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Stock-based Compensation
9 Months Ended
Oct. 01, 2023
Share-Based Payment Arrangement [Abstract]  
Stock-based Compensation Stock-based Compensation
Teledyne has long-term incentive plans pursuant to which it has granted non-qualified stock options, restricted stock awards and restricted stock units. The Company also has non-employee director stock compensation plans, pursuant to which common stock, stock options and restricted stock units have been issued to its directors. The Company issues shares of common stock upon the exercise of stock options.
Stock-based compensation expense was $8.0 million and $24.3 million for the third quarter and first nine months of 2023, respectively, and $6.7 million and $22.1 million for the third quarter and first nine months of 2022, respectively.
Stock option activity for the third quarter and first nine months of 2023 is as follows:
 Third QuarterNine Months
 SharesWeighted Average Exercise PriceSharesWeighted Average
Exercise Price
Beginning balance1,587,655$230.70 1,726,731$223.43 
Exercised(111,455)$109.23 (238,758)$113.83 
Canceled(2,945)$390.58 (14,718)$385.28 
Ending balance1,473,255$239.57 1,473,255$239.57 
Exercisable at end of period1,277,837$217.11 1,277,837 $217.11 
Restricted stock activity for the first nine months of 2023 is as follows:
SharesWeighted average fair value per share
Balance at January 1, 2023
166,395 $368.62 
Granted20,645 $372.67 
Vested(24,435)$394.33 
Forfeited/Canceled(12,362)$363.49 
Balance at October 1, 2023
150,243 $363.48