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Equibles

CITADEL ADVISORS LLC

Position in LYEL — Lyell Immunopharma, Inc.

CIK 1423053 MIAMI, FL
Back to LYEL Full portfolio

Position in LYEL

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$262,664
-$7,389,463 QoQ
Shares Held
18,695
-95.1% QoQ
Ownership
0.076%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#44
of 87 holders
Holding Since
Jun 2021
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in LYEL Over Time

Shares Held

Position Value (USD)

Derivatives in LYEL

reported options exposure · as of Jun 30, 2026
CallValue
$238,850
CallShares
17,000
PutValue
$251,495
PutShares
17,900

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 $6,150,763,744 across 435 Biotechnology names. LYEL ranks #300 (0.0% 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 LYEL

Export CSV
46 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $262,664 18,695
2026-06-30 $238,850 17,000
2026-06-30 $251,495 17,900
2026-03-31 $7,652,127 381,462
2026-03-31 $240,720 12,000
2025-12-31 $9,994,296 324,701
2025-12-31 $492,480 16,000
2025-09-30 $272,020 16,750
2025-09-30 $5,513,332 339,491
2025-06-30 $2,398,141 271,283
2025-06-30 $141,351 15,990
2025-03-31 $1,560 2,900
2025-03-31 $3,228 6,000
2025-03-31 $2,424,689 4,506,857
2024-12-31 $9,792 15,300
2024-12-31 $2,403,036 3,754,745
2024-12-31 $4,928 7,700
2024-09-30 $276 200
2024-09-30 $2,452 1,777
2024-09-30 $24,978 18,100
2024-06-30 $3,770 2,600
2024-06-30 $10,875 7,500
2024-06-30 $399,795 275,721
2024-03-31 $13,157 5,900
2024-03-31 $1,753,546 786,344
2023-12-31 $2,716 1,400
2023-12-31 $6,745,821 3,477,228
2023-12-31 $2,522 1,300
2023-09-30 $14,994 10,200
2023-09-30 $3,234 2,200
2023-09-30 $1,098,299 747,143
2023-06-30 $129,502 40,724
2023-06-30 $954 300
2023-06-30 $10,812 3,400
2023-03-31 $2,360 1,000
2023-03-31 $7,552 3,200
2023-03-31 $139,763 59,222
2022-12-31 $6,940 2,000
2022-12-31 $9,369 2,700
2022-12-31 $59,246 17,074
2022-03-31 $1,257,641 249,038
2022-03-31 $61,610 12,200
2021-12-31 $2,652,451 342,694
2021-12-31 $117,648 15,200
2021-09-30 $2,778,388 187,729
2021-06-30 $5,327,255 328,033