Jennison Associates
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Jennison Associates’s Alto Neuroscience ANRO Stock Holding History

Jennison Associates’s Portfolio ANRO Stock Details ANRO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-386,426
Closed -$8.69M – 636
2026
Q1 		$8.69M Buy
+386,426
New +$7.16M 0.01% 394
2024
Q4 		– Sell
-832,290
Closed -$9.52M – 638
2024
Q3 		$9.52M Buy
832,290
+370,612
+80% +$4.54M 0.01% 392
2024
Q2 		$4.94M Buy
461,678
+3,079
+0.7% +$40.1K ﹤0.01% 423
2024
Q1 		$7.04M Buy
+458,599
New +$7.18M ﹤0.01% 416

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PA
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Adage Capital Partners
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Vanguard Capital Management
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SSC
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VC
Vivo Capital Palo Alto, California $1.1B AUM 799.93% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return

Jennison Associates's ANRO Position: Q2 2026 in Review

Jennison Associates sold out of Alto Neuroscience (ANRO) in Q2 2026, closing a stake of 386,426 shares — an estimated $8.69M sold.

Jennison Associates first reported a position in ANRO in Q1 2024 and held it in 4 quarters. The position peaked at $9.52M in Q3 2024. 114 funds tracked by Wall St. Rank hold ANRO as of Q2 2026.

  • Jennison Associates reported no remaining Alto Neuroscience position as of Q2 2026 after selling out during the quarter.
  • Jennison Associates sold 386,426 Alto Neuroscience shares in Q2 2026, an estimated $8.69M.
  • Jennison Associates first reported a position in Alto Neuroscience in Q1 2024 and held it in 4 quarters.
  • Jennison Associates's Alto Neuroscience position peaked at $9.52M in Q3 2024.
  • 114 funds tracked by Wall St. Rank held Alto Neuroscience as of Q2 2026.

Based on Jennison Associates's 13F filing for Q2 2026, filed 3 Aug 2026.