MAT

SEC source: 0001523711-17-000017 · wf-form4_148675919910117.xml · derivative · entry 2

Georgiadis Mary Margaret Hastings · CIK 0001401333 · Director · CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 194,072

Underlying: Common Stock · 194,072 shares

Expires not disclosed

F2 · derivative.exercise_price: The Restricted Stock Units ("RSUs" or "Units") were granted on February 8, 2017 pursuant to the Plan. Each Unit represents a contingent right to receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of such share).

F3 · derivative.exercise_date: The RSUs vest as to 50% of the Units granted on the second anniversary of the date of grant and as to the remaining 50% of the Units granted on the third anniversary of the date of grant. On each vesting date, for each Unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding.

F3 · derivative.expiration_date: The RSUs vest as to 50% of the Units granted on the second anniversary of the date of grant and as to the remaining 50% of the Units granted on the third anniversary of the date of grant. On each vesting date, for each Unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding.

SEC source: 0001523711-17-000017 · wf-form4_148675919910117.xml · derivative · entry 1

Georgiadis Mary Margaret Hastings · CIK 0001401333 · Director · CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,603,499

Underlying: Common Stock · 1,603,499 shares

Expires 2027-02-08

F1 · derivative.exercise_date: The option was granted on February 8, 2017 pursuant to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan (the "Plan"). The option vests and becomes exercisable with regard to 50% of the shares granted on the second anniversary of the date of grant and as to the remaining 50% of the shares granted on the third anniversary of the date of grant.

SEC source: 0001523711-17-000010 · wf-form4_148658954992343.xml · nonDerivative · entry 1

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,744

F1 · price: This transaction was executed in multiple purchases at prices ranging from $25.015 to $25.02. The price reported reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide to the SEC staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001523711-17-000013 · wf-form4a_148666956932536.xml · nonDerivative · entry 1

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,744

F1 · price: This transaction was executed in multiple purchases at prices ranging from $26.015 to $26.02. The price reported reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide to the SEC staff, the issuer or a security holder of the issuer, upon request, full information regarding the number of shares and prices at which the transactions were effected.

SEC source: 0001523711-17-000008 · wf-form4_148607422125943.xml · derivative · entry 2

Dickson Richard · CIK 0001482551 · Pres & Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,383

Underlying: Common Stock · 95,383 shares

Expires not disclosed

F2 · derivative.exercise_price: The Restricted Stock Units ("RSUs" or "Units") were granted on January 31, 2017 pursuant to the Plan. Each Unit represents a contingent right to receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of such share).

F3 · derivative.exercise_date: The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each Unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding.

F3 · derivative.expiration_date: The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each Unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding.

SEC source: 0001523711-17-000008 · wf-form4_148607422125943.xml · derivative · entry 1

Dickson Richard · CIK 0001482551 · Pres & Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 773,994

Underlying: Common Stock · 773,994 shares

Expires 2027-01-31

F1 · derivative.exercise_date: The option was granted on January 31, 2017 pursuant to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan (the "Plan"). The option vests and becomes exercisable with regard to (a) 33% of the shares granted on the first anniversary of the date of grant, (b) an additional 33% of the shares granted on the second anniversary of the date of grant, and (c) the remaining 34% of the shares granted on the third anniversary of the date of grant.

SEC source: 0001523711-17-000005 · wf-form4_148581632401161.xml · derivative · entry 4

FARR KEVIN M · CIK 0001194262 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,320

Underlying: Common Stock · 12,267 shares

Expires not disclosed

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_price: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

F1 · derivative.exercise_date: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

F1 · derivative.expiration_date: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-17-000005 · wf-form4_148581632401161.xml · nonDerivative · entry 2

FARR KEVIN M · CIK 0001194262 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 253,023

F2 · shares: Pursuant to the terms of the January 29, 2015 RSU grant, 4,738 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.

SEC source: 0001523711-17-000005 · wf-form4_148581632401161.xml · nonDerivative · entry 1

FARR KEVIN M · CIK 0001194262 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 257,761

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 · price: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-17-000006 · wf-form4_148581640724690.xml · derivative · entry 3

Gibbons Peter D · CIK 0001441386 · EVP&Chief Supply Chain Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,320

Underlying: Common Stock · 12,267 shares

Expires not disclosed

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_price: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

F1 · derivative.exercise_date: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

F1 · derivative.expiration_date: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-17-000006 · wf-form4_148581640724690.xml · nonDerivative · entry 2

Gibbons Peter D · CIK 0001441386 · EVP&Chief Supply Chain Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,825

F2 · shares: Pursuant to the terms of the January 29, 2015 RSU grant, 4,764 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.

SEC source: 0001523711-17-000006 · wf-form4_148581640724690.xml · nonDerivative · entry 1

Gibbons Peter D · CIK 0001441386 · EVP&Chief Supply Chain Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,589

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 · price: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 18,587 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 66% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, 66% of these RSUs vested, resulting in the issuance of 12,267 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-17-000004 · wf-form4_148581621036451.xml · derivative · entry 4

Dickson Richard · CIK 0001482551 · Pres & Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,481

Underlying: Common Stock · 9,200 shares

Expires not disclosed

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_price: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 27,881 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 33% of the Units on the first anniversary of the date of grant, 33% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. common stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, the second 33% of these RSUs vested, resulting in the issuance of 9,200 shares of Mattel, Inc. common stock.

