CYTK β€” CYTOKINETICS INC

Ownership history in Checkpoint Capital L.P.  Β·  7 quarters on record

AI Ownership Summary

Checkpoint Capital L.P. reported CYTOKINETICS INC (CYTK) in 7 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 12.23% in 2024 Q3. The latest visible filing shows CYTK at 3.31% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this CYTK ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Checkpoint Capital L.P.'s position in CYTOKINETICS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

CYTK was reported at 3.31% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
12.23% in 2024 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How Checkpoint Capital L.P. held CYTK β€” position size vs. price
% of Fund (quarterly)    CYTK price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 7 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 ADDED 166,823 +129,236 +343.8% 3.31% $10.6M 2026-02-14 (Est.) $66.26
2025 Q3 ADDED 37,587 +17,587 +87.9% 0.69% $2.1M 2025-11-14 $66.44
2024 Q4 REDUCED 20,000 -446,813 -95.7% 0.48% $941K 2025-02-14 $46.16
2024 Q3 ADDED 466,813 +276,813 +145.7% 12.23% $24.6M 2024-11-14 $54.70
2024 Q2 UNCHANGED 190,000 β€” 0% 6.21% $10.3M 2024-08-14 $55.88
2024 Q1 REDUCED 190,000 -40,000 -17.4% 8.90% $13.3M 2024-05-15 $60.50
2023 Q4 INITIATED 230,000 β€” β€” 11.63% $19.2M 2024-02-14 $76.50

FAQ About Checkpoint Capital L.P. and CYTK

These are the practical questions this page is built to answer before you even open the full history table.

How long has Checkpoint Capital L.P. reported owning CYTK?

Checkpoint Capital L.P. reported CYTK across 7 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported CYTK position in Checkpoint Capital L.P.'s portfolio?

The largest reported portfolio weight for CYTK was 12.23% in 2024 Q3.

What is the latest reported CYTK position on this page?

The most recent filing on this page is 2025 Q4, when Checkpoint Capital L.P. reported 166,823 shares, equal to 3.31% of portfolio, with an estimated market value of $10.6M.

What does the chart on this CYTK ownership page compare?

The chart compares Checkpoint Capital L.P.'s quarterly CYTK portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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