highest IV Rank — 87.7%
  • 2025-04-25: Largest Expected Move — 24.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$1.46$1.35$1.67$1.67$1.38
Max Pain$1.24$1.00$1.50$1.50$1.00
ATM IV82.7%42.6%201.1%50.0%79.6%
Expected Move19.4%12.1%24.3%12.1%22.8%
HV 20d48.6%33.4%57.4%35.3%56.0%
HV 60d46.8%40.2%50.4%40.3%50.4%
IV Rank28.7%8.7%87.7%12.4%27.2%
IV Percentile69.0%14.7%99.6%33.3%80.2%
Term Structure-10.6%-37.9%15.5%-11.0%-29.8%
VWIV75.5%53.6%103.9%61.6%103.9%
Skew 25d23.8%-40.2%173.0%-7.3%-18.0%
Skew 10d25.7%-23.3%151.2%33.3%-1.0%
Call IV 25d73.7%41.1%108.8%54.4%97.0%
Put IV 25d97.4%47.0%267.6%47.0%79.0%
Bid-Ask Spread %90.6335.67167.34101.0446.39
Gamma HHI0.330.310.360.340.34
Net GEX78.6K65.1K98.4K98.4K80.1K
Net DEX-4.6M-6.1M-3.8M-6.1M-4.0M
Net VEX-32.2K-36.1K-29.6K-36.1K-30.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.030.000.300.070.01
Total Volume1,120.571167,000161,578
Total OI104,715.524100,002111,888100,002107,278

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-04-01$1.67$1.5050.0%12.1%35.3%12.4%0.0%-7.3%-11.0%98.4K-6.1M-36.1K0.07101.04N/AN/A15192,8497,153
2025-04-02$1.65$1.5042.6%19.1%34.8%8.7%61.6%22.4%-16.9%89.7K-5.8M-35.2K0.0292.56N/AN/A179392,8527,154
2025-04-03$1.58$1.5060.0%18.7%36.1%17.4%0.0%28.3%-16.2%88.0K-5.6M-35.9K0.00137.69N/AN/A1,149092,9437,157
2025-04-04$1.56$1.50169.2%19.5%34.3%71.8%70.3%116.9%-22.0%84.1K-5.2M-34.3K0.03138.19N/AN/A8532294,0297,157
2025-04-07$1.52$1.50148.8%16.5%33.4%61.6%54.4%64.2%-1.8%79.0K-4.9M-33.6K0.00167.34N/AN/A2,693594,2267,174
2025-04-08$1.44$1.50201.1%17.1%36.7%87.7%60.1%92.1%6.2%70.9K-4.3M-31.8K0.05146.93N/AN/A9805296,9117,176
2025-04-09$1.50$1.5052.8%15.1%41.1%13.8%53.6%173.0%2.6%78.5K-4.7M-32.5K0.00160.72N/AN/A354196,8957,178
2025-04-10$1.35$1.5066.4%19.0%53.0%20.6%66.4%2.8%13.7%65.1K-3.8M-30.8K0.03127.88N/AN/A1,3014597,0377,178
2025-04-11$1.42$1.5080.3%23.0%57.4%27.5%85.0%-40.2%-18.7%73.2K-4.5M-32.8K0.01101.02N/AN/A301298,0197,222
2025-04-14$1.44$1.0070.9%20.3%54.4%22.8%71.0%1.7%-11.8%71.4K-4.1M-30.4K0.30135.71N/AN/A99030098,1147,221
2025-04-15$1.44$1.0072.1%20.7%54.6%23.4%72.1%8.1%-2.2%74.5K-4.4M-31.7K0.02137.96N/AN/A6,89510598,9147,521
2025-04-16$1.42$1.5059.9%17.2%52.1%17.3%84.3%10.1%15.5%80.3K-4.5M-32.7K0.0037.90N/AN/A4781104,4327,456
2025-04-17$1.42$1.0081.7%23.4%52.3%28.2%83.5%5.6%-18.9%77.8K-4.3M-31.8K0.0542.18N/AN/A31915104,3597,452
2025-04-21$1.38$1.0063.7%18.3%52.5%19.2%82.8%-14.0%-12.2%69.9K-3.9M-30.1K0.0042.30N/AN/A685096,6117,384
2025-04-22$1.44$1.0071.8%20.6%55.5%23.3%72.2%65.2%-10.6%73.3K-4.1M-30.7K0.0035.67N/AN/A576197,0127,379
2025-04-23$1.46$1.0070.3%20.1%56.1%22.5%86.0%-9.5%-37.9%81.3K-4.6M-31.9K0.0146.50N/AN/A578397,4217,378
2025-04-24$1.46$1.0060.4%17.3%56.1%17.6%58.7%13.0%11.8%84.7K-4.6M-32.0K0.0070.88N/AN/A243197,8717,381
2025-04-25$1.42$1.0084.9%24.3%56.4%29.8%84.9%4.6%-14.4%78.2K-4.3M-31.3K0.0454.65N/AN/A5852298,0177,382
2025-04-28$1.40$1.0074.1%21.2%56.2%24.4%91.1%-9.8%-27.2%73.9K-4.1M-29.6K0.0039.92N/AN/A565098,5197,398
2025-04-29$1.40$1.0076.3%21.9%56.1%25.5%93.8%-10.1%-20.4%79.3K-4.2M-30.9K0.0039.88N/AN/A1,636098,8187,398
2025-04-30$1.38$1.0079.6%22.8%56.0%27.2%103.9%-18.0%-29.8%80.1K-4.0M-30.3K0.0146.39N/AN/A1,5562299,8807,398