CERADYNE INC 4

4 · CERADYNE INC · Filed Mar 21, 2012

Form 4

Period: 2012-03-19

DirectorChief Executive Officer

Transactions

Tax Payment
Common Stock
2012-03-19$31.78/sh−2,324$73,857→ 1,329,299 total
Tax Payment
Common Stock
2012-03-19$31.78/sh−3,917$124,482→ 1,333,715 total
Exercise/Conversion
Common Stock
2012-03-19+4,000→ 1,337,715 total
Exercise/Conversion
Common Stock
2012-03-19+5,000→ 1,331,623 total
Exercise/Conversion
Restricted Stock Units
2012-03-19−1,100→ 0 total
Exp: 2012-03-19→ Common Stock (1,100 underlying)
Exercise/Conversion
Restricted Stock Units
2012-03-19−5,000→ 10,000 total
Exp: 2014-03-19→ Common Stock (5,000 underlying)
Exercise/Conversion
Common Stock
2012-03-19+8,333→ 1,337,632 total
Tax Payment
Common Stock
2012-03-19$31.78/sh−1,846$58,666→ 1,335,869 total
Exercise/Conversion
Restricted Stock Units
2012-03-19−4,000→ 16,000 total
Exp: 2016-03-19→ Common Stock (4,000 underlying)
Tax Payment
Common Stock
2012-03-19$31.78/sh−462$14,682→ 1,326,623 total
Exercise/Conversion
Common Stock
2012-03-19+1,100→ 1,327,085 total
Exercise/Conversion
Restricted Stock Units
2012-03-19−8,333→ 8,334 total
Exp: 2013-03-19→ Common Stock (8,333 underlying)

Holdings

Footnotes (10)

[F1]No shares were sold. These 462 shares represent amounts withheld and applied to the payroll tax withholding liability of the recipient generated by the vesting of the award.
[F10]This Award vests as to 4,000 shares on each of March 19, 2012, March 19, 2013, March 19, 2014, March 19, 2015 and March 19, 2016.
[F2]No shares were sold. These 2,324 shares represent amounts withheld and applied to the payroll tax withholding liability of the recipient generated by the vesting of the award.
[F3]No shares were sold. These 3,917 shares represent amounts withheld and applied to the payroll tax withholding liability of the recipient generated by the vesting of the award.
[F4]No shares were sold. These 1,846 shares represent amounts withheld and applied to the payroll tax withholding liability of the recipient generated by the vesting of the award.
[F5]Includes additional shares acquired through a matching contribution by the Company in connection with the Ceradyne 401(k) Plan.
[F6]Each Restricted Stock Unit represents the contingent right to receive one share of common stock.
[F7]This Award vests as to 1,100 units on each of 03/19/2008, 03/19/2009, 03/19/2010, 03/19/2011 and 03/19/2012.
[F8]This Award vests as to 5,000 shares on each of March 19, 2010, March 19, 2011, March 19, 2012, March 19, 2013 and March 19, 2014.
[F9]This Award vests as to 8,333 shares on both March 19, 2011 and March 19, 2012 and 8,334 shares on March 19, 2013.

Documents

1 file