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Atom Investors’s Collegium Pharmaceutical COLL Stock Holding History

Atom Investors’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
Q1 		– Sell
-6,124
Closed -$284K – 686
2025
Q4 		$284K Buy
6,124
+294
+5% +$12.3K 0.02% 449
2025
Q3 		$204K Buy
+5,830
New +$203K 0.02% 509

Other funds holding COLL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London $209B AUM 37.72% 1-Year Est. Return
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
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
EAM
Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 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
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

Atom Investors's COLL Position: Q1 2026 in Review

Atom Investors sold out of Collegium Pharmaceutical (COLL) in Q1 2026, closing a stake of 6,124 shares — an estimated $284K sold.

Atom Investors first reported a position in COLL in Q3 2025 and held it in 2 quarters. The position peaked at $284K in Q4 2025. 267 funds tracked by Wall St. Rank hold COLL as of Q1 2026.

  • Atom Investors reported no remaining Collegium Pharmaceutical position as of Q1 2026 after selling out during the quarter.
  • Atom Investors sold 6,124 Collegium Pharmaceutical shares in Q1 2026, an estimated $284K.
  • Atom Investors first reported a position in Collegium Pharmaceutical in Q3 2025 and held it in 2 quarters.
  • Atom Investors's Collegium Pharmaceutical position peaked at $284K in Q4 2025.
  • 267 funds tracked by Wall St. Rank held Collegium Pharmaceutical as of Q1 2026.

Based on Atom Investors's 13F filing for Q1 2026, filed 15 May 2026.