ARCH Venture Partners IX, LLC

Entity
Company
Business address
8755 W. Higgins Road, Suite 1025, 60631 Chicago, IL
Phone
773-380-6600
State of incorporation
DE
Fiscal year end
December 31
Insider ownership signature
ARCH Venture Partners IX, LLC, By: /s/ Mark McDonnell, as Attorney-in-Fact for Robert Nelsen, Managing Director
All SEC filings
View on sec.gov
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ARCH Venture Partners IX, LLC has filed 37 SEC EDGAR filings since 2/7/2019

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jul 29, 2025 Jul 25, 2025 001-40502
4 Open Document Open Filing 4 Apr 4, 2024 Apr 2, 2024 001-41989
3 Open Document Open Filing 3 Mar 27, 2024 Mar 27, 2024 001-41989
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Feb 12, 2024 Feb 8, 2024 001-39941
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Sep 7, 2022 Sep 2, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Sep 1, 2022 Aug 30, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Aug 26, 2022 Aug 24, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Aug 22, 2022 Aug 18, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Aug 16, 2022 Aug 12, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jun 10, 2022 Jun 8, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jun 6, 2022 Jun 2, 2022 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Dec 22, 2021 Dec 20, 2021 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Dec 1, 2021 Nov 29, 2021 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Nov 24, 2021 Nov 22, 2021 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jul 6, 2021 Jul 1, 2021 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jul 2, 2021 Jun 30, 2021 001-39208
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jun 29, 2021 Jun 25, 2021 001-39208
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jun 24, 2021 Jun 22, 2021 001-39083
4 Open Document Open Filing FORM 4 SUBMISSION Jun 23, 2021 Jun 21, 2021 001-40502
3 Open Document Open Filing FORM 3 SUBMISSION Jun 16, 2021 Jun 16, 2021 001-40502
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Apr 15, 2021 Apr 13, 2021 001-38958
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Apr 9, 2021 Apr 7, 2021 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Apr 2, 2021 Mar 31, 2021 001-39208
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Apr 1, 2021 Mar 30, 2021 001-39083
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Mar 22, 2021 Mar 18, 2021 001-39208
4 Open Document Open Filing FORM 4 SUBMISSION Feb 10, 2021 Feb 8, 2021 001-39941
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021 001-39941
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jan 12, 2021 Jan 8, 2021 001-38958
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Nov 16, 2020 Nov 12, 2020 001-38958
4 Open Document Open Filing FORM 4 SUBMISSION Feb 11, 2020 Feb 10, 2020 001-39208
3 Open Document Open Filing FORM 3 SUBMISSION Feb 5, 2020 Feb 5, 2020 001-39208
4 Open Document Open Filing FORM 4 SUBMISSION Oct 18, 2019 Oct 16, 2019 001-39083
3 Open Document Open Filing FORM 3 SUBMISSION Oct 10, 2019 Oct 10, 2019 001-39083
4 Open Document Open Filing FORM 4 SUBMISSION Jul 2, 2019 Jul 2, 2019 001-38958
3 Open Document Open Filing FORM 3 SUBMISSION Jun 27, 2019 Jun 27, 2019 001-38958
4 Open Document Open Filing FORM 4 SUBMISSION Feb 12, 2019 Feb 12, 2019 001-38796
3 Open Document Open Filing FORM 3 SUBMISSION Feb 7, 2019 Feb 7, 2019 001-38796