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OrbiMed’s AtaiBeckley Inc ATAI Stock Holding History

OrbiMed’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 		$4.2M Buy
797,500
+450,500
+130% +$1.9M 0.08% 106
2026
Q1 		$1.23M Buy
+347,000
New +$1.31M 0.02% 110
2025
Q4 		– Sell
-347,000
Closed -$1.84M – 112
2025
Q3 		$1.84M Buy
+347,000
New +$1.41M 0.04% 99

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

OrbiMed's ATAI Position: Q2 2026 in Review

OrbiMed increased its AtaiBeckley Inc (ATAI) stake by 130% in Q2 2026, buying an estimated $1.9M and bringing the position to 797,500 shares worth $4.2M. The position accounts for 0.08% of the portfolio, ranked #106.

OrbiMed first reported a position in ATAI in Q3 2025 and has held it in 3 quarters since. 243 funds tracked by Wall St. Rank hold ATAI as of Q2 2026.

  • OrbiMed held 797,500 shares of AtaiBeckley Inc worth $4.2M as of Q2 2026.
  • OrbiMed bought 450,500 AtaiBeckley Inc shares in Q2 2026, an estimated $1.9M.
  • AtaiBeckley Inc made up 0.08% of OrbiMed's portfolio in Q2 2026, its #106 holding.
  • OrbiMed first reported a position in AtaiBeckley Inc in Q3 2025 and has held it in 3 quarters since.
  • 243 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q2 2026.

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