# Biggest options open interest changes

OI settled 2026-09-14 vs 2026-09-11.

> 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.

120 of 212 archived US symbols compared. The other 92 lacked a consecutive settlement pair in the archive for these two sessions. 9 of those compared reported an identical book in both sessions.

Across the compared symbols: 61,506 contracts changed open interest, +5,293,280 added, -1,029,135 removed, net +4,264,145 contracts.

## Largest open interest increases (contracts)

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change |
|---|---|---|---|---|---|---|
| TLT | 2026-12-18 | 90 | call | 264,051 | 311,278 | +47,227 |
| SPY | 2026-09-15 | 727 | put | 343 | 29,180 | +28,837 |
| SPX | 2026-12-18 | 8,000 | put | 205,685 | 234,377 | +28,692 |
| INTC | 2026-11-20 | 130 | call | 17,570 | 45,180 | +27,610 |
| SPX | 2026-12-18 | 8,000 | call | 225,253 | 250,866 | +25,613 |
| IWM | 2026-10-16 | 274 | put | 30,882 | 53,615 | +22,733 |
| SPY | 2026-09-15 | 721 | put | 229 | 22,309 | +22,080 |
| XLF | 2026-10-16 | 57 | call | 8,189 | 30,214 | +22,025 |
| SPX | 2026-09-18 | 8,000 | put | 277,677 | 299,130 | +21,453 |
| SPX | 2026-09-18 | 8,000 | call | 290,865 | 311,381 | +20,516 |
| QQQ | 2026-09-18 | 615 | put | 22,413 | 42,415 | +20,002 |
| SPY | 2026-09-15 | 720 | put | 188 | 19,970 | +19,782 |
| SPY | 2026-09-15 | 730 | put | 584 | 19,303 | +18,719 |
| TLT | 2026-09-30 | 83 | call | 25,146 | 43,757 | +18,611 |
| SPY | 2026-09-15 | 731 | put | 150 | 18,305 | +18,155 |
| SPX | 2026-09-18 | 7,000 | call | 367,511 | 385,484 | +17,973 |
| GLD | 2026-11-20 | 430 | call | 6,469 | 23,011 | +16,542 |
| SPY | 2026-09-15 | 726 | put | 38 | 16,496 | +16,458 |
| IWM | 2026-12-18 | 290 | put | 43,543 | 59,352 | +15,809 |
| IWM | 2026-10-16 | 273 | put | 1,923 | 17,295 | +15,372 |

## Largest open interest decreases (contracts)

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change |
|---|---|---|---|---|---|---|
| DVN | 2026-09-18 | 47.5 | call | 51,119 | 1,195 | -49,924 |
| IWM | 2026-09-18 | 240 | call | 19,362 | 11 | -19,351 |
| IWM | 2026-09-18 | 260 | call | 17,386 | 21 | -17,365 |
| IWM | 2026-09-18 | 230 | call | 16,228 | 0 | -16,228 |
| IWM | 2026-09-18 | 270 | call | 14,781 | 808 | -13,973 |
| IWM | 2026-10-16 | 275 | put | 77,206 | 64,550 | -12,656 |
| IWM | 2026-09-18 | 265 | call | 11,816 | 17 | -11,799 |
| IWM | 2026-09-18 | 275 | call | 11,685 | 3 | -11,682 |
| IWM | 2026-09-18 | 255 | call | 12,278 | 752 | -11,526 |
| IWM | 2026-09-18 | 250 | call | 10,506 | 253 | -10,253 |
| INTC | 2026-09-18 | 115 | call | 35,787 | 25,771 | -10,016 |
| KO | 2026-09-18 | 85 | call | 9,787 | 486 | -9,301 |
| IWM | 2026-09-18 | 235 | call | 8,571 | 4 | -8,567 |
| GOOGL | 2026-10-02 | 355 | call | 13,396 | 4,969 | -8,427 |
| IWM | 2026-10-09 | 281 | put | 9,831 | 2,151 | -7,680 |
| KO | 2026-09-18 | 87.5 | call | 7,368 | 209 | -7,159 |
| IWM | 2026-11-20 | 310 | call | 29,996 | 22,838 | -7,158 |
| INTC | 2027-03-19 | 100 | call | 24,123 | 17,223 | -6,900 |
| IWM | 2026-09-18 | 280 | put | 90,189 | 83,298 | -6,891 |
| IWM | 2026-09-18 | 245 | call | 6,983 | 1,254 | -5,729 |

