Insider Trading February 18, 2026

Solid Biosciences CTO Disposes of $21K in Stock as Company Advances Clinical Programs

Paul Herzich sells shares to cover taxes following RSU vesting amid regulatory alignment and multiple trial milestones for SGT-003 and SGT-212

By Avery Klein SLDB
Solid Biosciences CTO Disposes of $21K in Stock as Company Advances Clinical Programs
SLDB

Paul Herzich, Chief Technology Officer of Solid Biosciences Inc. (NASDAQ:SLDB), sold 3,616 shares on February 18, 2026 for roughly $21,057 to cover withholding taxes after restricted stock units vested. Herzich had exercised RSUs and acquired 7,187 shares on February 13, 2026. The company has secured FDA agreement on the design of its Phase 3 IMPACT DUCHENNE trial for SGT-003, reported dosing in its Phase 1/2 INSPIRE DUCHENNE study with favorable tolerability to date, received Orphan Drug designation for SGT-212, and dosed the first participant in a Phase 1b FALCON trial. Citizens has reiterated a Market Outperform rating with a $15 price target.

Key Points

  • CTO Paul Herzich sold 3,616 shares on February 18, 2026 at a weighted average price of $5.8233, generating $21,057 in proceeds; sale prices ranged from $5.23 to $6.14.
  • Herzich exercised restricted stock units on February 13, 2026 and acquired 7,187 shares prior to the sale; the subsequent disposition was to cover withholding taxes after RSU vesting.
  • Solid Biosciences reported FDA alignment on the Phase 3 IMPACT DUCHENNE trial design for SGT-003, dosed 33 participants in the Phase 1/2 INSPIRE DUCHENNE study with reported general tolerability, received Orphan Drug designation for SGT-212, and dosed the first participant in the Phase 1b FALCON trial; Citizens reiterated a Market Outperform rating with a $15 price target.

Paul Herzich, the Chief Technology Officer at Solid Biosciences Inc. (NASDAQ:SLDB), reported the sale of 3,616 shares of the company's common stock on February 18, 2026, according to a Form 4 filing with the U.S. Securities and Exchange Commission. The transaction produced total gross proceeds of $21,057, based on a weighted average sale price of $5.8233 per share. Individual trade prices recorded in the filing ranged from $5.23 to $6.14.

The filing indicates the disposition was executed to satisfy withholding tax obligations that arose when previously granted restricted stock units vested. Earlier in the same month, on February 13, 2026, Herzich exercised restricted stock units and thereby acquired 7,187 shares of Solid Biosciences common stock.


Company pipeline and regulatory developments

Solid Biosciences also disclosed several program milestones that are likely to be of interest to investors tracking the company's pipeline. The firm reached alignment with the U.S. Food and Drug Administration on the design of its Phase 3 IMPACT DUCHENNE clinical trial for its Duchenne muscular dystrophy candidate, SGT-003. The agreed-upon design calls for a randomized, double-blind, placebo-controlled study.

Separately, Solid Biosciences reported dosing 33 participants in its Phase 1/2 INSPIRE DUCHENNE clinical trial. The company stated that the SGT-003 therapy has been generally well tolerated across those participants, with no major adverse effects observed in the data announced.

On another front, Solid Biosciences received Orphan Drug designation from the FDA for its investigational gene therapy SGT-212, which targets Friedreich's ataxia. The company has also dosed the first participant in the Phase 1b FALCON trial for SGT-212.


Analyst view

Following the company's regulatory and clinical updates, Citizens reiterated a Market Outperform rating on Solid Biosciences with a $15.00 price target. The firm cited the company's recent progress in regulatory alignment and advancement of clinical studies in maintaining its positive view.


Taken together, the corporate disclosures include both an insider stock transaction tied to RSU activity and multiple program-level developments spanning both Duchenne muscular dystrophy and Friedreich's ataxia programs. The insider sale was described in regulatory filings as a tax-related disposition following the vesting and exercise of equity awards.

Risks

  • Clinical progress noted in early-stage trials is limited to reported dosing and tolerability information; longer-term efficacy and safety outcomes are not provided in these disclosures - this impacts biotech and healthcare investors.
  • Although the company has FDA alignment on Phase 3 trial design, trial results and regulatory approval remain pending - this regulatory uncertainty affects biotech valuations and capital markets sentiment.
  • Insider equity transactions tied to RSU exercises and tax-related sales change insider holdings and share distribution; market interpretation of such moves can influence stock trading dynamics in the biotech and broader equities markets.

More from Insider Trading

Standex Director Disposes $513K in Stock as Company Posts Q2 Beat Feb 20, 2026 Sonoco Packaging Executive Disposes Small Stake as Company Outlines Multi-Year Earnings Goals Feb 20, 2026 Bank of the James President Buys $25,068 of Stock as Co-Founder Retires Feb 20, 2026 Bank of the James Director Adds $20,412 in Shares; Co-Founder Retires After Long Tenure Feb 20, 2026 Rogers Corp Director Disposes of 8,000 Shares; Stock Near Yearly High After Strong Quarter Feb 20, 2026