SIMMONS ROBERT J

SEC source: 0001110499-26-000003 · form4-07312026_090737.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,902

F3 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $111.48 and $112.36. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001110499-26-000003 · form4-07312026_090737.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,472

F2 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $110.30 and $111.19. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001110499-26-000003 · form4-07312026_090737.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,914

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $109.215 and $110.21. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001110499-26-000002 · form4-02132026_010208.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 118,902

SEC source: 0001110499-26-000001 · form4-02052026_110230.xml · nonDerivative · entry 4

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,987

F4 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third of the performance stock units granted in February 2025 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001110499-26-000001 · form4-02052026_110230.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,090

F3 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third of the performance stock units granted in February 2024 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001110499-26-000001 · form4-02052026_110230.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 153,380

F2 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third of the performance stock units granted in February 2023 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001110499-26-000001 · form4-02052026_110230.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 117,632

F1 · shares: Restricted stock units issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which will vest one third each year from the date of grant over three years. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-25-020883 · form4-08012025_100856.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,017

F2 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $117.615 and $118.14. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-25-020883 · form4-08012025_100856.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,819

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $116.585 and $117.58. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-25-015841 · form4-06052025_100620.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 131,203

F2 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $104.09 and $104.19. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-25-015841 · form4-06052025_100620.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 131,948

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $103.09 and $104.08. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-25-003795 · form4-02132025_120220.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,203

SEC source: 0001415889-25-003795 · form4-02132025_120220.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,067

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $113.54 and $113.88. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-25-003271 · form4-02062025_100203.xml · nonDerivative · entry 4

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 181,067

F4 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third of the performance stock units granted in February 2024 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-25-003271 · form4-02062025_100203.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 172,357

F3 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third of the performance stock units granted in February 2023 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-25-003271 · form4-02062025_100203.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 136,612

F2 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third of the performance stock units granted in February 2022 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-25-003271 · form4-02062025_100203.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,262

F1 · shares: Restricted stock units issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-24-026375 · form4-11072024_111106.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,539

F2 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $105.275 and $105.99. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-24-026375 · form4-11072024_111106.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 118,204

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $104.2701 and $105.255. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-24-014564 · form4-05242024_100559.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 130,024

F3 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $75.00 and $75.01. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-24-014564 · form4-05242024_100559.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 138,914

F2 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $74.00 and $74.70. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-24-014564 · form4-05242024_100559.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,161

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $75.825 and $76.36. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-24-003592 · form4-02132024_100225.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 155,008

SEC source: 0001415889-24-003095 · form4-02092024_120226.xml · nonDerivative · entry 4

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 170,345

F4 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to one third performance stock units granted in February 2023 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-24-003095 · form4-02092024_120226.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,600

F3 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to two thirds of the performance stock units granted in February 2022 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-24-003095 · form4-02092024_120226.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,900

F2 · shares: Represents the number of restricted stock units issued upon achievement of performance measurements relating to performance stock units granted in February 2021 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which restricted stock units will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-24-003095 · form4-02092024_120226.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,156

F1 · shares: Restricted stock units issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which will vest in full three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001415889-23-002246 · form4-02102023_010225.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,557

SEC source: 0001415889-23-002246 · form4-02102023_010225.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,933

F1 · shares: Represents the number of shares of common stock issued upon achievement of performance measurements relating to performance stock granted in February 2020 pursuant to the SkyWest, Inc. Long-Term Incentive Plan.

SEC source: 0001415889-23-002117 · form4-02082023_120208.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,809

SEC source: 0001415889-22-008320 · form4-08052022_010834.xml · derivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,783 shares

Expires 2023-02-10

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: 0001415889-22-008320 · form4-08052022_010834.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,283

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $24.65 and $24.6701. Detailed information on the exact number of shares sold at each sale price can be obtained from the issuer upon request.

SEC source: 0001415889-22-008320 · form4-08052022_010834.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,066

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: 0001179110-22-001012 · edgar.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,283

SEC source: 0001179110-22-001012 · edgar.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,409

F1 · shares: Represents the number of shares of common stock issued upon achievement of the performance measurements relating to performance stock units granted in February 2019 pursuant to the SkyWest, Inc. Long-Term Incentive Plan.

SEC source: 0001179110-22-001012 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,569

SEC source: 0001179110-21-001476 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,603

F1 · balance_after: Includes 11,605 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-21-001331 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,658

F1 · shares: Represents the number of shares of common stock issued upon achievement of the performance measurements relating to performance stock units granted in February 2018 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which shares will vest in full three years from the date of grant.

F2 · balance_after: Includes 23,553 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-20-003687 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,141

F1 · balance_after: Includes 17,036 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-20-001477 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,141

F1 · balance_after: Includes 17,036 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-20-001314 · edgar.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,991

F3 · shares: Shares issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan.

F4 · balance_after: Includes 46,079 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-20-001314 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,784

F1 · shares: Represents the number of shares of common stock issued upon achievement of the performance measurements relating to performance stock units granted in February 2017 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which shares will vest in full three years from the date of grant.

F2 · balance_after: Includes 40,872 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-19-007515 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,002

F1 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range between $60.19 and $61.375. Detailed information on the exactnumber of shares sold at each sale price can be obtained from the issuer upon request.

F2 · balance_after: Includes 19,090 restricted stock units which vest approximately three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-19-001802 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,579

F1 · balance_after: Includes 19,090 restricted stock units which vest approximately three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-19-001594 · edgar.xml · nonDerivative · entry 2

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,419

F3 · shares: Shares issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan.

F4 · balance_after: Includes 56,842 restricted stock units which vest approximately three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-19-001594 · edgar.xml · nonDerivative · entry 1

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,021

F1 · shares: Represents the number of shares of common stock issued upon the achievement of the performance measurements relating to performance stock units granted in February 2016pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which shares will vest in full three years from the date of grant.

F2 · balance_after: Includes 50,444 restricted stock units which vest approximately three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

SEC source: 0001179110-18-003885 · edgar.xml · derivative · entry 5

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,783

Underlying: Common Stock · 15,106 shares

Expires 2023-02-10

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: Stock Options become exercisable in equal annual installments of 33.33% starting on February 10, 2017.

SEC source: 0001179110-18-003885 · edgar.xml · derivative · entry 4

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 24,233 shares

Expires 2022-04-02

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

F3 · derivative.exercise_date: Stock Options become exercisable in equal annual installments of 33.33% starting on February 17, 2016.

SEC source: 0001179110-18-003885 · edgar.xml · nonDerivative · entry 3

SIMMONS ROBERT J · CIK 0001110499 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,471

F2 · price: Represents the weighted average sale price for the entire number of shares sold. The actual sale prices range from $55.80 to $56.15. Detailed information on the exact number of shares sold at each price can be obtained from the issuer upon request.

F1 · balance_after: Includes 42,894 restricted stock units, of which 27,793 vest approximately three years from the date of grant and 15,101 vest upon achievement of performance measurements approximately three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.