## Index ETFs (SPY, QQQ, IWM, DIA)

Increases:

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change |
|---|---|---|---|---|---|---|
| SPY | 2026-09-15 | 727 | put | 343 | 29,180 | +28,837 |
| IWM | 2026-10-16 | 274 | put | 30,882 | 53,615 | +22,733 |
| SPY | 2026-09-15 | 721 | put | 229 | 22,309 | +22,080 |
| QQQ | 2026-09-18 | 615 | put | 22,413 | 42,415 | +20,002 |
| SPY | 2026-09-15 | 720 | put | 188 | 19,970 | +19,782 |
| SPY | 2026-09-15 | 730 | put | 584 | 19,303 | +18,719 |
| SPY | 2026-09-15 | 731 | put | 150 | 18,305 | +18,155 |
| SPY | 2026-09-15 | 726 | put | 38 | 16,496 | +16,458 |
| IWM | 2026-12-18 | 290 | put | 43,543 | 59,352 | +15,809 |
| IWM | 2026-10-16 | 273 | put | 1,923 | 17,295 | +15,372 |

Decreases:

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change |
|---|---|---|---|---|---|---|
| IWM | 2026-09-18 | 240 | call | 19,362 | 11 | -19,351 |
| IWM | 2026-09-18 | 260 | call | 17,386 | 21 | -17,365 |
| IWM | 2026-09-18 | 230 | call | 16,228 | 0 | -16,228 |
| IWM | 2026-09-18 | 270 | call | 14,781 | 808 | -13,973 |
| IWM | 2026-10-16 | 275 | put | 77,206 | 64,550 | -12,656 |
| IWM | 2026-09-18 | 265 | call | 11,816 | 17 | -11,799 |
| IWM | 2026-09-18 | 275 | call | 11,685 | 3 | -11,682 |
| IWM | 2026-09-18 | 255 | call | 12,278 | 752 | -11,526 |
| IWM | 2026-09-18 | 250 | call | 10,506 | 253 | -10,253 |
| IWM | 2026-09-18 | 235 | call | 8,571 | 4 | -8,567 |

## Single stocks

Increases:

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change |
|---|---|---|---|---|---|---|
| INTC | 2026-11-20 | 130 | call | 17,570 | 45,180 | +27,610 |
| AAPL | 2026-09-25 | 250 | put | 261 | 14,603 | +14,342 |
| SOFI | 2026-09-18 | 18 | call | 24,015 | 36,578 | +12,563 |
| GME | 2026-10-09 | 35 | call | 1,230 | 13,051 | +11,821 |
| SOFI | 2026-11-20 | 20 | call | 22,110 | 33,604 | +11,494 |
| SOFI | 2026-09-18 | 18.5 | call | 10,546 | 21,728 | +11,182 |
| CVX | 2026-11-20 | 240 | call | 586 | 10,603 | +10,017 |
| TSLA | 2027-06-17 | 290 | put | 3,834 | 13,371 | +9,537 |
| INTC | 2026-09-18 | 110 | call | 56,313 | 65,354 | +9,041 |
| U | 2026-10-16 | 40 | put | 312 | 8,367 | +8,055 |

Decreases:

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change |
|---|---|---|---|---|---|---|
| DVN | 2026-09-18 | 47.5 | call | 51,119 | 1,195 | -49,924 |
| INTC | 2026-09-18 | 115 | call | 35,787 | 25,771 | -10,016 |
| KO | 2026-09-18 | 85 | call | 9,787 | 486 | -9,301 |
| GOOGL | 2026-10-02 | 355 | call | 13,396 | 4,969 | -8,427 |
| KO | 2026-09-18 | 87.5 | call | 7,368 | 209 | -7,159 |
| INTC | 2027-03-19 | 100 | call | 24,123 | 17,223 | -6,900 |
| DVN | 2026-09-18 | 45 | call | 5,856 | 300 | -5,556 |
| KO | 2026-09-18 | 82.5 | call | 5,684 | 330 | -5,354 |
| INTC | 2026-09-25 | 95 | put | 10,549 | 5,459 | -5,090 |
| INTC | 2026-11-20 | 70 | call | 78,170 | 73,176 | -4,994 |

