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Walleye Trading LLC

Position in CYTK — Cytokinetics Inc

CIK 1388391 NEW YORK, NY

Position in CYTK

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$251,395
+$251,395 QoQ
Shares Held
2,951
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#352
of 477 holders
Holding Since
Sep 2020
16 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
$3,790,955
CallShares
44,500
PutValue
$4,480,994
PutShares
52,600

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

Walleye Trading LLC holds $28,211,005 across 28 Biotechnology names. CYTK ranks #16 (0.9% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CYTK

Export CSV
38 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,480,994 52,600
2026-06-30 $251,395 2,951
2026-06-30 $3,790,955 44,500
2026-03-31 $2,432,079 36,900
2026-03-31 $2,906,631 44,100
2025-12-31 $1,785,474 28,100
2025-12-31 $2,357,334 37,100
2025-12-31 $1,058,449 16,658
2025-09-30 $719,976 13,100
2025-09-30 $166,199 3,024
2025-09-30 $1,742,232 31,700
2025-06-30 $2,914,128 88,200
2025-06-30 $2,375,576 71,900
2025-03-31 $884,180 22,000
2025-03-31 $36,171 900
2024-03-31 $2,271,564 32,400
2024-03-31 $1,374,156 19,600
2023-12-31 $3,445,548 41,269
2023-12-31 $141,933 1,700
2023-12-31 $3,581,721 42,900
2023-09-30 $489,036 16,600
2023-09-30 $1,178,400 40,000
2023-06-30 $491,452 15,066
2023-06-30 $587,160 18,000
2023-06-30 $1,246,084 38,200
2022-12-31 $527,571 11,514
2022-12-31 $751,448 16,400
2022-12-31 $320,740 7,000
2022-09-30 $193,800 4,000
2022-09-30 $288,955 5,964
2022-09-30 $218,025 4,500
2022-06-30 $98,225 2,500
2022-06-30 $341,823 8,700
2021-12-31 $227,900 5,000
2021-12-31 $31,906 700
2021-09-30 $3,574 100
2021-09-30 $196,570 5,500
2020-09-30 $259,345 11,979