MITTELSTAEDT RONALD J

SEC source: 0001064299-26-000005 · primarydocument.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 301,017

SEC source: 0001064299-26-000003 · form4-05072026_100519.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,257

F1 · shares: Shares issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan.

SEC source: 0001064299-26-000002 · primarydocument.xml · derivative · entry 3

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 878 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: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 18, 2022 and vest in four equal annual installments. The common shares are reported in Table 1.

F2 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 18, 2022 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001064299-26-000002 · primarydocument.xml · nonDerivative · entry 2

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 251,017

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000002 · primarydocument.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 251,363

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: 0001064299-26-000001 · primarydocument.xml · derivative · entry 20

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 10,834 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.

F9 · derivative.exercise_date: Represents the conversion upon vesting of a performance-based restricted share unit award into common shares of the Issuer. The performance-based restricted share units were awarded on May 12, 2023 under the Reporting Person's letter agreement with the Issuer dated April 23, 2023. The award contained performance goals that the Issuer achieved over the three-year period from January 1, 2023 to December 31, 2025. The number of earned award units that vested at the end of the three-year performance period, as determined by the Compensation Committee of the Issuer's Board of Directors, was 139.5% of the target number of shares subject to the award. The common shares are reported on Table 1.

F9 · derivative.expiration_date: Represents the conversion upon vesting of a performance-based restricted share unit award into common shares of the Issuer. The performance-based restricted share units were awarded on May 12, 2023 under the Reporting Person's letter agreement with the Issuer dated April 23, 2023. The award contained performance goals that the Issuer achieved over the three-year period from January 1, 2023 to December 31, 2025. The number of earned award units that vested at the end of the three-year performance period, as determined by the Compensation Committee of the Issuer's Board of Directors, was 139.5% of the target number of shares subject to the award. The common shares are reported on Table 1.

SEC source: 0001064299-26-000001 · primarydocument.xml · derivative · entry 19

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,941

Underlying: Common Shares · 1,941 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.

F8 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on May 12, 2023 under the Reporting Person's letter agreement with the Issuer dated April 23, 2023. The award will vest four equal annual installments on each of the anniversaries of February 17, 2023. The common shares are reported in Table 1.

F8 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on May 12, 2023 under the Reporting Person's letter agreement with the Issuer dated April 23, 2023. The award will vest four equal annual installments on each of the anniversaries of February 17, 2023. The common shares are reported in Table 1.

SEC source: 0001064299-26-000001 · primarydocument.xml · derivative · entry 18

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 2,561 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.

F7 · derivative.exercise_date: Represents the conversion upon vesting of a performance-based restricted share unit award into common shares of the Issuer. The award was granted on February 17, 2023 and contained performance goals that the Issuer achieved over the three-year performance period from January 1, 2023 to December 31, 2025. The number of earned award units that vested at the end of the three-year performance period, as determined by the Compensation Committee of the Issuer's Board of Directors, was 139.5% of the target number of shares subject to the award. The common shares are reported on Table 1.

F7 · derivative.expiration_date: Represents the conversion upon vesting of a performance-based restricted share unit award into common shares of the Issuer. The award was granted on February 17, 2023 and contained performance goals that the Issuer achieved over the three-year performance period from January 1, 2023 to December 31, 2025. The number of earned award units that vested at the end of the three-year performance period, as determined by the Compensation Committee of the Issuer's Board of Directors, was 139.5% of the target number of shares subject to the award. The common shares are reported on Table 1.

SEC source: 0001064299-26-000001 · primarydocument.xml · derivative · entry 17

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 459

Underlying: Common Shares · 459 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.

F6 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 17, 2023 and vest in four equal annual installments. The common shares are reported in Table 1.

F6 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 17, 2023 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 12

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,485

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 11

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,666

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: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 10

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,207

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 9

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,971

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: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 8

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 249,030

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 7

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 253,294

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: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 6

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 242,460

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 5

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 243,468

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: 0001064299-26-000001 · primarydocument.xml · derivative · entry 16

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,225

Underlying: Common Shares · 3,112 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: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 1, 2024 and vest in four equal annual installments. The common shares are reported in Table 1.

