MCM
STLN

Massar Capital Management’s Starling Oncology STLN Stock Holding History

Massar Capital Management’s Portfolio STLN Stock Details STLN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-400,000
Closed -$1.42M – 400
2025
Q4 		$1.42M Hold
400,000
– – 0.15% 109
2025
Q3 		$1.4M Hold
400,000
– – 0.18% 77
2025
Q2 		$820K Buy
400,000
+300,000
+300% +$750K 0.61% 50
2025
Q1 		$114K Buy
+100,000
New +$77.4K 0.13% 93

Other funds holding STLN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
KWM
Kanen Wealth Management Coconut Creek, Florida $413M AUM 109.83% 1-Year Est. Return
JAIC
Josh Arnold Investment Consultant Edina, Minnesota $159M AUM 142.62% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
WC
Wexford Capital West Palm Beach, Florida $782M AUM 62.56% 1-Year Est. Return
CP
CenterBook Partners Greenwich, Connecticut $2.04B AUM 35.27% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Massar Capital Management's STLN Position: Q1 2026 in Review

Massar Capital Management sold out of Starling Oncology (STLN) in Q1 2026, closing a stake of 400,000 shares — an estimated $1.42M sold.

Massar Capital Management first reported a position in STLN in Q1 2025 and held it in 4 quarters. The position peaked at $1.42M in Q4 2025. 115 funds tracked by Wall St. Rank hold STLN as of Q1 2026.

  • Massar Capital Management reported no remaining Starling Oncology position as of Q1 2026 after selling out during the quarter.
  • Massar Capital Management sold 400,000 Starling Oncology shares in Q1 2026, an estimated $1.42M.
  • Massar Capital Management first reported a position in Starling Oncology in Q1 2025 and held it in 4 quarters.
  • Massar Capital Management's Starling Oncology position peaked at $1.42M in Q4 2025.
  • 115 funds tracked by Wall St. Rank held Starling Oncology as of Q1 2026.

Based on Massar Capital Management's 13F filing for Q1 2026, filed 15 May 2026.