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Cytokinetics
CYTK
CYTK
439 hedge funds and large institutions have $9.62B invested in Cytokinetics in 2026 Q1 according to their latest regulatory filings, with 79 funds opening new positions, 175 increasing their positions, 135 reducing their positions, and 62 closing their positions.
New
Increased
Maintained
Reduced
Closed
158% more call options, than puts
Call options by funds: $551M | Put options by funds: $214M
30% more repeat investments, than reductions
Existing positions increased: 175 | Existing positions reduced: 135
27% more first-time investments, than exits
New positions opened: 79 | Existing positions closed: 62
9% more capital invested
Capital invested by funds: $8.86B → $9.62B (+$763M)
7% more funds holding in top 10
Funds holding in top 10: 15 → 16 (+1)
4.54% more ownership
Funds ownership: 114.08% → 118.61% (+4.5%)
2% more funds holding
Funds holding: 430 → 439 (+9)
Holders
439
Holders Change
+9
Holders Change %
+2.09%
% of All Funds
5.41%
Holding in Top 10
16
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+6.67%
% of All Funds
0.2%
New
79
Increased
175
Reduced
135
Closed
62
Calls
$551M
Puts
$214M
Net Calls
+$337M
Net Calls Change
-$22.5M
Top Buyers
| 1 |
ACA
Avoro Capital Advisors
New York
|
+$212M |
| 2 |
PBA
Paradigm Biocapital Advisors
New York
|
+$94.1M |
| 3 |
William Blair Investment Management
Chicago,
Illinois
|
+$69.1M |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
+$63.1M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$60.1M |
Top Sellers
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$132M |
| 2 |
DTC
Deep Track Capital
Greenwich,
Connecticut
|
-$125M |
| 3 |
PCH
Polar Capital Holdings
London,
United Kingdom
|
-$48.4M |
| 4 |
WP
Woodline Partners
San Francisco,
California
|
-$41.2M |
| 5 |
JP Morgan Chase
New York
|
-$32.3M |