F5 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 1, 2024 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 4

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 240,907

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 3

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 241,722

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: 0001064299-26-000001 · primarydocument.xml · derivative · entry 15

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,516

Underlying: Common Shares · 3,505 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.

F4 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 14, 2025 and vest in four equal annual installments. The common shares are reported in Table 1.

F4 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 14, 2025 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 2

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 238,610

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001064299-26-000001 · primarydocument.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 239,464

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: 0001064299-26-000001 · primarydocument.xml · derivative · entry 14

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,875

Underlying: Common Shares · 18,875 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents an award of performance-based restricted share units. The target number of units is presented in the table. Subject to certain continued employment conditions and subject to accelerated vesting in certain circumstances, the number of units that actually vest at the end of the three-year performance period will be 0% to 250% of the scheduled amount, depending on the extent to which the Issuer meets or exceeds certain performance goals at the end of each year during the performance period. The maximum number of units that may vest at the end of the three-year performance period is 47,187 (250% of the target number).

F3 · derivative.expiration_date: Represents an award of performance-based restricted share units. The target number of units is presented in the table. Subject to certain continued employment conditions and subject to accelerated vesting in certain circumstances, the number of units that actually vest at the end of the three-year performance period will be 0% to 250% of the scheduled amount, depending on the extent to which the Issuer meets or exceeds certain performance goals at the end of each year during the performance period. The maximum number of units that may vest at the end of the three-year performance period is 47,187 (250% of the target number).

SEC source: 0001064299-26-000001 · primarydocument.xml · derivative · entry 13

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,876

Underlying: Common Shares · 18,876 shares

Expires not disclosed

F2 · derivative.exercise_date: Represents an award of restricted share units. The award shall vest 25% per year over a four-year period following the date of grant.

F2 · derivative.expiration_date: Represents an award of restricted share units. The award shall vest 25% per year over a four-year period following the date of grant.

SEC source: 0001064299-25-000004 · form4-12312025_091240.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,038

F1 · shares: Represents a bona fide charitable gift for no consideration.

SEC source: 0001415889-25-012386 · form4-05082025_090536.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,538

F1 · shares: Shares issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan.

SEC source: 0001562180-25-001483 · primarydocument.xml · derivative · entry 3

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 1,067 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: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

F2 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 19, 2021 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-25-001483 · primarydocument.xml · nonDerivative · entry 2

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 235,959

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-25-001483 · primarydocument.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 236,379

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: 0001562180-25-001339 · primarydocument.xml · derivative · entry 17

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 3,990 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.

F8 · derivative.exercise_date: Represents the conversion upon vesting of a performance-based restricted share unit award into common shares of the Issuer. The award was granted on February 18, 2022 and contained performance goals that the Issuer achieved over the three-year performance period from January 1, 2022 to December 31, 2024. The number of earned award units that vested at the end of the three-year performance period, as determined by the Compensation Committee of the Issuer's Board of Directors, was 113.6% of the target number of shares subject to the award. The common shares are reported on Table 1.

F8 · derivative.expiration_date: Represents the conversion upon vesting of a performance-based restricted share unit award into common shares of the Issuer. The award was granted on February 18, 2022 and contained performance goals that the Issuer achieved over the three-year performance period from January 1, 2022 to December 31, 2024. The number of earned award units that vested at the end of the three-year performance period, as determined by the Compensation Committee of the Issuer's Board of Directors, was 113.6% of the target number of shares subject to the award. The common shares are reported on Table 1.

SEC source: 0001562180-25-001339 · primarydocument.xml · derivative · entry 16

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 878

Underlying: Common Shares · 878 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.

F7 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 18, 2022 and vest in four equal annual installments. The common shares are reported in Table 1.

F7 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 18, 2022 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 10

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 235,312

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 9

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 236,847

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.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 8

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 232,857

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 7

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,203

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: 0001562180-25-001339 · primarydocument.xml · derivative · entry 15

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,882

Underlying: Common Shares · 1,942 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.

F6 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on May 12, 2023 under the Reporting Person's letter agreement with a subsidiary of the Issuer dated April 23, 2023. The award shall vest in four equal annual installments on each of the anniversaries of February 17, 2023. The common shares are reported in Table 1.

