ACTG
Acacia Research Corporation
stockNASDAQ
Market OpenOct 5, 2026 2:40:06 PM EDT
4.32USD-0.576%(-0.02)42,812
4.3100Bid4.3200Ask0.0100SpreadAs of 2026-09-15, there were 2,047,000 shares short with a short interest of 2.16%.
ACTG Short Interest - Official
Short Interest
ACTG Short Position Change - Official
Short Position Change
ACTG Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 2.16 | 2,047,000 | 11.79 | +19,346 | +0.95 | 97,586,805 | 94,929,023 |
| 2026-08-31 | 2.14 | 2,027,654 | 11.59 | +78,635 | +4.03 | 97,586,805 | 94,929,023 |
| 2026-08-14 | 2.05 | 1,949,019 | 5.68 | -57,532 | -2.87 | 97,586,805 | 94,929,023 |
| 2026-07-31 | 2.11 | 2,006,551 | 9.79 | +332,543 | +19.87 | 96,589,132 | 94,929,023 |
| 2026-07-15 | 1.76 | 1,674,008 | 6.43 | -168,278 | -9.13 | 96,589,132 | 94,929,023 |
| 2026-06-30 | 1.94 | 1,842,286 | 6.00 | -42,676 | -2.26 | 96,589,132 | 94,935,398 |
| 2026-06-15 | 1.98 | 1,884,962 | 8.06 | +283,860 | +17.73 | 96,589,132 | 94,991,612 |
| 2026-05-29 | 1.68 | 1,601,102 | 8.18 | +125,501 | +8.51 | 96,589,132 | 95,318,084 |
| 2026-05-15 | 1.55 | 1,475,601 | 5.54 | +107,713 | +7.87 | 96,589,132 | 95,341,265 |
| 2026-04-30 | 1.44 | 1,367,888 | 6.32 | +144,856 | +11.84 | 96,475,469 | 95,223,488 |
| 2026-04-15 | 1.28 | 1,223,032 | 5.08 | -202,553 | -14.21 | 96,475,469 | 95,223,488 |
| 2026-03-31 | 1.50 | 1,425,585 | 3.60 | +42 | +0.00 | 96,475,469 | 95,223,488 |
| 2026-03-13 | 1.50 | 1,425,543 | 2.37 | -424,246 | -22.93 | 96,460,378 | 95,223,488 |
| 2026-02-27 | 1.94 | 1,849,789 | 10.49 | +284,909 | +18.21 | 96,460,378 | 95,223,488 |
| 2026-02-13 | 1.64 | 1,564,880 | 6.13 | -133,140 | -7.84 | 96,460,378 | 95,223,488 |
| 2026-01-30 | 1.78 | 1,698,020 | 10.19 | +15,055 | +0.89 | 96,460,378 | 95,223,488 |
| 2026-01-15 | 1.77 | 1,682,965 | 9.26 | +265,136 | +18.70 | 96,460,378 | 95,223,488 |
| 2025-12-31 | 1.49 | 1,417,829 | 8.64 | -105,730 | -6.94 | 96,460,378 | 95,223,488 |
| 2025-12-15 | 1.60 | 1,523,559 | 6.17 | -6,098 | -0.40 | 96,460,378 | 95,223,488 |
| 2025-11-28 | 1.61 | 1,529,657 | 9.30 | +42,173 | +2.84 | 96,460,378 | 95,223,198 |
| 2025-11-14 | 1.56 | 1,487,484 | 5.23 | -154,291 | -9.40 | 96,460,378 | 95,234,967 |
| 2025-10-31 | 1.72 | 1,641,775 | 9.20 | -146,853 | -8.21 | 96,444,993 | 95,219,762 |
| 2025-10-15 | 1.88 | 1,788,628 | 14.73 | +239,842 | +15.49 | 96,444,993 | 95,219,762 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.