ARCH Venture Partners IX Overage, L.P.

10% owner at LOT78, INC. · on record since Mar 27, 2024
10% owner at Lyell Immunopharma, Inc. · on record since Jun 23, 2021
10% owner at Gossamer Bio, Inc. · on record since Feb 12, 2019
10% owner at Karuna Therapeutics, Inc. · on record since Jun 27, 2019
10% owner at Beam Therapeutics Inc. · on record since Feb 11, 2020
10% owner at Sana Biotechnology, Inc. · on record since Feb 10, 2021
10% owner at Vir Biotechnology, Inc. · on record since Oct 18, 2019

Insider trading activity of ARCH Venture Partners IX Overage, L.P.

Transactions on record: 18; since Apr 9, 2021

Open-market buys: 1; $12.5M

Open-market sells: 0

Companies traded: 3; last filing Mar 9, 2026

Figures computed from official regulatory filings — .

Companies where ARCH Venture Partners IX Overage, L.P. has traded

Lyell Immunopharma, Inc.1 tx · $12.5M · Mar 9, 2026
Vir Biotechnology, Inc.13 tx · Jun 10, 2022
Karuna Therapeutics, Inc.4 tx · Apr 15, 2021

Track record of ARCH Venture Partners IX Overage, L.P.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of ARCH Venture Partners IX Overage, L.P.

Co-insiders of ARCH Venture Partners IX Overage, L.P.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Lyell Immunopharma, Inc.Listing on record	Mar 9, 2026	Buy	488,090	25.61 USD	$12.5M	conv 69First in 12mo	SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	1,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	13,076	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	-217,781	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	2,952	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	-282,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	-75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	958	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	306	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	-75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	1,019	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	3,161	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	3,161	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-282,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	1,019	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-217,781	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-282,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-217,781	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Lyell Immunopharma, Inc.Listing on record	Mar 9, 2026	Buy	488,090	25.61 USD	$12.5M	conv 69First in 12mo	SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	1,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	13,076	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	-217,781	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	2,952	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Jun 10, 2022	Other	-282,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	-75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	958	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	306	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Karuna Therapeutics, Inc.Listing unverified	Apr 15, 2021	Other	-75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	1,019	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	3,161	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	3,161	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-282,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	1,019	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-217,781	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-282,219	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vir Biotechnology, Inc.Listing on record	Apr 9, 2021	Other	-217,781	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC