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Companies Solid Biosciences Inc.

Solid Biosciences (SLDB): executive pay, fiscal 2025

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CEO total pay$5,223,442CEO Alexander Cumbo · source
Say-on-pay support92.13%Latest vote · source

CEO pay, last three years

  • $918,630FY2023
  • $4,869,909FY2024
  • $5,223,442FY2025

CEO total pay was $5,223,442 in fiscal 2025, up from $4,869,909 in fiscal 2024.

FY2025: salary $650,988 · bonus $449,182 · stock awards $2,318,275 · option awards $1,792,397

Executives and directors

Frequently asked questions

Who was the highest-paid executive at Solid Biosciences Inc. in fiscal 2025?
As disclosed, Alexander Cumbo (President, Chief Executive Officer and Director) was the highest-paid executive at Solid Biosciences Inc. in fiscal 2025, with total compensation of $5,223,442.
How did shareholders vote on Solid Biosciences Inc.'s executive compensation?
As disclosed, 92.13% of shareholders supported Solid Biosciences Inc.'s executive compensation in the latest say-on-pay vote.
How much does Solid Biosciences Inc. spend in total on board compensation for fiscal 2025?
As disclosed, Solid Biosciences Inc. reported total board compensation of $535,961 for fiscal 2025.

Answers are drawn only from the figures disclosed in this brief and cited to their location in the source filing. Where a figure required for an answer is not disclosed, that is stated rather than estimated.

Full detail

Every table from the filing. Open any section.

Summary compensation table
Named executive officerSalaryBonusStock awardsOption awardsNon-equity incentivePension / NQDCAll otherTotal
Alexander Cumbo$650,988$449,182$2,318,275$1,792,397$0$0$12,600$5,223,442
President, Chief Executive Officer and Director
David Tyronne Howton513,422265,6961,000,488796,6210012,6002,588,827
Chief Operating Officer and Secretary
Gabriel Brooks502,164259,870798,634756,7900010,6982,328,156
Chief Medical Officer

A dash means the company reported no figure in that column; 0 means it reported zero. Figures are as printed in the filing, without adjustment.

Three-year trend — total compensation per named executive

Named executive officerFY2025 totalFY2024 totalFY2023 totalΔ FY2024→2025
Alexander Cumbo$5,223,442$4,869,909$918,630↑ +353,533
David Tyronne Howton2,588,8272,563,014648,880↑ +25,813
Gabriel Brooks2,328,1562,071,372—↑ +256,784

Prior-year totals as disclosed in the corresponding proxy; deltas are computed values with the derivation shown in the register.

Incentive-plan design — the Compensation Discussion & Analysis

Our executive compensation embodies a pay-for-performance philosophy that supports our business strategy, aligns the interests of our executives with our stockholders and promotes company performance. At the same time, we believe our program does not encourage excessive risk-taking by management.

CEO STI target (% of salary)60%
CEO LTI target (% of salary)—
Independent consultantRadford (AON Hewitt)
Clawback policyTrue
Anti-hedgingTrue
Anti-pledgingTrue
Equity grants and outstanding awards

Grants of plan-based awards — fiscal year 2025

ExecutiveAwardGrant dateThresholdTargetGrantedMaximumGrant-date fair value
Gabriel BrooksOPTION—————$756,790
Alexander CumboOPTION—————1,792,397
Alexander CumboPRSU—————2,318,275
Gabriel BrooksPRSU—————798,634
David Tyronne HowtonOPTION—————796,621
David Tyronne HowtonPRSU—————1,000,488

Vehicle mix — grant-date fair value by award type

Named executive officerTime-vested (RSU)Performance-vested (PSU)Options / SARs% performance-vested
Gabriel Brooks$0$0$756,7900.0%
Alexander Cumbo001,792,3970.0%
David Tyronne Howton00796,6210.0%

% performance-vested = PSU grant-date fair value ÷ (RSU + PSU + Options), a computed value with the derivation shown in the register.

