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Brummer Multi-Strategy’s AtaiBeckley Inc ATAI Stock Holding History

Brummer Multi-Strategy’s Portfolio ATAI Stock Details ATAI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$975K Buy
275,409
+40,494
+17% +$152K 4.06% 7
2025
Q4 		$961K Buy
+234,915
New +$1.11M 5.81% 8

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