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ANRO · Healthcare

Alto Neuroscience Inc

USA Healthcare Filing: 2026-03-31
16/100
Smart-money confidence1 of 3 sources positive
Bearish — money moving out

No standout activity across the feeds we track.

Hedge funds
22
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Market cap
$1.3B
Industry
Biotechnology
Sector
Healthcare
Exchange
NYSE
About ALTO NEUROSCIENCE INC

Alto Neuroscience, Inc. operates as a clinical-stage biopharmaceutical company in the United States. The company's product pipeline includes ALTO-100, which is in Phase 2b clinical trial for the treatment of patients with bipolar depression (BPD). It also develops ALTO-300, a small molecule melatonergic agonist and serotonergic antagonist with antidepressant properties, which is in Phase 2b clinical trial to treat patients with major depressive disorder (MDD); ALTO-101, a novel small molecule phosphodiesterase 4 inhibitor that is in Phase 2 proof-of-concept (POC) trial for the treatment of…

Who's behind the signal
Every informed buyer we can see on ANRO, across all three feeds.
Hedge funds · 4
Alkeon Capital Management Decreased −52%
Point72 (Steve Cohen) Decreased −69%
D.E. Shaw & Co Decreased −64%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. ALTO NEUROSCIENCE INC isn't in the top-10 model right now, but 4 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
4
Investors
0
New positions
1
Increasing
3
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.0×
Increased +30%
% of portfolio
0.0%
Position change
+30%
0.0% of Millennium Management's portfolio
Trust weight: 1.2×
Decreased −52%
% of portfolio
0.0%
Position change
−52%
0.0% of Alkeon Capital Management's portfolio
Trust weight: 1.1×
Decreased −69%
% of portfolio
0.0%
Position change
−69%
0.0% of Point72's portfolio
Trust weight: 1.0×
Decreased −64%
% of portfolio
0.0%
Position change
−64%
0.0% of D.E. Shaw & Co's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to ALTO NEUROSCIENCE INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell ALTO NEUROSCIENCE INC or any security.

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