BERKLEY WILLIAM R

SEC source: 0001193125-26-257711 · ownership.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,366,375

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 7,618,901 shares of common stock underlying Restricted Stock Units ("RSUs"), all of which have vested (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0001062993-25-014716 · form4.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,363,285

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of RSUs.

F3 · balance_after: Includes 7,618,901 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0001062993-25-014716 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,367,562

F1 · shares: Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2020, 2021 and 2022 under the W. R. Berkley Corporation 2018 Stock Incentive Plan for the three-year performance period ending June 30, 2025 (consisting of 43,765 shares; 38,840 shares; and 29,264 shares, respectively).

SEC source: 0001062993-25-011687 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,255,693

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 7,511,309 shares of common stock underlying vested Restricted Stock Units ("RSUs") (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0001062993-24-015394 · form4.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,252,917

F4 · shares: Represents payment of tax liability by withholding securities incident to the vesting of RSUs.

F5 · balance_after: Includes 7,511,309 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0001062993-24-015394 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,257,521

F1 · shares: On July 10, 2024, the Company's common stock split on a 3-for-2 basis (the "Stock Split"). The number of securities acquired, disposed of, or beneficially owned reported on this Form reflect such Stock Split.

F2 · shares: Represents the vesting of tranches of shares of common stock underlying performance-based restricted stock units ("RSUs") granted in 2019, 2020 and 2021 under the W. R. Berkley Corporation 2018 Stock Incentive Plan for the three-year performance period ending June 30, 2024 (consisting of 37,826 shares; 43,766 shares; and 38,838 shares, respectively).

F3 · balance_after: Includes an increase of 5,712,363 shares of common stock beneficially owned by the reporting person resulting from the Stock Split, including 2,465,161 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0001062993-24-012478 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,424,727

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 4,930,321 shares of common stock underlying vested Restricted Stock Units ("RSUs") (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0001062993-23-016726 · form4.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,422,193

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of RSUs.

F3 · balance_after: Includes 4,930,321 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0001062993-23-016726 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,425,610

F1 · shares: Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2018, 2019 and 2020 under the W. R. Berkley Corporation 2018 Stock Incentive Plan for the three-year performance period ending June 30, 2023 (consisting of 35,113 shares; 25,217 shares; and 29,177 shares, respectively).

SEC source: 0001062993-23-013559 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,336,103

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 4,844,231 shares of common stock underlying vested Restricted Stock Units ("RSUs") (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0001062993-22-018291 · form4.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,332,624

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of performance-based RSUs.

F3 · balance_after: Includes 4,844,231 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0001062993-22-018291 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,336,416

F1 · shares: Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2017, 2018 and 2019 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the three-year performance period ending June 30, 2022 (consisting of 39,043 shares; 35,114 shares; and 25,217 shares, respectively).

SEC source: 0001062993-22-014899 · form4.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,237,042

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 4,748,649 shares of common stock underlying vested Restricted Stock Units ("RSUs") (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs. On March 23, 2022, the Company's common stock split on a 3-for-2 basis ("Stock Split"), resulting in an increase of 3,744,684 shares of common stock directly owned by the reporting person, including 1,582,885 shares underlying vested RSUs.

SEC source: 0000011544-21-000066 · edgar.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,489,363

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of performance-based RSUs.

F3 · balance_after: Includes 3,165,764 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0000011544-21-000066 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,491,250

F1 · shares: Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2017 and 2018 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the three-year performance period ending June 30, 2022 (26,029 shares) and June 30, 2023 (23,409 shares).

SEC source: 0000011544-21-000054 · edgar.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,441,812

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of performance-based RSUs.

F3 · balance_after: Includes 3,118,213 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0000011544-21-000054 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,442,976

F1 · shares: Represents the vesting of a tranche of performance-based restricted stock units ("RSUs") granted in 2016 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the three-year performance period ending June 30, 2021.

SEC source: 0000011544-21-000029 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,412,464

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 3,088,865 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0000011544-20-000110 · edgar.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,409,812

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of performance-based RSUs.

F3 · balance_after: Includes 3,088,865 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0000011544-20-000110 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,410,805

F1 · shares: Represents the vesting of a tranche of performance-based restricted stock units ("RSUs") granted in 2017 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the three-year performance period ending June 30, 2020.

SEC source: 0000011544-20-000102 · edgar.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,384,777

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of RSUs.

F3 · balance_after: Includes 3,063,830 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0000011544-20-000102 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,387,781

F1 · shares: Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2015 and 2016 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the three-year performance period ending June 30, 2020 for RSUs granted in 2015 (48,224 shares) and 2016 (30,512 shares).

SEC source: 0000011544-20-000058 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,309,045

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 2,988,098 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0000011544-19-000089 · edgar.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,305,561

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of RSUs.

F3 · balance_after: Includes 2,988,097 shares of common stock underlying vested RSUs (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs.

SEC source: 0000011544-19-000089 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,315,491

F1 · shares: Represents the vesting of tranches of performance-based restricted stock units ("RSUs") granted in 2014, 2015 and 2016 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the: (i) five-year performance period ending June 30, 2019 for RSUs granted in 2014 (181,500 shares); (ii) four-year performance period ending June 30, 2019 for RSUs granted in 2015 (48,223 shares); and (iii) three-year performance period ending June 30, 2019 for RSUs granted in 2016 (30,512 shares).

SEC source: 0000011544-19-000046 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,055,256

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 2,737,792 shares of common stock underlying vested Restricted Stock Units ("RSUs") (the receipt of which has been deferred) and does not include shares of common stock underlying unvested performance-based RSUs. On April 2, 2019, the Company's common stock split on a 3-for-2 basis (the "Stock Split"), resulting in an increase of 2,350,702 shares of common stock beneficially owned by the reporting person, including 912,597 shares underlying vested RSUs.

SEC source: 0000011544-18-000067 · edgar.xml · nonDerivative · entry 2

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,841,403

F2 · shares: Represents payment of tax liability by withholding securities incident to the vesting of performance-based RSUs.

F3 · balance_after: Includes 1,825,194 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0000011544-18-000067 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,842,630

F1 · shares: Represents the vesting of a tranche of performance-based restricted stock units ("RSUs") granted in 2015 under the W. R. Berkley Corporation 2018 Stock Incentive Plan (or its predecessor plan) for the three-year performance period ending June 30, 2018.

SEC source: 0000011544-18-000027 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,810,482

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 1,794,273 shares of common stock underlying restricted stock units ("RSUs"), all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0000011544-17-000065 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,807,863

F1 · shares: Represents payment of tax liability by withholding securities incident to the vesting of restricted stock units ("RSUs").

F2 · balance_after: Includes 1,794,273 shares of common stock underlying RSUs, all of which have vested (the receipt of which has been deferred) and does not include unvested shares of common stock underlying performance-based RSUs.

SEC source: 0000011544-17-000025 · edgar.xml · nonDerivative · entry 1

BERKLEY WILLIAM R · CIK 0000918186 · Director · Executive Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,817,590

F1 · shares: Represents award granted pursuant to the terms of the W. R. Berkley Corporation 2009 Directors Stock Plan, as amended and restated.

F2 · balance_after: Includes 1,804,000 restricted stock units, 1,554,000 of which have vested (the receipt of which has been deferred) and the balance of which are scheduled to vest on August 7, 2017.