F6 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on May 12, 2023 under the Reporting Person's letter agreement with a subsidiary of the Issuer dated April 23, 2023. The award shall vest in four equal annual installments on each of the anniversaries of February 17, 2023. The common shares are reported in Table 1.

SEC source: 0001562180-25-001339 · primarydocument.xml · derivative · entry 14

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 918

Underlying: Common Shares · 460 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: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 17, 2023 and vest in four equal annual installments. The common shares are reported in Table 1.

F5 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 17, 2023 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 6

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 232,325

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 5

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 232,798

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: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 4

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 230,856

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 3

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 231,002

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: 0001562180-25-001339 · primarydocument.xml · derivative · entry 13

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,337

Underlying: Common Shares · 3,113 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.

F4 · derivative.exercise_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 16, 2024 and vest in four equal annual installments. The common shares are reported in Table 1.

F4 · derivative.expiration_date: Represents the conversion upon vesting of restricted share units into common shares of the Issuer. The restricted share units were awarded on February 16, 2024 and vest in four equal annual installments. The common shares are reported in Table 1.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 2

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 230,542

F1 · kind: Represents shares withheld by the Issuer in satisfaction of the applicable withholding taxes due in connection with the vesting of restricted share units and delivery of the converted common shares.

SEC source: 0001562180-25-001339 · primarydocument.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 231,300

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: 0001562180-25-001339 · primarydocument.xml · derivative · entry 12

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,042

Underlying: Common Shares · 14,021 shares

Expires not disclosed

F3 · derivative.exercise_date: Represents an award of performance-based restricted share units. The target number of units is presented in the table. Subject to certain continued employment conditions and subject to accelerated vesting in certain circumstances, the number of units that actually vest at the end of the three-year performance period will be 0% to 250% of the scheduled amount, depending on the extent to which the Issuer meets or exceeds certain performance goals at the end of each year during the performance period. The maximum number of units that may vest at the end of the three-year performance period is 35,052 (250% of the target number).

F3 · derivative.expiration_date: Represents an award of performance-based restricted share units. The target number of units is presented in the table. Subject to certain continued employment conditions and subject to accelerated vesting in certain circumstances, the number of units that actually vest at the end of the three-year performance period will be 0% to 250% of the scheduled amount, depending on the extent to which the Issuer meets or exceeds certain performance goals at the end of each year during the performance period. The maximum number of units that may vest at the end of the three-year performance period is 35,052 (250% of the target number).

SEC source: 0001562180-25-001339 · primarydocument.xml · derivative · entry 11

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,021

Underlying: Common Shares · 14,021 shares

Expires not disclosed

F2 · derivative.exercise_date: Represents an award of restricted share units. The award shall vest 25% per year over a four-year period following the date of grant.

F2 · derivative.expiration_date: Represents an award of restricted share units. The award shall vest 25% per year over a four-year period following the date of grant.

SEC source: 0001562180-24-008035 · primarydocument.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 228,187

SEC source: 0001415889-24-026477 · form4-11082024_111114.xml · nonDerivative · entry 1

MITTELSTAEDT RONALD J · CIK 0001064299 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,283

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $112.00 and $112.47. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001562180-24-001522 · primarydocument.xml · derivative · entry 23

MITTELSTAEDT RONALD J · CIK 0001064299 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Shares · 15,528 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.

F9 · derivative.exercise_date: Represents the conversion of restricted share units into common shares of the Issuer. These restricted share units were previously vested and deferred under the Issuer's Deferred Compensation Plan. They are scheduled to be distributed pursuant to a multi-year installment method election as a result of the participant's transition from Chief Executive Officer of the Issuer to its Executive Chairman. The distribution represents the final distribution elected by the participant.

F9 · derivative.expiration_date: Represents the conversion of restricted share units into common shares of the Issuer. These restricted share units were previously vested and deferred under the Issuer's Deferred Compensation Plan. They are scheduled to be distributed pursuant to a multi-year installment method election as a result of the participant's transition from Chief Executive Officer of the Issuer to its Executive Chairman. The distribution represents the final distribution elected by the participant.