Atara Biotherapeutics Inc. (ATRA)

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Hedge Fund Holdings

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Last updated on November 25, 2025, 4:33pm based on SEC 13F filings Last update: November 25, 2025, 4:33pm

No.	Hedge Fund	Shares	Value	Activity	% Port
1.	EcoR1 Capital Oleg Nodelman	573,183	$8,213,712		0.39%
2.	Redmile Group Jeremy Green	441,701	$6,329,575		0.62%
3.	Marshall Wace LLP Paul Marshall And Ian Wace	115,796	$1,659,357	+174%	0%
4.	Renaissance Technologies Jim Simons	18,936	$271,353	+12%	0%
5.	Citadel Investment Group Ken Griffin	0	$0		0%