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Equibles

CITADEL ADVISORS LLC

Position in OMER — Omeros Corp

CIK 1423053 MIAMI, FL
Back to OMER Full portfolio

Position in OMER

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$2,746,106
-$1,383,141 QoQ
Shares Held
260,048
+8.2% QoQ
Ownership
0.359%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in OMER Over Time

Shares Held

Position Value (USD)

Derivatives in OMER

reported options exposure · as of Mar 31, 2026
CallValue
$2,321,088
CallShares
219,800
PutValue
$2,474,208
PutShares
234,300

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Mar 31, 2026

CITADEL ADVISORS LLC holds $5,784,241,435 across 374 Biotechnology names. OMER ranks #175 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 INSM
INSMED Inc
 2,182,571 $356,894,009
2 ONC
BeOne Medicines Ltd.
 1,032,298 $306,561,536
3 BMRN
Biomarin Pharmaceutical Inc
 4,512,634 $254,918,694
4 JAZZ
Jazz Pharmaceuticals plc
 1,259,444 $238,097,887
5 MDGL
Madrigal Pharmaceuticals, Inc.
 453,843 $237,573,195
6 BBIO
BridgeBio Pharma, Inc.
 3,173,940 $235,696,783
7 TERN
Terns Pharmaceuticals, Inc.
 3,218,810 $169,695,662
8 PTGX
Protagonist Therapeutics, Inc
 1,551,900 $163,570,260

All Filings in OMER

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $2,474,208 234,300
2026-03-31 $2,746,106 260,048
2026-03-31 $2,321,088 219,800
2025-12-31 $6,779,228 394,600
2025-12-31 $4,129,247 240,352
2025-12-31 $7,016,312 408,400
2025-09-30 $1,329,220 324,200
2025-09-30 $1,612,234 393,228
2025-09-30 $337,840 82,400
2025-06-30 $691,500 230,500
2025-06-30 $473,130 157,710
2025-03-31 $1,725,378 209,900
2025-03-31 $1,422,273 173,026
2025-03-31 $271,260 33,000
2024-12-31 $786,448 79,600
2024-12-31 $1,760,616 178,200
2024-12-31 $719,511 72,825
2024-09-30 $442,655 111,500
2024-09-30 $210,807 53,100
2024-09-30 $198,944 50,112
2024-06-30 $345,100 85,000
2024-06-30 $250,002 61,577
2024-06-30 $254,156 62,600
2024-03-31 $101,085 29,300
2024-03-31 $271,860 78,800
2024-03-31 $129,568 37,556
2023-12-31 $210,915 64,500
2023-12-31 $289,395 88,500
2023-12-31 $172,371 52,713
2023-09-30 $391,572 134,100
2023-09-30 $238,856 81,800
2023-09-30 $98,818 33,842
2023-06-30 $53,665 9,865
2023-06-30 $194,208 35,700
2023-06-30 $660,960 121,500
2023-03-31 $505,920 108,800
2023-03-31 $173,910 37,400
2023-03-31 $641,015 137,853
2022-12-31 $458,780 203,000
2022-12-31 $202,294 89,511
2022-12-31 $227,130 100,500
2022-09-30 $176,090 55,902
2022-09-30 $600,705 190,700
2022-09-30 $522,900 166,000
2022-06-30 $247,225 89,900
2022-06-30 $1,068,050 388,382
2022-06-30 $635,525 231,100
2022-03-31 $924,939 153,900
2022-03-31 $459,765 76,500
2022-03-31 $1,483,363 246,816

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