Skip to main content
Equibles

CITADEL ADVISORS LLC

Position in HALO — Halozyme Therapeutics, Inc.

CIK 1423053 MIAMI, FL
Back to HALO Full portfolio

Position in HALO

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$22,627,074
+$10,279,448 QoQ
Shares Held
289,090
+51.3% QoQ
Ownership
0.255%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#78
of 667 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in HALO Over Time

Shares Held

Position Value (USD)

Derivatives in HALO

reported options exposure · as of Jun 30, 2026
CallValue
$7,725,249
CallShares
98,700
PutValue
$2,715,969
PutShares
34,700

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 Jun 30, 2026

CITADEL ADVISORS LLC holds $6,150,739,871 across 435 Biotechnology names. HALO ranks #56 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ONC
BeOne Medicines Ltd.
 1,425,517 $406,229,578
2 BBIO
BridgeBio Pharma, Inc.
 3,760,028 $280,046,885
3 INSM
INSMED Inc
 2,556,973 $272,624,460
4 MDGL
Madrigal Pharmaceuticals, Inc.
 507,233 $272,358,759
5 VRTX
Vertex Pharmaceuticals Inc / Ma
 510,430 $253,545,893
6 JAZZ
Jazz Pharmaceuticals plc
 1,006,676 $242,578,715
7 MANE
Veradermics, Inc
 1,877,775 $230,853,658
8 ROIV
Roivant Sciences Ltd.
 5,576,261 $197,343,876

All Filings in HALO

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $7,725,249 98,700
2026-06-30 $22,627,074 289,090
2026-06-30 $2,715,969 34,700
2026-03-31 $3,102,240 48,000
2026-03-31 $2,766,164 42,800
2026-03-31 $12,347,626 191,051
2025-12-31 $1,325,810 19,700
2025-12-31 $1,090,260 16,200
2025-09-30 $17,953,704 244,801
2025-09-30 $2,904,264 39,600
2025-09-30 $3,740,340 51,000
2025-06-30 $2,824,686 54,300
2025-06-30 $16,198,923 311,398
2025-06-30 $2,439,738 46,900
2025-03-31 $1,729,251 27,100
2025-03-31 $1,952,586 30,600
2025-03-31 $5,066,960 79,407
2024-12-31 $60,372,411 1,262,757
2024-12-31 $1,811,999 37,900
2024-12-31 $5,335,596 111,600
2024-09-30 $2,501,388 43,700
2024-09-30 $2,266,704 39,600
2024-06-30 $18,205,518 347,699
2024-06-30 $1,000,076 19,100
2024-06-30 $591,668 11,300
2024-03-31 $736,308 18,100
2024-03-31 $720,036 17,700
2024-03-31 $12,259,568 301,366
2023-12-31 $702,240 19,000
2023-12-31 $554,400 15,000
2023-12-31 $6,828,876 184,764
2023-09-30 $282,680 7,400
2023-09-30 $7,048,281 184,510
2023-09-30 $1,379,020 36,100
2023-06-30 $41,546,110 1,151,819
2023-06-30 $1,118,170 31,000
2023-06-30 $483,338 13,400
2023-03-31 $679,782 17,800
2023-03-31 $35,189,067 921,421
2023-03-31 $954,750 25,000
2022-12-31 $1,280,250 22,500
2022-12-31 $2,384,110 41,900
2022-12-31 $14,354,390 252,274
2022-09-30 $818,478 20,700
2022-09-30 $1,292,958 32,700
2022-09-30 $788,743 19,948
2022-06-30 $699,600 15,900
2022-06-30 $2,798,400 63,600
2022-06-30 $23,863,224 542,346
2022-03-31 $393,535 9,868