Upshaw Jennifer Spinks

SEC source: 0002102090-26-000005 · wk-form4_1775080113.xml · nonDerivative · entry 1

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,525

F1 · shares: These shares were withheld to pay tax withholding obligations upon the vesting of certain restricted stock units and subsequent payment of dividends on those units.

SEC source: 0002102090-26-000004 · wk-form4_1771450105.xml · nonDerivative · entry 1

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,528

F1 · shares: These shares were withheld upon the vesting of restricted stock units to pay tax withholding obligations.

F2 · balance_after: Includes 82 shares acquired through dividend accruals.

SEC source: 0002102090-26-000003 · wk-form4_1768597601.xml · derivative · entry 5

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,412

Underlying: Common Stock · 10,412 shares

Expires 2028-01-14

F3 · derivative.exercise_price: These shares are subject to restricted stock units that will be settled in cash upon vesting. The units vest in full after a two-year period subject to the reporting person's continued employment with Pinnacle.

F3 · derivative.exercise_date: These shares are subject to restricted stock units that will be settled in cash upon vesting. The units vest in full after a two-year period subject to the reporting person's continued employment with Pinnacle.

SEC source: 0002102090-26-000003 · wk-form4_1768597601.xml · derivative · entry 4

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,187

Underlying: Common Stock · 2,187 shares

Expires 2029-01-14

F2 · derivative.exercise_price: These shares are subject to restricted stock units that will be settled in cash upon vesting. The units vest 1/3 each year over a three-year period subject to the reporting person's continued employment with Pinnacle.

F2 · derivative.exercise_date: These shares are subject to restricted stock units that will be settled in cash upon vesting. The units vest 1/3 each year over a three-year period subject to the reporting person's continued employment with Pinnacle.

SEC source: 0002102090-26-000003 · wk-form4_1768597601.xml · derivative · entry 3

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,102

Underlying: Common Stock · 5,102 shares

Expires 2029-01-14

F1 · derivative.exercise_price: These shares are subject to performance stock units (the "PSUs"). The PSUs are eligible to vest based on the level of achievement of two performance measures (relative adjusted return on average tangible common equity and relative tangible book value per common share accretion) measured over a three-year performance period, with each measure impacting one-half of the PSUs awarded to the reporting person, subject to a relative TSR modifier and the reporting person's continued employment through the conclusion of the performance period (with certain exceptions). The actual payout of the PSUs may range from 0% to 200% of the target amount, subject to the TSR modifier, based upon the results of the two performance measures during the performance period compared to the performance objective approved by the Compensation and Human Capital Committee of Pinnacle's Board of Directors.

F1 · derivative.exercise_date: These shares are subject to performance stock units (the "PSUs"). The PSUs are eligible to vest based on the level of achievement of two performance measures (relative adjusted return on average tangible common equity and relative tangible book value per common share accretion) measured over a three-year performance period, with each measure impacting one-half of the PSUs awarded to the reporting person, subject to a relative TSR modifier and the reporting person's continued employment through the conclusion of the performance period (with certain exceptions). The actual payout of the PSUs may range from 0% to 200% of the target amount, subject to the TSR modifier, based upon the results of the two performance measures during the performance period compared to the performance objective approved by the Compensation and Human Capital Committee of Pinnacle's Board of Directors.

SEC source: 0002102090-26-000002 · wk-form4_1767653186.xml · nonDerivative · entry 3

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 1,667

F1 · kind: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F1 · shares: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F1 · price: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F1 · acquired: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

SEC source: 0002102090-26-000002 · wk-form4_1767653186.xml · nonDerivative · entry 2

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,039

F3 · shares: These shares were withheld upon the vesting of performance stock units to pay tax withholding obligations.

SEC source: 0002102090-26-000002 · wk-form4_1767653186.xml · nonDerivative · entry 1

Upshaw Jennifer Spinks · CIK 0002102090 · Chief Administrative Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,041

F1 · kind: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F2 · kind: At the Effective Time, each performance stock unit ("PSU") of Synovus was converted into the right to receive a number of shares of New Pinnacle Common Stock equal to the number of shares of Synovus Common Stock subject to such PSU (based on maximum performance) immediately prior to the Effective Time multiplied by the Synovus Exchange Ratio.

F1 · shares: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F2 · shares: At the Effective Time, each performance stock unit ("PSU") of Synovus was converted into the right to receive a number of shares of New Pinnacle Common Stock equal to the number of shares of Synovus Common Stock subject to such PSU (based on maximum performance) immediately prior to the Effective Time multiplied by the Synovus Exchange Ratio.

F1 · price: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F2 · price: At the Effective Time, each performance stock unit ("PSU") of Synovus was converted into the right to receive a number of shares of New Pinnacle Common Stock equal to the number of shares of Synovus Common Stock subject to such PSU (based on maximum performance) immediately prior to the Effective Time multiplied by the Synovus Exchange Ratio.

F1 · acquired: On 11:59 p.m. ET on January 1, 2026 (the "Effective Time"), in accordance with the completion of the transactions contemplated by the Agreement and Plan of Merger (the "Merger Agreement"), dated as of July 24, 2025, by and among Synovus Financial Corp. ("Synovus"), a Georgia corporation, Pinnacle Financial Partners, Inc., a Tennessee corporation, and Pinnacle Financial Partners, Inc. (f/k/a Steel Newco Inc.), a Georgia corporation ("New Pinnacle"), and subject to the terms and upon the conditions set forth in the Merger Agreement, each share of common stock of Synovus, $1.00 par value per share ("Synovus Common Stock"), was converted into 0.5237 shares (the "Synovus Exchange Ratio") of common stock of New Pinnacle, $1.00 par value per share ("New Pinnacle Common Stock").

F2 · acquired: At the Effective Time, each performance stock unit ("PSU") of Synovus was converted into the right to receive a number of shares of New Pinnacle Common Stock equal to the number of shares of Synovus Common Stock subject to such PSU (based on maximum performance) immediately prior to the Effective Time multiplied by the Synovus Exchange Ratio.