## Calls vs puts

| Type | Added | Removed | Net |
|---|---|---|---|
| Calls | +2,518,754 | -615,257 | +1,903,497 |
| Puts | +2,774,526 | -413,878 | +2,360,648 |

## 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 % |
|---|---|---|---|---|---|---|---|
| GME | 2026-10-09 | 35 | call | 1,230 | 13,051 | +11,821 | +961.1% |
| SPY | 2026-10-16 | 724 | put | 1,313 | 13,349 | +12,036 | +916.7% |
| IWM | 2026-10-16 | 273 | put | 1,923 | 17,295 | +15,372 | +799.4% |
| SPY | 2026-09-30 | 737 | put | 1,236 | 9,663 | +8,427 | +681.8% |
| XLE | 2026-09-25 | 62 | put | 1,906 | 14,081 | +12,175 | +638.8% |
| GOOGL | 2026-10-02 | 365 | call | 1,146 | 8,065 | +6,919 | +603.8% |
| SPX | 2026-09-15 | 7,725 | call | 1,258 | 7,849 | +6,591 | +523.9% |
| TLT | 2026-09-25 | 80 | put | 1,607 | 9,435 | +7,828 | +487.1% |
| SPY | 2026-09-15 | 762 | put | 1,506 | 8,736 | +7,230 | +480.1% |
| INTC | 2026-09-18 | 108 | call | 1,394 | 7,531 | +6,137 | +440.2% |
| QQQ | 2027-09-17 | 1,100 | call | 1,136 | 6,136 | +5,000 | +440.1% |
| QQQ | 2026-09-15 | 702 | put | 1,230 | 6,528 | +5,298 | +430.7% |
| SPY | 2026-09-15 | 759 | put | 1,106 | 5,789 | +4,683 | +423.4% |
| QQQ | 2026-09-16 | 725 | call | 1,117 | 5,590 | +4,473 | +400.4% |
| QQQ | 2026-09-15 | 695 | put | 1,082 | 5,181 | +4,099 | +378.8% |
| SPY | 2026-09-15 | 760 | call | 1,004 | 4,763 | +3,759 | +374.4% |
| SPY | 2026-09-15 | 768 | call | 1,328 | 6,194 | +4,866 | +366.4% |
| IWM | 2026-11-20 | 285 | call | 1,430 | 6,445 | +5,015 | +350.7% |
| META | 2026-09-18 | 715 | call | 1,366 | 6,097 | +4,731 | +346.3% |
| XLF | 2026-09-30 | 55 | put | 3,986 | 17,601 | +13,615 | +341.6% |

Decreases:

| Symbol | Expiry | Strike | Type | Prior OI | Current OI | Change | Change % |
|---|---|---|---|---|---|---|---|
| IWM | 2026-09-18 | 230 | call | 16,228 | 0 | -16,228 | -100% |
| IWM | 2026-09-18 | 275 | call | 11,685 | 3 | -11,682 | -100% |
| IWM | 2026-09-18 | 235 | call | 8,571 | 4 | -8,567 | -100% |
| IWM | 2026-09-18 | 210 | call | 3,453 | 1 | -3,452 | -100% |
| IWM | 2026-09-18 | 205 | call | 3,070 | 0 | -3,070 | -100% |
| IWM | 2026-09-30 | 247 | call | 1,202 | 0 | -1,202 | -100% |
| IWM | 2026-09-18 | 240 | call | 19,362 | 11 | -19,351 | -99.9% |
| IWM | 2026-09-18 | 260 | call | 17,386 | 21 | -17,365 | -99.9% |
| IWM | 2026-09-18 | 265 | call | 11,816 | 17 | -11,799 | -99.9% |
| IWM | 2026-09-18 | 200 | call | 3,014 | 9 | -3,005 | -99.7% |
| DVN | 2026-09-18 | 37.5 | call | 1,253 | 7 | -1,246 | -99.4% |
| KO | 2026-10-16 | 77.5 | call | 1,775 | 19 | -1,756 | -98.9% |
| DVN | 2026-09-18 | 32.5 | call | 1,379 | 16 | -1,363 | -98.8% |
| DVN | 2026-09-18 | 42.5 | call | 3,496 | 58 | -3,438 | -98.3% |
| KO | 2026-09-18 | 72.5 | call | 1,112 | 21 | -1,091 | -98.1% |
| DVN | 2026-09-18 | 47.5 | call | 51,119 | 1,195 | -49,924 | -97.7% |
| IWM | 2026-09-18 | 250 | call | 10,506 | 253 | -10,253 | -97.6% |
| KO | 2026-09-18 | 87.5 | call | 7,368 | 209 | -7,159 | -97.2% |
| CAT | 2026-09-18 | 900 | put | 1,743 | 74 | -1,669 | -95.8% |
| KO | 2026-09-18 | 85 | call | 9,787 | 486 | -9,301 | -95% |

