Water Island Capital’s Day One Biopharmaceuticals DAWN Stock Holding History

Water Island Capital’s Portfolio DAWN Stock Details DAWN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-944,247	Closed	-$20.2M	–	100
2026 Q1	$20.2M	Buy	+944,247	New	+$13.3M	2.26%	17

Other funds holding DAWN

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Water Island Capital's DAWN Position: Q2 2026 in Review

Water Island Capital sold out of Day One Biopharmaceuticals (DAWN) in Q2 2026, closing a stake of 944,247 shares — an estimated $20.2M sold.

Water Island Capital first reported a position in DAWN in Q1 2026 and held it in 1 quarter. The position peaked at $20.2M in Q1 2026. 1 fund tracked by Wall St. Rank holds DAWN as of Q2 2026.

Water Island Capital reported no remaining Day One Biopharmaceuticals position as of Q2 2026 after selling out during the quarter.
Water Island Capital sold 944,247 Day One Biopharmaceuticals shares in Q2 2026, an estimated $20.2M.
Water Island Capital first reported a position in Day One Biopharmaceuticals in Q1 2026 and held it in 1 quarter.
Water Island Capital's Day One Biopharmaceuticals position peaked at $20.2M in Q1 2026.
1 fund tracked by Wall St. Rank held Day One Biopharmaceuticals as of Q2 2026.

Based on Water Island Capital's 13F filing for Q2 2026, filed 14 Aug 2026.