Outstanding equity awards at fiscal year-end 2025

ExecutiveAwardShares unvestedExercise priceMarket value unvested
David Tyronne HowtonRSU13,052—$73,613
Gabriel BrooksRSU19,500—109,980
David Tyronne HowtonOption26,0976.77—
Alexander CumboRSU28,613—161,377
Gabriel BrooksRSU32,813—185,065
Gabriel BrooksOption35,7462.15—
David Tyronne HowtonRSU44,063—248,515
Gabriel BrooksOption47,3947.85—
Alexander CumboOption57,2226.77—
David Tyronne HowtonOption63,6447.85—
Gabriel BrooksRSU71,250—401,850
David Tyronne HowtonRSU75,000—423,000
Alexander CumboRSU90,094—508,130
Gabriel BrooksRSU112,900—636,756
Alexander CumboOption130,1377.85—
Gabriel BrooksOption142,5006.17—
David Tyronne HowtonOption150,0006.17—
Alexander CumboRSU168,750—951,750
David Tyronne HowtonRSU169,100—953,724
Gabriel BrooksPSU176,542—995,697
David Tyronne HowtonPSU238,024—1,342,455
Alexander CumboOption337,5006.17—
Alexander CumboRSU401,600—2,265,024
Alexander CumboPSU508,203—2,866,265
Director compensation
DirectorCash feesStock awardsOption awardsNon-equity incentiveAll otherTotal
Ian SmithIndependent · Board Chair$75,000$75,001$372,682$0$0$522,683
Lynne SullivanIndependent · Audit (Chair) · Nominating/Governance62,321—297,68500360,006
Martin FreedIndependent · Compensation · Clinical (Chair)60,553—297,68500358,238
Georgia KerestyIndependent · Audit · Compensation (Chair)59,990—297,68500357,675
Adam StoneIndependent · Audit · Nominating/Governance (Chair)57,990—297,68500355,675
Sukumar NagendranIndependent · Compensation · Clinical53,053—297,68500350,738
Clare KahnIndependent · Nominating/Governance · Clinical52,053—297,68500349,738
Ilan GanotIndependent40,000—297,68500337,685
Alexander CumboEmployee director000—00

Board fee structure and ownership guideline

Annual cash retainer$40,000
Annual equity retainer$297,685
Per board meeting fee—
Committee chair fees (audit / comp / nom-gov)10,000 / 6,000 / 5,000
Stock ownership guideline—

Total cost of the board

ComponentFY2025
Cash retainers and fees$460,960
Equity awards (grant-date value)$75,001
All other compensation$0
Total cost of the board$535,961

Computed as the sum of the director compensation table rows above; inputs and formula shown in the register.

Peer group, and who names Solid Biosciences as a peer

Companies that benchmark against SLDB

6 companies name SLDB as a compensation peer

The list of companies that name SLDB as a peer is temporarily unavailable — recheck shortly.

Chief executive pay against the peer group

Most recent fiscal-year chief executive compensation at each disclosed peer, taken from that company’s own proxy statement.

RankCompanyFYChief executiveSalaryStock awardsOption awardsNon-equity incentiveTotal
1Solid Biosciences Inc.2025Alexander Cumbo$650,988$2,318,275$1,792,397$0$5,223,442

Each peer’s compensation is from its most recently filed proxy; fiscal years differ by company. Each peer’s figures come from its own filings; the subject company is highlighted. Peers whose chief executive compensation is outside our coverage universe are stated as such, never left blank.

Say-on-pay history and pay ratio
Meeting yearMeeting dateForAgainstAbstainSupportOutcome
20262026-06-1072,596,9806,203,63438,75592.13%Passed
20252025-06-1257,115,4095,143,88258,00191.74%Passed

Rows are labeled by annual-meeting year, with the meeting date beside each; the vote held in a given year acts on the prior fiscal year’s compensation.

Say-on-pay — history, company’s computation

Meeting yearMeeting dateApproval — company’s computation
20262026-06-1092.13%a
20252025-06-1291.74%b

a. Voting standard not stated in the filing.

b. Voting standard not stated in the filing.

Approval percentages are the company’s own reported computations under its own stated standard, not recomputed by Velarion. Where a company does not state a standard, none is assumed.

CEO pay ratio

Ratio (CEO : median employee)—
CEO total compensation—
Median employee compensation—
Insider trades since the proxy

Every insider equity transaction reported on Form 4 after the 2025 proxy statement — acquisitions, dispositions, exercises, and withholdings — and therefore not reflected in any table in that document.

InsiderRoleTransaction dateCodeSharesPriceValueSecuritySource
Clare KahnDirector2026-06-10A77,500$0$0Derivative, Class A CommonForm 4 ↗
Martin FreedDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Lynne SullivanDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Georgia KerestyDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Ian SmithDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
PERCEPTIVE ADVISORS LLCDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Adam StoneDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Sukumar NagendranDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Ilan GanotDirector2026-06-10A77,50000Derivative, Class A CommonForm 4 ↗
Ian SmithDirector2026-07-02A3,440——CommonForm 4 ↗
Ian SmithDirector2026-07-02D3,44000Derivative, Class A CommonForm 4 ↗
Ilan GanotDirector2026-10-01A150,00000Derivative, Class A CommonForm 4 ↗
Ian SmithDirector2026-10-02D3,44000Derivative, Class A CommonForm 4 ↗
Ian SmithDirector2026-10-02A3,440——CommonForm 4 ↗
Gabriel BrooksChief Medical Officer2026-10-18D9,75000Derivative, Class A CommonForm 4 ↗
Gabriel BrooksChief Medical Officer2026-10-18A9,750——CommonForm 4 ↗
Gabriel BrooksChief Medical Officer2026-10-19D4,374624,582CommonForm 4 ↗

Transaction codes per Form 4: A acquisition · S open-market sale · F tax withholding · M option exercise · G gift. Value = shares × price as reported. Dividend-equivalent and fractional-share accrual rows (derivative Class A, under $10,000 and under 2,000 shares) are aggregated per date; every row appears in full below.

