Vanguard Portfolio Management
OMER icon

Vanguard Portfolio Management’s Omeros OMER Stock Holding History

Vanguard Portfolio 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
2026
Q2 		$9.16M Buy
962,828
+244,153
+34% +$2.91M ﹤0.01% 2227
2026
Q1 		$7.59M Buy
+718,675
New +$8.47M ﹤0.01% 2195

Other funds holding OMER

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
ISL
Ingalls & Snyder LLC New York $3.66B AUM 57.76% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Stifel Financial
Stifel Financial St. Louis, Missouri $120B AUM 27.84% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return

Vanguard Portfolio Management's OMER Position: Q2 2026 in Review

Vanguard Portfolio Management increased its Omeros (OMER) stake by 34% in Q2 2026, buying an estimated $2.91M and bringing the position to 962,828 shares worth $9.16M. The position accounts for ﹤0.01% of the portfolio, ranked #2227.

Vanguard Portfolio Management first reported a position in OMER in Q1 2026 and has held it in 2 quarters since. 160 funds tracked by Wall St. Rank hold OMER as of Q2 2026.

  • Vanguard Portfolio Management held 962,828 shares of Omeros worth $9.16M as of Q2 2026.
  • Vanguard Portfolio Management bought 244,153 Omeros shares in Q2 2026, an estimated $2.91M.
  • Omeros made up ﹤0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #2227 holding.
  • Vanguard Portfolio Management first reported a position in Omeros in Q1 2026 and has held it in 2 quarters since.
  • 160 funds tracked by Wall St. Rank held Omeros as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.