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FORM · Formfactor Inc · Off Exchange

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Market Cap
$8.98B
Shares
78.12M

Weekly off-exchange (dark pool / OTC) trading volume reported to FINRA under its OTC/ATS Transparency data. ATS volume is executed on alternating trading systems (dark pools); non-ATS OTC is other over-the-counter dealer volume. The off-exchange share is total off-exchange volume as a percentage of consolidated weekly trading volume for the same Monday–Friday week.

Off-Exchange Volume History

Week Start ATS Volume Non-ATS OTC Volume Total Off-Exchange % of FINRA Weekly Volume
2026-08-03 2,065,296 1,053,705 3,119,001 45.2%
2026-07-27 3,092,003 1,241,600 4,333,603 43.0%
2026-07-20 1,267,943 1,124,686 2,392,629 48.7%
2026-07-13 1,810,767 1,029,149 2,839,916 45.5%
2026-07-06 2,787,521 1,450,685 4,238,206 43.3%
2026-06-29 2,070,066 1,299,276 3,369,342 44.3%
2026-06-22 2,407,575 4,209,445 6,617,020 40.0%
2026-06-15 1,529,962 929,886 2,459,848 41.7%
2026-06-08 2,091,297 1,366,094 3,457,391 45.6%
2026-06-01 2,508,443 1,174,079 3,682,522 45.1%
2026-05-25 2,140,773 1,016,891 3,157,664 50.5%
2026-05-18 1,973,052 1,630,491 3,603,543 45.6%
2026-05-11 3,972,420 2,930,613 6,903,033 44.2%
2026-05-04 2,320,890 2,046,652 4,367,542 45.4%
2026-04-27 4,096,484 2,354,947 6,451,431 44.6%
2026-04-20 2,308,978 1,713,556 4,022,534 50.7%
2026-04-13 3,039,112 1,742,593 4,781,705 42.4%
2026-04-06 1,636,055 1,066,590 2,702,645 41.0%
2026-03-30 1,293,819 637,725 1,931,544 42.8%
2026-03-23 2,766,204 1,228,014 3,994,218 45.9%
2026-03-16 1,709,531 1,015,299 2,724,830 36.3%
2026-03-09 1,208,564 651,978 1,860,542 42.5%
2026-03-02 2,331,301 908,833 3,240,134 43.1%
2026-02-23 1,955,111 1,711,255 3,666,366 44.4%
2026-02-16 921,245 650,467 1,571,712 43.4%
2026-02-09 2,061,159 1,462,466 3,523,625 48.3%
2026-02-02 3,468,168 1,594,100 5,062,268 45.6%
2026-01-26 2,022,873 1,448,650 3,471,523 45.7%
2026-01-19 2,120,477 1,954,051 4,074,528 48.3%
2026-01-12 2,811,757 1,528,477 4,340,234 50.1%
2026-01-05 1,133,558 1,396,684 2,530,242 48.6%
2025-12-29 506,453 487,098 993,551 46.7%
2025-12-22 389,453 595,448 984,901 52.4%
2025-12-15 1,942,835 2,407,021 4,349,856 48.7%
2025-12-08 740,056 457,742 1,197,798 40.2%
2025-12-01 933,134 484,982 1,418,116 45.3%
2025-11-24 489,873 359,453 849,326 37.3%
2025-11-17 996,461 572,087 1,568,548 37.4%
2025-11-10 870,142 626,782 1,496,924 40.3%
2025-11-03 1,733,166 1,360,284 3,093,450 44.1%
2025-10-27 4,096,770 2,229,333 6,326,103 45.9%
2025-10-20 1,215,748 772,016 1,987,764 46.4%
2025-10-13 1,482,440 601,610 2,084,050 43.2%
2025-10-06 2,065,875 621,121 2,686,996 42.7%
2025-09-29 1,351,862 801,947 2,153,809 42.4%
2025-09-22 1,311,847 904,907 2,216,754 40.9%
2025-09-15 1,161,584 737,212 1,898,796 32.0%
Showing 1–47 of 47 weeks
Key facts CIK 1039399 CUSIP 346375108 13F (30d) 137 filings 136 filers Visit website Investor relations