Latest OI changes Previous session: 2026-10-07 Biggest options open interest changes OI settled 2026-10-08 vs 2026-10-07
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.
158 of 212 archived US symbols compared. The other 54 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, 81,405 contracts changed open interest: +6,704,404 added, -1,718,665 removed, net +4,985,739 contracts.
Largest open interest increases (contracts) Symbol Expiry Strike Type Prior OI Current OI Change XLF 2026-11-20 54 put 41,703 178,053 +136,350 max pain NVDA 2027-03-19 185 put 12,007 87,010 +75,003 max pain SPX 2027-03-19 4,500 put 3,018 56,122 +53,104 max pain SPX 2027-03-19 4,400 put 1,221 50,511 +49,290 max pain TLT 2026-11-20 75 put 57,272 99,402 +42,130 max pain MDT 2026-10-16 130 call 11,571 46,576 +35,005 max pain BAC 2026-11-20 50 put 15,882 49,587 +33,705 max pain TLT 2026-11-20 73 put 13,422 45,815 +32,393 max pain EWZ 2026-12-18 55 call 2,138 32,103 +29,965 max pain XLF 2026-10-16 56 call 35,843 63,108 +27,265 max pain MDT 2026-10-16 130 put 10,000 36,500 +26,500 max pain XLE 2026-11-20 70 call 22,896 46,647 +23,751 max pain EWZ 2027-01-15 49 call 334 19,284 +18,950 max pain INTC 2026-10-09 117 call 3,531 22,080 +18,549 max pain EWZ 2027-01-15 51 call 2,072 19,760 +17,688 max pain XLF 2026-10-16 55 call 60,311 77,602 +17,291 max pain TLT 2026-11-20 77 put 85,144 102,034 +16,890 max pain QQQ 2026-10-16 717 put 4,166 21,007 +16,841 max pain QQQ 2026-10-09 575 put 1,530 18,035 +16,505 max pain QQQ 2026-10-09 600 put 2,437 18,857 +16,420 max pain
Largest open interest decreases (contracts) Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-14 790 call 79,843 28,501 -51,342 max pain XLF 2026-10-16 54.5 put 95,074 62,186 -32,888 max pain EWZ 2026-11-20 41 call 225,884 196,899 -28,985 max pain WFC 2026-12-18 100 call 63,074 39,879 -23,195 max pain CMG 2026-10-09 33 call 47,498 27,180 -20,318 max pain EWZ 2026-11-20 43 call 847,662 828,663 -18,999 max pain XLF 2026-10-16 54 put 66,904 48,123 -18,781 max pain IWM 2026-10-16 275 put 112,272 95,602 -16,670 max pain QQQ 2026-10-16 760 call 83,022 66,924 -16,098 max pain XLF 2026-12-18 50 put 111,264 95,748 -15,516 max pain NVDA 2026-10-09 245 call 59,653 45,562 -14,091 max pain IWM 2026-10-16 290 put 23,399 11,491 -11,908 max pain NVDA 2026-10-09 240 put 13,491 1,952 -11,539 max pain IWM 2026-10-16 267 put 52,953 42,202 -10,751 max pain EWZ 2026-10-16 42 call 126,365 115,864 -10,501 max pain XLF 2026-11-20 56 put 65,401 55,513 -9,888 max pain QQQ 2026-10-09 754 put 21,633 12,242 -9,391 max pain TLT 2026-10-16 79 call 41,912 32,876 -9,036 max pain NVDA 2026-10-09 240 call 76,662 68,486 -8,176 max pain XLE 2027-01-15 45 call 30,061 22,012 -8,049 max pain
Index ETFs vs single stocks Index ETFs (SPY, QQQ, IWM, DIA): increases Symbol Expiry Strike Type Prior OI Current OI Change QQQ 2026-10-16 717 put 4,166 21,007 +16,841 max pain QQQ 2026-10-09 575 put 1,530 18,035 +16,505 max pain QQQ 2026-10-09 600 put 2,437 18,857 +16,420 max pain SPY 2026-10-16 748 put 6,066 22,265 +16,199 max pain SPY 2026-10-09 733 put 1,456 17,507 +16,051 max pain QQQ 2026-10-16 734 put 7,122 23,159 +16,037 max pain SPY 2026-11-20 736 put 15,424 31,013 +15,589 max pain SPY 2026-10-16 795 call 24,348 38,398 +14,050 max pain QQQ 2027-01-15 680 put 22,756 36,649 +13,893 max pain QQQ 2026-10-09 735 put 7,912 20,613 +12,701 max pain
