InsiderTrades

Howton David T

SEC CIK 1529297 · EDGAR

Buying vs selling by month open-market trades, last 34 months, SLDB
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
SLDBSolid Biosciences Inc.COO 105.1K — $498.9K 132023-12-022026-02-18

Most active insiders at SLDB, 12 months

#InsiderTitleBoughtSold
1 Cumbo AlexanderPres, CEO, Dir —$984.0K
2 Howton David TCOO —$433.6K
3 Tan KevinCFO, Treas —$329.5K
4 Hanrahan JessieChief Regulatory Off —$297.4K
5 Brooks GabrielChief Medical Off —$281.0K
6 Herzich PaulCTO —$274.1K
7 Ganot IlanDir —$82.4K
8 SMITH IAN FDir ——

Transactions 13

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DT 2026-02-18 2026-02-18 SLDB Solid Biosciences Inc. Howton David T COO S - Sale+OE $5.82 -7,469 105.1K -7% -$43.5K
DT 2026-02-18 2026-02-13 SLDB Solid Biosciences Inc. Howton David T COO M - OptEx — +14.7K 112.5K +15% —
T 2026-02-06 2026-02-04 SLDB Solid Biosciences Inc. Howton David T COO S - Sale $6.44 -18.9K 97.9K -16% -$121.7K
DMT 2026-02-02 2026-01-29+ SLDB Solid Biosciences Inc. Howton David T COO M - OptEx — +121.6K 112.2K New —
DT 2026-02-02 2026-02-02 SLDB Solid Biosciences Inc. Howton David T COO S - Sale+OE $6.44 -37.8K 116.8K -24% -$243.2K
DT 2025-12-04 2025-12-03 SLDB Solid Biosciences Inc. Howton David T COO S - Sale+OE $5.11 -4,932 32.9K -13% -$25.2K
DT 2025-12-04 2025-12-02 SLDB Solid Biosciences Inc. Howton David T COO M - OptEx — +13.1K 37.8K +53% —
DT 2025-02-18 2025-02-13 SLDB Solid Biosciences Inc. Howton David T COO M - OptEx — +14.7K 30.4K +94% —
DT 2025-02-18 2025-02-14 SLDB Solid Biosciences Inc. Howton David T COO S - Sale+OE $3.96 -5,561 24.8K -18% -$22.0K
D 2024-12-04 2024-12-02 SLDB Solid Biosciences Inc. Howton David T COO M - OptEx — +13.1K 20.7K +170% —
D 2024-12-04 2024-12-03 SLDB Solid Biosciences Inc. Howton David T COO S - Sale+OE $5.60 -5,072 15.7K -24% -$28.4K
D 2023-12-05 2023-12-04 SLDB Solid Biosciences Inc. Howton David T COO S - Sale+OE $2.78 -5,367 7,684 -41% -$14.9K
D 2023-12-05 2023-12-02 SLDB Solid Biosciences Inc. Howton David T COO M - OptEx — +13.1K 13.1K New —

Purchase Sale Sale after option exercise All abbreviations