Latest OI changes Previous session: 2026-10-01 Next session: 2026-10-05 Biggest options open interest changes OI settled 2026-10-02 vs 2026-10-01
Open interest change, not trades; it does not say which side opened or closed.
Source: SquawkFlow's own nightly archive of Cboe settled open interest. Updates once per session. Figures are contracts, not dollars: the archive holds no option prices.
148 of 212 archived US symbols compared. The other 64 lacked a consecutive settlement pair in the archive for these two sessions. 4 of those compared reported an identical book in both sessions.
Across the compared symbols, 73,805 contracts changed open interest: +6,763,626 added, -1,081,426 removed, net +5,682,200 contracts.
Largest open interest increases (contracts) Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-09 787 call 1,714 234,105 +232,391 max pain XLK 2026-10-09 135 put 501 78,527 +78,026 max pain SPY 2026-10-09 590 put 291 68,924 +68,633 max pain TLT 2026-12-18 80 call 59,252 116,761 +57,509 max pain TLT 2026-12-18 84 call 56,429 98,836 +42,407 max pain IWM 2026-10-23 277 put 954 33,605 +32,651 max pain MSTR 2026-10-09 95 put 4,442 36,356 +31,914 max pain QQQ 2026-12-18 850 call 8,699 38,961 +30,262 max pain XLE 2027-03-19 54 put 7,157 34,721 +27,564 max pain TLT 2026-12-18 73 put 133,522 159,778 +26,256 max pain QQQ 2026-10-16 480 put 516 26,689 +26,173 max pain TSLA 2026-10-16 200 put 3,943 29,669 +25,726 max pain XLK 2027-06-17 45 put 78 25,058 +24,980 max pain QQQ 2026-10-06 740 put 759 25,530 +24,771 max pain WU 2029-01-19 7 call 6,096 30,345 +24,249 max pain XLF 2026-11-20 53 put 30,090 52,779 +22,689 max pain XLU 2027-01-15 45 call 13,863 34,563 +20,700 TSLA 2026-10-09 150 put 18,544 38,774 +20,230 max pain TSLA 2026-10-05 410 call 333 20,541 +20,208 max pain TLT 2026-11-20 84 call 25,808 46,012 +20,204 max pain
Largest open interest decreases (contracts) Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-09 725 put 78,757 46,285 -32,472 max pain TLT 2026-10-16 84 put 41,488 11,474 -30,014 max pain SPY 2026-10-09 745 put 80,934 51,985 -28,949 max pain IWM 2026-10-16 268 put 51,477 24,986 -26,491 max pain TLT 2026-10-16 80 call 160,206 136,287 -23,919 max pain XLE 2026-12-18 52.5 put 38,006 16,967 -21,039 max pain IWM 2026-10-09 277 put 38,764 18,484 -20,280 max pain SPY 2026-10-16 734 put 35,627 15,621 -20,006 max pain SPY 2026-12-18 830 call 53,084 34,035 -19,049 max pain TLT 2027-09-17 86 call 77,170 58,892 -18,278 max pain IWM 2026-10-16 260 put 49,891 35,265 -14,626 max pain TLT 2026-10-16 83 put 13,293 2,207 -11,086 max pain IWM 2026-11-20 266 put 23,540 12,603 -10,937 max pain XLF 2026-10-16 56 put 135,326 125,311 -10,015 max pain TLT 2026-10-16 75 put 29,154 22,403 -6,751 max pain QQQ 2026-10-05 736 put 25,633 18,921 -6,712 max pain QQQ 2026-10-30 680 put 21,427 14,928 -6,499 max pain TLT 2027-01-15 70 put 89,292 83,215 -6,077 max pain TLT 2026-10-16 81 call 65,198 59,146 -6,052 max pain SPY 2026-10-09 780 call 50,715 44,701 -6,014 max pain
