LOGI

SEC source: 0001209191-16-157039 · doc4.xml · nonDerivative · entry 2

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 50,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F2 · ownership.nature: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-157039 · doc4.xml · nonDerivative · entry 1

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 60,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F2 · ownership.nature: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-156384 · doc4.xml · nonDerivative · entry 3

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 70,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F3 · price: Reflects weighted average sale price. Actual sale prices ranged from $24.50 to $24.60. Reporting person undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

F2 · balance_after: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

F2 · ownership.nature: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-156384 · doc4.xml · nonDerivative · entry 2

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 88,800

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F2 · balance_after: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

F2 · ownership.nature: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-156384 · doc4.xml · nonDerivative · entry 1

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 89,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F2 · balance_after: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

F2 · ownership.nature: Shares held by the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust") of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-155738 · doc4.xml · nonDerivative · entry 2

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 89,900

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F5 · price: Reflects weighted average sale price. Actual sale prices ranged from $24.40 to $24.72. Reporting person undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

F4 · balance_after: Shares held by the Charitable Trust of which the reporting person is the trustee and trustor.

F4 · ownership.nature: Shares held by the Charitable Trust of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-155738 · doc4.xml · nonDerivative · entry 1

De Luca Guerrino · CIK 0001430435 · Director · Executive Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By CRUT

Disclosed balance after: 100,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 9, 2016.

F2 · price: Reflects weighted average sale price. Actual sale prices ranged from $24.22 to $24.40. Reporting person undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

F3 · balance_after: Represents a change in ownership of shares previously reported from direct to indirect due to transfer of shares into the Guerrino De Luca 2016 Charitable Remainder Unitrust (the "CRUT" or "Charitable Trust").

F4 · balance_after: Shares held by the Charitable Trust of which the reporting person is the trustee and trustor.

F4 · ownership.nature: Shares held by the Charitable Trust of which the reporting person is the trustee and trustor.

SEC source: 0001209191-16-147535 · doc4.xml · derivative · entry 5

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Registered Shares · 112,500 shares

Expires 2023-01-04

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The option became fully vested and exercisable on May 10, 2016 when the average closing price per share of the Company's shares on the NASDAQ Stock Market over a consecutive 90-calendar day period met or exceeded the following performance criteria at any point during the first four years after the date of grant: 25% vest at $11.75, 25% vest at $13.70, and 50% vest at $15.66.

SEC source: 0001209191-16-147535 · doc4.xml · derivative · entry 4

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Registered Shares · 50,000 shares

Expires 2018-10-02

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The option became fully vested and exercisable on October 1, 2012.

SEC source: 0001209191-16-147535 · doc4.xml · nonDerivative · entry 3

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 190,661

F1 · price: Reflects weighted average sale price. Actual sale prices ranged from $24.08 to $24.47. Filer undertakes to provide upon request by the Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price.

SEC source: 0001209191-16-147535 · doc4.xml · nonDerivative · entry 2

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 353,161

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-16-147535 · doc4.xml · nonDerivative · entry 1

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240,661

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-16-141884 · doc4.xml · nonDerivative · entry 1

Pilette Vincent · CIK 0001509285 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 488,053

F1 · kind: In an exempt disposition to the issuer under rule 16b-3(e), the recipient remitted shares to the issuer in connection with the satisfaction of tax withholding obligations arising out of the vesting of shares with respect to previously reported restricted stock units.

SEC source: 0001209191-16-141656 · doc4.xml · derivative · entry 3

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Registered Shares · 22,500 shares

Expires 2016-10-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The option became fully vested and exercisable on October 2, 2010.

SEC source: 0001209191-16-141656 · doc4.xml · nonDerivative · entry 2

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 190,661

SEC source: 0001209191-16-141656 · doc4.xml · nonDerivative · entry 1

Sullivan L Joseph · CIK 0001430458 · Sr. VP, Worldwide Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 213,161

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001209191-16-140630 · doc4.xml · nonDerivative · entry 1

HIRSCH DIDIER · CIK 0001226464 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,978

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140636 · doc4.xml · nonDerivative · entry 1

Yeh Lung · CIK 0001652006 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,820

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140634 · doc4.xml · nonDerivative · entry 1

Panayotopoulos Evriviades D · CIK 0001402228 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,507

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140631 · doc4.xml · nonDerivative · entry 1

HUNT NEIL D · CIK 0001393571 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,510

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140628 · doc4.xml · nonDerivative · entry 1

GOVE SUE · CIK 0001187773 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,820

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140625 · doc4.xml · nonDerivative · entry 1

Bugnion Edouard · CIK 0001652550 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,620

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140627 · doc4.xml · nonDerivative · entry 1

Davis Sally · CIK 0001430434 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,181

F1 · shares: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSU's vest in full on the first anniversary of the grant date or, if earlier and only if the director is not re-elected as a director at such annual general meeting, the date of the next annual general meeting following the grant date.

