Rock Springs Capital Management’s Centessa Pharmaceuticals CNTA Stock Holding History

Rock Springs Capital Management’s Portfolio CNTA Stock Details CNTA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-351,828	Closed	-$14M	–	108
2026 Q1	$14M	Buy	351,828 +27,813	+9%	+$711K	0.82%	39
2025 Q4	$8.1M	Buy	324,015 +254,775	+368%	+$6.45M	0.42%	55
2025 Q3	$1.68M	Buy	+69,240	New	+$1.23M	0.1%	80

Rock Springs Capital Management's CNTA Position: Q2 2026 in Review

Rock Springs Capital Management sold out of Centessa Pharmaceuticals (CNTA) in Q2 2026, closing a stake of 351,828 shares — an estimated $14M sold.

Rock Springs Capital Management first reported a position in CNTA in Q3 2025 and held it in 3 quarters. The position peaked at $14M in Q1 2026. 0 funds tracked by Wall St. Rank hold CNTA as of Q2 2026.

Rock Springs Capital Management reported no remaining Centessa Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
Rock Springs Capital Management sold 351,828 Centessa Pharmaceuticals shares in Q2 2026, an estimated $14M.
Rock Springs Capital Management first reported a position in Centessa Pharmaceuticals in Q3 2025 and held it in 3 quarters.
Rock Springs Capital Management's Centessa Pharmaceuticals position peaked at $14M in Q1 2026.
0 funds tracked by Wall St. Rank held Centessa Pharmaceuticals as of Q2 2026.

Based on Rock Springs Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.