John Shinn

CIK: 0001847137

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)10 (55.6%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (22.2%)

Compensation grants

Other (G, F, J, C, D, …)4 (22.2%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

RMBS

RAMBUS INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (18 total)

RMBS
RAMBUS INC
May 22, 2026
Sale(S)
Direct
1K shares at avg. $143.63$144K
RMBS
RAMBUS INC
Apr 1, 2026
Award(A)
Direct
5.6K shares-
RMBS
RAMBUS INC
Apr 1, 2026
Tax Payment(F)
Direct
1.9K shares at avg. $89.95$172K
RMBS
RAMBUS INC
Mar 10, 2026
Sale(S)
Direct
4.4K shares at avg. $88.64$386K
RMBS
RAMBUS INC
Mar 10, 2026
Sale(S)
Direct
200 shares at avg. $89.55$18K
RMBS
RAMBUS INC
Mar 3, 2026
Sale(S)
Direct
1.6K shares at avg. $94.07$151K
RMBS
RAMBUS INC
Mar 3, 2026
Sale(S)
Direct
2.3K shares at avg. $92.77$209K
RMBS
RAMBUS INC
Mar 3, 2026
Sale(S)
Direct
700 shares at avg. $94.89$66K
RMBS
RAMBUS INC
Feb 1, 2026
Tax Payment(F)
Direct
9.9K shares at avg. $113.71$1.1M
RMBS
RAMBUS INC
Feb 1, 2026
Award(A)
Direct
17.3K shares-
RMBS
RAMBUS INC
Aug 4, 2025
Sale(S)
Direct
790 shares at avg. $74.61$59K
RMBS
RAMBUS INC
Apr 1, 2025
Award(A)
Direct
8.6K shares-
RMBS
RAMBUS INC
Apr 1, 2025
Tax Payment(F)
Direct
817 shares at avg. $52.29$43K
RMBS
RAMBUS INC
Mar 21, 2025
Sale(S)
Direct
7.6K shares at avg. $55.73$425K
RMBS
RAMBUS INC
Mar 14, 2025
Sale(S)
Direct
7.6K shares at avg. $52.98$404K
RMBS
RAMBUS INC
Feb 1, 2025
Tax Payment(F)
Direct
11K shares at avg. $60.35$661K
RMBS
RAMBUS INC
Feb 1, 2025
Award(A)
Direct
18.8K shares-
RMBS
RAMBUS INC
Dec 12, 2024
Sale(S)
Direct
2.5K shares at avg. $58.13$143K

		Type	Shares	Price		Ownership
May 22, 2026	RMBS RAMBUS INC	Sale(S)	1,000	$143.63	$143,630	Direct
Apr 1, 2026	RMBS RAMBUS INC	Award(A)	5,558	-	$0	Direct
Apr 1, 2026	RMBS RAMBUS INC	Tax Payment(F)	1,913	$89.95	$172,074	Direct
Mar 10, 2026	RMBS RAMBUS INC	Sale(S)	4,356	$88.64	$386,099	Direct
Mar 10, 2026	RMBS RAMBUS INC	Sale(S)	200	$89.55	$17,909	Direct
Mar 3, 2026	RMBS RAMBUS INC	Sale(S)	1,603	$94.07	$150,794	Direct
Mar 3, 2026	RMBS RAMBUS INC	Sale(S)	2,254	$92.77	$209,104	Direct
Mar 3, 2026	RMBS RAMBUS INC	Sale(S)	700	$94.89	$66,421	Direct
Feb 1, 2026	RMBS RAMBUS INC	Tax Payment(F)	9,884	$113.71	$1,123,910	Direct
Feb 1, 2026	RMBS RAMBUS INC	Award(A)	17,276	-	$0	Direct
Aug 4, 2025	RMBS RAMBUS INC	Sale(S)	790	$74.61	$58,945	Direct
Apr 1, 2025	RMBS RAMBUS INC	Award(A)	8,605	-	-	Direct
Apr 1, 2025	RMBS RAMBUS INC	Tax Payment(F)	817	$52.29	$42,721	Direct
Mar 21, 2025	RMBS RAMBUS INC	Sale(S)	7,632	$55.73	$425,296	Direct
Mar 14, 2025	RMBS RAMBUS INC	Sale(S)	7,633	$52.98	$404,359	Direct
Feb 1, 2025	RMBS RAMBUS INC	Tax Payment(F)	10,950	$60.35	$660,833	Direct
Feb 1, 2025	RMBS RAMBUS INC	Award(A)	18,777	-	-	Direct
Dec 12, 2024	RMBS RAMBUS INC	Sale(S)	2,462	$58.13	$143,123	Direct

1-18 of 18 transactions

About Shinn John

Shinn John (SEC CIK 0001847137) files insider reports with the SEC as SVP, General Counsel of RAMBUS INC (RMBS).

Signal8 holds 11 ownership filings by Shinn John, all Form 4s, filed between Dec 12, 2024 and May 26, 2026. Those filings report 18 transactions, from Dec 12, 2024 to May 22, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Shinn John's filings is in SAN JOSE, CA.

Recent filings by Shinn John

May 22, 2026: Open-market sale of RMBS shares (Form 4, code S).
Apr 1, 2026: Grant or award of RMBS shares (Form 4, code A).
Apr 1, 2026: Tax withholding of RMBS shares (Form 4, code F).
Mar 10, 2026: Open-market sales of RMBS shares (2 lines, Form 4, code S).
Mar 3, 2026: Open-market sales of RMBS shares (3 lines, Form 4, code S).

Other insiders filing for RAMBUS INC (RMBS)

KISSNER CHARLES, Director
Taulbee William Clarence II, Chief Accounting Officer
Sayiner Necip, Director
Higashi Emiko, Director
STANG ERIC B, Director
FAN XIANZHI SEAN, EVP, COO

How to read Form 4 transaction codes