OCC · marketdata.theocc.com · data through 2026-08-18

OCC Volume Monitor

Cleared US options and futures volume from the Options Clearing Corporation — every listed contract in the market clears here, so these are the authoritative totals, not vendor estimates.

Cleared volume over time

Monthly data (market-wide)
MonthContractsTrading daysPer day
August 2026 (MTD)836,491,4921269,707,624
July 20261,555,188,8772270,690,404
June 20261,608,649,7782176,602,370
May 20261,470,528,3012073,526,415
April 20261,450,713,6542169,081,603
March 20261,519,967,1032269,089,414
February 20261,322,628,6961969,612,037
January 20261,376,934,3402068,846,717
December 20251,298,427,4862259,019,431
November 20251,299,090,2371968,373,170
October 20251,680,647,5742373,071,634
September 20251,404,057,5852166,859,885
August 20251,262,387,1052160,113,672
July 20251,237,474,4752256,248,840
June 20251,109,450,7612055,472,538
May 20251,174,214,2852155,914,966
April 20251,276,572,4242160,789,163
March 20251,234,912,3992158,805,352
February 20251,127,523,3591959,343,335
January 20251,159,154,7622155,197,846
December 20241,102,115,1702152,481,675
November 20241,099,296,2452054,964,812
October 20241,116,420,0312348,540,001
September 2024967,359,5932048,367,980
August 20241,067,346,6132248,515,755
July 20241,101,694,9382250,077,043
June 2024917,485,5121948,288,711
May 2024977,381,8532244,426,448
April 20241,027,244,5182246,692,933
March 2024947,800,9702047,390,048
February 2024975,857,0992048,792,855
January 2024984,354,4942146,874,024
December 2023916,211,4812045,810,574
November 2023907,975,5202143,236,930
October 2023988,345,1692244,924,780
September 2023847,765,6832042,388,284
August 20231,023,708,9912344,509,087
July 2023877,882,8592043,894,143
June 2023962,563,1962145,836,343
May 2023949,083,5412243,140,161
April 2023764,347,3341940,228,807
March 20231,059,168,5252346,050,805
February 2023887,551,7181946,713,248
January 2023923,183,9302046,159,196
December 2022869,558,6712141,407,556
November 2022922,355,2172143,921,677
October 2022909,987,4912143,332,738
September 2022915,248,4232143,583,258
August 2022912,510,7962339,674,382
July 2022742,042,2222037,102,111
June 2022806,024,3102138,382,110
May 2022866,480,3212141,260,968
April 2022782,752,0012039,137,600
March 2022943,745,4152341,032,409
February 2022807,341,0741942,491,635
January 2022897,557,7162044,877,886
December 2021850,697,5922238,668,072
November 2021949,396,9072145,209,377
October 2021825,572,6272139,312,982
September 2021816,942,7642138,902,036
August 2021805,713,1752236,623,326
July 2021794,793,7092137,847,319
June 2021870,149,8712239,552,267
May 2021723,741,7562036,187,088
April 2021715,606,4102134,076,496
March 2021904,039,6292339,306,071
February 2021828,558,4301943,608,338
January 2021843,542,2901944,396,963
December 2020756,963,2422234,407,420
November 2020677,190,5902033,859,530
October 2020636,709,2362228,941,329
September 2020670,994,0452131,952,097
August 2020615,972,4022129,332,019
July 2020615,199,8832227,963,631
June 2020693,042,1802231,501,917
May 2020545,272,3182027,263,616
April 2020551,538,0802126,263,718
March 2020670,646,9982230,483,954
February 2020568,899,1081929,942,058
January 2020521,727,8162124,844,182

Open interest over time

Average daily volume by exchange

Cleared contracts per day, 2026-07-20 to 2026-08-18 (22 trading days)

Data table

Top contracts by open interest