## Top strikes, summed across expirations

| Symbol | Strike | Type | Change | Expirations summed |
|---|---|---|---|---|
| TLT | 90 | call | +66,869 | 20 |
| SPX | 8,000 | put | +64,229 | 21 |
| SPX | 8,000 | call | +60,599 | 49 |
| DVN | 47.5 | call | -49,761 | 9 |
| SPX | 7,000 | put | +40,102 | 45 |
| TLT | 85 | call | +39,719 | 26 |
| SPX | 7,000 | call | +39,449 | 19 |
| SPY | 721 | put | +36,334 | 17 |
| SPY | 731 | put | +35,359 | 15 |
| TLT | 83 | call | +34,657 | 25 |
| TLT | 79 | put | +31,140 | 23 |
| SPY | 727 | put | +30,330 | 15 |
| TLT | 82 | call | +29,502 | 26 |
| XLF | 57 | call | +28,044 | 18 |
| SPY | 726 | put | +27,136 | 15 |
| INTC | 130 | call | +27,122 | 20 |
| SPY | 720 | put | +25,464 | 26 |
| TLT | 80 | put | +25,243 | 26 |
| IWM | 274 | put | +24,180 | 13 |
| SPY | 745 | put | +22,181 | 25 |

## Symbols by net change

Largest net increases:

| Symbol | Net change | Calls | Puts |
|---|---|---|---|
| SPX | +762,247 | +284,886 | +477,361 |
| SPY | +724,041 | +255,900 | +468,141 |
| QQQ | +608,194 | +212,624 | +395,570 |
| TLT | +390,255 | +295,743 | +94,512 |
| TSLA | +181,851 | +103,825 | +78,026 |
| AAPL | +149,612 | +50,300 | +99,312 |
| INTC | +140,277 | +82,560 | +57,717 |
| SOFI | +111,890 | +85,034 | +26,856 |
| XLE | +105,521 | +32,324 | +73,197 |
| GLD | +100,204 | +67,066 | +33,138 |

Largest net decreases:

| Symbol | Net change | Calls | Puts |
|---|---|---|---|
| DVN | -69,064 | -68,245 | -819 |
| KO | -28,834 | -33,463 | +4,629 |
| CROX | -856 | +89 | -945 |
| SPCE | -37 | -217 | +180 |
| XLRE | -37 | -34 | -3 |
| MQ | -6 | +2 | -8 |

## Archive

- https://squawkflow.com/oi-changes/2026-10-08.md (2026-10-08 vs 2026-10-07, 158 symbols)
- https://squawkflow.com/oi-changes/2026-10-07.md (2026-10-07 vs 2026-10-06, 135 symbols)
- https://squawkflow.com/oi-changes/2026-10-06.md (2026-10-06 vs 2026-10-05, 136 symbols)
- https://squawkflow.com/oi-changes/2026-10-05.md (2026-10-05 vs 2026-10-02, 155 symbols)
- https://squawkflow.com/oi-changes/2026-10-02.md (2026-10-02 vs 2026-10-01, 148 symbols)
- https://squawkflow.com/oi-changes/2026-10-01.md (2026-10-01 vs 2026-09-30, 156 symbols)
- https://squawkflow.com/oi-changes/2026-09-30.md (2026-09-30 vs 2026-09-29, 148 symbols)
- https://squawkflow.com/oi-changes/2026-09-29.md (2026-09-29 vs 2026-09-28, 150 symbols)
- https://squawkflow.com/oi-changes/2026-09-28.md (2026-09-28 vs 2026-09-25, 150 symbols)
- https://squawkflow.com/oi-changes/2026-09-25.md (2026-09-25 vs 2026-09-24, 135 symbols)

SPX open interest change by strike: https://squawkflow.com/oi-change.md

Canonical: https://squawkflow.com/oi-changes/2026-09-14