Renaissance Technologies
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Renaissance Technologies’s Alto Neuroscience ANRO Stock Holding History

Renaissance Technologies’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 		$2.33M Buy
103,499
+6,100
+6% +$113K ﹤0.01% 1822
2025
Q4 		$1.73M Buy
97,399
+21,627
+29% +$272K ﹤0.01% 1956
2025
Q3 		$305K Buy
75,772
+41,072
+118% +$136K ﹤0.01% 2988
2025
Q2 		$76.3K Buy
+34,700
New +$82.6K ﹤0.01% 3339

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

Renaissance Technologies's ANRO Position: Q1 2026 in Review

Renaissance Technologies increased its Alto Neuroscience (ANRO) stake by 6.3% in Q1 2026, buying an estimated $113K and bringing the position to 103,499 shares worth $2.33M. The position accounts for ﹤0.01% of the portfolio, ranked #1822.

Renaissance Technologies first reported a position in ANRO in Q2 2025 and has held it in 4 quarters since. 110 funds tracked by Wall St. Rank hold ANRO as of Q1 2026.

  • Renaissance Technologies held 103,499 shares of Alto Neuroscience worth $2.33M as of Q1 2026.
  • Renaissance Technologies bought 6,100 Alto Neuroscience shares in Q1 2026, an estimated $113K.
  • Alto Neuroscience made up ﹤0.01% of Renaissance Technologies's portfolio in Q1 2026, its #1822 holding.
  • Renaissance Technologies first reported a position in Alto Neuroscience in Q2 2025 and has held it in 4 quarters since.
  • 110 funds tracked by Wall St. Rank held Alto Neuroscience as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.