Citadel Advisors’s Starling Oncology STLN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$4.18M Sell
769,200
-933,800
-55% -$3.92M ﹤0.01% 5047
2026
Q1
$5.23M Buy
1,703,000
+1,252,700
+278% +$3.84M ﹤0.01% 4265
2025
Q4
$1.6M Buy
450,300
+369,900
+460% +$1.37M ﹤0.01% 6365
2025
Q3
$281K Buy
+80,400
New +$275K ﹤0.01% 10530

Other funds holding STLN

Citadel Advisors's STLN Position: Q2 2026 in Review

Citadel Advisors increased its Starling Oncology (STLN) stake by 47% in Q2 2026, buying an estimated $1.2M and bringing the position to 894,101 shares worth $4.85M. The position accounts for ﹤0.01% of the portfolio, ranked #4771.

Citadel Advisors first reported a position in STLN in Q1 2021 and has held it in 12 quarters since. The position peaked at $14.6M in Q3 2021. 119 funds tracked by Wall St. Rank hold STLN as of Q2 2026.

  • Citadel Advisors held 894,101 shares of Starling Oncology worth $4.85M as of Q2 2026.
  • Citadel Advisors bought 285,834 Starling Oncology shares in Q2 2026, an estimated $1.2M.
  • Starling Oncology made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #4771 holding.
  • Citadel Advisors first reported a position in Starling Oncology in Q1 2021 and has held it in 12 quarters since.
  • Citadel Advisors's Starling Oncology position peaked at $14.6M in Q3 2021.
  • 119 funds tracked by Wall St. Rank held Starling Oncology as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.