Was Meera Rao’s Rambus (RMBS) share sale under a Rule 10b5-1 plan?

Yes. The Form 4 footnotes state the sale was made under a Rule 10b5-1 trading plan adopted on November 14, 2025. Such plans pre-schedule trades, indicating the timing of this sale was set in advance rather than decided spontaneously.

Rambus Inc (RMBS) director Meera Rao sells 2,972 shares under 10b5-1 plan

Filing Impact

(Moderate)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Rambus Inc. director Meera Rao reported an open-market sale of 2,972 shares of Rambus common stock at $150.30 per share. The transaction occurred on April 24, 2026 and was executed under a pre-arranged Rule 10b5-1 trading plan adopted on November 14, 2025. Following the sale, Rao directly holds 19,974 shares of Rambus common stock.

Insider Trade Summary 10b5-1

Net Seller: 2,972 shares ($446,692)

Net Sell 1 txn

Insider Rao Meera

Role null

Sold 2,972 shs ($447K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,972	$150.30	$447K

Holdings After Transaction: Common Stock — 19,974 shares (Direct, null)

Footnotes (1)

The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on November 14, 2025. All shares sold at an exact price of $150.30.

Key Figures

Shares sold: 2,972 shares Sale price: $150.30 per share Shares held after sale: 19,974 shares +1 more

4 metrics

Shares sold 2,972 shares Open-market sale on April 24, 2026

Sale price $150.30 per share All shares sold at this exact price

Shares held after sale 19,974 shares Direct ownership following the transaction

Transaction code S Sale in open market or private transaction

Key Terms

Rule 10b5-1 trading plan, open-market sale, Form 4

3 terms

Rule 10b5-1 trading plan regulatory

"The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on November 14, 2025."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action": "open-market sale""

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.

Form 4 regulatory

"The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan"

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.

Form 4 Insider Transactions: What Each Field Means →

04/27/2026 - 01:47 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^*

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)
04/24/2026

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	04/24/2026		S⁽¹⁾		2,972	D	$150.3⁽²⁾	19,974	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. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted on November 14, 2025.

2. All shares sold at an exact price of $150.30.

	/s/ Brian Wu, by power of attorney	04/27/2026
	** 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 insider transaction did Rambus (RMBS) director Meera Rao report?

Director Meera Rao reported an open-market sale of 2,972 shares of Rambus common stock. The sale was executed at a price of $150.30 per share, and it was disclosed on a Form 4 insider trading report filed with regulators.

At what price did Meera Rao sell Rambus (RMBS) shares?

Meera Rao sold her Rambus shares at an exact price of $150.30 per share. All 2,972 shares in the reported transaction were sold at this same price, according to the footnote included with the Form 4 filing.

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

After selling 2,972 shares, Meera Rao holds 19,974 shares of Rambus common stock directly. This post-transaction holding amount is reported in the Form 4 and helps investors understand the remaining size of her ownership stake.

What type of transaction did Rambus (RMBS) report for Meera Rao?

The filing describes the transaction as an open-market sale of common stock coded as “S.” This indicates a routine sale in the market or through a private transaction, rather than an option exercise, gift, or tax-related share withholding event.