RhumbLine Advisers’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
$1.09M Buy
102,818
+2,713
+3% +$32K ﹤0.01% 2159
2025
Q4
$1.72M Sell
100,105
-5,768
-5% -$49.7K ﹤0.01% 1950
2025
Q3
$434K Buy
105,873
+7,048
+7% +$28K ﹤0.01% 2784
2025
Q2
$296K Sell
98,825
-8,772
-8% -$43.7K ﹤0.01% 2993
2025
Q1
$884K Sell
107,597
-626
-0.6% -$5.53K ﹤0.01% 2235
2024
Q4
$1.07M Buy
108,223
+564
+0.5% +$3.87K ﹤0.01% 2222
2024
Q3
$427K Sell
107,659
-4,119
-4% -$17.6K ﹤0.01% 2806
2024
Q2
$454K Buy
111,778
+6,435
+6% +$23K ﹤0.01% 2751
2024
Q1
$363K Sell
105,343
-3,740
-3% -$14.2K ﹤0.01% 2860
2023
Q4
$357K Buy
109,083
+18,894
+21% +$39.9K ﹤0.01% 2867
2023
Q3
$263K Sell
90,189
-1,051
-1% -$4.22K ﹤0.01% 2999
2023
Q2
$496K Buy
+91,240
New +$533K ﹤0.01% 2693
2022
Q2
Sell
-72,153
Closed -$434K 3195
2022
Q1
$434K Buy
72,153
+958
+1% +$5.98K ﹤0.01% 2483
2021
Q4
$458K Sell
71,195
-1,161
-2% -$8.42K ﹤0.01% 2546
2021
Q3
$998K Sell
72,356
-2,490
-3% -$37.3K ﹤0.01% 2224
2021
Q2
$1.11M Buy
74,846
+5,629
+8% +$94.5K ﹤0.01% 2196
2021
Q1
$1.23M Sell
69,217
-6,579
-9% -$128K ﹤0.01% 2117
2020
Q4
$1.08M Buy
75,796
+6,239
+9% +$76.2K ﹤0.01% 2096
2020
Q3
$703K Sell
69,557
-12,570
-15% -$162K ﹤0.01% 2135
2020
Q2
$1.21M Buy
82,127
+11,367
+16% +$170K ﹤0.01% 1966
2020
Q1
$946K Sell
70,760
-4,722
-6% -$62.8K ﹤0.01% 1899
2019
Q4
$1.06M Buy
75,482
+622
+0.8% +$9.11K ﹤0.01% 2049
2019
Q3
$1.22M Sell
74,860
-469
-0.6% -$8.04K ﹤0.01% 1944
2019
Q2
$1.18M Sell
75,329
-10,946
-13% -$197K ﹤0.01% 1990
2019
Q1
$1.5M Buy
86,275
+14,032
+19% +$202K ﹤0.01% 1857
2018
Q4
$805K Buy
72,243
+30,547
+73% +$428K ﹤0.01% 2101
2018
Q3
$1.02M Sell
41,696
-3,050
-7% -$68K ﹤0.01% 1996
2018
Q2
$812K Buy
44,746
+3,021
+7% +$52.3K ﹤0.01% 2103
2018
Q1
$466K Buy
41,725
+405
+1% +$5.69K ﹤0.01% 2237
2017
Q4
$803K Sell
41,320
-6,092
-13% -$114K ﹤0.01% 2040
2017
Q3
$1.02M Buy
47,412
+780
+2% +$16.5K ﹤0.01% 1959
2017
Q2
$928K Buy
46,632
+832
+2% +$14.5K ﹤0.01% 1984
2017
Q1
$692K Buy
45,800
+1,258
+3% +$13.8K ﹤0.01% 2105
2016
Q4
$442K Buy
44,542
+2,639
+6% +$26.9K ﹤0.01% 2287
2016
Q3
$468K Buy
41,903
+1,855
+5% +$21.2K ﹤0.01% 2245
2016
Q2
$421K Buy
40,048
+2,810
+8% +$34.6K ﹤0.01% 2310
2016
Q1
$571K Buy
37,238
+160
+0.4% +$1.94K ﹤0.01% 2132
2015
Q4
$583K Buy
37,078
+2,735
+8% +$37.8K ﹤0.01% 2147
2015
Q3
$376K Buy
34,343
+1,175
+4% +$18.3K ﹤0.01% 2406
2015
Q2
$597K Sell
33,168
-1,895
-5% -$40.9K ﹤0.01% 2214
2015
Q1
$772K Buy
35,063
+6,300
+22% +$144K ﹤0.01% 2025
2014
Q4
$713K Buy
28,763
+450
+2% +$8.2K ﹤0.01% 2031
2014
Q3
$360K Hold
28,313
﹤0.01% 2415
2014
Q2
$493K Buy
28,313
+2,697
+11% +$34K ﹤0.01% 2278
2014
Q1
$309K Sell
25,616
-1,200
-4% -$14.7K ﹤0.01% 2525
2013
Q4
$303K Hold
26,816
﹤0.01% 2586
2013
Q3
$261K Sell
26,816
-287
-1% -$1.71K ﹤0.01% 2626
2013
Q2
$137K Buy
+27,103
New +$125K ﹤0.01% 3155

Other funds holding OMER

RhumbLine Advisers's OMER Position: Q1 2026 in Review

RhumbLine Advisers increased its Omeros (OMER) stake by 2.7% in Q1 2026, buying an estimated $32K and bringing the position to 102,818 shares worth $1.09M. The position accounts for ﹤0.01% of the portfolio, ranked #2159.

RhumbLine Advisers first reported a position in OMER in Q2 2013 and has held it in 48 quarters since. The position peaked at $1.72M in Q4 2025. 161 funds tracked by Wall St. Rank hold OMER as of Q1 2026.

  • RhumbLine Advisers held 102,818 shares of Omeros worth $1.09M as of Q1 2026.
  • RhumbLine Advisers bought 2,713 Omeros shares in Q1 2026, an estimated $32K.
  • Omeros made up ﹤0.01% of RhumbLine Advisers's portfolio in Q1 2026, its #2159 holding.
  • RhumbLine Advisers first reported a position in Omeros in Q2 2013 and has held it in 48 quarters since.
  • RhumbLine Advisers's Omeros position peaked at $1.72M in Q4 2025.
  • 161 funds tracked by Wall St. Rank held Omeros as of Q1 2026.

Based on RhumbLine Advisers's 13F filing for Q1 2026, filed 12 May 2026.