Index ETFs vs single stocks Index ETFs (SPY, QQQ, IWM, DIA): increases Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-09 787 call 1,714 234,105 +232,391 max pain SPY 2026-10-09 590 put 291 68,924 +68,633 max pain IWM 2026-10-23 277 put 954 33,605 +32,651 max pain QQQ 2026-12-18 850 call 8,699 38,961 +30,262 max pain QQQ 2026-10-16 480 put 516 26,689 +26,173 max pain QQQ 2026-10-06 740 put 759 25,530 +24,771 max pain SPY 2026-10-16 560 put 318 19,595 +19,277 max pain IWM 2026-11-20 268 put 8,002 25,610 +17,608 max pain IWM 2026-11-20 270 put 63,300 80,513 +17,213 max pain SPY 2026-10-16 739 put 3,348 20,361 +17,013 max pain
Index ETFs: decreases Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-09 725 put 78,757 46,285 -32,472 max pain SPY 2026-10-09 745 put 80,934 51,985 -28,949 max pain IWM 2026-10-16 268 put 51,477 24,986 -26,491 max pain IWM 2026-10-09 277 put 38,764 18,484 -20,280 max pain SPY 2026-10-16 734 put 35,627 15,621 -20,006 max pain SPY 2026-12-18 830 call 53,084 34,035 -19,049 max pain IWM 2026-10-16 260 put 49,891 35,265 -14,626 max pain IWM 2026-11-20 266 put 23,540 12,603 -10,937 max pain QQQ 2026-10-05 736 put 25,633 18,921 -6,712 max pain QQQ 2026-10-30 680 put 21,427 14,928 -6,499 max pain
Single stocks: increases Symbol Expiry Strike Type Prior OI Current OI Change MSTR 2026-10-09 95 put 4,442 36,356 +31,914 max pain TSLA 2026-10-16 200 put 3,943 29,669 +25,726 max pain WU 2029-01-19 7 call 6,096 30,345 +24,249 max pain TSLA 2026-10-09 150 put 18,544 38,774 +20,230 max pain TSLA 2026-10-05 410 call 333 20,541 +20,208 max pain TSLA 2026-10-09 230 put 1,182 19,988 +18,806 max pain BAC 2026-10-09 53 put 4,520 22,032 +17,512 max pain AMC 2026-10-23 2.5 put 1,335 18,794 +17,459 max pain MSTR 2026-10-09 175 call 1,960 19,361 +17,401 max pain MSTR 2026-10-09 167.5 call 975 18,079 +17,104 max pain
Single stocks: decreases Symbol Expiry Strike Type Prior OI Current OI Change WFC 2026-10-16 77.5 put 13,584 8,429 -5,155 max pain AAPL 2026-10-05 330 call 8,915 4,250 -4,665 max pain C 2026-10-16 132 call 5,842 1,710 -4,132 max pain SNAP 2027-01-15 6 call 36,519 32,964 -3,555 max pain MSTR 2026-10-23 172.5 call 5,753 2,535 -3,218 max pain MSTR 2026-10-16 95 call 41,670 38,524 -3,146 max pain MU 2026-10-16 1,300 call 17,742 14,832 -2,910 max pain INTC 2027-01-15 37 put 11,285 8,591 -2,694 max pain MU 2026-10-30 1,300 call 5,594 2,906 -2,688 max pain U 2026-10-16 46 call 74,224 71,710 -2,514 max pain
Calls vs puts Type Added Removed Net Calls +3,284,369 -478,102 +2,806,267 Puts +3,479,257 -603,324 +2,875,933
Top call increases Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-09 787 call 1,714 234,105 +232,391 max pain TLT 2026-12-18 80 call 59,252 116,761 +57,509 max pain TLT 2026-12-18 84 call 56,429 98,836 +42,407 max pain QQQ 2026-12-18 850 call 8,699 38,961 +30,262 max pain WU 2029-01-19 7 call 6,096 30,345 +24,249 max pain
Top put increases Symbol Expiry Strike Type Prior OI Current OI Change XLK 2026-10-09 135 put 501 78,527 +78,026 max pain SPY 2026-10-09 590 put 291 68,924 +68,633 max pain IWM 2026-10-23 277 put 954 33,605 +32,651 max pain MSTR 2026-10-09 95 put 4,442 36,356 +31,914 max pain XLE 2027-03-19 54 put 7,157 34,721 +27,564 max pain
Biggest percent changes Percent changes only for contracts with at least 1,000 prior open interest.
