Westfield Capital Management
CYTK icon

Westfield Capital Management’s Cytokinetics CYTK Stock Holding History

Westfield Capital Management’s Portfolio CYTK Stock Details CYTK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-1,310,336
Closed -$52.7M – 250
2025
Q1 		$52.7M Buy
1,310,336
+30,346
+2% +$1.39M 0.26% 121
2024
Q4 		$60.2M Buy
1,279,990
+67,104
+6% +$3.49M 0.26% 121
2024
Q3 		$64M Buy
1,212,886
+339,373
+39% +$18.9M 0.29% 113
2024
Q2 		$47.3M Buy
873,513
+142,127
+19% +$8.58M 0.23% 138
2024
Q1 		$51.3M Buy
+731,386
New +$56.6M 0.27% 133

Other funds holding CYTK

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return

Westfield Capital Management's CYTK Position: Q2 2025 in Review

Westfield Capital Management sold out of Cytokinetics (CYTK) in Q2 2025, closing a stake of 1,310,336 shares — an estimated $52.7M sold.

Westfield Capital Management first reported a position in CYTK in Q1 2024 and held it in 5 quarters. The position peaked at $64M in Q3 2024. 311 funds tracked by Wall St. Rank hold CYTK as of Q2 2025.

  • Westfield Capital Management reported no remaining Cytokinetics position as of Q2 2025 after selling out during the quarter.
  • Westfield Capital Management sold 1,310,336 Cytokinetics shares in Q2 2025, an estimated $52.7M.
  • Westfield Capital Management first reported a position in Cytokinetics in Q1 2024 and held it in 5 quarters.
  • Westfield Capital Management's Cytokinetics position peaked at $64M in Q3 2024.
  • 311 funds tracked by Wall St. Rank held Cytokinetics as of Q2 2025.

Based on Westfield Capital Management's 13F filing for Q2 2025, filed 12 Aug 2025.