NNI

SEC source: 0001008886-26-000072 · form4.xml · nonDerivative · entry 4

HEIMES TERRY J · CIK 0001269804 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,574

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-26-000072 · form4.xml · nonDerivative · entry 3

HEIMES TERRY J · CIK 0001269804 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,709

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-26-000072 · form4.xml · nonDerivative · entry 2

HEIMES TERRY J · CIK 0001269804 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,031

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-26-000072 · form4.xml · nonDerivative · entry 1

HEIMES TERRY J · CIK 0001269804 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,387

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: The number of shares reflects shares contributed to a revocable trust as discussed in footnote (8) below.

SEC source: 0001008886-26-000066 · form4.xml · nonDerivative · entry 5

NOORDHOEK JEFFREY R · CIK 0001269813 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 109,583

F4 · shares: These restricted shares were awarded to the reporting person pursuant to the issuer's Restricted Stock Plan. The shares vest equally over a five-year period, with one-fifth of the amount vesting annually on March 10 of each year.

F3 · balance_after: Includes 5,148 shares issued pursuant to the issuer's Employee Share Purchase Plan.

SEC source: 0001008886-26-000066 · form4.xml · nonDerivative · entry 4

NOORDHOEK JEFFREY R · CIK 0001269813 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,056

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: Includes 5,148 shares issued pursuant to the issuer's Employee Share Purchase Plan.

SEC source: 0001008886-26-000066 · form4.xml · nonDerivative · entry 3

NOORDHOEK JEFFREY R · CIK 0001269813 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,260

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: Includes 5,148 shares issued pursuant to the issuer's Employee Share Purchase Plan.

SEC source: 0001008886-26-000066 · form4.xml · nonDerivative · entry 2

NOORDHOEK JEFFREY R · CIK 0001269813 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,746

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: Includes 5,148 shares issued pursuant to the issuer's Employee Share Purchase Plan.

SEC source: 0001008886-26-000066 · form4.xml · nonDerivative · entry 1

NOORDHOEK JEFFREY R · CIK 0001269813 · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,283

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: Includes 5,148 shares issued pursuant to the issuer's Employee Share Purchase Plan.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 7

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,378

F6 · shares: Shares that were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the March 10, 2026 award by the issuer of 8,656 shares of bonus compensation stock.

F7 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the average market closing price of the shares for February 27, 2026 through March 5, 2026.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 6

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,080

F5 · shares: These shares were issued to the reporting person pursuant to the issuer's Restricted Stock Plan, as the annual personal performance-based incentive bonus compensation for 2025 paid in stock, which the reporting person became entitled to receive on March 10, 2026.

F3 · balance_after: Includes 4,538 shares issued pursuant to the issuer's Employee Share Purchase Plan. Also includes (i) 1,000 shares held jointly with spouse and (ii) 2,210 shares distributed to the reporting person by a grantor retained annuity trust ("GRAT") as discussed in footnote (8) below.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 5

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,424

F4 · shares: These restricted shares were awarded to the reporting person pursuant to the issuer's Restricted Stock Plan. The shares vest equally over a five-year period, with one-fifth of the amount vesting annually on March 10 of each year.

F3 · balance_after: Includes 4,538 shares issued pursuant to the issuer's Employee Share Purchase Plan. Also includes (i) 1,000 shares held jointly with spouse and (ii) 2,210 shares distributed to the reporting person by a grantor retained annuity trust ("GRAT") as discussed in footnote (8) below.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 4

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,897

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2025.

F3 · balance_after: Includes 4,538 shares issued pursuant to the issuer's Employee Share Purchase Plan. Also includes (i) 1,000 shares held jointly with spouse and (ii) 2,210 shares distributed to the reporting person by a grantor retained annuity trust ("GRAT") as discussed in footnote (8) below.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 3

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,032

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2025.

F3 · balance_after: Includes 4,538 shares issued pursuant to the issuer's Employee Share Purchase Plan. Also includes (i) 1,000 shares held jointly with spouse and (ii) 2,210 shares distributed to the reporting person by a grantor retained annuity trust ("GRAT") as discussed in footnote (8) below.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 2

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,354

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2025.

F3 · balance_after: Includes 4,538 shares issued pursuant to the issuer's Employee Share Purchase Plan. Also includes (i) 1,000 shares held jointly with spouse and (ii) 2,210 shares distributed to the reporting person by a grantor retained annuity trust ("GRAT") as discussed in footnote (8) below.

SEC source: 0001008886-26-000071 · form4.xml · nonDerivative · entry 1

Kruger James D · CIK 0001593432 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,710

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2025.

F3 · balance_after: Includes 4,538 shares issued pursuant to the issuer's Employee Share Purchase Plan. Also includes (i) 1,000 shares held jointly with spouse and (ii) 2,210 shares distributed to the reporting person by a grantor retained annuity trust ("GRAT") as discussed in footnote (8) below.

