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
2025
Q4 		– Sell
-900
Closed -$31K – 8749
2025
Q3 		$31K Buy
900
+500
+125% +$17.4K ﹤0.01% 6934
2025
Q2 		$11K Hold
400
– – ﹤0.01% 7227
2025
Q1 		$11K Buy
400
+200
+100% +$6.11K ﹤0.01% 7017
2024
Q4 		$5K Sell
200
-500
-71% -$16.5K ﹤0.01% 7588
2024
Q3 		$27K Buy
+700
New +$25K ﹤0.01% 6428
2024
Q2 		– Sell
-100
Closed -$3K – 8915
2024
Q1 		$3K Sell
100
-10,100
-99% -$353K ﹤0.01% 8234
2023
Q4 		$313K Buy
10,200
+100
+1% +$2.5K ﹤0.01% 4182
2023
Q3 		$225K Hold
10,100
– – ﹤0.01% 4215
2023
Q2 		$217K Sell
10,100
-18,600
-65% -$422K ﹤0.01% 4205
2023
Q1 		$688K Buy
+28,700
New +$761K ﹤0.01% 2944
2022
Q1 		– Sell
-100
Closed -$1K – 10509
2021
Q4 		$1K Sell
100
-400
-80% -$7.8K ﹤0.01% 10159
2021
Q3 		$11K Hold
500
– – ﹤0.01% 8860
2021
Q2 		$11K Buy
500
+451
+920% +$10.4K ﹤0.01% 9023
2021
Q1 		$116K Buy
49
+46
+1,533% +$1.09K ﹤0.01% 5538
2020
Q4 		$6K Buy
+3
New +$59 ﹤0.01% 7640
2020
Q3 		– Sell
-3
Closed -$5K – 7859
2020
Q2 		$5K Sell
3
-46
-94% -$901 ﹤0.01% 6957
2020
Q1 		$80K Buy
+49
New +$1.01K ﹤0.01% 4600
2019
Q3 		– Sell
-239
Closed -$314K – 7313
2019
Q2 		$314K Buy
+239
New +$3.2K ﹤0.01% 3025

Other funds holding COLL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
EAM
Eventide Asset Management Boston, Massachusetts $6.05B AUM 76.64% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

Simplex Trading's COLL Position: Q1 2026 in Review

Simplex Trading opened a new position in Collegium Pharmaceutical (COLL) in Q1 2026: 259 shares worth $8.56K. The stake represents ﹤0.01% of the portfolio and ranks #7483 among its holdings. This is a return to the name: Simplex Trading previously reported a position in COLL as recently as Q3 2025.

Simplex Trading first reported a position in COLL in Q2 2017 and has held it in 22 quarters since. The position peaked at $419K in Q1 2023. 266 funds tracked by Wall St. Rank hold COLL as of Q1 2026.

  • Simplex Trading held 259 shares of Collegium Pharmaceutical worth $8.56K as of Q1 2026.
  • Collegium Pharmaceutical was a new Simplex Trading position in Q1 2026.
  • Collegium Pharmaceutical made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #7483 holding.
  • Simplex Trading first reported a position in Collegium Pharmaceutical in Q2 2017 and has held it in 22 quarters since.
  • Simplex Trading's Collegium Pharmaceutical position peaked at $419K in Q1 2023.
  • 266 funds tracked by Wall St. Rank held Collegium Pharmaceutical as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.