Jane Street’s Centessa Pharmaceuticals CNTA Stock Holding History

Jane Street’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	-114,100	Closed	-$4.53M	–	11726
2026 Q1	$4.53M	Buy	114,100 +40,800	+56%	+$1.04M	﹤0.01%	3661
2025 Q4	$1.83M	Buy	73,300 +1,700	+2%	+$43.1K	﹤0.01%	4976
2025 Q3	$1.74M	Buy	+71,600	New	+$1.27M	﹤0.01%	5200

Jane Street's CNTA Position: Q2 2026 in Review

Jane Street sold out of Centessa Pharmaceuticals (CNTA) in Q2 2026, closing a stake of 40,968 shares — an estimated $1.63M sold.

Jane Street first reported a position in CNTA in Q2 2022 and held it in 10 quarters. The position peaked at $12M in Q4 2025. 0 funds tracked by Wall St. Rank hold CNTA as of Q2 2026.

Jane Street reported no remaining Centessa Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
Jane Street sold 40,968 Centessa Pharmaceuticals shares in Q2 2026, an estimated $1.63M.
Jane Street first reported a position in Centessa Pharmaceuticals in Q2 2022 and held it in 10 quarters.
Jane Street's Centessa Pharmaceuticals position peaked at $12M in Q4 2025.
0 funds tracked by Wall St. Rank held Centessa Pharmaceuticals as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.