COLL · Collegium Pharmaceutical, Inc · Off Exchange
$21.87
-0.15 (-0.68%)
At close · Oct 5
Return incl. dividend (before tax)
Market Cap
$721.76M
Shares
32.56M
Volume · Oct 5
975.38K
Avg daily vol (3M)
739.08K
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 |
|---|---|---|---|---|
| 2026-08-31 | 1,124,127 | 811,951 | 1,936,078 | 38.3% |
| 2026-08-24 | 1,092,762 | 446,147 | 1,538,909 | 42.9% |
| 2026-08-17 | 1,316,787 | 365,091 | 1,681,878 | 44.9% |
| 2026-08-10 | 1,950,947 | 874,304 | 2,825,251 | 50.4% |
| 2026-08-03 | 1,408,077 | 393,284 | 1,801,361 | 41.6% |
| 2026-07-27 | 377,762 | 190,683 | 568,445 | 39.9% |
| 2026-07-20 | 348,416 | 160,128 | 508,544 | 35.7% |
| 2026-07-13 | 678,107 | 428,165 | 1,106,272 | 49.9% |
| 2026-07-06 | 752,166 | 238,274 | 990,440 | 42.8% |
| 2026-06-29 | 518,177 | 207,424 | 725,601 | 41.3% |
| 2026-06-22 | 684,768 | 366,637 | 1,051,405 | 35.1% |
| 2026-06-15 | 312,892 | 217,699 | 530,591 | 32.4% |
| 2026-06-08 | 491,270 | 193,772 | 685,042 | 38.2% |
| 2026-06-01 | 610,109 | 235,788 | 845,897 | 36.2% |
| 2026-05-25 | 349,873 | 300,165 | 650,038 | 44.6% |
| 2026-05-18 | 340,966 | 177,683 | 518,649 | 36.1% |
| 2026-05-11 | 626,315 | 302,085 | 928,400 | 41.4% |
| 2026-05-04 | 912,542 | 432,561 | 1,345,103 | 40.1% |
| 2026-04-27 | 599,579 | 173,523 | 773,102 | 37.5% |
| 2026-04-20 | 492,707 | 191,820 | 684,527 | 42.4% |
| 2026-04-13 | 1,039,628 | 471,153 | 1,510,781 | 45.7% |
| 2026-04-06 | 650,401 | 529,755 | 1,180,156 | 45.7% |
| 2026-03-30 | 526,613 | 625,043 | 1,151,656 | 48.2% |
| 2026-03-23 | 864,151 | 554,770 | 1,418,921 | 49.7% |
| 2026-03-16 | 1,004,113 | 624,886 | 1,628,999 | 37.4% |
| 2026-03-09 | 592,483 | 311,762 | 904,245 | 41.9% |
| 2026-03-02 | 943,880 | 604,472 | 1,548,352 | 42.0% |
| 2026-02-23 | 760,959 | 175,589 | 936,548 | 40.0% |
| 2026-02-16 | 235,640 | 390,452 | 626,092 | 57.9% |
| 2026-02-09 | 379,007 | 267,981 | 646,988 | 45.0% |
| 2026-02-02 | 406,696 | 211,180 | 617,876 | 38.1% |
| 2026-01-26 | 393,833 | 868,553 | 1,262,386 | 55.6% |
| 2026-01-19 | 368,794 | 1,407,592 | 1,776,386 | 68.7% |
| 2026-01-12 | 499,212 | 577,327 | 1,076,539 | 53.4% |
| 2026-01-05 | 904,075 | 546,356 | 1,450,431 | 45.8% |
| 2025-12-29 | 381,128 | 194,555 | 575,683 | 38.1% |
| 2025-12-22 | 306,301 | 551,388 | 857,689 | 58.6% |
| 2025-12-15 | 706,435 | 967,597 | 1,674,032 | 55.7% |
| 2025-12-08 | 611,274 | 835,601 | 1,446,875 | 52.7% |
| 2025-12-01 | 596,809 | 758,122 | 1,354,931 | 52.3% |
| 2025-11-24 | 401,523 | 1,645,670 | 2,047,193 | 71.8% |
| 2025-11-17 | 482,947 | 229,881 | 712,828 | 39.1% |
| 2025-11-10 | 1,278,835 | 780,102 | 2,058,937 | 55.9% |
| 2025-11-03 | 895,045 | 829,810 | 1,724,855 | 44.6% |
| 2025-10-27 | 385,004 | 131,312 | 516,316 | 36.7% |
| 2025-10-20 | 387,884 | 139,870 | 527,754 | 36.4% |
| 2025-10-13 | 525,076 | 155,731 | 680,807 | 33.9% |
| 2025-10-06 | 326,255 | 243,346 | 569,601 | 34.6% |
Showing 1–48 of 48 weeks