David T. Howton

CIK: 0001529297

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)6 (33.3%)

Position reduction

Option Exercises (M)6 (33.3%)

Derivative conversions

Awards (A)6 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

SLDB

Solid Biosciences Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (18 total)

SLDB
Solid Biosciences Inc.
Feb 18, 2026
Sale(S)
Direct
7.5K shares at avg. $5.82$43K
SLDB
Solid Biosciences Inc.
Feb 13, 2026
Exercise(M)
Direct
14.7K shares-
SLDB
Solid Biosciences Inc.
Feb 4, 2026
Sale(S)
Direct
18.9K shares at avg. $6.44$122K
SLDB
Solid Biosciences Inc.
Feb 2, 2026
Sale(S)
Direct
37.8K shares at avg. $6.44$243K
SLDB
Solid Biosciences Inc.
Jan 31, 2026
Exercise(M)
Direct
42.3K shares-
SLDB
Solid Biosciences Inc.
Jan 29, 2026
Award(A)
Restricted Stock Units
Direct
79.3K shares-
SLDB
Solid Biosciences Inc.
Jan 29, 2026
Award(A)
Employee Stock Option (Right to Buy)
Direct
210.2K shares-
SLDB
Solid Biosciences Inc.
Jan 29, 2026
Exercise(M)
Direct
79.3K shares-
SLDB
Solid Biosciences Inc.
Jan 29, 2026
Award(A)
Restricted Stock Units
Direct
105.1K shares-
SLDB
Solid Biosciences Inc.
Dec 3, 2025
Sale(S)
Direct
4.9K shares at avg. $5.11$25K
SLDB
Solid Biosciences Inc.
Dec 2, 2025
Exercise(M)
Direct
13.1K shares-
SLDB
Solid Biosciences Inc.
Aug 14, 2025
Award(A)
Restricted Stock Units
Direct
75K shares-
SLDB
Solid Biosciences Inc.
Aug 14, 2025
Award(A)
Employee Stock Option (Right to Buy)
Direct
150K shares-
SLDB
Solid Biosciences Inc.
Feb 14, 2025
Sale(S)
Direct
5.6K shares at avg. $3.96$22K
SLDB
Solid Biosciences Inc.
Feb 13, 2025
Exercise(M)
Direct
14.7K shares-
SLDB
Solid Biosciences Inc.
Jan 31, 2025
Award(A)
Restricted Stock Units
Direct
169.1K shares-
SLDB
Solid Biosciences Inc.
Dec 3, 2024
Sale(S)
Direct
5.1K shares at avg. $5.60$28K
SLDB
Solid Biosciences Inc.
Dec 2, 2024
Exercise(M)
Direct
13.1K shares-

		Type	Shares	Price		Ownership
Feb 18, 2026	SLDB Solid Biosciences Inc.	Sale(S)	7,469	$5.82	$43,494	Direct
Feb 13, 2026	SLDB Solid Biosciences Inc.	Exercise(M)	14,687	-	$0	Direct
Feb 4, 2026	SLDB Solid Biosciences Inc.	Sale(S)	18,894	$6.44	$121,713	Direct
Feb 2, 2026	SLDB Solid Biosciences Inc.	Sale(S)	37,771	$6.44	$243,128	Direct
Jan 31, 2026	SLDB Solid Biosciences Inc.	Exercise(M)	42,275	-	$0	Direct
Jan 29, 2026	SLDB Solid Biosciences Inc.	Award(A) Restricted Stock Units	79,341	-	-	Direct
Jan 29, 2026	SLDB Solid Biosciences Inc.	Award(A) Employee Stock Option (Right to Buy)	210,200	-	-	Direct
Jan 29, 2026	SLDB Solid Biosciences Inc.	Exercise(M)	79,341	-	$0	Direct
Jan 29, 2026	SLDB Solid Biosciences Inc.	Award(A) Restricted Stock Units	105,100	-	-	Direct
Dec 3, 2025	SLDB Solid Biosciences Inc.	Sale(S)	4,932	$5.11	$25,203	Direct
Dec 2, 2025	SLDB Solid Biosciences Inc.	Exercise(M)	13,051	-	-	Direct
Aug 14, 2025	SLDB Solid Biosciences Inc.	Award(A) Restricted Stock Units	75,000	-	-	Direct
Aug 14, 2025	SLDB Solid Biosciences Inc.	Award(A) Employee Stock Option (Right to Buy)	150,000	-	-	Direct
Feb 14, 2025	SLDB Solid Biosciences Inc.	Sale(S)	5,561	$3.96	$22,022	Direct
Feb 13, 2025	SLDB Solid Biosciences Inc.	Exercise(M)	14,687	-	-	Direct
Jan 31, 2025	SLDB Solid Biosciences Inc.	Award(A) Restricted Stock Units	169,100	-	-	Direct
Dec 3, 2024	SLDB Solid Biosciences Inc.	Sale(S)	5,072	$5.60	$28,396	Direct
Dec 2, 2024	SLDB Solid Biosciences Inc.	Exercise(M)	13,051	-	$0	Direct

1-18 of 18 transactions

About Howton David T

Howton David T (SEC CIK 0001529297) files insider reports with the SEC as Chief Operating Officer of Solid Biosciences Inc. (SLDB).

Signal8 holds 9 ownership filings by Howton David T, all Form 4s, filed between Dec 4, 2024 and Apr 21, 2026. Those filings report 18 transactions, from Dec 2, 2024 to Feb 18, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Howton David T's filings is in CHARLESTOWN, MA.

Recent filings by Howton David T

Feb 18, 2026: Open-market sale of SLDB shares (Form 4, code S).
Feb 13, 2026: Option exercise of SLDB shares (Form 4, code M).
Feb 4, 2026: Open-market sale of SLDB shares (Form 4, code S).
Feb 2, 2026: Open-market sale of SLDB shares (Form 4, code S).
Jan 31, 2026: Option exercise of SLDB shares (Form 4, code M).

Other insiders filing for Solid Biosciences Inc. (SLDB)

Ganot Ilan, Director
Brooks Gabriel, Chief Medical Officer
SMITH IAN F, Director
RA CAPITAL MANAGEMENT, L.P., 10% Owner
Nagendran Sukumar, Director
PERCEPTIVE ADVISORS LLC, Director

How to read Form 4 transaction codes