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Equibles

CITADEL ADVISORS LLC

Position in CYTK — Cytokinetics Inc

CIK 1423053 MIAMI, FL
Back to CYTK Full portfolio

Position in CYTK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$54,602,103
-$17,889,537 QoQ
Shares Held
640,945
-41.7% QoQ
Ownership
0.461%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#50
of 477 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CYTK Over Time

Shares Held

Position Value (USD)

Derivatives in CYTK

reported options exposure · as of Jun 30, 2026
CallValue
$77,062,874
CallShares
904,600
PutValue
$35,882,028
PutShares
421,200

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 $6,088,670,159 across 436 Biotechnology names. CYTK ranks #28 (0.9% 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 CYTK

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $54,602,103 640,945
2026-06-30 $35,882,028 421,200
2026-06-30 $77,062,874 904,600
2026-03-31 $20,353,008 308,800
2026-03-31 $9,603,087 145,700
2026-03-31 $72,491,640 1,099,858
2025-12-31 $73,893,016 1,162,937
2025-12-31 $3,577,302 56,300
2025-12-31 $22,518,576 354,400
2025-09-30 $76,178,132 1,386,065
2025-09-30 $3,127,224 56,900
2025-09-30 $17,587,200 320,000
2025-06-30 $1,820,504 55,100
2025-06-30 $42,906,040 1,298,609
2025-06-30 $11,345,936 343,400
2025-03-31 $12,438,805 309,500
2025-03-31 $46,239,157 1,150,514
2025-03-31 $1,937,158 48,200
2024-12-31 $10,320,576 219,400
2024-12-31 $64,522,179 1,371,645
2024-12-31 $8,039,136 170,900
2024-09-30 $49,483,684 937,191
2024-09-30 $8,807,040 166,800
2024-09-30 $11,605,440 219,800
2024-06-30 $7,650,216 141,200
2024-06-30 $12,564,342 231,900
2024-06-30 $46,539,156 858,973
2024-03-31 $39,324,838 560,902
2024-03-31 $39,142,413 558,300
2024-03-31 $36,688,563 523,300
2023-12-31 $56,280,609 674,100
2023-12-31 $70,465,560 844,000
2023-12-31 $22,758,789 272,593
2023-09-30 $2,577,750 87,500
2023-09-30 $2,409,828 81,800
2023-09-30 $36,289,534 1,231,824
2023-06-30 $1,386,350 42,500
2023-06-30 $2,201,850 67,500
2023-06-30 $29,357,640 899,989
2023-03-31 $1,456,866 41,400
2023-03-31 $738,990 21,000
2022-12-31 $2,066,482 45,100
2022-12-31 $3,239,474 70,700
2022-12-31 $3,677,650 80,263
2022-09-30 $1,080,435 22,300
2022-09-30 $24,111,384 497,655
2022-09-30 $1,986,450 41,000
2022-06-30 $182,416,672 4,642,827
2022-06-30 $1,846,630 47,000
2022-06-30 $856,522 21,800

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