STX

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · derivative · entry 7

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,979

Underlying: Ordinary Shares · 4,467 shares

Expires 2026-09-09

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.

F5 · derivative.exercise_date: Options granted to the Reporting Person under the 2012 Plan are subject to a four-year vesting schedule. One quarter of the options vested on September 9, 2020. Subject to continuous employment, the remaining options vest in equal monthly installments over the 36 months following September 9, 2020.

F5 · derivative.expiration_date: Options granted to the Reporting Person under the 2012 Plan are subject to a four-year vesting schedule. One quarter of the options vested on September 9, 2020. Subject to continuous employment, the remaining options vest in equal monthly installments over the 36 months following September 9, 2020.

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · derivative · entry 6

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,791

Underlying: Ordinary Shares · 11,997 shares

Expires 2026-02-20

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.

F4 · derivative.exercise_date: Options granted to the Reporting Person under the Seagate Technology Holdings plc 2012 Equity Incentive Plan (the "2012 Plan") are subject to a four-year vesting schedule. One quarter of the options vested on February 20, 2020. Subject to continuous employment, the remaining options vest in equal monthly installments over the 36 months following February 20, 2020.

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · nonDerivative · entry 5

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,391

F1 · shares: The option exercises and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $107.65 to $108.02. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · nonDerivative · entry 4

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,396

F1 · shares: The option exercises and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $106.64 to $107.62. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · nonDerivative · entry 3

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,886

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 · shares: The option exercises and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · nonDerivative · entry 2

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,855

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 · shares: The option exercises and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

SEC source: 0001137789-22-000020 · wf-form4_164573681614410.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,388

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 · shares: The option exercises and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

SEC source: 0001137789-22-000018 · wf-form4_164566872404343.xml · nonDerivative · entry 1

Romano Gianluca · CIK 0001764650 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,391

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Threshold Performance Share Units previously reported on one or more Forms 4 by the Reporting Person inaccordance with Rule 16b-3.

F2 · balance_after: Includes 159 Ordinary Shares purchased by Reporting Person on January 31, 2022 under the Issuer's Employee Stock Purchase Plan. Such acquisition is exempt from reporting pursuant to Rule 16b-3 under theSecurities Exchange Act of 1934.

SEC source: 0001418812-22-000017 · primary_doc.xml · nonDerivative · entry 2

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes.

Disclosed balance after: 13,709,367

F1 · ownership.nature: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: The securities reported herein are held by ValueAct Capital Master Fund, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

SEC source: 0001418812-22-000017 · primary_doc.xml · nonDerivative · entry 1

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes.

Disclosed balance after: 13,737,070

F1 · ownership.nature: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: The securities reported herein are held by ValueAct Capital Master Fund, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

SEC source: 0001137789-22-000016 · wf-form4_164375147739872.xml · nonDerivative · entry 1

Geldmacher Jay L · CIK 0001462488 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,725

SEC source: 0001137789-22-000012 · wf-form4_164323711834939.xml · derivative · entry 1

Conyers Yolanda Lee · CIK 0001906375 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,112

Underlying: Ordinary Shares · 2,112 shares

Expires not disclosed

F1 · derivative.exercise_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F1 · derivative.expiration_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022, provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-22-000004 · wf-form4_164151117107321.xml · derivative · entry 5

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,158 shares

Expires 2023-09-09

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 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F4 · derivative.exercise_date: Options granted to the Reporting Person under the Seagate Technology Holdings plc 2012 Equity Incentive Plan are subject to a four-year vesting schedule. Subject to continuous employment, one quarter of the options vested on September 9, 2017. The remaining options vested in equal monthly installments over the 36 months following September 9, 2017.

SEC source: 0001137789-22-000004 · wf-form4_164151117107321.xml · nonDerivative · entry 3

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,470

F1 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $115.42 to $116.21. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-22-000004 · wf-form4_164151117107321.xml · nonDerivative · entry 2

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,397

F1 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $114.33 to $115.32. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-22-000004 · wf-form4_164151117107321.xml · nonDerivative · entry 1

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,628

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 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

SEC source: 0001137789-22-000006 · wf-form4a_164185207845747.xml · derivative · entry 5

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 3,158 shares

Expires 2023-09-09

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 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F6 · derivative.exercise_date: Options granted to the Reporting Person under the Seagate Technology Holdings plc 2012 Equity Incentive Plan are subject to a four-year vesting schedule. Subject to continuous employment, one quarter of the options vested on September 9, 2017. The remaining options vested in equal monthly installments over the 36 months following September 9, 2017.