F1 · derivative.exercise_date: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 27,881 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 33% of the Units on the first anniversary of the date of grant, 33% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. common stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, the second 33% of these RSUs vested, resulting in the issuance of 9,200 shares of Mattel, Inc. common stock.

F1 · derivative.expiration_date: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 27,881 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 33% of the Units on the first anniversary of the date of grant, 33% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. common stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, the second 33% of these RSUs vested, resulting in the issuance of 9,200 shares of Mattel, Inc. common stock.

SEC source: 0001523711-17-000004 · wf-form4_148581621036451.xml · nonDerivative · entry 2

Dickson Richard · CIK 0001482551 · Pres & Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,434

F2 · shares: Pursuant to the terms of the January 29, 2015 RSU grant, 3,560 shares of Mattel, Inc. common stock were automatically withheld at vesting to cover required tax withholding.

SEC source: 0001523711-17-000004 · wf-form4_148581621036451.xml · nonDerivative · entry 1

Dickson Richard · CIK 0001482551 · Pres & Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,994

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 · price: As reported on a Form 4 dated January 29, 2015 and filed on February 2, 2015, the reporting person received a grant of 27,881 Restricted Stock Units ("RSUs" or "Units") on January 29, 2015. The RSUs vest as to 33% of the Units on the first anniversary of the date of grant, 33% of the Units on the second anniversary of the date of grant and as to the remaining 34% of the Units on the third anniversary of the date of grant. On the vesting date, for each Unit vesting, the reporting person will receive one share of Mattel, Inc. common stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On January 29, 2017, the second 33% of these RSUs vested, resulting in the issuance of 9,200 shares of Mattel, Inc. common stock.

SEC source: 0001523711-16-000161 · wf-form4_147985152751245.xml · derivative · entry 6

NG DOMINIC · CIK 0001201236 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,500 shares

Expires 2018-05-29

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: 0001523711-16-000161 · wf-form4_147985152751245.xml · derivative · entry 5

NG DOMINIC · CIK 0001201236 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,500 shares

Expires 2017-05-18

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: 0001523711-16-000161 · wf-form4_147985152751245.xml · nonDerivative · entry 4

NG DOMINIC · CIK 0001201236 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,500

SEC source: 0001523711-16-000161 · wf-form4_147985152751245.xml · nonDerivative · entry 3

NG DOMINIC · CIK 0001201236 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,000

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: 0001523711-16-000161 · wf-form4_147985152751245.xml · nonDerivative · entry 2

NG DOMINIC · CIK 0001201236 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,500

SEC source: 0001523711-16-000161 · wf-form4_147985152751245.xml · nonDerivative · entry 1

NG DOMINIC · CIK 0001201236 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,000

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: 0001523711-16-000159 · wf-form4_147552702619695.xml · derivative · entry 6

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,363

Underlying: Common Stock · 3,134 shares

Expires not disclosed

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_price: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 9,497 RSUs on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 3,134 shares of Mattel, Inc. Common Stock.

F3 · derivative.exercise_date: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 9,497 RSUs on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 3,134 shares of Mattel, Inc. Common Stock.

F3 · derivative.expiration_date: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 9,497 RSUs on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 3,134 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-16-000159 · wf-form4_147552702619695.xml · derivative · entry 5

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,340

Underlying: Common Stock · 5,092 shares

Expires not disclosed

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_price: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 15,432 Restricted Stock Units ("RSUs" or "Units") on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 5,092 shares of Mattel, Inc. Common Stock.

F1 · derivative.exercise_date: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 15,432 Restricted Stock Units ("RSUs" or "Units") on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 5,092 shares of Mattel, Inc. Common Stock.

F1 · derivative.expiration_date: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 15,432 Restricted Stock Units ("RSUs" or "Units") on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 5,092 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-16-000159 · wf-form4_147552702619695.xml · nonDerivative · entry 4

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,134

F4 · shares: Pursuant to the terms of the September 30, 2015 RSU grant, 1,178 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.

SEC source: 0001523711-16-000159 · wf-form4_147552702619695.xml · nonDerivative · entry 3

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,312

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 · price: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 9,497 RSUs on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 3,134 shares of Mattel, Inc. Common Stock.

SEC source: 0001523711-16-000159 · wf-form4_147552702619695.xml · nonDerivative · entry 2

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,178

F2 · shares: Pursuant to the terms of the September 30, 2015 RSU grant, 1,914 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.

SEC source: 0001523711-16-000159 · wf-form4_147552702619695.xml · nonDerivative · entry 1

Gros Richard R · CIK 0001652411 · EVP, Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,092

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 · price: As reported on a Form 4 dated September 30, 2015 and filed on October 1, 2015, the reporting person received a grant of 15,432 Restricted Stock Units ("RSUs" or "Units") on September 30, 2015. The RSUs vest as to (a) 33% of the Units on the first anniversary of the date of grant, (b) an additional 33% of the Units on the second anniversary of the date of grant, and (c) as to the remaining 34% of the Units on the third anniversary of the date of grant. On each vesting date, for each unit vesting on such date, the reporting person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of common stock on the date of vesting), subject to tax withholding. On September 30, 2016, the first 33% of these RSUs vested, resulting in the issuance of 5,092 shares of Mattel, Inc. Common Stock.