Alto Neuroscience, Inc. - Common Stock, $0.0001 par value per share (ANRO)

Historical Holders from Q1 2024 to Q4 2025

Type / Class
Equity / Common Stock, $0.0001 par value per share
Symbol
ANRO on NYSE
Shares outstanding
32,553,745
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
16,755,091
Holdings value
$67,358,617
% of all portfolios
0%
Share change
-526,456
Value change
-$1,672,076
Average buys %
+0%
Average sells %
-0%
Number of holders
74
Price from insider filings
$0.6069
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Alto Neuroscience, Inc. - Common Stock, $0.0001 par value per share (ANRO) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Commodore Capital LP 9.8% $12,826,149 3,190,267 Commodore Capital LP 20 Oct 2025
ARMISTICE CAPITAL, LLC 7% $7,864,240 1,996,000 Armistice Capital, LLC 30 Jun 2025
PERCEPTIVE ADVISORS LLC 7.3% $7,718,845 1,989,393 Perceptive Advisors LLC 03 Oct 2025
Point72 Asset Management, L.P. 7% -20% $4,063,680 -$962,973 1,907,831 -19% Steven A. Cohen 31 Mar 2025
K2 HealthVentures Equity Trust LLC 5.6% $3,446,031 1,617,855 K2 HealthVentures Equity Trust LLC 13 Jan 2025
FMR LLC 4.7% $2,695,613 1,265,546 FMR LLC 31 Dec 2024
BlackRock, Inc. 2.1% $1,330,430 561,363 BlackRock, Inc. 30 Jun 2025
As of 30 Sep 2025, Alto Neuroscience, Inc. - Common Stock, $0.0001 par value per share (ANRO) has 74 institutional shareholders filing 13F forms. They hold 16,755,091 shares of 32,553,745 outstanding shares (51%) .

Top 25 institutional shareholders own 48% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
Alpha Wave Global, LP 11% 3,707,757 0% 1.5% $14,905,183
ARMISTICE CAPITAL, LLC 5% 1,636,000 +0.74% 0.21% $6,576,720
Point72 Asset Management, L.P. 4.1% 1,332,437 +0.2% 0.01% $5,356,397
FRANKLIN RESOURCES INC 3.6% 1,162,608 0% 0% $4,673,684
VANGUARD GROUP INC 3.4% 1,105,407 +1.9% 0% $4,443,737
Vestal Point Capital, LP 2.9% 950,000 0% 0.17% $3,819,000
MARSHALL WACE, LLP 2.5% 825,225 -12% 0% $3,317,405
72 Investment Holdings, LLC 2.1% 667,778 0% 4% $2,684,468
ALKEON CAPITAL MANAGEMENT LLC 1.5% 477,101 0% 0.01% $1,917,946
NORTHERN TRUST CORP 1.4% 461,285 -0.44% 0% $1,854,366
Integral Health Asset Management, LLC 1.2% 400,000 0% 0.12% $1,608,000
BlackRock, Inc. 1.1% 367,879 -35% 0% $1,478,873
MILLENNIUM MANAGEMENT LLC 0.97% 315,758 +4.3% 0% $1,269,347
Peapod Lane Capital LLC 0.87% 281,963 +1.1% 1% $1,136,116
AWM Investment Company, Inc. 0.86% 280,483 0% 0.11% $1,127,542
ORBIMED ADVISORS LLC 0.77% 250,000 0% 0.02% $1,005,000
GEODE CAPITAL MANAGEMENT, LLC 0.73% 237,900 +3.6% 0% $956,864
Almitas Capital LLC 0.6% 195,145 0% 0.18% $784,483
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.48% 155,676 +155% 0% $625,818
PERCEPTIVE ADVISORS LLC 0.48% 155,366 0.02% $624,571
TWO SIGMA ADVISERS, LP 0.46% 149,900 +82% 0% $602,598
UBS Group AG 0.43% 139,031 -68% 0% $558,905
STIFEL FINANCIAL CORP 0.37% 122,000 -3.8% 0% $490,455
TWO SIGMA INVESTMENTS, LP 0.36% 116,579 +161% 0% $468,648
Ikarian Capital, LLC 0.34% 110,000 0% 0.1% $442,199

Institutional Holders of Alto Neuroscience, Inc. - Common Stock, $0.0001 par value per share (ANRO) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price Investors
2025 Q4 0 $0 -$507 0
2025 Q3 16,755,091 $67,358,617 -$1,672,076 $4.02 74
2025 Q2 17,296,212 $38,050,471 -$7,942,287 $2.20 78
2025 Q1 20,845,367 $45,026,757 -$4,167,699 $2.16 83
2024 Q4 22,530,140 $95,292,259 -$45,543,089 $4.23 77
2024 Q3 22,939,574 $265,498,434 +$37,029,263 $11.44 82
2024 Q2 18,521,112 $197,990,962 +$26,158,573 $10.69 57
2024 Q1 15,942,939 $244,724,963 +$244,521,028 $15.35 51