Xianzhi Sean Fan - Apr 1, 2025 Form 4 Insider Report for RAMBUS INC (RMBS)

Role: EVP, COO
Signature: /s/Brian Wu, by power of attorney
Stock symbol: RMBS
Transactions as of: Apr 1, 2025
Transactions value $: -$182,806
Form type: 4
Date filed: 4/3/2025, 03:08 PM
Previous filing: Feb 19, 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RMBS	Common Stock	Award	$0	+47.8K	+50.95%	$0.00	142K	Apr 1, 2025	Direct	F1
transaction	RMBS	Common Stock	Tax liability	-$183K	-3.5K	-2.47%	$52.29	138K	Apr 1, 2025	Direct	F2

Showing 1 to 2 of 2 entries

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The shares are represented by RSUs which vest in four equal annual installments beginning on April 1, 2026 or the first business trading day thereafter. Each RSU represents a contingent right to receive one share of RMBS common stock.
F2	The shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted stock units, or RSUs.