Rivian Automotive, Inc. / DE 4

Chief Administrative Officer Michael John Callahan had 42,082 Rivian Class A shares withheld for taxes upon RSU vesting, leaving him with 1,031,776 shares owned.

On August 15, 2026, Rivian Automotive, Inc. Chief Administrative Officer Michael John Callahan had 42,082 shares of Class A Common Stock withheld by the company at a price of approximately $15.36 per share to satisfy tax withholding obligations arising from the vesting of 82,704 Restricted Stock Units. This Form 4 transaction, coded as an "F" (payment of tax liability by withholding securities), reflects a non-discretionary, compensation-related event rather than an open-market trade, and left Callahan with direct ownership of 1,031,776 shares of Rivian Class A Common Stock, whose value can be estimated using the same reference price.

Filing Facts

CIK

1874178

Ticker

RIVN

Form

4

Source Type

sec

Accession

0001262742-26-000012

Alert Tier

5