Stock Plans (Tables)

9 Months Ended

Sep. 30, 2017

Stock option activity is reflected below:


	Shares Subject to Option			Weighted- Average Exercise or Grant Price Per Share		Average Remaining Contractual Term		Aggregate Intrinsic Value

Balance at January 1, 2017		53,601,612		$	28.02		6 years	$	874 million

Annual grant to eligible employees		6,012,140			43.20
Additional options issued		29,300			44.49

Total options granted		6,041,440			43.21
Options exercised ⁽¹⁾		(7,837,372	)		26.49			$	142 million
Options cancelled		(1,536,249	)		38.96

Balance at September 30, 2017		50,269,431			29.75		6 years	$	563 million

(1)

Cash received from options exercised was $43 million in the three months and $213 million in the nine months ended September 30, 2017. The actual tax benefit realized and recorded in the provision for income taxes for the tax deductions from the option exercises totaled $6 million in the three months and $24 million in the nine months ended September 30, 2017.

Deferred stock unit, performance share unit and restricted stock

Performance Share Unit, Deferred Stock Unit, and Historically Granted Restricted Stock Activity

Our performance share unit, deferred stock unit and historically granted restricted stock activity is reflected below:


						Weighted-Average		Weighted-Average
	Number					Fair Value		Aggregate
	of Shares			Grant Date		Per Share ⁽³⁾		Fair Value ⁽³⁾

Balance at January 1, 2017		7,593,627				$	36.90

Annual grant to eligible employees:					Feb. 16, 2017
Performance share units		1,087,010					43.14
Deferred stock units		845,550					43.20
Additional shares granted ⁽¹⁾		546,001			Various		33.81

Total shares granted		2,478,561					41.11	$	102 million
Vested ⁽²⁾		(2,522,072	)				33.70	$	84 million
Forfeited ⁽²⁾		(675,920	)				38.43

Balance at September 30, 2017		6,874,196					39.44

(1)

Includes performance share units and deferred stock units.

(2)

Includes performance share units, deferred stock units and historically granted restricted stock. The actual tax benefit realized and recorded in the provision for income taxes for the tax deductions from the shares vested totaled less than $1 million in the three months and $7 million in the nine months ended September 30, 2017.

(3)

Prior-year weighted average fair value per share has been revised.