ARCH Venture Fund IX, L.P.

Ten-percent owner · BOLD

As of 2026-09-16, ARCH Venture Fund IX, L.P. has 3 Form 4 transactions on record across 1 company — 3 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Trades by company

BOLD · 3 trades
2026-07-01: Sale, 16,000 sh ($40K)2026-07-01: Option exercise, 16,000 sh ($16K)2026-07-01: Option exercise, 16,000 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-07-01BOLDSale16,000 @ $2.49$40K−100.0% of holding0Form 4
2 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-01BOLDOption exercise16,00016,000Form 4
2026-07-01BOLDOption exercise16,0000Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.