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QSI

Quantum-Si Inc
$0.82 +0.00 (+0.42%) At close · Jul 17
Market Cap
$179.09M
Shares
217,760,163

Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.

Short Volume

Date Short Volume Short Exempt Total Volume Short %
2026-07-17 852,393 0 1,628,533 52.3%
2026-07-16 1,594,477 5,207 2,300,890 69.3%
2026-07-15 646,717 1,000 1,277,360 50.6%
2026-07-14 363,656 0 713,895 50.9%
2026-07-13 1,242,050 960 2,231,554 55.7%
2026-07-10 1,250,044 2,936 1,988,396 62.9%
2026-07-09 704,745 4,996 1,687,317 41.8%
2026-07-08 1,408,459 200 2,134,494 66.0%
2026-07-07 1,312,843 6,200 2,283,227 57.5%
2026-07-06 678,705 14 1,606,578 42.2%
2026-07-02 1,985,649 16,469 4,261,498 46.6%
2026-07-01 1,586,484 38,826 3,372,943 47.0%
2026-06-30 712,431 1,200 1,834,654 38.8%
2026-06-29 1,323,111 2,277 2,751,377 48.1%
2026-06-26 1,285,849 0 2,188,886 58.7%
2026-06-25 1,358,542 4,700 5,658,748 24.0%
2026-06-24 1,147,019 420 2,857,928 40.1%
2026-06-23 1,764,981 3,220 3,177,958 55.5%
2026-06-22 1,662,647 0 3,581,015 46.4%
2026-06-18 1,956,867 1,568 3,906,423 50.1%
2026-06-17 879,467 3,987 1,873,439 46.9%
2026-06-16 1,322,974 3,304 2,590,883 51.1%
2026-06-15 3,523,904 18,313 7,338,376 48.0%
2026-06-12 845,147 30,722 2,292,226 36.9%
2026-06-11 965,729 1,006 2,291,636 42.1%
2026-06-10 981,502 81,492 2,167,996 45.3%
2026-06-09 2,475,494 159,485 5,170,874 47.9%
2026-06-08 1,064,832 34,093 2,481,417 42.9%
2026-06-05 2,660,034 338,820 6,226,295 42.7%
2026-06-04 3,049,748 3,754 6,883,029 44.3%
2026-06-03 1,974,055 4 5,837,779 33.8%
2026-06-02 1,607,813 145 4,711,146 34.1%
2026-06-01 1,036,301 0 4,988,775 20.8%
2026-05-29 1,390,858 8,434 4,702,370 29.6%
2026-05-28 1,241,864 1,250 4,441,877 28.0%
2026-05-27 2,115,745 2,460 5,665,476 37.3%
2026-05-26 2,020,313 11,182 5,206,732 38.8%
2026-05-22 2,114,337 3,211 6,020,038 35.1%
2026-05-21 4,120,921 300 7,804,828 52.8%
2026-05-20 1,717,358 1,000 3,306,989 51.9%
2026-05-19 1,299,182 100 2,181,578 59.6%
2026-05-18 1,967,851 20,005 3,137,485 62.7%
2026-05-15 1,800,380 1,839 2,526,949 71.2%
2026-05-14 1,690,860 43,898 3,182,129 53.1%
2026-05-13 1,627,063 762 3,287,138 49.5%
2026-05-12 4,100,471 14,570 7,022,113 58.4%
2026-05-11 2,092,575 232,728 3,847,487 54.4%
2026-05-08 7,303,255 640,228 9,620,737 75.9%
2026-05-07 3,024,901 49,007 4,879,936 62.0%
2026-05-06 3,789,733 10,361 6,182,128 61.3%
Showing 1–50 of 62 days
Key facts CIK 1816431 CUSIP 74765K105 13F (30d) 12 filings 12 filers Visit website Investor relations