Home > Insider Trading > Filing (0001209191-11-006752)

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
1192508	Mark Horowitz	1050 Enterprise Way, Suite 700 Sunnyvale CA 94089		Yes	No	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
Common Stock	Disposition	2011-02-01	20,000	$20.80	854,976	No	4	S	Indirect	See Footnote
Common Stock	Acquisiton	2011-02-01	2,000	$0.00	18,678	No	4	A	Direct
Common Stock	Disposition	2011-02-01	1,263	$20.93	17,415	No	4	F	Direct
Common Stock	Disposition	2011-02-01	369	$20.93	17,046	No	4	F	Direct
Common Stock	Disposition	2011-02-02	438	$21.03	16,608	No	4	F	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	See Footnote
No	4	A	Direct
No	4	F	Direct
No	4	F	Direct
No	4	F	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)	Acquisiton	2011-02-01	8,000	$0.00	8,000	$20.93

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
8,000	2011-08-01	2021-02-01	No	4	A	Direct

Footnotes

The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 7, 2010.
The sale price reported in column 4 of Table 1 represents the weighted average sale price of the shares sold ranging from $20.64 and $20.99 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 held directly by the Mark Horowitz & Jody Buckley Living Trust dated June 21, 2003 for which the Reporting Person serves as a trustee.
Shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of Rambus Inc. common stock. The restricted stock units vest in four equal annual installments beginning on February 1, 2012.
One-tenth of the shares subject to the option vest on August 1, 2011 and the remaining shares vest in equal monthly installments until they are fully vested on February 1, 2016.