COLL

Collegium Pharmaceutical, Inc

Company with tickers: COLL

Market Cap

$1.15B

Shares Outstanding

32,433,779

CIK

1267565

CUSIP

19459J104

13F Activity (30d)

4 filings 3 filers

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.

1M 3M 6M 1Y 5Y All

Off-Exchange Volume History

Week Start	ATS Volume	Non-ATS OTC Volume	Total Off-Exchange	% of FINRA Weekly Volume
2026-05-04	912,542	432,561	1,345,103	43.6%
2026-04-27	599,579	173,523	773,102	45.5%
2026-04-20	492,707	191,820	684,527	49.8%
2026-04-13	1,039,628	471,153	1,510,781	56.8%
2026-04-06	650,401	529,755	1,180,156	53.2%
2026-03-30	526,613	625,043	1,151,656	63.6%
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%
2025-09-29	325,404	182,950	508,354	36.7%
2025-09-22	429,905	225,807	655,712	36.9%
2025-09-15	555,487	236,677	792,164	31.4%
2025-09-08	868,893	263,265	1,132,158	43.5%
2025-09-01	420,062	289,217	709,279	37.7%
2025-08-25	433,360	513,290	946,650	48.2%
2025-08-18	443,483	195,445	638,928	33.8%
2025-08-11	596,852	281,730	878,582	36.8%
2025-08-04	810,171	244,218	1,054,389	39.5%
2025-07-28	326,034	245,908	571,942	36.4%
2025-07-21	289,915	106,084	395,999	35.3%
2025-07-14	317,584	225,700	543,284	38.4%
2025-07-07	438,938	224,416	663,354	39.1%
2025-06-30	259,508	90,307	349,815	35.2%

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