SEC source: 0001137789-22-000006 · wf-form4a_164185207845747.xml · nonDerivative · entry 3

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F4 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $115.42 to $116.21. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

F2 · balance_after: This amendment is being filed to correct errors relating to the transfer of Ordinary Shares by the Reporting Person to the Jeffery D. Nygaard Revocable Trust U/A Dated August 17, 2009 on November 23, 2021.

SEC source: 0001137789-22-000006 · wf-form4a_164185207845747.xml · nonDerivative · entry 2

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,927

F1 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $114.33 to $115.32. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

F2 · balance_after: This amendment is being filed to correct errors relating to the transfer of Ordinary Shares by the Reporting Person to the Jeffery D. Nygaard Revocable Trust U/A Dated August 17, 2009 on November 23, 2021.

SEC source: 0001137789-22-000006 · wf-form4a_164185207845747.xml · nonDerivative · entry 1

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,158

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 · shares: The option exercise and sales of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F2 · balance_after: This amendment is being filed to correct errors relating to the transfer of Ordinary Shares by the Reporting Person to the Jeffery D. Nygaard Revocable Trust U/A Dated August 17, 2009 on November 23, 2021.

SEC source: 0001137789-22-000002 · wf-form4_164133735258522.xml · nonDerivative · entry 1

LUCZO STEPHEN J · CIK 0001248260 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Stephen J. Luczo Revocable Trust dated January 26, 2001

Disclosed balance after: 275,941

F1 · shares: On December 30, 2021, the Stephen J. Luczo Revocable Trust dated January 26, 2001 was gifted 80,000 Ordinary Shares.

SEC source: 0001137789-21-000142 · wf-form4_163943288172303.xml · nonDerivative · entry 2

Adams Mark · CIK 0001349123 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Adams Family Trust DTD 10/27/2000

Disclosed balance after: 12,285

F1 · shares: These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $103.1000 to $103.9300. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-21-000142 · wf-form4_163943288172303.xml · nonDerivative · entry 1

Adams Mark · CIK 0001349123 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Adams Family Trust DTD 10/27/2000

Disclosed balance after: 16,773

F1 · shares: These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person.

F2 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $101.9200 to $102.9000. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-21-000140 · wf-form4_163943197699500.xml · nonDerivative · entry 1

Tilenius Stephanie · CIK 0001534995 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,210

F1 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $101.6950 to $102.3300. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-21-000138 · wf-form4_163770453616656.xml · nonDerivative · entry 1

Nygaard Jeffrey D. · CIK 0001720273 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,470

F1 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of securities previously reported on one or more Forms 4 by the Reporting Person in accordance with Rule 16b-3.

SEC source: 0001418812-21-000066 · primary_doc.xml · nonDerivative · entry 3

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes.

Disclosed balance after: 15,487,070

F1 · ownership.nature: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: The securities reported herein are held by ValueAct Capital Master Fund, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

SEC source: 0001137789-21-000136 · wf-form4_163736431516401.xml · nonDerivative · entry 1

LUCZO STEPHEN J · CIK 0001248260 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Stephen J. Luczo Revocable Trust dated January 26, 2001

Disclosed balance after: 195,941

F1 · shares: On November 15, 2021, the Reporting Person gifted 10,000 Ordinary Shares from the Stephen J. Luczo Revocable Trusted dated January 26, 2001.

SEC source: 0001418812-21-000066 · primary_doc.xml · nonDerivative · entry 2

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes.

Disclosed balance after: 15,787,070

F1 · ownership.nature: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: The securities reported herein are held by ValueAct Capital Master Fund, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

SEC source: 0001418812-21-000066 · primary_doc.xml · nonDerivative · entry 1

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes.

Disclosed balance after: 16,562,070

F1 · ownership.nature: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F2 · ownership.nature: The securities reported herein are held by ValueAct Capital Master Fund, L.P. and may be deemed to be indirectly beneficially owned by (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

SEC source: 0001137789-21-000132 · wf-form4_163658411066309.xml · derivative · entry 3

Fochtman Jeffrey D. · CIK 0001811019 · SVP, Business & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 2,293 shares

Expires 2024-09-11

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: Options granted to the Reporting Person under the Seagate Technology Holdings plc 2012 Equity Incentive Plan are subject to a four-year vesting schedule. One quarter of the options vested on September 11, 2018. The remaining options vested in equal monthly installments over the 36 months following September 11, 2018.

