GI
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GAMMA Investing’s Collegium Pharmaceutical COLL Stock Holding History

GAMMA Investing’s Portfolio COLL Stock Details COLL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$14.9K Sell
684
-2,202
-76% -$64.3K ﹤0.01% 3117
2026
Q2 		$104K Sell
2,886
-160
-5% -$5.47K ﹤0.01% 1779
2026
Q1 		$101K Sell
3,046
-216
-7% -$9.14K ﹤0.01% 1672
2025
Q4 		$151K Buy
3,262
+285
+10% +$11.9K 0.01% 1248
2025
Q3 		$104K Buy
2,977
+220
+8% +$7.65K 0.01% 1483
2025
Q2 		$81.5K Buy
2,757
+2,169
+369% +$61.9K 0.01% 1589
2025
Q1 		$17.6K Buy
588
+394
+203% +$12K ﹤0.01% 2469
2024
Q4 		$5.56K Sell
194
-1,234
-86% -$40.8K ﹤0.01% 2870
2024
Q3 		$55.2K Buy
1,428
+792
+125% +$28.2K 0.01% 1418
2024
Q2 		$20.5K Buy
636
+263
+71% +$9.12K ﹤0.01% 1835
2024
Q1 		$14.5K Buy
373
+163
+78% +$5.7K ﹤0.01% 1853
2023
Q4 		$6.92K Buy
+210
New +$5.26K ﹤0.01% 2085

Other funds holding COLL

AIM
Artemis Investment Management Edinburgh, United Kingdom $11.5B AUM 61.77% 1-Year Est. Return
EB
Eastern Bank Boston, Massachusetts $6.58B AUM 23.57% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $14.2B AUM 18.33% 1-Year Est. Return
VCM
Versant Capital Management Phoenix, Arizona $1.17B AUM 28.44% 1-Year Est. Return
MPWT
MassMutual Private Wealth & Trust Windsor, Connecticut $3.79B AUM 19.33% 1-Year Est. Return
GWM
Gilpin Wealth Management Denver, Colorado $148M AUM 25.13% 1-Year Est. Return

GAMMA Investing's COLL Position: Q3 2026 in Review

GAMMA Investing reduced its Collegium Pharmaceutical (COLL) stake by 76% in Q3 2026, selling an estimated $64.3K and leaving 684 shares worth $14.9K. The position accounts for ﹤0.01% of the portfolio, ranked #3117.

GAMMA Investing first reported a position in COLL in Q4 2023 and has held it in 12 quarters since. The position peaked at $151K in Q4 2025. 7 funds tracked by Wall St. Rank hold COLL as of Q3 2026.

  • GAMMA Investing held 684 shares of Collegium Pharmaceutical worth $14.9K as of Q3 2026.
  • GAMMA Investing sold 2,202 Collegium Pharmaceutical shares in Q3 2026, an estimated $64.3K.
  • Collegium Pharmaceutical made up ﹤0.01% of GAMMA Investing's portfolio in Q3 2026, its #3117 holding.
  • GAMMA Investing first reported a position in Collegium Pharmaceutical in Q4 2023 and has held it in 12 quarters since.
  • GAMMA Investing's Collegium Pharmaceutical position peaked at $151K in Q4 2025.
  • 7 funds tracked by Wall St. Rank held Collegium Pharmaceutical as of Q3 2026.

Based on GAMMA Investing's 13F filing for Q3 2026, filed 8 Oct 2026.