Morgan Stanley’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
$3.36M Sell
317,892
-68,260
-18% -$804K ﹤0.01% 4401
2025
Q4
$6.63M Sell
386,152
-1,603,582
-81% -$13.8M ﹤0.01% 3964
2025
Q3
$8.16M Buy
1,989,734
+634,175
+47% +$2.52M ﹤0.01% 3718
2025
Q2
$4.07M Buy
1,355,559
+595,199
+78% +$2.96M ﹤0.01% 4223
2025
Q1
$6.25M Buy
760,360
+426,478
+128% +$3.76M ﹤0.01% 3737
2024
Q4
$3.3M Buy
333,882
+35,956
+12% +$247K ﹤0.01% 4323
2024
Q3
$1.18M Buy
297,926
+100,575
+51% +$429K ﹤0.01% 4947
2024
Q2
$801K Sell
197,351
-18,196
-8% -$65K ﹤0.01% 5085
2024
Q1
$744K Sell
215,547
-349,263
-62% -$1.33M ﹤0.01% 5127
2023
Q4
$1.85M Buy
564,810
+326,832
+137% +$690K ﹤0.01% 4966
2023
Q3
$695K Buy
237,978
+15,563
+7% +$62.4K ﹤0.01% 5000
2023
Q2
$1.21M Sell
222,415
-41,891
-16% -$245K ﹤0.01% 4723
2023
Q1
$1.23M Buy
264,306
+66,429
+34% +$240K ﹤0.01% 4738
2022
Q4
$447K Sell
197,877
-172,547
-47% -$476K ﹤0.01% 5302
2022
Q3
$1.17M Sell
370,424
-455,779
-55% -$2.11M ﹤0.01% 4797
2022
Q2
$2.27M Buy
826,203
+141,194
+21% +$478K ﹤0.01% 4435
2022
Q1
$4.12M Sell
685,009
-379,682
-36% -$2.37M ﹤0.01% 3898
2021
Q4
$6.84M Buy
1,064,691
+825,961
+346% +$5.99M ﹤0.01% 3384
2021
Q3
$3.29M Sell
238,730
-86,424
-27% -$1.29M ﹤0.01% 4135
2021
Q2
$4.83M Buy
325,154
+60,823
+23% +$1.02M ﹤0.01% 3813
2021
Q1
$4.71M Buy
264,331
+33,553
+15% +$653K ﹤0.01% 3485
2020
Q4
$3.3M Sell
230,778
-211,939
-48% -$2.59M ﹤0.01% 3716
2020
Q3
$4.47M Buy
442,717
+306,684
+225% +$3.95M ﹤0.01% 2818
2020
Q2
$2M Sell
136,033
-26,343
-16% -$393K ﹤0.01% 3597
2020
Q1
$2.17M Sell
162,376
-24,972
-13% -$332K ﹤0.01% 3294
2019
Q4
$2.64M Buy
187,348
+62,208
+50% +$911K ﹤0.01% 3816
2019
Q3
$2.04M Buy
125,140
+17,596
+16% +$302K ﹤0.01% 3769
2019
Q2
$1.69M Buy
107,544
+13,752
+15% +$247K ﹤0.01% 3899
2019
Q1
$1.63M Sell
93,792
-49,583
-35% -$715K ﹤0.01% 3752
2018
Q4
$1.6M Sell
143,375
-140,132
-49% -$1.96M ﹤0.01% 3950
2018
Q3
$6.92M Buy
283,507
+5,967
+2% +$133K ﹤0.01% 2817
2018
Q2
$5.03M Buy
277,540
+98,493
+55% +$1.71M ﹤0.01% 3137
2018
Q1
$2M Buy
179,047
+21,544
+14% +$302K ﹤0.01% 4012
2017
Q4
$3.06M Buy
157,503
+63,741
+68% +$1.2M ﹤0.01% 3626
2017
Q3
$2.03M Buy
93,762
+15,201
+19% +$322K ﹤0.01% 3871
2017
Q2
$1.56M Sell
78,561
-120,526
-61% -$2.1M ﹤0.01% 4011
2017
Q1
$3.01M Buy
199,087
+33,285
+20% +$364K ﹤0.01% 3428
2016
Q4
$1.65M Buy
165,802
+116,015
+233% +$1.18M ﹤0.01% 4091
2016
Q3
$555K Buy
49,787
+6,054
+14% +$69.1K ﹤0.01% 4463
2016
Q2
$460K Buy
43,733
+5,476
+14% +$67.4K ﹤0.01% 4475
2016
Q1
$587K Sell
38,257
-9,871
-21% -$120K ﹤0.01% 4325
2015
Q4
$757K Sell
48,128
-48,232
-50% -$666K ﹤0.01% 4253
2015
Q3
$1.06M Buy
96,360
+44,751
+87% +$697K ﹤0.01% 4063
2015
Q2
$928K Buy
51,609
+7,253
+16% +$157K ﹤0.01% 4262
2015
Q1
$978K Sell
44,356
-13,157
-23% -$300K ﹤0.01% 4146
2014
Q4
$1.43M Buy
57,513
+9,315
+19% +$170K ﹤0.01% 3848
2014
Q3
$613K Buy
48,198
+16,903
+54% +$237K ﹤0.01% 4431
2014
Q2
$544K Sell
31,295
-13,573
-30% -$171K ﹤0.01% 4517
2014
Q1
$542K Buy
44,868
+14,589
+48% +$179K ﹤0.01% 4496
2013
Q4
$342K Sell
30,279
-33,854
-53% -$327K ﹤0.01% 4728
2013
Q3
$625K Buy
64,133
+35,092
+121% +$209K ﹤0.01% 4178
2013
Q2
$146K Buy
+29,041
New +$134K ﹤0.01% 4976

Other funds holding OMER

Morgan Stanley's OMER Position: Q1 2026 in Review

Morgan Stanley reduced its Omeros (OMER) stake by 18% in Q1 2026, selling an estimated $804K and leaving 317,892 shares worth $3.36M. The position accounts for ﹤0.01% of the portfolio, ranked #4401.

Morgan Stanley first reported a position in OMER in Q2 2013 and has held it in 52 quarters since. The position peaked at $8.16M in Q3 2025. 161 funds tracked by Wall St. Rank hold OMER as of Q1 2026.

  • Morgan Stanley held 317,892 shares of Omeros worth $3.36M as of Q1 2026.
  • Morgan Stanley sold 68,260 Omeros shares in Q1 2026, an estimated $804K.
  • Omeros made up ﹤0.01% of Morgan Stanley's portfolio in Q1 2026, its #4401 holding.
  • Morgan Stanley first reported a position in Omeros in Q2 2013 and has held it in 52 quarters since.
  • Morgan Stanley's Omeros position peaked at $8.16M in Q3 2025.
  • 161 funds tracked by Wall St. Rank held Omeros as of Q1 2026.

Based on Morgan Stanley's 13F filing for Q1 2026, filed 15 May 2026.