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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
917273	Rambus Inc	RMBS	Semiconductors & Related Devices (3674)	943112828

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1232250	R Thomas Lavelle	1050 Enterprise Way, Suite 700 Sunnyvale CA 94089	Svp & Gc	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Rmbs Common Stock	Acquisiton	2011-11-14	6,664	$8.55	50,852	No	4	M	Direct
Rmbs Common Stock	Disposition	2011-11-14	6,664	$17.67	44,188	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Disposition	2011-11-14	6,664	$0.00	6,664	$8.55

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
33,721		2019-02-02	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Rmbs Common Stock	4,674	Indirect	See Footnote

Footnotes

The sale price reported in Column 4 of Table 1 represents the average sale price of the shares sold ranging from $17.67 to $17.6835 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting person will provide full information regarding the number of shares sold at each separate price.
Shares are held in an individual account of the Reporting Person's spouse.
Ten percent of the shares subject to the option vested on August 2, 2009 and one fifty-fourth of the shares continue to vest monthly thereafter.