SEC source: 0001008886-26-000067 · form4.xml · nonDerivative · entry 3

Dunlap Matthew W · CIK 0001917996 · Director · President, NFS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,069

F4 · shares: These restricted shares were awarded to the reporting person pursuant to the issuer's Restricted Stock Plan. The shares vest equally over a five-year period, with one-fifth of the amount vesting annually on March 10 of each year.

F3 · balance_after: Includes 28 shares of Class A common stock acquired by the reporting person pursuant to the issuer's dividend reinvestment plan since December 3, 2025.

SEC source: 0001008886-26-000067 · form4.xml · nonDerivative · entry 2

Dunlap Matthew W · CIK 0001917996 · Director · President, NFS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,305

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: Includes 28 shares of Class A common stock acquired by the reporting person pursuant to the issuer's dividend reinvestment plan since December 3, 2025.

SEC source: 0001008886-26-000067 · form4.xml · nonDerivative · entry 1

Dunlap Matthew W · CIK 0001917996 · Director · President, NFS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,372

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

F3 · balance_after: Includes 28 shares of Class A common stock acquired by the reporting person pursuant to the issuer's dividend reinvestment plan since December 3, 2025.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 7

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,924

F5 · shares: Shares that were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the March 10, 2026 award by the issuer of 2,597 shares of bonus compensation stock.

F6 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the average market closing price of the shares for February 27, 2026 through March 5, 2026.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 6

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,687

F4 · shares: These shares were issued to the reporting person pursuant to the issuer's Restricted Stock Plan, as the annual personal performance-based incentive bonus compensation for 2025 paid in stock, which the reporting person became entitled to receive on March 10, 2026.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 5

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,090

F3 · shares: These restricted shares were awarded to the reporting person pursuant to the issuer's Restricted Stock Plan. The shares vest equally over a five-year period, with one-fifth of the amount vesting annually on March 10 of each year.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 4

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,079

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 3

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,129

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 2

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,258

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-26-000078 · form4.xml · nonDerivative · entry 1

Munn William J · CIK 0001294176 · Secy/Chief Legal Off/Gen Coun

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,401

F1 · shares: These shares were tax-withheld by the issuer to satisfy the reporting person's tax obligation resulting from the vesting of a previously reported grant of shares pursuant to Rule 16b-3(d).

F2 · price: Per share value assigned by the issuer to the tax withholding shares under the tax withholding arrangement, and based on the market closing price of the shares on March 10, 2026.

SEC source: 0001008886-25-000318 · form4.xml · nonDerivative · entry 1

Van Deun Jona M · CIK 0001917118 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 704

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan that was entered into by the reporting person on September 9, 2025.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 8

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 153,880

F5 · kind: Represents the transfer of shares upon the termination of a separate Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 236,526 shares of Class B Common Stock were transferred to the trusts described in footnotes (6) through (8) below. The remaining 29,566 shares of Class B Common Stock were transferred to an adult son of the reporting person.

F8 · balance_after: Shares held by a separate 2015 post annuity irrevocable trust, of which an adult son of the reporting person is the beneficiary. The reporting person continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of his pecuniary interest therein.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 7

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 153,880

F5 · kind: Represents the transfer of shares upon the termination of a separate Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 236,526 shares of Class B Common Stock were transferred to the trusts described in footnotes (6) through (8) below. The remaining 29,566 shares of Class B Common Stock were transferred to an adult son of the reporting person.

F7 · balance_after: Shares held by a separate 2015 post annuity irrevocable trust, of which an adult son of the reporting person is the beneficiary. The reporting person continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of his pecuniary interest therein.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 6

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 103,905

F5 · kind: Represents the transfer of shares upon the termination of a separate Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 236,526 shares of Class B Common Stock were transferred to the trusts described in footnotes (6) through (8) below. The remaining 29,566 shares of Class B Common Stock were transferred to an adult son of the reporting person.

F6 · balance_after: Shares held by a separate 2015 post annuity irrevocable trust, of which an adult son of the reporting person is the beneficiary. The reporting person continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of his pecuniary interest therein.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 5

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By GRAT

Disclosed balance after: 0

F5 · kind: Represents the transfer of shares upon the termination of a separate Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 236,526 shares of Class B Common Stock were transferred to the trusts described in footnotes (6) through (8) below. The remaining 29,566 shares of Class B Common Stock were transferred to an adult son of the reporting person.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 4

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 168,119

F1 · kind: Represents the transfer of shares upon the termination of a Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 268,480 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) through (4) below. The remaining 33,560 shares of Class B Common Stock were transferred to an adult son of the reporting person.

