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MILLENNIUM MANAGEMENT LLC

Position in ANRO — Alto Neuroscience, Inc.

CIK 1273087 NEW YORK, NY

Position in ANRO

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$14,734,064
-$3,744,091 QoQ
Shares Held
558,320
-32.1% QoQ
Ownership
1.42%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#17
of 114 holders
Holding Since
Mar 2024
9 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ANRO Over Time

Shares Held

Position Value (USD)

Derivatives in ANRO

reported options exposure · as of Sep 30, 2024
CallValue
$0
CallShares
0
PutValue
$369,512
PutShares
32,300

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Jun 30, 2026

MILLENNIUM MANAGEMENT LLC holds $4,631,421,099 across 322 Biotechnology names. ANRO ranks #73 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ANRO

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $14,734,064 558,320
2026-03-31 $18,478,155 821,982
2025-12-31 $11,213,733 629,985
2025-09-30 $1,269,347 315,758
2025-06-30 $666,296 302,862
2025-03-31 $34,946 16,179
2024-09-30 $369,512 32,300
2024-06-30 $179,998 16,838
2024-03-31 $1,829,965 119,216