Index ETFs: decreases Symbol Expiry Strike Type Prior OI Current OI Change SPY 2026-10-14 790 call 79,843 28,501 -51,342 max pain IWM 2026-10-16 275 put 112,272 95,602 -16,670 max pain QQQ 2026-10-16 760 call 83,022 66,924 -16,098 max pain IWM 2026-10-16 290 put 23,399 11,491 -11,908 max pain IWM 2026-10-16 267 put 52,953 42,202 -10,751 max pain QQQ 2026-10-09 754 put 21,633 12,242 -9,391 max pain IWM 2026-10-16 270 put 85,770 77,910 -7,860 max pain SPY 2026-10-16 740 put 57,818 50,655 -7,163 max pain IWM 2026-10-16 276 put 30,753 23,855 -6,898 max pain QQQ 2027-06-17 880 call 31,118 24,316 -6,802 max pain
Single stocks: increases Symbol Expiry Strike Type Prior OI Current OI Change NVDA 2027-03-19 185 put 12,007 87,010 +75,003 max pain MDT 2026-10-16 130 call 11,571 46,576 +35,005 max pain BAC 2026-11-20 50 put 15,882 49,587 +33,705 max pain MDT 2026-10-16 130 put 10,000 36,500 +26,500 max pain INTC 2026-10-09 117 call 3,531 22,080 +18,549 max pain NVDA 2026-10-16 242.5 call 7,390 22,250 +14,860 max pain NVDA 2026-10-23 125 put 1,572 15,321 +13,749 max pain ET 2026-10-16 20.5 call 4,058 17,327 +13,269 max pain AAPL 2026-10-09 342.5 call 8,414 21,197 +12,783 max pain BAC 2026-10-16 57 call 4,992 17,753 +12,761 max pain
Single stocks: decreases Symbol Expiry Strike Type Prior OI Current OI Change WFC 2026-12-18 100 call 63,074 39,879 -23,195 max pain CMG 2026-10-09 33 call 47,498 27,180 -20,318 max pain NVDA 2026-10-09 245 call 59,653 45,562 -14,091 max pain NVDA 2026-10-09 240 put 13,491 1,952 -11,539 max pain NVDA 2026-10-09 240 call 76,662 68,486 -8,176 max pain AMZN 2026-11-20 265 call 30,233 22,517 -7,716 max pain COIN 2026-10-09 195 call 13,065 7,767 -5,298 max pain BAC 2026-11-20 55 put 19,575 14,676 -4,899 max pain NVDA 2026-10-16 260 call 78,052 73,248 -4,804 max pain GME 2026-10-09 25 call 21,156 16,777 -4,379 max pain
Calls vs puts Type Added Removed Net Calls +3,214,647 -867,230 +2,347,417 Puts +3,489,757 -851,435 +2,638,322
Top call increases Symbol Expiry Strike Type Prior OI Current OI Change MDT 2026-10-16 130 call 11,571 46,576 +35,005 max pain EWZ 2026-12-18 55 call 2,138 32,103 +29,965 max pain XLF 2026-10-16 56 call 35,843 63,108 +27,265 max pain XLE 2026-11-20 70 call 22,896 46,647 +23,751 max pain EWZ 2027-01-15 49 call 334 19,284 +18,950 max pain
Top put increases Symbol Expiry Strike Type Prior OI Current OI Change XLF 2026-11-20 54 put 41,703 178,053 +136,350 max pain NVDA 2027-03-19 185 put 12,007 87,010 +75,003 max pain SPX 2027-03-19 4,500 put 3,018 56,122 +53,104 max pain SPX 2027-03-19 4,400 put 1,221 50,511 +49,290 max pain TLT 2026-11-20 75 put 57,272 99,402 +42,130 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 % SPX 2027-03-19 4,400 put 1,221 50,511 +49,290 +4,036.9% max pain SPX 2027-03-19 4,500 put 3,018 56,122 +53,104 +1,759.6% max pain EWZ 2026-12-18 55 call 2,138 32,103 +29,965 +1,401.5% max pain SPY 2026-10-09 733 put 1,456 17,507 +16,051 +1,102.4% max pain QQQ 2026-10-09 575 put 1,530 18,035 +16,505 +1,078.8% max pain NVDA 2026-10-23 125 put 1,572 15,321 +13,749 +874.6% max pain EWZ 2027-01-15 51 call 2,072 19,760 +17,688 +853.7% max