ACM
ATAI

ADAR1 Capital Management’s AtaiBeckley Inc ATAI Stock Holding History

ADAR1 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 		$4.81M Hold
913,242
– – 0.22% 103
2026
Q1 		$3.23M Hold
913,242
– – 0.19% 103
2025
Q4 		$3.74M Hold
913,242
– – 0.27% 69
2025
Q3 		$4.83M Buy
+913,242
New +$3.71M 0.45% 49
2025
Q1 		– Sell
-100,000
Closed -$133K – 214
2024
Q4 		$133K Buy
+100,000
New +$133K 0.03% 171

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

ADAR1 Capital Management's ATAI Position: Q2 2026 in Review

ADAR1 Capital Management held its AtaiBeckley Inc (ATAI) position steady in Q2 2026 at 913,242 shares worth $4.81M. The position accounts for 0.22% of the portfolio, ranked #103.

ADAR1 Capital Management first reported a position in ATAI in Q4 2024 and has held it in 5 quarters since. The position peaked at $4.83M in Q3 2025. 242 funds tracked by Wall St. Rank hold ATAI as of Q2 2026.

  • ADAR1 Capital Management held 913,242 shares of AtaiBeckley Inc worth $4.81M as of Q2 2026.
  • ADAR1 Capital Management left its AtaiBeckley Inc share count unchanged in Q2 2026.
  • AtaiBeckley Inc made up 0.22% of ADAR1 Capital Management's portfolio in Q2 2026, its #103 holding.
  • ADAR1 Capital Management first reported a position in AtaiBeckley Inc in Q4 2024 and has held it in 5 quarters since.
  • ADAR1 Capital Management's AtaiBeckley Inc position peaked at $4.83M in Q3 2025.
  • 242 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.