CYTOKINETICS INC (CYTK): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in CYTK · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
27
13F filers
Aggregate Value
$819.2M
Across holders
Last Price
$77.09
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity18 increased8 reduced0 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Point72 Asset Management, L.P. CIK 0001603466 | Hedge Fund | 1.59M | $135.3M | 16.5% | 0.1% | Added | +$134.7M | Q2 2026 |
| Holocene Advisors, LP CIK 0001700574 | Hedge Fund | 1.14M | $97.5M | 11.9% | 0.2% | Added | — | Q2 2026 |
| Woodline Partners LP CIK 0001784547 | Hedge Fund | 1.10M | $93.8M | 11.4% | 0.3% | Added | +$8.5M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 1.05M | $89.3M | 10.9% | 0.0% | Added | +$82.4M | Q2 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 744K | $63.4M | 7.7% | 0.0% | Reduced | $-2.1M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 712K | $60.6M | 7.4% | 0.1% | Reduced | +$60.6M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 641K | $54.6M | 6.7% | 0.0% | Reduced | +$29.8M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 573K | $48.8M | 6.0% | 0.0% | Reduced | $-17.6M | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 451K | $38.5M | 4.7% | 0.0% | Reduced | $-66.7M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 317K | $27.0M | 3.3% | 0.0% | Added | +$2.8M | Q2 2026 |
Added
Hedge Fund
$135.3M· 16.5% of total· 0.1% port· 1.59M sh· +$134.7M QoQ· Q2 2026
Added
Hedge Fund
$97.5M· 11.9% of total· 0.2% port· 1.14M sh· — QoQ· Q2 2026
Added
Hedge Fund
$93.8M· 11.4% of total· 0.3% port· 1.10M sh· +$8.5M QoQ· Q2 2026
Added
Hedge Fund
$89.3M· 10.9% of total· 0.0% port· 1.05M sh· +$82.4M QoQ· Q2 2026
Reduced
Institutional Manager
$63.4M· 7.7% of total· 0.0% port· 744K sh· $-2.1M QoQ· Q2 2026
Reduced
Hedge Fund
$60.6M· 7.4% of total· 0.1% port· 712K sh· +$60.6M QoQ· Q2 2026
Reduced
Hedge Fund
$54.6M· 6.7% of total· 0.0% port· 641K sh· +$29.8M QoQ· Q2 2026
Reduced
Hedge Fund
$48.8M· 6.0% of total· 0.0% port· 573K sh· $-17.6M QoQ· Q2 2026
Reduced
Hedge Fund
$38.5M· 4.7% of total· 0.0% port· 451K sh· $-66.7M QoQ· Q2 2026
Added
Hedge Fund
$27.0M· 3.3% of total· 0.0% port· 317K sh· +$2.8M QoQ· Q2 2026
Added
Hedge Fund
$21.2M· 2.6% of total· 0.1% port· 249K sh· — QoQ· Q2 2026
Added
Hedge Fund
$20.4M· 2.5% of total· 0.1% port· 240K sh· +$19.6M QoQ· Q2 2026
Added
Hedge Fund
$18.0M· 2.2% of total· 0.1% port· 211K sh· — QoQ· Q2 2026
Added
Hedge Fund
$13.8M· 1.7% of total· 0.0% port· 162K sh· +$13.8M QoQ· Q2 2026
Added
Hedge Fund
$9.3M· 1.1% of total· 0.0% port· 110K sh· $-961K QoQ· Q2 2026
Added
Hedge Fund
$7.9M· 1.0% of total· 0.0% port· 93K sh· +$6.8M QoQ· Q2 2026
Added
Hedge Fund
$4.7M· 0.6% of total· 0.0% port· 55K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$4.5M· 0.6% of total· 0.0% port· 53K sh· $-4.1M QoQ· Q2 2026
Reduced
Hedge Fund
$2.6M· 0.3% of total· 0.0% port· 30K sh· $-426K QoQ· Q2 2026
Added
Hedge Fund
$2.2M· 0.3% of total· 0.0% port· 26K sh· — QoQ· Q2 2026
Unchanged
Hedge Fund
$2.1M· 0.3% of total· 0.0% port· 25K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$1.5M· 0.2% of total· 0.0% port· 17K sh· $-301K QoQ· Q2 2026
Reduced
Hedge Fund
$1.0M· 0.1% of total· 0.0% port· 12K sh· +$17K QoQ· Q2 2026
Added
Hedge Fund
$457K· 0.1% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Added
Hedge Fund
$271K· 0.0% of total· 0.0% port· 3K sh· +$254K QoQ· Q2 2026
Added
Hedge Fund
$241K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Added
Hedge Fund
$226K· 0.0% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
1–10 of 27
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