F4 · balance_after: Shares held by a separate 2015 post annuity irrevocable trust, of which an adult son of the reporting person is the beneficiary. The reporting person continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of his pecuniary interest therein.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 3

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 168,119

F1 · kind: Represents the transfer of shares upon the termination of a Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 268,480 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) through (4) below. The remaining 33,560 shares of Class B Common Stock were transferred to an adult son of the reporting person.

F3 · balance_after: Shares held by a separate 2015 post annuity irrevocable trust, of which an adult son of the reporting person is the beneficiary. The reporting person continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of his pecuniary interest therein.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 2

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 113,449

F1 · kind: Represents the transfer of shares upon the termination of a Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 268,480 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) through (4) below. The remaining 33,560 shares of Class B Common Stock were transferred to an adult son of the reporting person.

F2 · balance_after: Shares held by a 2015 post annuity irrevocable trust, of which an adult son of the reporting person is the beneficiary. The reporting person continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of his pecuniary interest therein.

SEC source: 0001008886-25-000310 · form4.xml · nonDerivative · entry 1

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By GRAT

Disclosed balance after: 0

F1 · kind: Represents the transfer of shares upon the termination of a Grantor Retained Annuity Trust dated October 13, 2015 pursuant to its terms. 268,480 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) through (4) below. The remaining 33,560 shares of Class B Common Stock were transferred to an adult son of the reporting person.

SEC source: 0001008886-25-000314 · form4.xml · nonDerivative · entry 1

Dunlap Matthew W · CIK 0001917996 · Director · President, NFS

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 226,197

SEC source: 0001008886-25-000300 · form4.xml · nonDerivative · entry 1

DUNLAP MICHAEL S · CIK 0001269797 · Director · Executive Chairman of Board · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,382,982

F1 · kind: This gift to a charitable organization as described in Section 501(c)(3) of the Internal Revenue Code was effected pursuant to a Rule 10b5-1 plan that was entered into by the reporting person on August 19, 2025.

SEC source: 0001008886-25-000259 · form4.xml · nonDerivative · entry 2

HENNING THOMAS EDWARD · CIK 0001269806 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 0

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan that was entered into by the reporting person's spouse on June 6, 2025.

SEC source: 0001008886-25-000259 · form4.xml · nonDerivative · entry 1

HENNING THOMAS EDWARD · CIK 0001269806 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,058

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan that was entered into by the reporting person on June 6, 2025.

SEC source: 0001008886-25-000257 · form4.xml · nonDerivative · entry 3

Butterfield Shelby J · CIK 0001808121 · Former 10% Owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Butterfield GST Non-Exempt Marital Trust

Disclosed balance after: 510

F3 · shares: These shares were acquired by the issuer under the issuer's previously announced stock repurchase program in a privately negotiated transaction.

F4 · price: Pursuant to the terms of the privately negotiated issuer repurchase transaction, this price was based on a discount to the closing market price on August 21, 2025.

F2 · balance_after: Shares held by the Stephen F. Butterfield GST Non-Exempt Marital Trust (the "Non-Exempt Marital Trust"), an estate planning trust for the family of Stephen F. Butterfield. The reporting person reports beneficial ownership of all the shares held by the Non-Exempt Marital Trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of her pecuniary interest therein.

SEC source: 0001008886-25-000257 · form4.xml · nonDerivative · entry 2

Butterfield Shelby J · CIK 0001808121 · Former 10% Owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Butterfield GST Non-Exempt Marital Trust

Disclosed balance after: 42,439

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

F1 · price: Shares of the issuer's Class B common stock are convertible at a fixed one-for-one ratio into an equal number of shares of the issuer's Class A common stock at any time at the holder's option. On August 25, 2025, the trust referred to in the footnote (2) below converted shares of Class B common stock into an equal number of shares of Class A common stock. Such conversion of convertible common stock at a fixed ratio was exempt from Section 16(b) under Rule 16a-6(b).

F2 · balance_after: Shares held by the Stephen F. Butterfield GST Non-Exempt Marital Trust (the "Non-Exempt Marital Trust"), an estate planning trust for the family of Stephen F. Butterfield. The reporting person reports beneficial ownership of all the shares held by the Non-Exempt Marital Trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of her pecuniary interest therein.

SEC source: 0001008886-25-000257 · form4.xml · nonDerivative · entry 1

Butterfield Shelby J · CIK 0001808121 · Former 10% Owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Butterfield GST Non-Exempt Marital Trust

Disclosed balance after: 178,953

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

F1 · price: Shares of the issuer's Class B common stock are convertible at a fixed one-for-one ratio into an equal number of shares of the issuer's Class A common stock at any time at the holder's option. On August 25, 2025, the trust referred to in the footnote (2) below converted shares of Class B common stock into an equal number of shares of Class A common stock. Such conversion of convertible common stock at a fixed ratio was exempt from Section 16(b) under Rule 16a-6(b).

