SC 13G/A: Alto Neuroscience, Inc.
Ticker: ANRO · Form: SC 13G/A · Filed: 2024-11-14T00:00:00.000Z
Sentiment: neutral
Topics: sc-13g-a
AI Summary
SC 13G/A filing by Alto Neuroscience, Inc..
Risk Assessment
Risk Level: low
From the Filing
0001104659-24-119284.txt : 20241114 0001104659-24-119284.hdr.sgml : 20241114 20241114174611 ACCESSION NUMBER: 0001104659-24-119284 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20241114 DATE AS OF CHANGE: 20241114 GROUP MEMBERS: PETER KOLCHINSKY GROUP MEMBERS: RA CAPITAL HEALTHCARE FUND, L.P. GROUP MEMBERS: RAJEEV SHAH SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Alto Neuroscience, Inc. CENTRAL INDEX KEY: 0001999480 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 834210124 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-94343 FILM NUMBER: 241464721 BUSINESS ADDRESS: STREET 1: 650 CASTRO STREET, SUITE 450 CITY: MOUNTAIN VIEW STATE: CA ZIP: 94041 BUSINESS PHONE: 773-255-5012 MAIL ADDRESS: STREET 1: 650 CASTRO STREET, SUITE 450 CITY: MOUNTAIN VIEW STATE: CA ZIP: 94041 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: RA CAPITAL MANAGEMENT, L.P. CENTRAL INDEX KEY: 0001346824 ORGANIZATION NAME: IRS NUMBER: 830406777 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 200 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 617-778-2500 MAIL ADDRESS: STREET 1: 200 BERKELEY STREET, 18TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 FORMER COMPANY: FORMER CONFORMED NAME: RA CAPITAL MANAGEMENT, LLC DATE OF NAME CHANGE: 20051213 SC 13G/A 1 tm2427451d9_sc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Alto Neuroscience, Inc. (Name of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securities) 02157Q109 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ¨ Rule 13d-1(b) x Rule 13d-1(c) ¨ Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). CUSIP No. 02157Q109 1 Names of Reporting Persons I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) RA Capital Management, L.P. 2 Check the Appropriate Box if a Member of a Group (See Instructions) (a) ¨ (b) ¨ 3 SEC Use Only 4 Citizenship or Place of Organization Delaware NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5 Sole Voting Power 0 6 Shared Voting Power 2,075,154 7 Sole Dispositive Power 0 8 Shared Dispositive Power 2,075,154 9 Aggregate Amount Beneficially Owned by Each Reporting Person 2,075,154 10 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ¨ 11 Percent of Class Represented by Amount in Row (9) 7.7% 12 Type of Reporting Person (See Instructions) IA, PN CUSIP No. 02157Q109 1 Names of Reporting Persons I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Peter Kolchinsky 2 Check the Appropriate Box if a Member of a Group (See Instructions) (a) ¨ (b) ¨ 3 SEC Use Only 4 Citizenship or Place of Organization United States NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5 Sole Voting Power 0 6 Shared Voting Power 2,075,154 7 Sole Dispositive Power 0 8 Shared Dispositive Power 2,075,154 9 Aggregate Amount Beneficially Owned by Each Reporting Person 2,075,154 10 Check if th