Position in CYTK
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$215,855
-$11,999 QoQ
Shares Held
3,275
-8.7% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
10 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 Mar 31, 2024CallValue
$511,803
CallShares
7,300
PutValue
$0
PutShares
0
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, 2026Shay Capital LLC holds $28,920,887 across 40 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DFTX |
Definium Therapeutics, Inc.
|
80,000 | $3,763,200 | |
| 2 | ARWR |
Arrowhead Pharmaceuticals, Inc.
|
44,000 | $3,586,440 | |
| 3 | RVMD |
Revolution Medicines, Inc.
|
12,500 | $2,341,000 | |
| 4 | MANE |
Veradermics, Inc
|
19,000 | $2,335,860 | |
| 5 | BCAX |
Bicara Therapeutics Inc.
|
68,000 | $2,018,920 | |
| 6 | QURE |
uniQure N.V.
|
37,419 | $1,723,519 | |
| 7 | AVLN |
Avalyn Pharma Inc.
|
40,000 | $1,316,800 | |
| 8 | PGEN |
Precigen, Inc.
|
190,000 | $1,083,000 |
All Filings in CYTK
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $215,855 | 3,275 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $227,854 | 3,586 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $330,584 | 6,015 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $247,800 | 7,500 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $202,999 | 5,051 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $241,221 | 5,128 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $270,758 | 5,128 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $279,731 | 5,163 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $1,496,287 | 21,342 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $511,803 | 7,300 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $3,155,421 | 37,794 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $2,245,881 | 26,900 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $1,461,075 | 17,500 | Put | Sole | 2024-02-14 | |
| No filing history on record for this holder in this stock. | ||||||