Form 4 Tracker
Solid Biosciences Inc.
SLDB

41 insider filings · Latest: Oct 2, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Feb 18, 2026Feb 19 2:38 AMAlexander CumboDirector, President and CEO
Sale
16,644$5.82$96.9K235,405(D)

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Feb 18, 2026Feb 19 2:35 AMBrooks Gabriel
Proposed Sale
5,563$5.82$32.4K—

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Feb 18, 2026Feb 19 2:35 AMCumbo Alexander
Proposed Sale
16,644$5.82$96.9K—

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Feb 18, 2026Feb 19 2:34 AMJessie HanrahanChief Regulatory Officer
Sale
4,134$5.82$24.1K74,318(D)

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Feb 18, 2026Feb 19 2:33 AMHanrahan Jessie
Proposed Sale
4,134$5.82$24.1K—

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Feb 18, 2026Feb 19 2:32 AMIlan GanotDirector
Sale
2,658$5.82$15.5K27,474(I)

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Feb 18, 2026Feb 19 2:32 AMHerzich Paul
Proposed Sale
3,616$5.82$21.1K—

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Feb 18, 2026Feb 19 2:31 AMGanot Ilan
Proposed Sale
2,658$5.92$15.7K—

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Feb 18, 2026Feb 19 2:31 AMPaul HerzichChief Technology Officer
Sale
3,616$5.82$21.1K72,638(D)

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Feb 18, 2026Feb 19 2:31 AMDavid T HowtonChief Operating Officer
Sale
7,469$5.82$43.5K105,077(D)

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Feb 18, 2026Feb 19 2:30 AMHowton David T
Proposed Sale
7,469$5.82$43.5K—

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Feb 18, 2026Feb 19 2:28 AMGabriel BrooksChief Medical Officer
Sale
0$5.82—89,466(D)

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Feb 18, 2026Feb 19 2:28 AMTan Kevin
Proposed Sale
5,404$5.82$31.5K—

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Feb 18, 2026Feb 19 2:25 AMKevin TanCFO & Treasurer
Sale
5,404$5.82$31.5K99,422(D)

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Feb 4, 2026Feb 6 11:05 PMDavid T HowtonChief Operating Officer
Sale
18,894$6.44$121.7K97,859(D)

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Feb 4, 2026Feb 6 11:01 PMAlexander CumboDirector, President and CEO
Sale
48,913$6.44$315.1K222,018(D)

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Feb 4, 2026Feb 6 11:01 PMIlan GanotDirector
Sale
7,205$6.44$46.4K25,271(I)

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Feb 4, 2026Feb 6 11:00 PMKevin TanCFO & Treasurer
Sale
14,783$6.44$95.2K94,201(D)

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Feb 4, 2026Feb 6 10:59 PMGabriel BrooksChief Medical Officer
Sale
12,616$6.44$81.3K84,092(D)

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Feb 4, 2026Feb 6 10:57 PMJessie HanrahanChief Regulatory Officer
Sale
12,348$6.44$79.5K70,327(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 13, 2026Feb 19 2:34 AMJessie HanrahanChief Regulatory Officer
Option Exercise
8,125—16,250(D)

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Feb 13, 2026Feb 19 2:32 AMIlan GanotDirector
Option Exercise
4,861—9,722(I)

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Feb 13, 2026Feb 19 2:31 AMPaul HerzichChief Technology Officer
Option Exercise
7,187—14,376(D)

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Feb 13, 2026Feb 19 2:31 AMDavid T HowtonChief Operating Officer
Option Exercise
14,687—29,376(D)

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Feb 13, 2026Feb 19 2:28 AMGabriel BrooksChief Medical Officer
Option Exercise
10,937—21,876(D)

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Feb 13, 2026Feb 19 2:25 AMKevin TanCFO & Treasurer
Option Exercise
10,625—21,250(D)

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Jan 31, 2026Feb 3 1:18 AMKevin TanCFO & Treasurer
Option Exercise
33,075—99,225(D)

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Jan 29, 2026Feb 3 1:18 AMKevin TanCFO & Treasurer
Option Exercise
56,646—0(D)

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Jan 29, 2026Feb 3 1:18 AMKevin TanCFO & Treasurer
Grant/Award
280,500$6.6093,500(D)

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Jan 31, 2026Feb 3 1:16 AMAlexander CumboDirector, President and CEO
Option Exercise
100,400—301,200(D)

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Jan 29, 2026Feb 3 1:16 AMAlexander CumboDirector, President and CEO
Grant/Award
764,750$6.60254,900(D)

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Jan 29, 2026Feb 3 1:16 AMAlexander CumboDirector, President and CEO
Option Exercise
169,401—0(D)

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Jan 31, 2026Feb 3 1:15 AMJessie HanrahanChief Regulatory Officer
Option Exercise
27,625—82,875(D)

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Jan 29, 2026Feb 3 1:15 AMJessie HanrahanChief Regulatory Officer
Grant/Award
285,000$6.6095,000(D)

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Jan 29, 2026Feb 3 1:15 AMJessie HanrahanChief Regulatory Officer
Option Exercise
54,925—0(D)

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Jan 31, 2026Feb 3 1:14 AMGabriel BrooksChief Medical Officer
Option Exercise
28,225—84,675(D)

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Jan 29, 2026Feb 3 1:14 AMGabriel BrooksChief Medical Officer
Grant/Award
311,200$6.60103,750(D)

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Jan 29, 2026Feb 3 1:14 AMGabriel BrooksChief Medical Officer
Option Exercise
58,847—0(D)

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Jan 31, 2026Feb 3 1:12 AMDavid T HowtonChief Operating Officer
Option Exercise
42,275—126,825(D)

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Jan 29, 2026Feb 3 1:12 AMDavid T HowtonChief Operating Officer
Grant/Award
315,300$6.60105,100(D)

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