Armstrong Brian

Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$548.5M

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
COIN	Coinbase Global, Inc.	$0	$548.5M	-$548.5M	0	Jan 5

COIN

Coinbase Global, Inc.

-$548.5M

Bought

Sold

$548.5M

Held

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

1 of 23 filings we hold was filed after the two-business-day deadline. The furthest past the deadline was 6 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Company	Past deadline	Largest line	Source
Nov 26, 2025	Dec 9, 2025	COINCoinbase Global, Inc.	6days	$2.8M	Filing ↗

COIN

Coinbase Global, Inc.

6days

Traded Nov 26, 2025 · filed Dec 9, 2025Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured

Trade history

The 150 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
Jan 5	COIN	Coinbase Global, Inc.	MEXER◷◆	40,000	—	—	—	Open the original filing on SEC.gov
Jan 5	COIN	Coinbase Global, Inc.	SSELL◷	287	$250.01	$71.8K