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Picton Mahoney Asset Management’s Omeros OMER Stock Holding History

Picton Mahoney Asset Management’s Portfolio OMER Stock Details OMER Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-434
Closed -$4K – 1116
2025
Q1 		$4K Sell
434
-4,606
-91% -$40.7K ﹤0.01% 656
2024
Q4 		$50K Buy
5,040
+4,404
+692% +$30.2K ﹤0.01% 396
2024
Q3 		$2K Buy
636
+81
+15% +$346 ﹤0.01% 575
2024
Q2 		$2K Buy
+555
New +$1.98K ﹤0.01% 565

Other funds holding OMER

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
ISL
Ingalls & Snyder LLC New York $2.83B AUM 21.61% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Stifel Financial
Stifel Financial St. Louis, Missouri $109B AUM 21.36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Picton Mahoney Asset Management's OMER Position: Q2 2025 in Review

Picton Mahoney Asset Management sold out of Omeros (OMER) in Q2 2025, closing a stake of 434 shares — an estimated $4K sold.

Picton Mahoney Asset Management first reported a position in OMER in Q2 2024 and held it in 4 quarters. The position peaked at $50K in Q4 2024. 127 funds tracked by Wall St. Rank hold OMER as of Q2 2025.

  • Picton Mahoney Asset Management reported no remaining Omeros position as of Q2 2025 after selling out during the quarter.
  • Picton Mahoney Asset Management sold 434 Omeros shares in Q2 2025, an estimated $4K.
  • Picton Mahoney Asset Management first reported a position in Omeros in Q2 2024 and held it in 4 quarters.
  • Picton Mahoney Asset Management's Omeros position peaked at $50K in Q4 2024.
  • 127 funds tracked by Wall St. Rank held Omeros as of Q2 2025.

Based on Picton Mahoney Asset Management's 13F filing for Q2 2025, filed 12 Aug 2025.