pain QQQ 2026-10-09 600 put 2,437 18,857 +16,420 +673.8% max pain AAPL 2026-10-09 337.5 put 1,239 9,315 +8,076 +651.8% max pain NVDA 2027-03-19 185 put 12,007 87,010 +75,003 +624.7% max pain SPY 2026-10-12 728 put 1,470 9,450 +7,980 +542.9% max pain TSLA 2026-10-09 270 put 1,330 8,514 +7,184 +540.2% max pain INTC 2026-10-09 117 call 3,531 22,080 +18,549 +525.3% max pain SPX 2026-12-31 7,300 put 1,787 11,135 +9,348 +523.1% max pain QQQ 2026-10-09 590 put 1,012 6,296 +5,284 +522.1% max pain SPX 2026-10-09 7,615 put 2,152 13,284 +11,132 +517.3% max pain EWZ 2026-12-18 39 put 1,577 8,827 +7,250 +459.7% max pain INTC 2026-10-09 111 call 1,391 7,702 +6,311 +453.7% max pain TLT 2026-10-23 82.5 call 2,157 11,934 +9,777 +453.3% max pain INTC 2027-02-19 145 call 2,026 11,187 +9,161 +452.2% max pain
Decreases Symbol Expiry Strike Type Prior OI Current OI Change Change % QQQ 2026-10-09 763 put 2,603 2 -2,601 -99.9% max pain SPY 2026-10-09 784 put 1,645 1 -1,644 -99.9% max pain GLD 2026-10-09 392 put 1,220 6 -1,214 -99.5% max pain SPY 2026-10-09 785 put 1,639 13 -1,626 -99.2% max pain META 2026-10-09 755 put 1,430 15 -1,415 -99% max pain INTC 2026-10-09 123 put 1,729 20 -1,709 -98.8% max pain GLD 2026-12-18 450 put 1,384 17 -1,367 -98.8% max pain AAPL 2026-10-09 350 put 1,859 27 -1,832 -98.5% max pain IWM 2026-10-09 282 put 3,220 68 -3,152 -97.9% max pain INTC 2026-10-09 117 put 2,788 60 -2,728 -97.8% max pain META 2026-10-09 750 put 2,358 58 -2,300 -97.5% max pain NVDA 2026-10-09 245 put 1,307 34 -1,273 -97.4% max pain GLD 2026-10-09 390 put 1,265 39 -1,226 -96.9% max pain INTC 2026-10-09 120 put 3,334 108 -3,226 -96.8% max pain QQQ 2026-10-09 761 put 2,384 79 -2,305 -96.7% max pain GLD 2026-12-31 445 put 1,072 35 -1,037 -96.7% max pain EWY 2026-10-16 215 put 1,462 55 -1,407 -96.2% max pain QQQ 2026-10-09 759 put 1,571 67 -1,504 -95.7% max pain TXN 2026-10-09 297.5 call 1,378 69 -1,309 -95% max pain IWM 2026-10-09 283 put 2,439 133 -2,306 -94.5% max pain
Top strikes, summed across expirations Symbol Strike Type Change Expirations summed XLF 54 put +125,317 19 NVDA 185 put +78,737 25 SPX 4,500 put +53,151 4 SPY 790 call -50,591 27 SPX 4,400 put +49,360 11 TLT 75 put +38,308 26 TLT 73 put +36,991 25 MDT 130 call +35,064 4 BAC 50 put +34,773 19 NVDA 235 call +32,656 26 XLF 55 call +31,959 20 XLF 54.5 put -31,043 6 EWZ 55 call +30,245 7 IWM 280 call +28,886 30 EWZ 51 call +28,406 6 XLF 56 call +28,177 20 MDT 130 put +26,500 1 XLE 70 call +26,296 17 EWZ 41 call -26,195 8 NVDA 232.5 call +25,583 7
Symbols by net change Largest net increases Symbol Kind Net change Calls Puts SPY Index ETF +690,440 +262,909 +427,531 SPX Index +675,740 +222,211 +453,529 QQQ Index ETF +598,227 +174,160 +424,067 NVDA Stock +370,221 +138,659 +231,562 TLT ETF +313,363 +167,865 +145,498 INTC Stock +240,451 +148,113 +92,338 IWM Index ETF +219,385 +181,566 +37,819 XLF ETF +189,761 +79,635 +110,126 EWZ ETF +121,352 +74,784 +46,568 AAPL Stock +109,645 +58,162 +51,483
Largest net decreases Symbol Kind Net change Calls Puts FXI ETF -5,703 +1,183 -6,886 XLU ETF -2,356 -7,912 +5,556 BB Stock -1,681 -27 -1,654 GRAB Stock -1,291 -2,340 +1,049 XLRE ETF -108 -70 -38 BR Stock -18 -10 -8 CFG Stock -7 +24 -31
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