Alto Neuroscience, Inc. · NYSE:ANRO

EcoR1 Capital, LLC reported a 5.80% stake in Alto Neuroscience, Inc. (Schedule 13G)

Event Jul 13, 2026 · Filed Jul 20, 2026

EcoR1 Capital, LLC reported a 5.80% stake in Alto Neuroscience, Inc., 2,232,000 shares, as a passive investor on Jul 13, 2026. Filed Jul 20, 2026 (Schedule 13G).

Stake
5.80%
Shares
2,232,000
Intent
Passive
What changed
Crossed above 5%
Filed together
3 holders

The filing in full

HolderStakeShares
EcoR1 Capital, LLC5.80%2,232,000
Oleg Nodelman5.80%2,232,000
EcoR1 Capital Fund Qualified, L.P.5.30%2,065,935

Source

View original at SEC

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