SEC source: 0001137789-21-000132 · wf-form4_163658411066309.xml · nonDerivative · entry 2

Fochtman Jeffrey D. · CIK 0001811019 · SVP, Business & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,548

F1 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $98.84 to $98.87. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-21-000132 · wf-form4_163658411066309.xml · nonDerivative · entry 1

Fochtman Jeffrey D. · CIK 0001811019 · SVP, Business & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,841

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: 0001137789-21-000130 · wf-form4_163650546520351.xml · derivative · entry 6

Naik Ravi · CIK 0001845312 · EVP & CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,120

Underlying: Ordinary Shares · 20,000 shares

Expires 2024-08-21

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: Options granted to the Reporting Person under the Issuer's 2012 Equity Incentive Plan are subject to a four-year vesting schedule. The options fully vested on August 21, 2021.

SEC source: 0001137789-21-000130 · wf-form4_163650546520351.xml · nonDerivative · entry 5

Naik Ravi · CIK 0001845312 · EVP & CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,052

F1 · price: These Ordinary Shares were sold in multiple trades at prices ranging from $96.27 to $96.60. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001137789-21-000130 · wf-form4_163650546520351.xml · nonDerivative · entry 4

Naik Ravi · CIK 0001845312 · EVP & CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,052

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: 0001137789-21-000130 · wf-form4_163650546520351.xml · nonDerivative · entry 3

Naik Ravi · CIK 0001845312 · EVP & CIO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,052

SEC source: 0001137789-21-000114 · wf-form4_163494720185996.xml · derivative · entry 4

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,162

Underlying: Ordinary Shares · 3,162 shares

Expires not disclosed

F4 · derivative.exercise_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022 provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F4 · derivative.expiration_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022 provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-21-000114 · wf-form4_163494720185996.xml · derivative · entry 3

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 5,847 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_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

F3 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

SEC source: 0001137789-21-000114 · wf-form4_163494720185996.xml · nonDerivative · entry 2

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · The Bruner Living Trust

Disclosed balance after: 13,987

F2 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

F1 · balance_after: On October 20, 2021, the Reporting Person transferred 3,742 Ordinary Shares previously owned directly (5,847 Ordinary Shares vested on October 20, 2021 minus 2,105 Ordinary Shares withheld to cover tax liabilities) to The Bruner Living Trust.

SEC source: 0001137789-21-000114 · wf-form4_163494720185996.xml · nonDerivative · entry 1

BRUNER JUDY · CIK 0001112668 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,847

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 · balance_after: On October 20, 2021, the Reporting Person transferred 3,742 Ordinary Shares previously owned directly (5,847 Ordinary Shares vested on October 20, 2021 minus 2,105 Ordinary Shares withheld to cover tax liabilities) to The Bruner Living Trust.

SEC source: 0001418812-21-000058 · primary_doc.xml · derivative · entry 5

Haggart Dylan G. · CIK 0001684185 · Director · See Remarks

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,162

Underlying: Ordinary Shares · 3,162 shares

Expires not disclosed

F6 · derivative.exercise_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022 provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F6 · derivative.expiration_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022 provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F1 · ownership.direct: The ValueAct entities referred to in this footnote 1 are collectively referred to herein as "ValueAct Capital." Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

F2 · ownership.direct: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001418812-21-000058 · primary_doc.xml · derivative · entry 4

Haggart Dylan G. · CIK 0001684185 · Director · See Remarks

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 5,847 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.

