Rambus director granted 2,223 RSUs of common stock

Rao Meera reported acquisition or exercise transactions in this Form 4 filing.

Accepted by SEC EDGAR 04/03/2026 - 09:10 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Rao Meera reported acquisition or exercise transactions in this Form 4 filing.

Rambus Inc. director Meera Rao received a grant of 2,223 restricted stock units (RSUs) of Rambus common stock. The award was recorded at a price of $0.00 per share, reflecting a compensation grant rather than a market purchase.

All 2,223 RSUs vest on April 1, 2027, or the first business day thereafter, and each RSU represents the right to receive one share of Rambus common stock. Following this grant, Rao directly holds 31,484 shares, indicating a routine equity-based compensation award rather than an open-market transaction.

Insider Trade Summary

Grant/Award: 2,223 shares

Grant/Award 1 txn

Insider Rao Meera

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,223	$0.00	$0.00

Holdings After Transaction: Common Stock — 31,484 shares (Direct)

Holdings Before and After: Common Stock, 29,261 to 31,484 shares (Direct)

Footnotes (1)

1. F1. The shares are represented by restricted stock units, or RSUs, all of which vest April 1, 2027 or the first business day thereafter. Each RSU represents the contingent right to receive one share of RMBS common stock.

Key Figures

RSUs granted: 2,223 RSUs Grant price: $0.00 per share Shares after transaction: 31,484 shares +1 more

4 metrics

RSUs granted 2,223 RSUs Equity award to director Meera Rao on April 1, 2026

Grant price $0.00 per share Indicates compensation grant, not market purchase

Shares after transaction 31,484 shares Total common shares directly held by Meera Rao after grant

Vesting date April 1, 2027 All 2,223 RSUs vest on this date or first business day thereafter

Key Terms

restricted stock units, RSUs, contingent right

3 terms

restricted stock units financial

"The shares are represented by restricted stock units, or RSUs, all of which vest April 1, 2027"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

RSUs financial

"The shares are represented by restricted stock units, or RSUs, all of which vest April 1, 2027"

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

contingent right financial

"Each RSU represents the contingent right to receive one share of RMBS common stock"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Rambus (RMBS) director Meera Rao report on this Form 4?

Meera Rao reported receiving a grant of 2,223 restricted stock units (RSUs) of Rambus common stock. The grant was recorded at $0.00 per share as equity compensation, not an open-market purchase, and increases her direct equity stake in the company.

When do Meera Rao’s 2,223 RSUs in Rambus (RMBS) vest?

All 2,223 RSUs granted to Meera Rao vest on April 1, 2027, or the first business day thereafter. Vesting must occur before the RSUs convert into common shares, so the economic benefit is realized only after that vesting date is reached.

How many Rambus (RMBS) shares does Meera Rao hold after this RSU grant?

After the RSU grant, Meera Rao directly holds 31,484 shares of Rambus common stock. This total reflects her position immediately following the compensation award reported in the Form 4 and shows her continuing equity exposure to the company.

Is Meera Rao’s Rambus (RMBS) Form 4 transaction a stock purchase or compensation grant?

The transaction is a compensation grant, not a stock purchase. The Form 4 shows a code “A” transaction for 2,223 RSUs at $0.00 per share, indicating a grant or award of equity that will vest in the future instead of an open-market buy.

What does each RSU in Meera Rao’s Rambus (RMBS) grant represent?

Each RSU represents a contingent right to receive one share of Rambus common stock. The units convert into actual shares only after vesting on April 1, 2027, meaning the award provides future, rather than immediate, share ownership benefits.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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^*

Rao Meera

(Last) (First) (Middle)

C/O RAMBUS INC.

4453 NORTH FIRST STREET, 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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/01/2026		A		2,223(1)	A	$0	31,484	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares are represented by restricted stock units, or RSUs, all of which vest April 1, 2027 or the first business day thereafter. Each RSU represents the contingent right to receive one share of RMBS common stock.

	/s/ Brian Wu, by power of attorney	04/03/2026
	** 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)