Wellington Management Group
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Wellington Management Group’s Alto Neuroscience ANRO Stock Holding History

Wellington Management Group’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 		$1.87M Buy
70,913
+11,114
+19% +$257K ﹤0.01% 1643
2026
Q1 		$1.34M Sell
59,799
-9,217
-13% -$171K ﹤0.01% 1620
2025
Q4 		$1.23M Buy
+69,016
New +$869K ﹤0.01% 1683
2025
Q1 		– Sell
-77,146
Closed -$326K – 2067
2024
Q4 		$326K Buy
77,146
+16,510
+27% +$103K ﹤0.01% 1869
2024
Q3 		$694K Buy
+60,636
New +$742K ﹤0.01% 1770

Other funds holding ANRO

AWG
Alpha Wave Global New York $6.24B AUM 59.73% 1-Year Est. Return
CC
Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SSC
Spruce Street Capital New York $510M AUM
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

Wellington Management Group's ANRO Position: Q2 2026 in Review

Wellington Management Group increased its Alto Neuroscience (ANRO) stake by 19% in Q2 2026, buying an estimated $257K and bringing the position to 70,913 shares worth $1.87M. The position accounts for ﹤0.01% of the portfolio, ranked #1643.

Wellington Management Group first reported a position in ANRO in Q3 2024 and has held it in 5 quarters since. 114 funds tracked by Wall St. Rank hold ANRO as of Q2 2026.

  • Wellington Management Group held 70,913 shares of Alto Neuroscience worth $1.87M as of Q2 2026.
  • Wellington Management Group bought 11,114 Alto Neuroscience shares in Q2 2026, an estimated $257K.
  • Alto Neuroscience made up ﹤0.01% of Wellington Management Group's portfolio in Q2 2026, its #1643 holding.
  • Wellington Management Group first reported a position in Alto Neuroscience in Q3 2024 and has held it in 5 quarters since.
  • 114 funds tracked by Wall St. Rank held Alto Neuroscience as of Q2 2026.

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