John Shinn - 01 Feb 2026 Form 4 Insider Report for RAMBUS INC (RMBS)

Signature
/s/Brian Wu, by power of attorney
Issuer symbol
RMBS
Transactions as of
01 Feb 2026
Net transactions value
-$1,123,910
Form type
4
Filing time
03 Feb 2026, 21:19:48 UTC
Previous filing
05 Aug 2025
Next filing
04 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Shinn John SVP, General Counsel C/O RAMBUS INC, 4453 NORTH FIRST ST, SUITE 100, SAN JOSE /s/Brian Wu, by power of attorney 03 Feb 2026 0001847137

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction RMBS Common Stock Award $0 +17,276 +86% $0.000000 37,464 01 Feb 2026 Direct F1
transaction RMBS Common Stock Tax liability $1,123,910 -9,884 -26% $113.71 27,580 01 Feb 2026 Direct F2
* 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 performance restricted stock units, or PRSUs, all of which vest on February 1, 2026 based upon assessed achievement of the Company's performance metrics and continued service to the Company through the vesting date. Each PRSU 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.