Sources (42 citations)

Each figure is listed with the filing it comes from, where it appears in that filing, and the value as printed. Any figure can be independently confirmed against the source.

  • Section 01, Alexander Cumbo. DEF 14A, filed 2026-04-23. Section “2025 Summary Compensation Table” · page 24. As printed: 5,223,442. View filing ↗
  • Section 01, David Tyronne Howton. DEF 14A, filed 2026-04-23. Section “2025 Summary Compensation Table”. As printed: 2,588,827. View filing ↗
  • Section 01, Gabriel Brooks. DEF 14A, filed 2026-04-23. Section “2025 Summary Compensation Table”. As printed: 2,328,156. View filing ↗
  • Section 03, Gabriel Brooks OPTION. DEF 14A, filed 2026-04-23. Section “E XECUTIVE COMPENSATION” · grants of plan-based awards table. View filing ↗
  • Section 03, Alexander Cumbo OPTION. DEF 14A, filed 2026-04-23. Section “E XECUTIVE COMPENSATION” · grants of plan-based awards table. View filing ↗
  • Section 03, Alexander Cumbo PRSU. DEF 14A, filed 2026-04-23. Section “E XECUTIVE COMPENSATION” · grants of plan-based awards table. View filing ↗
  • Section 03, Gabriel Brooks PRSU. DEF 14A, filed 2026-04-23. Section “E XECUTIVE COMPENSATION” · grants of plan-based awards table. View filing ↗
  • Section 03, David Tyronne Howton OPTION. DEF 14A, filed 2026-04-23. Section “E XECUTIVE COMPENSATION” · grants of plan-based awards table. View filing ↗
  • Section 03, David Tyronne Howton PRSU. DEF 14A, filed 2026-04-23. Section “E XECUTIVE COMPENSATION” · grants of plan-based awards table. View filing ↗
  • Section 07, pay ratio. 10-K, filed 2026-03-19. Section “CEO Pay Ratio”. As printed: —. View filing ↗
  • Section 08, Ian Smith. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 522,683. View filing ↗
  • Section 08, Lynne Sullivan. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 360,006. View filing ↗
  • Section 08, Martin Freed. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 358,238. View filing ↗
  • Section 08, Georgia Keresty. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 357,675. View filing ↗
  • Section 08, Adam Stone. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 355,675. View filing ↗
  • Section 08, Sukumar Nagendran. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 350,738. View filing ↗
  • Section 08, Clare Kahn. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 349,738. View filing ↗
  • Section 08, Ilan Ganot. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 337,685. View filing ↗
  • Section 08, Alexander Cumbo. DEF 14A, filed 2026-04-23. Section “Director Compensation”. As printed: 0. View filing ↗
  • Section 02, Clare Kahn 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Martin Freed 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Lynne Sullivan 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Georgia Keresty 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ian Smith 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, PERCEPTIVE ADVISORS LLC 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Adam Stone 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Sukumar Nagendran 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ilan Ganot 2026-06-10. Form 4, filed 2026-06-11. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ian Smith 2026-07-02. Form 4, filed 2026-07-07. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ian Smith 2026-07-02. Form 4, filed 2026-07-07. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ilan Ganot 2026-10-01. Form 4, filed 2026-10-26. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ian Smith 2026-10-02. Form 4, filed 2026-10-06. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Ian Smith 2026-10-02. Form 4, filed 2026-10-06. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Gabriel Brooks 2026-10-18. Form 4, filed 2026-10-20. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Gabriel Brooks 2026-10-18. Form 4, filed 2026-10-20. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 02, Gabriel Brooks 2026-10-19. Form 4, filed 2026-10-20. Insider equity transaction reported since the proxy statement. View filing ↗
  • Section 06, 2026 vote. Form 8-K, filed 2026-06-10. Item 5.07 · say-on-pay result. As reported: 92.13% (votes for as printed: 72,596,980). View filing ↗
  • Section 06, 2025 vote. Form 8-K, filed 2025-06-13. Item 5.07 · say-on-pay result. As reported: 91.74% (votes for as printed: 57,115,409). View filing ↗
  • Section 01 trend, Δ column (computed). Computed. Δ = current-FY total − prior-FY total per named officer.
  • Section 03b vehicle mix (computed). Computed. RSU / PSU / Options grant-date fair values summed per officer from the grants table; % performance-vested = PSU ÷ (RSU+PSU+Options).
  • Section 09b board cost (computed). Computed. Cash 460,960 + equity 75,001 + all other 0 = 535,961, summed across the director compensation table rows.
  • Solid Biosciences Inc. (subject), Section 10b CEO total. DEF 14A, filed 2026-04-23. CEO total compensation as printed in Solid Biosciences Inc.'s own proxy. As printed: 5,223,442. View filing ↗
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