SEC source: 0001209191-16-140773 · doc4.xml · nonDerivative · entry 1

Davis Sally · CIK 0001430434 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,586

F1 · kind: Shares issued to the Reporting Person under the Logitech International S.A. 2006 Stock Incentive Plan in lieu of cash compensation for Board fees, at the election of the Reporting Person.

F2 · price: The reported amount represents the purchase price on the SIX Swiss Exchange of CHF 21.25, as converted into U.S. dollars at the exchange rate of 1 CHF to U.S. $1.03165, as in effect on September 7, 2016.

SEC source: 0001209191-16-140775 · doc4.xml · nonDerivative · entry 1

Panayotopoulos Evriviades D · CIK 0001402228 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,330

F1 · kind: Shares issued to the Reporting Person under the Logitech International S.A. 2006 Stock Incentive Plan in lieu of cash compensation for Board fees, at the election of the Reporting Person.

F2 · price: The reported amount represents the purchase price on the SIX Swiss Exchange of CHF 21.25, as converted into U.S. dollars at the exchange rate of 1 CHF to U.S. $1.03165, as in effect on September 7, 2016.

SEC source: 0001209191-16-140770 · doc4.xml · nonDerivative · entry 1

Bugnion Edouard · CIK 0001652550 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,678

F1 · kind: Shares issued to the Reporting Person under the Logitech International S.A. 2006 Stock Incentive Plan in lieu of cash compensation for Board fees, at the election of the Reporting Person.

F2 · price: The reported amount represents the purchase price on the SIX Swiss Exchange of CHF 21.25, as converted into U.S. dollars at the exchange rate of 1 CHF to U.S. $1.03165, as in effect on September 7, 2016.

SEC source: 0001209191-17-007562 · doc4a.xml · nonDerivative · entry 2

Stolk Marcel · CIK 0001605214 · SVP, CCP Business Group

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 223,533

F3 · kind: In an exempt disposition to the issuer under rule 16b-3(e), the recipient remitted shares to the issuer in connection with the satisfaction of tax withholding obligations arising out of the vesting of shares with respect to performance share units that vested on May 15, 2016.

F4 · price: The reported amount represents the purchase price on the SIX Swiss Exchange of CHF 14.45, as converted into U.S. dollars at the exchange rate of 1 CHF to U.S. $1.03814, as in effect on May15, 2016.

F2 · balance_after: This total restates the number of shares held by the Reporting Person as of the date of the original filing.

SEC source: 0001209191-17-007562 · doc4a.xml · nonDerivative · entry 1

Stolk Marcel · CIK 0001605214 · SVP, CCP Business Group

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 223,851

F1 · security: These shares were acquired pursuant to the vesting of performance share units (PSUs) granted on April 15, 2015. The number of PSUs that vested on May 15, 2016 was based on (i) the achievement of a performance-based vesting condition based on Logitech's Non-GAAP Operating Margin over the four-consecutive-fiscal-quarter period ended March 31, 2016, as determined by the Compensation Committee of Logitech, and (ii) the satisfaction of the first of the time-based vesting conditions that occur in three equal annual installments.

F2 · balance_after: This total restates the number of shares held by the Reporting Person as of the date of the original filing.

SEC source: 0001209191-17-007574 · doc4a.xml · nonDerivative · entry 3

Stolk Marcel · CIK 0001605214 · SVP, CCP Business Group

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 218,255

F4 · kind: In an exempt disposition to the issuer under rule 16b-3(e), the recipient remitted shares to the issuer in connection with the satisfaction of tax withholding obligations arising out of the vesting of shares with respect to previously reported restricted stock units.

F5 · price: The reported amount represents the purchase price on the SIX Swiss Exchange of CHF 15.65, as converted into U.S. dollars at the exchange rate of 1 CHF to U.S. $1.04153, as in effect on April 15, 2016.

F6 · balance_after: This total restates the number of shares held by the Reporting Person as of the date of the original filing.

SEC source: 0001209191-17-007574 · doc4a.xml · nonDerivative · entry 2

Stolk Marcel · CIK 0001605214 · SVP, CCP Business Group

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 289,289

F3 · security: These shares were acquired pursuant to the vesting of performance share units (PSUs). The number of PSUs that vested was determined based on Logitech's total shareholder return (TSR) relative to the other companies in the NASDAQ 100 over a three-year period from April 1, 2013 through March 31, 2016.

SEC source: 0001209191-17-007574 · doc4a.xml · nonDerivative · entry 1

Stolk Marcel · CIK 0001605214 · SVP, CCP Business Group

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,289

F1 · security: Each restricted stock unit (RSU) represents the right to receive, following vesting, one Logitech share. The RSUs vest and convert into shares in four equal annual installments. The first installment vests on April 15, 2017, and the next three vest on April 15, 2018, April 15, 2019 and April 15, 2020.

F2 · balance_after: Includes shares acquired under issuer's Employee Share Purchase Plan of 1,746 shares on January 31, 2016.