WOLTOSZ WALTER S

SEC source: 0001023459-26-000079 · wk-form4_1791317023.xml · derivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,000 shares

Expires 2030-07-17

F3 · shares: The securities reported herein were held jointly by Walter S. Woltosz and Virginia E. Woltosz.

F4 · shares: Pursuant to the Merger Agreement, effective as of or immediately prior to the Effective Time, each option to purchase shares of Company Common Stock (each, a "Company Option") that was outstanding immediately prior to the Effective Time automatically vested in full and was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) the number of shares of Company Common Stock subject to such Company Option immediately prior to the Effective Time, multiplied by (ii) the excess, if any, of the Merger Consideration over the applicable exercise price per share of Company Common Stock subject to such Company Option.

F5 · price: Any such Company Option with a per share exercise price that was equal to or greater than the Merger Consideration was canceled by virtue of the Merger without any payment to the reporting person.

F4 · derivative.exercise_date: Pursuant to the Merger Agreement, effective as of or immediately prior to the Effective Time, each option to purchase shares of Company Common Stock (each, a "Company Option") that was outstanding immediately prior to the Effective Time automatically vested in full and was canceled and converted into the right to receive an amount in cash, without interest, equal to (i) the number of shares of Company Common Stock subject to such Company Option immediately prior to the Effective Time, multiplied by (ii) the excess, if any, of the Merger Consideration over the applicable exercise price per share of Company Common Stock subject to such Company Option.

SEC source: 0001023459-26-000079 · wk-form4_1791317023.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · shares: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of June 15, 2026 (the "Merger Agreement"), by and among Simulations Plus, Inc. (the "Issuer"), SP Evolution HoldCo II, LLC ("Parent") and SP Evolution BidCo II, LLC, a wholly owned subsidiary of Parent ("Merger Sub"), pursuant to which Merger Sub merged with and into the Issuer (the "Merger"), with the Issuer surviving the Merger as a wholly owned subsidiary of Parent.

F2 · shares: At the effective time of the Merger (the "Effective Time"), each share of common stock of the Issuer ("Company Common Stock") issued and outstanding immediately prior to the Effective Time (other than certain excluded shares specified in the Merger Agreement) was automatically converted into the right to receive $18.50 in cash, without interest (the "Merger Consideration").

F3 · shares: The securities reported herein were held jointly by Walter S. Woltosz and Virginia E. Woltosz.

F2 · balance_after: At the effective time of the Merger (the "Effective Time"), each share of common stock of the Issuer ("Company Common Stock") issued and outstanding immediately prior to the Effective Time (other than certain excluded shares specified in the Merger Agreement) was automatically converted into the right to receive $18.50 in cash, without interest (the "Merger Consideration").

SEC source: 0001222526-26-000012 · wk-form4_1783378240.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,202,131

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $18.36 to $18.49, inclusive.

F4 · balance_after: The number of shares reflects a revision to correct the inadvertent inclusion of 46,492 shares of the issuer's common stock from previously reported holdings of the reporting persons.

SEC source: 0001222526-26-000009 · wk-form4_1780430767.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,252,800

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $16.61 to $17.75, inclusive.

SEC source: 0001222526-26-000007 · wk-form4_1778011802.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,267,800

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnote (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $15.00 to $15.24, inclusive.

SEC source: 0001222526-26-000005 · wk-form4_1777665966.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,282,800

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001222526-26-000003 · wk-form4_1770067103.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,280,683

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001222526-25-000010 · wk-form4_1766437608.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,278,907

F1 · shares: The reporting person(s) made a bona fide gift of 9,095 shares of common stock to the Auburn University Foundation.

SEC source: 0001222526-25-000008 · wk-form4_1762292158.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,288,002

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001222526-25-000006 · wk-form4_1759522375.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,286,231

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnote (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnote.

F3 · price: These shares were sold in multiple transactions at prices ranging from $15.02 to $15.77, inclusive.

SEC source: 0001628280-25-037453 · wk-form4_1754339332.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,306,231

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001628280-25-034007 · wk-form4_1751487870.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,304,157

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $18.35 to $18.91, inclusive.

SEC source: 0001628280-25-034007 · wk-form4_1751487870.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,316,381

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $17.35 to $18.33, inclusive.

SEC source: 0001628280-25-029107 · wk-form4_1748984212.xml · nonDerivative · entry 5

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,324,157

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), (5), (6) and (7) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F7 · price: These shares were sold in multiple transactions at prices ranging from $31.36 to $31.37, inclusive.

SEC source: 0001628280-25-029107 · wk-form4_1748984212.xml · nonDerivative · entry 4

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,324,257

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), (5), (6) and (7) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F6 · price: These shares were sold in multiple transactions at prices ranging from $30.34 to $31.04, inclusive.

SEC source: 0001628280-25-029107 · wk-form4_1748984212.xml · nonDerivative · entry 3

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,325,257

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), (5), (6) and (7) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F5 · price: These shares were sold in multiple transactions at prices ranging from $28.96 to $29.43, inclusive.

SEC source: 0001628280-25-029107 · wk-form4_1748984212.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,325,957

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), (5), (6) and (7) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $27.44 to $28.30, inclusive.

SEC source: 0001628280-25-029107 · wk-form4_1748984212.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,328,657

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), (5), (6) and (7) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $26.34 to $27.32, inclusive.

