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4//SEC Filing

LaCourse William C 4

Accession 0001127602-10-031444

CIK 0000018937other

View on SEC.gov Company Profile

Filed

Dec 21, 7:00 PM ET

Accepted

Dec 22, 4:31 PM ET

Size

4.5 KB

Accession

0001127602-10-031444

Insider Transaction Report

Form 4

Period: 2010-12-21

CERADYNE INCCRDN

LaCourse William C

Director

Transactions

Sale
Common Stock
2010-12-21$31.57/sh−600$18,942→ 5,500 total

Documents

1 file

4
form4.xmlPrimary
PRIMARY DOCUMENT

Issuer

CERADYNE INC

CIK 0000018937

Entity typeother

Related Parties

1

filerCIK 0001365500

Filing Metadata

Form type: 4
Filed: Dec 21, 7:00 PM ET
Accepted: Dec 22, 4:31 PM ET
Size: 4.5 KB

View on SEC.gov