F5 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

F5 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

F1 · ownership.direct: The ValueAct entities referred to in this footnote 1 are collectively referred to herein as "ValueAct Capital." Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

F2 · ownership.direct: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001418812-21-000058 · primary_doc.xml · nonDerivative · entry 2

Haggart Dylan G. · CIK 0001684185 · Director · See Remarks

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,742

F3 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

F1 · ownership.direct: The ValueAct entities referred to in this footnote 1 are collectively referred to herein as "ValueAct Capital." Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

F2 · ownership.direct: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001418812-21-000058 · primary_doc.xml · nonDerivative · entry 1

Haggart Dylan G. · CIK 0001684185 · Director · See Remarks

ValueAct Holdings, L.P. · CIK 0001418814 · Director · See Remarks

ValueAct Capital Master Fund, L.P. · CIK 0001464912 · Director · See Remarks

VA Partners I, LLC · CIK 0001418812 · Director · See Remarks

ValueAct Capital Management, L.P. · CIK 0001351069 · Director · See Remarks

ValueAct Capital Management, LLC · CIK 0001351073 · Director · See Remarks

ValueAct Holdings II, L.P. · CIK 0001763309 · Director · See Remarks

ValueAct Holdings GP, LLC · CIK 0001418813 · Director · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,847

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 · ownership.direct: The ValueAct entities referred to in this footnote 1 are collectively referred to herein as "ValueAct Capital." Under an agreement with ValueAct Capital, Dylan G. Haggart is deemed to hold the shares for the benefit of the limited partners of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners I, LLC as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P., (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P., (iv) ValueAct Holdings, L.P. as the majority owner of the membership interests of VA Partners I, LLC, (v) ValueAct Holdings II, L.P. as the sole owner of the membership interests of ValueAct Capital Management, LLC and as the majority owner of the limited partnership interests of ValueAct Capital Management, L.P., and (vi) ValueAct Holdings GP, LLC as General Partner of ValueAct Holdings, L.P. and ValueAct Holdings II, L.P.

F2 · ownership.direct: Each reporting person listed herein disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001137789-21-000123 · wf-form4_163494787193857.xml · derivative · entry 3

LUCZO STEPHEN J · CIK 0001248260 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 5,847 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_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

F3 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

SEC source: 0001137789-21-000123 · wf-form4_163494787193857.xml · nonDerivative · entry 2

LUCZO STEPHEN J · CIK 0001248260 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Stephen J. Luczo Revocable Trust dated January 26, 2001

Disclosed balance after: 205,941

F2 · shares: These Ordinary Shares are withheld securities to cover tax liabilities incident to the vesting of Restricted Share Units ("RSUs").

SEC source: 0001137789-21-000123 · wf-form4_163494787193857.xml · nonDerivative · entry 1

LUCZO STEPHEN J · CIK 0001248260 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,847

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 · balance_after: On October 20, 2021, the Reporting Person transferred 3,742 Ordinary Shares previously owned directly (5,847 Ordinary Shares vested on October 20, 2021 minus 2,105 Ordinary Shares withheld to cover tax liabilities) to the Stephen J. Luczo Revocable Trust dated January 26, 2001.

SEC source: 0001137789-21-000121 · wf-form4_163494749228776.xml · derivative · entry 4

ZANDER EDWARD J · CIK 0001251587 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,162

Underlying: Ordinary Shares · 3,162 shares

Expires not disclosed

F3 · derivative.exercise_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022 provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

F3 · derivative.expiration_date: Consists of a grant of RSUs awarded to the Reporting Person under the Seagate Technology Holdings plc 2022 Equity Incentive Plan for no consideration. Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. Subject to the Reporting Person's continuous service with the Issuer, shares will be released to the Reporting Person on the earlier of (i) one year from the date of grant and (ii) the date of the next annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending on July 1, 2022 provided such annual general meeting is at least fifty (50) weeks after the immediately preceding fiscal year's annual general meeting.

SEC source: 0001137789-21-000121 · wf-form4_163494749228776.xml · derivative · entry 3

ZANDER EDWARD J · CIK 0001251587 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Ordinary Shares · 5,847 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.

F2 · derivative.exercise_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

F2 · derivative.expiration_date: Each RSU represents a contingent right to receive one Ordinary Share of the Issuer. The award vested on the date of the annual general meeting of the shareholders of the Issuer following the end of the fiscal year ending July 2, 2021.

SEC source: 0001137789-21-000121 · wf-form4_163494749228776.xml · nonDerivative · entry 2

ZANDER EDWARD J · CIK 0001251587 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · The Edward and Mona Zander Trust dtd 4/19/93

Disclosed balance after: 41,357

F1 · balance_after: On October 20, 2021, the Reporting Person transferred 3,742 Ordinary Shares previously owned directly (5,847 Ordinary Shares vested on October 20, 2021 minus 2,105 Ordinary Shares withheld to cover tax liabilities) to The Edward and Mona Zander Trust dtd 4/19/93.