Millennium Management’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
$4.34M Sell
410,609
-31,202
-7% -$368K ﹤0.01% 3111
2025
Q4
$7.59M Buy
441,811
+39,997
+10% +$344K ﹤0.01% 2559
2025
Q3
$1.65M Buy
401,814
+132,393
+49% +$525K ﹤0.01% 4223
2025
Q2
$808K Sell
269,421
-45,831
-15% -$228K ﹤0.01% 4570
2025
Q1
$2.59M Buy
315,252
+229,581
+268% +$2.03M ﹤0.01% 3535
2024
Q4
$846K Buy
85,671
+27,088
+46% +$186K ﹤0.01% 4345
2024
Q3
$233K Buy
58,583
+41,610
+245% +$178K ﹤0.01% 5351
2024
Q2
$68.9K Sell
16,973
-9,643
-36% -$34.5K ﹤0.01% 5367
2024
Q1
$91.8K Buy
26,616
+15,996
+151% +$60.8K ﹤0.01% 5593
2023
Q4
$34.7K Buy
+10,620
New +$22.4K ﹤0.01% 5536
2023
Q3
Sell
-345,864
Closed -$1.88M 6425
2023
Q2
$1.88M Buy
345,864
+11,529
+3% +$67.3K ﹤0.01% 3532
2023
Q1
$1.55M Sell
334,335
-19,057
-5% -$68.8K ﹤0.01% 3676
2022
Q4
$799K Sell
353,392
-152,000
-30% -$419K ﹤0.01% 4377
2022
Q3
$1.59M Sell
505,392
-715,390
-59% -$3.32M ﹤0.01% 3957
2022
Q2
$3.36M Buy
1,220,782
+797,034
+188% +$2.7M ﹤0.01% 3195
2022
Q1
$2.55M Sell
423,748
-746,755
-64% -$4.66M ﹤0.01% 3637
2021
Q4
$7.53M Buy
1,170,503
+978,261
+509% +$7.09M ﹤0.01% 2461
2021
Q3
$2.65M Sell
192,242
-148,554
-44% -$2.22M ﹤0.01% 3579
2021
Q2
$5.06M Buy
340,796
+172,702
+103% +$2.9M ﹤0.01% 2742
2021
Q1
$2.99M Sell
168,094
-321,110
-66% -$6.24M ﹤0.01% 3137
2020
Q4
$6.99M Buy
489,204
+203,264
+71% +$2.48M 0.01% 2126
2020
Q3
$2.89K Buy
+285,940
New +$3.68M ﹤0.01% 2311
2020
Q2
Sell
-201,798
Closed -$2.7M 4477
2020
Q1
$2.7M Buy
+201,798
New +$2.68M 0.01% 1794
2019
Q3
Sell
-686,235
Closed -$10.8M 4450
2019
Q2
$10.8M Sell
686,235
-62,057
-8% -$1.11M 0.02% 1187
2019
Q1
$13M Sell
748,292
-364,292
-33% -$5.25M 0.02% 1084
2018
Q4
$12.4M Buy
1,112,584
+994,829
+845% +$13.9M 0.02% 992
2018
Q3
$2.87M Sell
117,755
-351,517
-75% -$7.84M ﹤0.01% 2172
2018
Q2
$8.51M Buy
+469,272
New +$8.13M 0.01% 1435
2018
Q1
Sell
-47,594
Closed -$925K 3959
2017
Q4
$925K Buy
+47,594
New +$892K ﹤0.01% 2740
2017
Q1
Sell
-79,962
Closed -$793K 3751
2016
Q4
$793K Buy
+79,962
New +$816K ﹤0.01% 2384
2016
Q3
Sell
-15,362
Closed -$162K 3515
2016
Q2
$162K Sell
15,362
-45,855
-75% -$564K ﹤0.01% 2946
2016
Q1
$939K Sell
61,217
-561,199
-90% -$6.82M ﹤0.01% 2215
2015
Q4
$9.79M Sell
622,416
-844,557
-58% -$11.7M 0.02% 934
2015
Q3
$16.1M Buy
1,466,973
+1,440,195
+5,378% +$22.4M 0.03% 666
2015
Q2
$482K Buy
+26,778
New +$578K ﹤0.01% 2652
2014
Q4
Sell
-145,120
Closed -$1.85M 4188
2014
Q3
$1.85M Buy
145,120
+108,261
+294% +$1.52M ﹤0.01% 1929
2014
Q2
$641K Sell
36,859
-46,306
-56% -$584K ﹤0.01% 2451
2014
Q1
$1M Sell
83,165
-514,968
-86% -$6.33M ﹤0.01% 2223
2013
Q4
$6.75M Sell
598,133
-56,579
-9% -$546K 0.02% 957
2013
Q3
$6.38M Sell
654,712
-611,381
-48% -$3.65M 0.02% 973
2013
Q2
$6.38M Buy
+1,266,093
New +$5.84M 0.02% 874

Other funds holding OMER

Millennium Management's OMER Position: Q1 2026 in Review

Millennium Management reduced its Omeros (OMER) stake by 7.1% in Q1 2026, selling an estimated $368K and leaving 410,609 shares worth $4.34M. The position accounts for ﹤0.01% of the portfolio, ranked #3111.

Millennium Management first reported a position in OMER in Q2 2013 and has held it in 41 quarters since. The position peaked at $16.1M in Q3 2015. 161 funds tracked by Wall St. Rank hold OMER as of Q1 2026.

  • Millennium Management held 410,609 shares of Omeros worth $4.34M as of Q1 2026.
  • Millennium Management sold 31,202 Omeros shares in Q1 2026, an estimated $368K.
  • Omeros made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #3111 holding.
  • Millennium Management first reported a position in Omeros in Q2 2013 and has held it in 41 quarters since.
  • Millennium Management's Omeros position peaked at $16.1M in Q3 2015.
  • 161 funds tracked by Wall St. Rank held Omeros as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.