Boundless Bio, Inc.

Symbol
BOLD on Nasdaq
Entity
Company
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
10955 Alexandria Way, Suite 100, 92121 San Diego, CA
Phone
(858) 766-9912
State of incorporation
DE
Fiscal year end
December 31
Category
Non-accelerated filer
Smaller reporting company
Emerging growth company
All SEC filings
View on sec.gov
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Boundless Bio, Inc. has filed 111 SEC EDGAR filings since 3/12/2020

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open Document | Data Open Filing 10-Q Nov 5, 2025 Sep 30, 2025 001-41989
8-K Open Document | Data Open Filing 8-K Nov 5, 2025 Nov 5, 2025 001-41989
SCHEDULE 13G/A Open Document Open Filing Aug 14, 2025 005-94492
10-Q Open Document | Data Open Filing 10-Q Aug 5, 2025 Jun 30, 2025 001-41989
8-K Open Document | Data Open Filing 8-K Aug 5, 2025 Aug 5, 2025 001-41989
4 Open Document Open Filing 4 Jun 23, 2025 Jun 23, 2025
4 Open Document Open Filing 4 Jun 23, 2025 Jun 23, 2025
4 Open Document Open Filing 4 Jun 23, 2025 Jun 23, 2025
4 Open Document Open Filing 4 Jun 23, 2025 Jun 23, 2025
4 Open Document Open Filing 4 Jun 23, 2025 Jun 23, 2025
4 Open Document Open Filing 4 Jun 23, 2025 Jun 23, 2025
8-K Open Document | Data Open Filing 8-K Jun 23, 2025 Jun 23, 2025 001-41989
8-K Open Document | Data Open Filing 8-K May 23, 2025 May 23, 2025 001-41989
10-Q Open Document | Data Open Filing 10-Q May 9, 2025 Mar 31, 2025 001-41989
8-K Open Document | Data Open Filing 8-K May 9, 2025 May 9, 2025 001-41989
ARS Open Document Open Filing ARS Apr 29, 2025 Dec 31, 2024 001-41989
DEFA14A Open Document Open Filing DEFA14A Apr 29, 2025 001-41989
DEF 14A Open Document | Data Open Filing DEF 14A Apr 29, 2025 Jun 23, 2025 001-41989
EFFECT Open Document Open Filing Apr 10, 2025 333-286302
CORRESP Open Document Open Filing Apr 8, 2025
UPLOAD Open Document Open Filing Apr 8, 2025 333-286302
8-K Open Document | Data Open Filing 8-K Apr 1, 2025 Apr 1, 2025 001-41989
S-3 Open Document Open Filing S-3 Apr 1, 2025 333-286302
10-K Open Document | Data Open Filing 10-K Mar 27, 2025 Dec 31, 2024 001-41989
8-K Open Document | Data Open Filing 8-K Mar 27, 2025 Mar 27, 2025 001-41989
4 Open Document Open Filing 4 Feb 3, 2025 Feb 3, 2025
3 Open Document Open Filing 3 Feb 3, 2025 Feb 3, 2025
4 Open Document Open Filing 4 Jan 23, 2025 Jan 22, 2025
4 Open Document Open Filing 4 Jan 23, 2025 Jan 22, 2025
4 Open Document Open Filing 4 Jan 23, 2025 Jan 22, 2025
4 Open Document Open Filing 4 Jan 23, 2025 Jan 22, 2025
UPLOAD Open Document Open Filing Jan 23, 2025 005-94492
8-K Open Document | Data Open Filing 8-K Dec 12, 2024 Dec 6, 2024 001-41989
10-Q Open Document | Data Open Filing 10-Q Nov 7, 2024 Sep 30, 2024 001-41989
8-K Open Document | Data Open Filing 8-K Nov 7, 2024 Nov 7, 2024 001-41989
SC 13D Open Document Open Filing ARCH VENTURE FUND IX, L.P. - BOUNDLESS BIO -- SCH 13D Oct 29, 2024 005-94492
3 Open Document Open Filing 3 Oct 15, 2024 Oct 11, 2024
8-K Open Document | Data Open Filing 8-K Oct 15, 2024 Oct 11, 2024 001-41989
4 Open Document Open Filing 4 Aug 20, 2024 Aug 19, 2024
4 Open Document Open Filing 4 Aug 20, 2024 Aug 19, 2024
4 Open Document Open Filing 4 Aug 20, 2024 Aug 19, 2024
4 Open Document Open Filing 4 Aug 20, 2024 Aug 19, 2024
4 Open Document Open Filing 4 Aug 20, 2024 Aug 19, 2024
4 Open Document Open Filing 4 Aug 20, 2024 Aug 19, 2024
8-K Open Document | Data Open Filing 8-K Aug 20, 2024 Aug 19, 2024 001-41989
8-K Open Document | Data Open Filing 8-K Aug 12, 2024 Aug 12, 2024 001-41989
10-Q Open Document | Data Open Filing 10-Q Aug 12, 2024 Jun 30, 2024 001-41989
4 Open Document Open Filing 4 Jun 20, 2024 Jun 20, 2024
10-Q Open Document | Data Open Filing 10-Q May 13, 2024 Mar 31, 2024 001-41989
8-K Open Document | Data Open Filing 8-K May 13, 2024 May 13, 2024 001-41989
SC 13G Open Document Open Filing SC 13G Apr 12, 2024 005-94492
SC 13G Open Document Open Filing SC 13G Apr 12, 2024 005-94492
SC 13G Open Document Open Filing Apr 10, 2024 005-94492
SC 13G Open Document Open Filing SC 13G Apr 9, 2024 005-94492
4 Open Document Open Filing 4 Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing 4 Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing 4 Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing 4 Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing Apr 2, 2024 Apr 2, 2024
8-K Open Document | Data Open Filing 8-K Apr 2, 2024 Apr 2, 2024 001-41989
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
4 Open Document Open Filing 4 Mar 29, 2024 Mar 27, 2024
S-8 Open Document Open Filing S-8 Mar 28, 2024 333-278354
424B4 Open Document Open Filing 424B4 Mar 28, 2024 333-277696
EFFECT Open Document Open Filing Mar 27, 2024 333-277696
3 Open Document Open Filing Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024
CERT Open Document Open Filing Mar 27, 2024 001-41989
CORRESP Open Document Open Filing Mar 25, 2024
CORRESP Open Document Open Filing Mar 25, 2024
8-A12B Open Document Open Filing 8-A12B Mar 22, 2024 001-41989
S-1/A Open Document Open Filing S-1/A Mar 21, 2024 333-277696
CORRESP Open Document Open Filing Mar 15, 2024
UPLOAD Open Document Open Filing Mar 13, 2024 377-06851
CORRESP Open Document Open Filing Mar 8, 2024
CORRESP Open Document Open Filing Mar 6, 2024
S-1 Open Document Open Filing S-1 Mar 6, 2024 333-277696
UPLOAD Open Document Open Filing Jan 29, 2024 377-06851
DRS/A Open Document Open Filing Jan 23, 2024 377-06851
DRSLTR Open Document Open Filing Oct 11, 2023
DRS/A Open Document Open Filing Oct 11, 2023 377-06851
UPLOAD Open Document Open Filing Sep 29, 2023 377-06851
DRS Open Document Open Filing Sep 1, 2023 377-06851
D Open Document Open Filing Aug 15, 2023 021-489721
D Open Document Open Filing May 4, 2021 021-398232
D Open Document Open Filing Mar 12, 2020 021-362715