Rambus (RMBS) general counsel sells 1,000 shares in open market

Q: At what price did John Shinn sell his Rambus (RMBS) shares?

John Shinn’s reported sale was made at an exact price of $143.63 per share. The Form 4 footnote specifies that all 1,000 shares in the transaction were sold at this same price in the open market.

Q: How many Rambus (RMBS) shares does John Shinn hold after the sale?

Following the reported sale, John Shinn directly holds 21,112 shares of Rambus common stock. This figure reflects his position after selling 1,000 shares in the open market at an exact price of $143.63 per share.

Q: What role does John Shinn hold at Rambus (RMBS) in this Form 4?

In this Form 4, John Shinn is identified as Senior Vice President and General Counsel of Rambus Inc. The filing notes he is an officer of the company and not a director or ten percent beneficial owner.

Filing Impact

(Moderate)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Rambus Inc. senior vice president and general counsel John Shinn reported an open-market sale of company stock. On May 22, he sold 1,000 shares of Rambus common stock at an exact price of $143.63 per share. After this transaction, he directly holds 21,112 shares of Rambus common stock.

Insider Trade Summary

Net Seller: 1,000 shares ($143,630)

Net Sell 1 txn

Insider Shinn John

Role SVP, General Counsel

Sold 1,000 shs ($144K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,000	$143.63	$144K

Holdings After Transaction: Common Stock — 21,112 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 1,000 shares Sale price per share: $143.63 per share Total sale value: $143,630 +1 more

4 metrics

Shares sold 1,000 shares Open-market sale of common stock on May 22, 2026

Sale price per share $143.63 per share Exact price for all shares in the reported sale

Total sale value $143,630 1,000 shares sold at $143.63 each in open market

Shares owned after transaction 21,112 shares Direct holdings of common stock following the sale

Key Terms

open-market sale, Common Stock, Form 4, net-sell, +1 more

5 terms

open-market sale financial

"transaction_action: "open-market sale" for 1,000 shares of Common Stock"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title: "Common Stock" in the non-derivative transaction"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4) for Rambus Inc. insider transaction"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

net-sell financial

"transactionSummary shows netBuySellDirection as "net-sell" of 1,000 shares"

Senior Vice President and General Counsel financial

"officer_title: "SVP, General Counsel" describing John Shinn’s role"

Form 4 Insider Transactions: What Each Field Means →

05/26/2026 - 01:04 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Shinn John

(Last)

(First)

(Middle)

C/O RAMBUS INC

4453 NORTH FIRST ST, SUITE 100

(Street)

SAN JOSE

CALIFORNIA

95134

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
RAMBUS INC [ RMBS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP, General Counsel

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/22/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/22/2026		S		1,000	D	$143.63⁽¹⁾	21,112	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. All shares sold at an exact price of $143.63.

	/s/Brian Wu, by power of attorney	05/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What did Rambus (RMBS) executive John Shinn report in this Form 4?

John Shinn reported an open-market sale of Rambus common stock. He sold 1,000 shares at $143.63 per share and now directly holds 21,112 shares of Rambus common stock following the transaction.

At what price did John Shinn sell his Rambus (RMBS) shares?

John Shinn’s reported sale was made at an exact price of $143.63 per share. The Form 4 footnote specifies that all 1,000 shares in the transaction were sold at this same price in the open market.

How many Rambus (RMBS) shares does John Shinn hold after the sale?

Following the reported sale, John Shinn directly holds 21,112 shares of Rambus common stock. This figure reflects his position after selling 1,000 shares in the open market at an exact price of $143.63 per share.

What type of transaction did John Shinn report for Rambus (RMBS)?

John Shinn reported an open-market sale of Rambus common stock, coded as “S” on Form 4. The transaction involved 1,000 shares at $143.63 each and is classified as a non-derivative common stock transaction.

What role does John Shinn hold at Rambus (RMBS) in this Form 4?

In this Form 4, John Shinn is identified as Senior Vice President and General Counsel of Rambus Inc. The filing notes he is an officer of the company and not a director or ten percent beneficial owner.