SG Americas Securities
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SG Americas Securities’s AtaiBeckley Inc ATAI Stock Holding History

SG Americas Securities’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
2025
Q4 		– Sell
-53,477
Closed -$283K – 3596
2025
Q3 		$283K Buy
53,477
+42,021
+367% +$171K ﹤0.01% 2527
2025
Q2 		$25K Sell
11,456
-16,167
-59% -$29K ﹤0.01% 2820
2025
Q1 		$38K Sell
27,623
-23,915
-46% -$40.2K ﹤0.01% 3297
2024
Q4 		$69K Buy
51,538
+1,199
+2% +$1.59K ﹤0.01% 2841
2024
Q3 		$58K Buy
50,339
+1,402
+3% +$1.87K ﹤0.01% 3213
2024
Q2 		$65K Buy
+48,937
New +$88.2K ﹤0.01% 2632
2023
Q4 		– Sell
-15,613
Closed -$20K – 3097
2023
Q3 		$20K Sell
15,613
-26,184
-63% -$44.9K ﹤0.01% 3044
2023
Q2 		$72K Sell
41,797
-25,230
-38% -$46.4K ﹤0.01% 2108
2023
Q1 		$121K Sell
67,027
-14,166
-17% -$24K ﹤0.01% 2790
2022
Q4 		$216K Sell
81,193
-3,269
-4% -$9.93K ﹤0.01% 2137
2022
Q3 		$280K Buy
84,462
+17,247
+26% +$70.9K ﹤0.01% 2043
2022
Q2 		$245K Buy
67,215
+3,469
+5% +$14.2K ﹤0.01% 2524
2022
Q1 		$324K Buy
63,746
+51,512
+421% +$286K ﹤0.01% 2150
2021
Q4 		$93K Buy
+12,234
New +$148K ﹤0.01% 3101

Other funds holding ATAI

Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
FCMV
Foresite Capital Management VI Larkspur, California $460M AUM 261.77% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
ABG
Ally Bridge Group New York $124M AUM 249.88% 1-Year Est. Return

SG Americas Securities's ATAI Position: Q4 2025 in Review

SG Americas Securities sold out of AtaiBeckley Inc (ATAI) in Q4 2025, closing a stake of 53,477 shares — an estimated $283K sold.

SG Americas Securities first reported a position in ATAI in Q4 2021 and held it in 14 quarters. The position peaked at $324K in Q1 2022. 138 funds tracked by Wall St. Rank hold ATAI as of Q4 2025.

  • SG Americas Securities reported no remaining AtaiBeckley Inc position as of Q4 2025 after selling out during the quarter.
  • SG Americas Securities sold 53,477 AtaiBeckley Inc shares in Q4 2025, an estimated $283K.
  • SG Americas Securities first reported a position in AtaiBeckley Inc in Q4 2021 and held it in 14 quarters.
  • SG Americas Securities's AtaiBeckley Inc position peaked at $324K in Q1 2022.
  • 138 funds tracked by Wall St. Rank held AtaiBeckley Inc as of Q4 2025.

Based on SG Americas Securities's 13F filing for Q4 2025, filed 9 Jan 2026.