SEC source: 0001628280-25-021636 · wk-form4_1746136379.xml · nonDerivative · entry 3

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,344,157

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (4) and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F5 · price: These shares were sold in multiple transactions at prices ranging from $33.60 to $34.34, inclusive.

SEC source: 0001628280-25-021636 · wk-form4_1746136379.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,354,761

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (4) and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $32.59 to $33.56, inclusive.

SEC source: 0001628280-25-021636 · wk-form4_1746136379.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,364,157

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001023459-25-000027 · wk-form4_1743625224.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,363,371

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $24.47 to $24.82, inclusive.

SEC source: 0001023459-25-000027 · wk-form4_1743625224.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,365,971

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $23.47 to $24.43, inclusive.

SEC source: 0001023459-25-000025 · wk-form4_1741126083.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,383,371

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnote (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $28.32 to $29.10, inclusive.

SEC source: 0001023459-25-000014 · wk-form4_1738708430.xml · nonDerivative · entry 3

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,403,371

F5 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001023459-25-000014 · wk-form4_1738708430.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,402,584

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $33.86 to $34.22, inclusive.

SEC source: 0001023459-25-000014 · wk-form4_1738708430.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,417,005

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $32.86 to $33.85, inclusive.

SEC source: 0001023459-25-000003 · wk-form4_1735940159.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,422,584

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in a single transaction at $28.50.

SEC source: 0001023459-25-000003 · wk-form4_1735940159.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,422,684

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $27.50 to $28.46, inclusive.

SEC source: 0001023459-24-000150 · wk-form4_1733265298.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,442,584

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnote (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $31.47 to $32.04, inclusive.

SEC source: 0001023459-24-000142 · wk-form4_1730811742.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,462,584

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnote (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $27.22 to $27.97, inclusive.

SEC source: 0001023459-24-000142 · wk-form4_1730811742.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,482,584

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001023459-24-000115 · wk-form4_1727901252.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,481,592

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnote (3) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $30.96 to $31.54, inclusive.

SEC source: 0001023459-24-000109 · wk-form4_1725480701.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,501,592

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $35.64 to $35.72, inclusive.

SEC source: 0001023459-24-000109 · wk-form4_1725480701.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,503,550

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $34.64 to $35.63, inclusive.

SEC source: 0001023459-24-000094 · wk-form4_1722629942.xml · nonDerivative · entry 3

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,521,592

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (4), and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F5 · price: These shares were sold in multiple transactions at prices ranging from $40.03 to $40.64, inclusive.

SEC source: 0001023459-24-000094 · wk-form4_1722629942.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,523,292

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (4), and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $39.03 to $40.02, inclusive.

SEC source: 0001023459-24-000094 · wk-form4_1722629942.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,541,592

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001023459-24-000088 · wk-form4_1719951007.xml · nonDerivative · entry 3

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,540,857

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F5 · price: These shares were sold in multiple transactions at prices ranging from $48.20 to $48.62, inclusive.

SEC source: 0001023459-24-000088 · wk-form4_1719951007.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,541,457

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $47.11 to $48.06, inclusive.

SEC source: 0001023459-24-000088 · wk-form4_1719951007.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,544,961

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3), (4), and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $46.11 to $47.10, inclusive.

SEC source: 0001023459-24-000076 · wk-form4_1717535074.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,560,857

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $46.75 to $47.72, inclusive.

SEC source: 0001023459-24-000076 · wk-form4_1717535074.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,565,466

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $45.75 to $46.74, inclusive.

SEC source: 0001023459-24-000058 · wk-form4_1714682248.xml · nonDerivative · entry 3

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,580,857

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (4) and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F5 · price: These shares were sold in multiple transactions at prices ranging from $45.79 to $46.64, inclusive.

SEC source: 0001023459-24-000058 · wk-form4_1714682248.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,594,686

F2 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F3 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (4) and (5) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $44.78 to $45.77, inclusive.

SEC source: 0001023459-24-000058 · wk-form4_1714682248.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,600,857

F1 · price: Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan.

SEC source: 0001023459-24-000042 · wk-form4_1712089903.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,600,195

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $40.69 to $41.13, inclusive.

SEC source: 0001023459-24-000042 · wk-form4_1712089903.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,600,785

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $39.68 to $40.60, inclusive.

SEC source: 0001023459-24-000034 · wk-form4_1709673746.xml · nonDerivative · entry 2

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,620,195

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F4 · price: These shares were sold in multiple transactions at prices ranging from $41.62 to $41.80, inclusive.

SEC source: 0001023459-24-000034 · wk-form4_1709673746.xml · nonDerivative · entry 1

WOLTOSZ WALTER S · CIK 0001222526 · Director · 10% owner

WOLTOSZ VIRGINIA E · CIK 0001222527 · 10% owner

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,622,595

F1 · kind: The sales reported in this Form 4 were effected automatically pursuant to a Rule 10b5-1 plan adopted by the reporting persons.

F2 · price: These shares were sold in multiple transactions at prices falling within those ranges set forth in footnotes (3) and (4) of this Form 4. The reporting persons undertake to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the relevant footnotes.

F3 · price: These shares were sold in multiple transactions at prices ranging from $40.62 to $41.61, inclusive.