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Filing Details

Accession Number:: 0001127602-11-028276
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-11-01 19:31:44
Reporting Period:: 2011-10-28

Filing Date:: 2011-11-01
Accepted Time:: 2011-11-01 19:31:44
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
18937	Ceradyne Inc	CRDN	Miscellaneous Manufacturing Industries (3990)	330055414

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1268643	J Jeffrey Waldal	3169 Red Hill Avenue Costa Mesa CA 92626	Vice President	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2011-10-28	2,250	$3.96	8,830	No	4	M	Direct
Common Stock	Acquisiton	2011-10-28	2,250	$16.89	11,080	No	4	M	Direct
Common Stock	Disposition	2011-10-28	1,476	$35.44	9,604	No	4	S	Direct
Common Stock	Disposition	2011-10-28	680	$35.44	8,924	No	4	S	Direct
Common Stock	Disposition	2011-10-28	94	$35.54	8,830	No	4	S	Direct
Common Stock	Disposition	2011-10-28	240	$35.54	8,590	No	4	S	Direct
Common Stock	Disposition	2011-10-28	320	$35.46	8,270	No	4	S	Direct
Common Stock	Disposition	2011-10-28	300	$35.63	7,970	No	4	S	Direct
Common Stock	Disposition	2011-10-28	300	$35.49	7,670	No	4	S	Direct
Common Stock	Disposition	2011-10-28	262	$35.57	7,408	No	4	S	Direct
Common Stock	Disposition	2011-10-28	220	$35.51	7,188	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.60	7,088	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.55	6,988	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.48	6,888	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.50	6,788	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.44	6,688	No	4	S	Direct
Common Stock	Disposition	2011-10-28	88	$35.55	6,600	No	4	S	Direct
Common Stock	Disposition	2011-10-28	20	$35.49	6,580	No	4	S	Direct
Common Stock	Disposition	2011-10-28	700	$35.93	5,880	No	4	S	Direct
Common Stock	Disposition	2011-10-28	250	$35.88	5,630	No	4	S	Direct
Common Stock	Disposition	2011-10-28	200	$35.89	5,430	No	4	S	Direct
Common Stock	Disposition	2011-10-28	200	$35.92	5,230	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.91	5,130	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.93	5,030	No	4	S	Direct
Common Stock	Disposition	2011-10-28	100	$35.93	4,930	No	4	S	Direct

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

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (Right to Buy)	Disposition	2011-10-28	2,250	$0.00	2,250	$3.96
Common Stock	Employee Stock Option (Right to Buy)	Disposition	2011-10-28	2,250	$0.00	2,250	$16.89

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0		2012-12-16	No	4	M	Direct
0		2013-09-10	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	2,431	Indirect	By 401(k) Plan Trust
Common Stock	238	Indirect	Non-qualified Deferred Compensation Plan

Footnotes

This Option vests in five equal installments on 12/16/2003, 12/16/2004, 12/16/2005, 12/16/2006 and 12/16/2007.
This Option vests in five equal installments on 9/10/2004, 9/10/2005, 9/10/2006, 9/10/2007 and 9/10/2008.