InsiderTrades

ARCH Venture Fund IX, L.P.

SEC CIK 1666306 · EDGAR

Buying vs selling by month open-market trades, last 24 months, all 2 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
BOLDBoundless Bio, Inc.10% 16.0K — $39.8K 22026-07-012026-07-01
VIRVir Biotechnology, Inc.10% 6.71M — — 42022-08-122022-08-24

Most active insiders at BOLD, 12 months

#InsiderTitleBoughtSold
1 TANG KEVIN10% $1.52M$54.4K
2 ARCH Venture Fund IX, L.P.10% —$39.8K
3 CRANDELL KEITH10% —$39.8K

Transactions 6

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DI 2026-07-06 17:43 2026-07-01 BOLD Boundless Bio, Inc. ARCH Venture Fund IX, L.P. 10% M - OptEx $1.03 +16.0K 16.0K New +$16.5K
DI 2026-07-06 17:43 2026-07-01 BOLD Boundless Bio, Inc. ARCH Venture Fund IX, L.P. 10% S - Sale+OE $2.49 -16.0K 0 -100% -$39.8K
MI 2022-08-26 2022-08-24+ VIR Vir Biotechnology, Inc. ARCH Venture Fund IX, L.P. 10% J - Other $0.00 -994.1K 6.71M -13% $0
M 2022-08-26 2022-08-24+ VIR Vir Biotechnology, Inc. ARCH Venture Fund IX, L.P. 10% J - Other $0.00 +29.1K 23.2K New $0
MI 2022-08-16 2022-08-12+ VIR Vir Biotechnology, Inc. ARCH Venture Fund IX, L.P. 10% J - Other $0.00 -1.49M 40.5K -97% $0
M 2022-08-16 2022-08-12+ VIR Vir Biotechnology, Inc. ARCH Venture Fund IX, L.P. 10% J - Other $0.00 +43.7K 155.3K +39% $0

Purchase Sale Sale after option exercise All abbreviations