Atlas Venture Opportunity Fund II, L.P. SEC EDGAR Filings (CIK 0001885327)

SEC EDGAR filings, ownership reports, and insider transactions for Atlas Venture Opportunity Fund II, L.P..

Business address
300 Technology Square, 8 Th Floor, Cambridge, MA, 02139
Top holdings (ownership)
DYN, DAWN, IRON, and KRRO
State of incorporation
DE
Fiscal year end
31 December
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Atlas Venture Opportunity Fund II, L.P. has filed 34 SEC EDGAR filings since 01 Oct 2021

Latest Filings

Recent SEC filings for Atlas Venture Opportunity Fund II, L.P. including 144, 4, 3 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open 144 document View SEC filing for 144 17 Dec 2025
144 Open 144 document View SEC filing for 144 16 Dec 2025
144 Open 144 document View SEC filing for 144 16 Dec 2025
144 Open 144 document View SEC filing for 144 15 Dec 2025
144 Open 144 document View SEC filing for 144 15 Dec 2025
144 Open 144 document View SEC filing for 144 12 Dec 2025
144 Open 144 document View SEC filing for 144 21 Oct 2025
144 Open 144 document View SEC filing for 144 20 Oct 2025
144 Open 144 document View SEC filing for 144 17 Oct 2025
144 Open 144 document View SEC filing for 144 17 Oct 2025
144 Open 144 document View SEC filing for 144 16 Oct 2025
144 Open 144 document View SEC filing for 144 14 Oct 2025
144 Open 144 document View SEC filing for 144 10 Oct 2025
144 Open 144 document View SEC filing for 144 06 Oct 2025
144 Open 144 document View SEC filing for 144 03 Oct 2025
144 Open 144 document View SEC filing for 144 01 Oct 2025
144 Open 144 document View SEC filing for 144 30 Sep 2025
144 Open 144 document View SEC filing for 144 29 Sep 2025
4 Open 4 document View SEC filing for 4 4 10 Feb 2025 10 Feb 2025 001-42504
3 Open 3 document View SEC filing for 3 3 06 Feb 2025 06 Feb 2025 001-42504
4 Open 4 document View SEC filing for 4 23 Apr 2024 22 Apr 2024 001-39062
3 Open 3 document View SEC filing for 3 3 27 Mar 2024 25 Mar 2024 001-38433
4 Open 4 document View SEC filing for 4 05 Mar 2024 01 Mar 2024 001-39509
144 Open 144 document View SEC filing for 144 01 Mar 2024
4 Open 4 document View SEC filing for 4 28 Feb 2024 26 Feb 2024 001-39509
4 Open 4 document View SEC filing for 4 23 Feb 2024 21 Feb 2024 001-39509
144 Open 144 document View SEC filing for 144 23 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Jan 2024 23 Jan 2024 001-39438
144 Open 144 document View SEC filing for 144 23 Jan 2024
3 Open 3 document View SEC filing for 3 3 07 Nov 2023 03 Nov 2023 001-39062
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 Jan 2023 29 Dec 2022 001-39438
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Dec 2022 12 Dec 2022 001-39509
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 22 Jun 2022 17 Jun 2022 001-40431
D Open D document View SEC filing for D 01 Oct 2021 021-415392

About this filer

Atlas Venture Opportunity Fund II, L.P. files with the SEC under CIK 0001885327. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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