Adage Capital Management Reports Stake in ARCA biopharma

TL;DR

Adage Capital Management just bought into ARCA biopharma, watch this space.

AI Summary

Adage Capital Management, L.P. has filed a Schedule 13D on April 5, 2024, reporting beneficial ownership of ARCA biopharma, Inc. common stock. The filing indicates a change in ownership or control, with Adage Capital Management, L.P. now holding a significant stake in the company. Specific details on the exact percentage of ownership and the total value of the holdings are not explicitly stated in this excerpt but are typically detailed within the full filing.

Why It Matters

This filing signals a significant investment by Adage Capital Management in ARCA biopharma, potentially indicating the investor's belief in the company's future prospects or a strategy to influence corporate actions.

Risk Assessment

Risk Level: medium — Schedule 13D filings often precede significant corporate events or activist investor actions, which can introduce volatility.

Key Players & Entities

• Adage Capital Management, L.P. (company) — Filing entity
• ARCA biopharma, Inc. (company) — Subject company
• Robert Atchinson (person) — Authorized to receive notices
• Adage Capital Partners GP, L.L.C. (company) — Related entity to filer

FAQ

Key Financial Figures

• $0.0001 — me of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securitie
• $4,066,490 — e of business. A total of approximately $4,066,490 was paid to acquire the 1,200,000 share

Filing Documents

• p24-1381sc13d.htm (SC 13D) — 79KB
• p24-1381exhibit99.htm (EX-99) — 3KB
• 0000902664-24-002769.txt ( ) — 84KB

SIGNATURES

SIGNATURES After reasonable inquiry and to the best of his or its knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct. DATE: April 5, 2024 ADAGE CAPITAL MANAGEMENT, L.P. By: Adage Capital Partners LLC, its general partner /s/ Robert Atchinson Name: Robert Atchinson Title: Managing Member /s/ Robert Atchinson ROBERT ATCHINSON, individually /s/ Phillip Gross PHILLIP GROSS, individually CUSIP No. 00211Y506 SCHEDULE 13D Page 10 of 11 Pages SCHEDULE A GENERAL PARTNERS, CONTROL PERSONS, DIRECTORS AND EXECUTIVE OFFICERS OF CERTAIN REPORTING PERSONS The following sets forth the name, position, address, principal occupation and citizenship of each general partner, control person, director and/or executive officer of the applicable Reporting Persons (the " Instruction C Persons "). To the best of the Reporting Persons' knowledge, (i) none of the Instruction C Persons during the last five years has been convicted in a criminal proceeding (excluding traffic violations or other similar misdemeanors) or been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws and (ii) none of the Instruction C Persons owns any shares of Common Stock or is party to any contract or agreement as would require disclosure in this Schedule 13D, except to the extent such Instruction C Person is a Reporting Person in which case such Instruction C Person's beneficial REPORTING PERSON: ADAGE CAPITAL MANAGEMENT, L.P. (" ACM ") Adage Capital Partners L.L.C. (" ACPLLC ") serves as the general partner of ACM. Its business address is c/o Adage Capita

View Full Filing

View this SC 13D filing on SEC EDGAR