PFE Options History — May 2025

In May 2025, PFE traded between $22.02 and $24.23. ATM implied volatility averaged 27.1%, placing in the 22.9% IV rank vs the trailing year. The 30-day expected move averaged 7.7%. IV traded below realized volatility by 7.4% (HV 20d: 34.6%). Max pain ranged from $24.50 to $25.00. Net GEX was positive for 4 of 21 trading days. Term structure was in contango for 11 of 21 days. Put/call ratio averaged 0.72.

Notable Days

  • 2025-05-08: Highest Volume — 219,717 contracts
  • 2025-05-06: Largest IV spike — 21.3% change
  • 2025-05-14: Highest IV Rank — 30.8%
  • 2025-05-14: Largest Expected Move — 8.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$23.15$22.02$24.23$24.01$23.55
Max Pain$24.95$24.50$25.00$24.50$25.00
ATM IV27.1%22.9%29.9%25.0%25.3%
Expected Move7.7%6.7%8.4%7.5%7.3%
HV 20d34.6%30.6%40.4%40.4%32.3%
HV 60d30.1%27.3%31.6%28.4%31.6%
IV Rank22.9%12.4%30.8%18.1%15.0%
IV Percentile71.7%27.4%88.9%53.6%51.2%
Term Structure0.0%-2.4%2.4%0.7%1.3%
VWIV27.2%23.5%29.8%26.9%26.0%
Skew 25d2.8%1.4%4.2%2.9%2.8%
Skew 10d6.7%1.5%18.3%6.4%9.5%
Call IV 25d26.5%21.6%30.2%24.5%25.7%
Put IV 25d29.3%24.6%32.3%27.4%28.5%
Bid-Ask Spread %18.432.5135.2831.3010.20
Gamma HHI0.130.070.180.110.16
Net GEX-16.4M-45.4M22.7M-15.0M22.7M
Net DEX865.2M428.6M1.55B617.4M528.9M
Net VEX-11.5M-12.2M-10.5M-11.8M-11.7M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.720.211.770.420.38
Total Volume130,153.8168,616219,717110,14485,942
Total OI3,345,6983,041,0513,547,3133,504,2213,240,944

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-05-01$24.01$24.5025.0%7.5%40.4%18.1%26.9%2.9%0.7%-15.0M617.4M-11.8M0.4231.3077,74232,4021,750,1011,754,120
2025-05-02$24.23$24.5022.9%6.7%40.4%12.4%23.5%3.0%0.5%-17.6M428.6M-11.6M0.4028.2388,74435,5571,766,0421,758,803
2025-05-05$23.93$25.0024.5%7.0%36.1%16.7%24.7%2.6%0.2%-20.5M706.2M-11.4M0.5535.2864,41235,5801,711,0121,678,923
2025-05-06$22.96$25.0029.8%8.1%37.9%30.6%28.4%3.5%-0.3%-34.3M1.22B-11.1M1.5528.8170,635109,5771,737,5661,698,266
2025-05-07$22.81$25.0028.0%7.8%33.7%26.0%28.1%2.9%1.4%-45.4M1.33B-10.9M1.0332.6350,74752,0311,754,3061,730,451
2025-05-08$23.02$25.0027.9%7.6%31.5%25.7%26.9%1.4%0.3%-35.6M1.24B-10.9M0.2410.55176,89142,8261,762,1111,756,110
2025-05-09$22.31$25.0029.8%8.2%30.6%30.7%28.3%4.2%-0.7%-40.4M1.55B-10.9M0.7130.3561,18143,6791,773,7381,773,575
2025-05-12$23.02$25.0026.6%7.5%31.9%22.1%25.7%3.9%-0.3%-31.6M1.03B-11.4M0.6815.97129,29787,4921,721,2001,678,572
2025-05-13$22.94$25.0026.3%7.4%31.7%21.5%26.5%3.9%-0.4%-28.9M1.02B-11.2M0.5711.2759,53334,1501,771,2551,660,105
2025-05-14$22.02$25.0029.9%8.4%34.9%30.8%29.3%2.8%-0.8%-41.7M1.41B-10.5M0.6419.94108,01669,4401,793,9231,659,673
2025-05-15$22.52$25.0029.6%8.0%35.0%30.1%29.4%1.7%-2.4%-30.2M1.14B-11.3M1.108.6867,61574,3431,830,8521,671,584
2025-05-16$22.76$25.0026.9%7.5%35.1%23.1%27.8%2.5%-1.0%-22.5M1.00B-11.5M0.8119.9559,80848,3951,847,8831,684,186
2025-05-19$22.98$25.0025.9%7.4%35.0%20.3%25.6%2.3%0.6%-8.7M767.6M-11.6M0.6213.2872,61845,3651,636,8501,404,201
2025-05-20$23.45$25.0027.6%7.9%34.8%24.9%27.3%2.5%0.1%5.4M486.9M-12.1M0.7020.08114,69579,7461,682,7701,425,687
2025-05-21$23.13$25.0028.0%8.0%35.1%26.0%27.6%3.1%2.4%-167.9K649.7M-12.2M0.4114.6464,40126,4591,719,3011,462,652
2025-05-22$23.05$25.0027.3%7.8%34.7%23.3%27.5%2.0%-0.4%-2.1M722.4M-11.8M0.7413.5439,49729,1191,735,6681,475,265
2025-05-23$23.38$25.0027.1%7.8%35.0%22.8%27.4%2.9%0.3%11.4M548.7M-12.2M0.5019.8768,61834,1551,745,3051,477,923
2025-05-27$23.62$25.0026.2%7.7%35.1%17.6%28.0%2.3%-0.7%2.7M476.9M-12.0M0.219.90104,83422,1151,687,6321,431,122
2025-05-28$23.16$25.0027.9%8.3%32.6%22.3%29.8%2.3%0.7%-2.2M674.4M-11.7M1.7710.1264,289114,0051,729,6401,437,422
2025-05-29$23.38$25.0027.4%7.5%32.3%21.0%27.5%3.3%-0.6%-10.0M601.9M-11.7M1.002.5143,71843,5611,749,3771,493,542
2025-05-30$23.55$25.0025.3%7.3%32.3%15.0%26.0%2.8%1.3%22.7M528.9M-11.7M0.3810.2062,17823,7641,761,0451,479,899