Marshall Wace
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Marshall Wace’s Alto Neuroscience ANRO Stock Holding History

Marshall Wace’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
Q1 		$3.96M Sell
176,347
-16,762
-9% -$311K ﹤0.01% 1413
2025
Q4 		$3.44M Sell
193,109
-632,116
-77% -$7.96M ﹤0.01% 1324
2025
Q3 		$3.32M Sell
825,225
-112,182
-12% -$372K ﹤0.01% 1376
2025
Q2 		$2.06M Buy
937,407
+84,417
+10% +$201K ﹤0.01% 1552
2025
Q1 		$1.84M Buy
852,990
+15,616
+2% +$55.9K ﹤0.01% 1498
2024
Q4 		$3.54M Buy
+837,374
New +$5.23M ﹤0.01% 1214
2024
Q2 		– Sell
-21,293
Closed -$327K – 3044
2024
Q1 		$327K Buy
+21,293
New +$333K ﹤0.01% 2080

Other funds holding ANRO

AWG
Alpha Wave Global New York $791M AUM 113.77% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
SSC
Spruce Street Capital New York $416M AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
VC
Vivo Capital Palo Alto, California $1.2B AUM 911.44% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Marshall Wace's ANRO Position: Q1 2026 in Review

Marshall Wace reduced its Alto Neuroscience (ANRO) stake by 8.7% in Q1 2026, selling an estimated $311K and leaving 176,347 shares worth $3.96M. The position accounts for ﹤0.01% of the portfolio, ranked #1413.

Marshall Wace first reported a position in ANRO in Q1 2024 and has held it in 7 quarters since. 110 funds tracked by Wall St. Rank hold ANRO as of Q1 2026.

  • Marshall Wace held 176,347 shares of Alto Neuroscience worth $3.96M as of Q1 2026.
  • Marshall Wace sold 16,762 Alto Neuroscience shares in Q1 2026, an estimated $311K.
  • Alto Neuroscience made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #1413 holding.
  • Marshall Wace first reported a position in Alto Neuroscience in Q1 2024 and has held it in 7 quarters since.
  • 110 funds tracked by Wall St. Rank held Alto Neuroscience as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.