F2 · balance_after: Shares held by the Stephen F. Butterfield GST Non-Exempt Marital Trust (the "Non-Exempt Marital Trust"), an estate planning trust for the family of Stephen F. Butterfield. The reporting person reports beneficial ownership of all the shares held by the Non-Exempt Marital Trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of her pecuniary interest therein.

SEC source: 0001008886-25-000254 · form4.xml · nonDerivative · entry 1

MUHLEISEN ANGIE · CIK 0001269812 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,191,180

SEC source: 0001008886-25-000236 · form4.xml · nonDerivative · entry 3

Butterfield Shelby J · CIK 0001808121 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 3,684

F1 · kind: Represents the transfer of shares upon the termination of the charitable lead annuity trust ("CLAT") established by Stephen F. Butterfield in accordance with its terms. 7,369 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) and (3) below. The remaining 11,055 shares of Class B Common Stock were transferred to descendants of Mr. Butterfield who do not share the reporting person's household.

F3 · balance_after: Shares held by a separate Butterfield CLAT Post-Annuity Trust, of which the son of the reporting person is the beneficiary.

SEC source: 0001008886-25-000236 · form4.xml · nonDerivative · entry 2

Butterfield Shelby J · CIK 0001808121 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 3,685

F1 · kind: Represents the transfer of shares upon the termination of the charitable lead annuity trust ("CLAT") established by Stephen F. Butterfield in accordance with its terms. 7,369 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) and (3) below. The remaining 11,055 shares of Class B Common Stock were transferred to descendants of Mr. Butterfield who do not share the reporting person's household.

F2 · balance_after: Shares held by a Butterfield CLAT Post-Annuity Trust, of which the daughter of the reporting person is the beneficiary.

SEC source: 0001008886-25-000236 · form4.xml · nonDerivative · entry 1

Butterfield Shelby J · CIK 0001808121 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By CLAT

Disclosed balance after: 0

F1 · kind: Represents the transfer of shares upon the termination of the charitable lead annuity trust ("CLAT") established by Stephen F. Butterfield in accordance with its terms. 7,369 shares of Class B Common Stock were transferred to the trusts described in footnotes (2) and (3) below. The remaining 11,055 shares of Class B Common Stock were transferred to descendants of Mr. Butterfield who do not share the reporting person's household.

SEC source: 0001008886-25-000228 · form4.xml · nonDerivative · entry 14

MUHLEISEN ANGIE · CIK 0001269812 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 72,483

F7 · kind: Represents the transfer of shares upon the termination of a separate Angela L. Muhleisen GRAT dated 6/10/2020 pursuant to its terms. The shares were transferred to the trusts described in footnotes (3) and (4) above.

F4 · balance_after: Shares held by the Dan D. Muhleisen 2020 Post-Annuity GRAT, of which an adult son of Ms. and Mr. Muhleisen is the beneficiary. Ms. Muhleisen continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of her pecuniary interest therein.

SEC source: 0001008886-25-000228 · form4.xml · nonDerivative · entry 13

MUHLEISEN ANGIE · CIK 0001269812 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 72,482

F7 · kind: Represents the transfer of shares upon the termination of a separate Angela L. Muhleisen GRAT dated 6/10/2020 pursuant to its terms. The shares were transferred to the trusts described in footnotes (3) and (4) above.

F3 · balance_after: Shares held by the Dan D. Muhleisen 2020 Post-Annuity GRAT, of which an adult daughter of Ms. and Mr. Muhleisen is the beneficiary. Ms. Muhleisen continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of her pecuniary interest therein.

SEC source: 0001008886-25-000228 · form4.xml · nonDerivative · entry 12

MUHLEISEN ANGIE · CIK 0001269812 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By GRAT

Disclosed balance after: 0

F7 · kind: Represents the transfer of shares upon the termination of a separate Angela L. Muhleisen GRAT dated 6/10/2020 pursuant to its terms. The shares were transferred to the trusts described in footnotes (3) and (4) above.

SEC source: 0001008886-25-000228 · form4.xml · nonDerivative · entry 11

MUHLEISEN ANGIE · CIK 0001269812 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By trust

Disclosed balance after: 62,687

F6 · kind: Represents the transfer of shares upon the termination of an Angela L. Muhleisen GRAT dated 6/10/2020 pursuant to its terms. The shares were transferred to the trusts described in footnotes (3) and (4) above.

F4 · balance_after: Shares held by the Dan D. Muhleisen 2020 Post-Annuity GRAT, of which an adult son of Ms. and Mr. Muhleisen is the beneficiary. Ms. Muhleisen continues to report beneficial ownership of all the shares held by the trust, but disclaims beneficial ownership of the shares held by the trust except to the extent of her pecuniary interest therein.