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Stock-Based Compensation and Shareholders' Equity
 3 Months Ended
Feb. 01, 2020
Share-based Payment Arrangement [Abstract]  
Stock-Based Compensation and Shareholders' Equity Stock-Based Compensation and Shareholders' Equity
A summary of the Company’s stock option activity as of February 1, 2020 and changes during the three-month period then ended is presented below:
Options
Outstanding
(in thousands)
Weighted-
Average Exercise
Price Per Share
Weighted-
Average
Remaining
Contractual
Term in Years
Aggregate
Intrinsic
Value
Options outstanding at November 2, 20195,183  $65.97  
Options exercised(309) $52.19  
Options forfeited(50) $82.44  
Options outstanding at February 1, 20204,824  $66.65  5.7$207,946  
Options exercisable at February 1, 20202,647  $55.65  4.6$143,200  
Options vested or expected to vest at February 1, 2020 (1)4,719  $66.18  5.8$205,625  
(1) In addition to the vested options, the Company expects a portion of the unvested options to vest at some point in the future. The number of options expected to vest is calculated by applying an estimated forfeiture rate to the unvested options.
During the three-month periods ended February 1, 2020 and February 2, 2019, the total intrinsic value of options exercised (i.e., the difference between the market price at exercise and the price paid by the employee to exercise the options) was $20.3 million and $27.1 million, respectively.
A summary of the Company’s restricted stock unit/award activity as of February 1, 2020 and changes during the three-month period then ended is presented below: 
Restricted
Stock Units/Awards
Outstanding
(in thousands)
Weighted-
Average Grant-
Date Fair Value
Per Share
Restricted stock units/awards outstanding at November 2, 20194,396  $87.18  
Units/Awards granted28  $111.25  
Restrictions lapsed(179) $82.45  
Forfeited(117) $87.20  
Restricted stock units/awards outstanding at February 1, 20204,128  $89.44  
As of February 1, 2020, there was $265.3 million of total unrecognized compensation cost related to unvested stock-based awards comprised of stock options and restricted stock units/awards. That cost is expected to be recognized over a weighted-average period of 1.4 years. The total grant-date fair values of shares that vested during the three-month periods ended February 1, 2020 and February 2, 2019 were approximately $14.8 million and $19.6 million, respectively.

Total stock-based compensation expense recognized was as follows:
Three Months Ended
February 1, 2020February 2, 2019
Cost of sales$4,564  $5,084  
Research and development17,605  18,925  
Selling, marketing, general and administrative15,332  12,384  
Total stock-based compensation expense$37,501  $36,393  

As of February 1, 2020 and November 2, 2019, the Company capitalized $6.3 million and $6.8 million, respectively, of stock-based compensation in Inventories on the Condensed Consolidated Balance Sheets.
Common Stock Repurchases
As of February 1, 2020, the Company had repurchased a total of approximately 155.3 million shares of its common stock for approximately $6.2 billion under the Company's share repurchase program. As of February 1, 2020, an additional $2.0 billion remains available for repurchase of shares under the current authorized program.
Analog Devices Foundation
During the first three months of fiscal 2020, the Company contributed 335,654 shares of its common stock to the newly formed Analog Devices Foundation. As of the date of the charitable contribution the shares had a fair value of approximately $40.0 million. This expense was recorded in Selling, marketing, general and administrative expense in the Condensed Consolidated Statement of Income.