Increases Symbol Expiry Strike Type Prior OI Current OI Change Change % SPY 2026-10-09 787 call 1,714 234,105 +232,391 +13,558.4% max pain TSLA 2026-10-09 230 put 1,182 19,988 +18,806 +1,591% max pain AMC 2026-10-23 2.5 put 1,335 18,794 +17,459 +1,307.8% max pain TSLA 2026-10-09 250 put 1,125 13,594 +12,469 +1,108.4% max pain SPX 2026-10-05 7,150 put 1,268 14,399 +13,131 +1,035.6% max pain SPX 2026-10-05 7,960 call 1,026 11,550 +10,524 +1,025.7% max pain SPY 2026-11-20 733 put 1,116 11,942 +10,826 +970.1% max pain AMD 2026-10-09 150 put 1,046 11,121 +10,075 +963.2% max pain AMZN 2026-10-09 252.5 call 1,216 12,844 +11,628 +956.2% max pain QQQ 2026-10-05 560 put 1,006 10,608 +9,602 +954.5% max pain TLT 2026-10-05 77.5 call 1,336 13,928 +12,592 +942.5% max pain SPY 2026-10-05 772 call 1,312 13,640 +12,328 +939.6% max pain CVX 2026-10-09 220 call 1,150 11,606 +10,456 +909.2% max pain MSTR 2026-10-09 175 call 1,960 19,361 +17,401 +887.8% max pain AMC 2026-10-30 2.5 put 1,686 16,253 +14,567 +864% max pain TLT 2028-01-21 78 call 2,368 22,505 +20,137 +850.4% max pain TLT 2027-09-17 85 call 2,536 21,444 +18,908 +745.6% max pain MSTR 2026-10-09 95 put 4,442 36,356 +31,914 +718.5% max pain SPY 2026-10-05 767 put 1,195 9,449 +8,254 +690.7% max pain TSLA 2026-10-16 200 put 3,943 29,669 +25,726 +652.4% max pain
Decreases Symbol Expiry Strike Type Prior OI Current OI Change Change % ABT 2026-10-16 103 put 1,021 122 -899 -88.1% max pain TLT 2026-10-05 79.5 put 3,723 464 -3,259 -87.5% max pain TLT 2026-10-16 83 put 13,293 2,207 -11,086 -83.4% max pain ABT 2026-10-16 97 put 1,123 256 -867 -77.2% max pain TLT 2026-10-16 85 put 3,325 829 -2,496 -75.1% max pain TLT 2026-10-16 84 put 41,488 11,474 -30,014 -72.3% max pain C 2026-10-16 132 call 5,842 1,710 -4,132 -70.7% max pain AMD 2026-12-18 700 put 3,343 1,334 -2,009 -60.1% max pain IWM 2026-10-07 281 call 2,196 923 -1,273 -58% max pain MRK 2026-10-16 157.5 call 1,580 665 -915 -57.9% max pain COIN 2027-12-17 300 put 1,524 646 -878 -57.6% max pain SPX 2026-10-06 7,510 put 2,692 1,153 -1,539 -57.2% max pain BAC 2027-12-17 57.5 put 1,501 648 -853 -56.8% max pain SPY 2026-10-16 734 put 35,627 15,621 -20,006 -56.2% max pain MSTR 2026-10-23 172.5 call 5,753 2,535 -3,218 -55.9% max pain XLE 2026-12-18 52.5 put 38,006 16,967 -21,039 -55.4% max pain INTC 2026-10-30 86 put 1,330 602 -728 -54.7% max pain LULU 2026-10-09 102 call 2,199 1,018 -1,181 -53.7% max pain IWM 2026-10-09 277 put 38,764 18,484 -20,280 -52.3% max pain AAPL 2026-10-05 330 call 8,915 4,250 -4,665 -52.3% max pain
Top strikes, summed across expirations Symbol Strike Type Change Expirations summed SPY 787 call +232,519 19 XLK 135 put +78,036 5 SPY 590 put +69,571 17 TLT 78 call +69,457 29 TLT 84 call +68,499 19 AMC 2.5 put +43,629 11 QQQ 740 put +41,571 29 IWM 270 put +41,202 23 TLT 80 call +36,693 30 MSTR 95 put +34,418 13 QQQ 850 call +32,494 19 TLT 77.5 call +30,968 9 XLF 53 put +30,381 20 TLT 84 put -30,188 15 SPY 745 put -28,191 25 TLT 73 put +27,926 17 TSLA 200 put +27,614 17 XLE 54 put +27,576 4 SPY 765 put +27,253 27 TLT 85 call +27,050 26
Symbols by net change Largest net increases Symbol Kind Net change Calls Puts SPY Index ETF +1,027,391 +476,652 +550,739 SPX Index +679,941 +252,892 +427,049 QQQ Index ETF +643,563 +214,866 +428,697 TLT ETF +371,302 +329,883 +41,419 TSLA Stock +345,972 +161,270 +184,702 MSTR Stock +244,908 +145,560 +99,348 IWM Index ETF +241,346 +70,294 +171,052 MU Stock +176,066 +59,946 +116,120 INTC Stock +141,837 +64,097 +77,740 AMD Stock +119,439 +55,050 +64,389
Largest net decreases Symbol Kind Net change Calls Puts U Stock -3,890 -4,307 +417
Archive 2026-10-08 vs 2026-10-07, 158 symbols compared2026-10-07 vs 2026-10-06, 135 symbols compared2026-10-06 vs 2026-10-05, 136 symbols compared2026-10-05 vs 2026-10-02, 155 symbols compared2026-10-02 vs 2026-10-01, 148 symbols compared2026-10-01 vs 2026-09-30, 156 symbols compared2026-09-30 vs 2026-09-29, 148 symbols compared2026-09-29 vs 2026-09-28, 150 symbols compared2026-09-28 vs 2026-09-25, 150 symbols compared2026-09-25 vs 2026-09-24, 135 symbols compared