SEI Investments’s Omeros OMER Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$139K Sell
13,171
-18,595
-59% -$219K ﹤0.01% 3033
2025
Q4
$546K Buy
31,766
+18,652
+142% +$161K ﹤0.01% 2478
2025
Q3
$53.8K Sell
13,114
-302
-2% -$1.2K ﹤0.01% 2772
2025
Q2
$40.3K Buy
13,416
+1,344
+11% +$6.69K ﹤0.01% 2761
2025
Q1
$99.2K Buy
+12,072
New +$107K ﹤0.01% 2594

Other funds holding OMER

SEI Investments's OMER Position: Q1 2026 in Review

SEI Investments reduced its Omeros (OMER) stake by 59% in Q1 2026, selling an estimated $219K and leaving 13,171 shares worth $139K. The position accounts for ﹤0.01% of the portfolio, ranked #3033.

SEI Investments first reported a position in OMER in Q1 2025 and has held it in 5 quarters since. The position peaked at $546K in Q4 2025. 161 funds tracked by Wall St. Rank hold OMER as of Q1 2026.

  • SEI Investments held 13,171 shares of Omeros worth $139K as of Q1 2026.
  • SEI Investments sold 18,595 Omeros shares in Q1 2026, an estimated $219K.
  • Omeros made up ﹤0.01% of SEI Investments's portfolio in Q1 2026, its #3033 holding.
  • SEI Investments first reported a position in Omeros in Q1 2025 and has held it in 5 quarters since.
  • SEI Investments's Omeros position peaked at $546K in Q4 2025.
  • 161 funds tracked by Wall St. Rank held Omeros as of Q1 2026.

Based on SEI Investments's 13F filing for Q1 2026, filed 13 May 2026.