ARCH Venture Fund VII, L.P.

CIK 1402439 · last filed 2020-12-22

ARCH Venture Fund VII, L.P. is a corporate insider who has filed 4 SEC Form 4 insider transactions across 4 companies since 2013. The most recent filing, for MASS, was dated Dec 22, 2020. Across all open-market trades the lifetime net is +$58.5M, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $50.4M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$50.45M

Companies

4

Total Filings

4

Lifetime Open-Market Net

$58.50M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
MASS 10%+ Owner 5,725,045 $8.27 $47.35M $30.00M 1 2020-12-22
SYRS 10%+ Owner 4,637,137 $0.00 $1.9K $25.00M 1 2016-07-07
PULM 10%+ Owner 2,213,706 $1.40 $3.10M $3.50M 1 2015-06-17
bluebird bio, Inc. (BLUE) Delisted 10%+ Owner 1,793,588 $4.97 $8.91M $0 1 2013-06-26

Recent Filings

4 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2020-12-22 MASS Mixed +28,625,225 $30.00M EDGAR
2016-07-07 SYRS Mixed +22,119,020 $25.00M EDGAR
2015-06-17 PULM Mixed +16,005,192 $3.50M EDGAR
2013-06-26 bluebird bio, Inc. (BLUE) Delisted Conv (C) +10,761,528 $0 EDGAR
Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.