Simplex Trading
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Simplex Trading’s Collegium Pharmaceutical COLL Stock Holding History

Simplex Trading’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
Q2 		$142K Buy
3,916
+3,657
+1,412% +$125K ﹤0.01% 5141
2026
Q1 		$8.56K Buy
+259
New +$11K ﹤0.01% 7483
2025
Q4 		– Sell
-2,064
Closed -$72K – 8748
2025
Q3 		$72K Buy
2,064
+349
+20% +$12.1K ﹤0.01% 6091
2025
Q2 		$50K Buy
1,715
+56
+3% +$1.6K ﹤0.01% 5911
2025
Q1 		$49K Buy
1,659
+894
+117% +$27.3K ﹤0.01% 5783
2024
Q4 		$21K Buy
+765
New +$25.3K ﹤0.01% 6637
2024
Q1 		– Sell
-643
Closed -$22.5K – 8959
2023
Q4 		$19K Sell
643
-3,708
-85% -$92.9K ﹤0.01% 6959
2023
Q3 		$97K Sell
4,351
-388
-8% -$8.85K ﹤0.01% 5108
2023
Q2 		$101K Sell
4,739
-12,744
-73% -$289K ﹤0.01% 5067
2023
Q1 		$419K Buy
+17,483
New +$464K ﹤0.01% 3448
2021
Q4 		– Sell
-248
Closed -$4.83K – 10569
2021
Q3 		$5K Hold
248
– – ﹤0.01% 9260
2021
Q2 		$5K Sell
248
-1,511
-86% -$34.9K ﹤0.01% 9443
2021
Q1 		$41K Buy
+1,759
New +$41.8K ﹤0.01% 6829
2020
Q3 		– Sell
-412
Closed -$7K – 7858
2020
Q2 		$7K Buy
+412
New +$8.07K ﹤0.01% 6808
2020
Q1 		– Sell
-1,793
Closed -$37K – 7669
2019
Q4 		$36K Buy
1,793
+1,094
+157% +$18.2K ﹤0.01% 5486
2019
Q3 		$8K Sell
699
-1,654
-70% -$18.9K ﹤0.01% 6359
2019
Q2 		$30K Buy
2,353
+2,118
+901% +$28.3K ﹤0.01% 5264
2019
Q1 		$3K Buy
+235
New +$3.76K ﹤0.01% 6642
2018
Q3 		– Sell
-592
Closed -$10.5K – 7468
2018
Q2 		$14K Sell
592
-805
-58% -$19.8K ﹤0.01% 6118
2018
Q1 		$35K Sell
1,397
-2,215
-61% -$52.8K ﹤0.01% 2783
2017
Q4 		$66K Buy
3,612
+3,355
+1,305% +$48.1K ﹤0.01% 2165
2017
Q3 		$2K Buy
257
+218
+559% +$2.4K ﹤0.01% 5025
2017
Q2 		$0 Buy
+39
New +$385 ﹤0.01% 6176

Other funds holding COLL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
EAM
Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

Simplex Trading's COLL Position: Q2 2026 in Review

Simplex Trading increased its Collegium Pharmaceutical (COLL) stake by 1,412% in Q2 2026, buying an estimated $125K and bringing the position to 3,916 shares worth $142K. The position accounts for ﹤0.01% of the portfolio, ranked #5141.

Simplex Trading first reported a position in COLL in Q2 2017 and has held it in 23 quarters since. The position peaked at $419K in Q1 2023. 279 funds tracked by Wall St. Rank hold COLL as of Q2 2026.

  • Simplex Trading held 3,916 shares of Collegium Pharmaceutical worth $142K as of Q2 2026.
  • Simplex Trading bought 3,657 Collegium Pharmaceutical shares in Q2 2026, an estimated $125K.
  • Collegium Pharmaceutical made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5141 holding.
  • Simplex Trading first reported a position in Collegium Pharmaceutical in Q2 2017 and has held it in 23 quarters since.
  • Simplex Trading's Collegium Pharmaceutical position peaked at $419K in Q1 2023.
  • 279 funds tracked by Wall St. Rank held Collegium Pharmaceutical as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.