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MAI Capital Management’s AtaiBeckley Inc ATAI Stock Holding History

MAI Capital Management’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
Q2 		$188K Buy
35,608
+34,706
+3,848% +$146K ﹤0.01% 1824
2026
Q1 		$3.19K Buy
902
+102
+13% +$384 ﹤0.01% 3731
2025
Q4 		$3.27K Sell
800
-2,771
-78% -$13.1K ﹤0.01% 3271
2025
Q3 		$18.9K Buy
3,571
+3,271
+1,090% +$13.3K ﹤0.01% 2425
2025
Q2 		$657 Hold
300
– – ﹤0.01% 3722
2025
Q1 		$408 Hold
300
– – ﹤0.01% 3252
2024
Q4 		$399 Buy
+300
New +$399 ﹤0.01% 3313

Other funds holding ATAI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CS
Candriam SCA Strassen, Luxembourg, Luxembourg $22.2B AUM 58.34% 1-Year Est. Return

MAI Capital Management's ATAI Position: Q2 2026 in Review

MAI Capital Management increased its AtaiBeckley Inc (ATAI) stake by 3,848% in Q2 2026, buying an estimated $146K and bringing the position to 35,608 shares worth $188K. The position accounts for ﹤0.01% of the portfolio, ranked #1824.

MAI Capital Management first reported a position in ATAI in Q4 2024 and has held it in 7 quarters since. 242 funds tracked by Wall St. Rank hold ATAI as of Q2 2026.

  • MAI Capital Management held 35,608 shares of AtaiBeckley Inc worth $188K as of Q2 2026.
  • MAI Capital Management bought 34,706 AtaiBeckley Inc shares in Q2 2026, an estimated $146K.
  • AtaiBeckley Inc made up ﹤0.01% of MAI Capital Management's portfolio in Q2 2026, its #1824 holding.
  • MAI Capital Management first reported a position in AtaiBeckley Inc in Q4 2024 and has held it in 7 quarters since.
  • 242 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q2 2026.

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