Solid Biosciences Inc. (SLDB) SEC Filings & Earnings Calls
EquiReason read 20 Solid Biosciences Inc. SEC filings in the last 12 months. Latest: SC 13D/A on 2026-08-14 — Perceptive Advisors filed an amended Schedule 13D disclosing an 11.2% passive stake in Solid Biosciences..
Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason
- Market cap
- 634.8M
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- Next earnings
- 2 Nov, in 9 days
Every filing, read
last 12 months · SECWhat happened, the numbers inside, guidance and risks. The original is one click away.
6 Aug 20268-K · 8.01Solid Biosciences filed prospectus supplement for up to $200M at-the-market offering; prior $85M program exhausted.open
Figures in the filing · each found in the filing text
| Aggregate gross sale proceeds from prior ATM · Q2-2026 | $85M |
Risks flagged
Dilution risk from large equity offering; pre-revenue company with high cash burn.
“up to $200.0 million of shares of common stock” · word for word
6 Aug 202610-QQuarterly report showing increased net loss and accumulated deficit, with cash runway into mid-2028.earningsopen
Figures in the filing · each found in the filing text
| Net loss · H1-2026 | $-112M | |
| Accumulated deficit · 2026-06-30 | $-1.10B |
Risks flagged
Clinical trial failure risk
“We have never completed a clinical trial and may be unable to do so for any Candidate, including SGT-003, SGT‑212, SGT-501 and other Candidates.” · word for word
Need for additional funding
“We will need additional funding, which may not be available on acceptable terms, or at all. Failure to obtain this necessary capital when needed may force us to delay, limit or terminate our product development efforts or other operations.” · word for word
Novel technology risk
“Our pipeline of gene transfer candidates, which we refer to collectively as our Candidates, utilize novel technology, which makes it difficult to predict the time and cost of development and of subsequently obtaining regulatory approval.” · word for word
12 May 202610-QNet loss $-57M; Accumulated deficit $-1.00Bopen
Figures in the filing · each found in the filing text
| Net loss · Q1-2026 | $-57M | |
| Accumulated deficit · 2026-03-31 | $-1.00B |
Risks flagged
Pre-revenue gene therapy company; history of operating losses; accumulated deficit $1.0B.
“As of March 31, 2026, we had an accumulated deficit of $1.0 billion.” · word for word
Clinical hold history; potential for future holds.
“One of our prior clinical trials had been placed on clinical hold by the FDA in the past, and we cannot guarantee that similar events will not happen in ongoing, planned and future clinical trials for our Candidates.” · word for word
Novel gene therapy technology; limited approved products.
“Our pipeline of gene transfer Candidates utilize novel technology, which makes it difficult to predict the time and cost of development and of subsequently obtaining regulatory approval. To our knowledge, only a limited number of gene transfer products have been approved for commercialization in the United States and the European Union.” · word for word
Need for additional funding; cash runway only into first half of 2028.
“We will need additional funding, which may not be available on acceptable terms, or at all.” · word for word
23 Apr 2026DEF 14AProxy statement proposing increase in authorized shares, advisory votes on compensation, and director elections.open
Figures in the filing · each found in the filing text
| Net income · FY2025 | $-174M | |
| Total shareholder return · FY2025 | $104.83 |
Risks flagged
Dilution risk from authorized share increase
“The approval of an amendment to our Certificate of Incorporation, as amended, to increase the number of authorized shares of our common stock from 240,000,000 to 480,000,000” · word for word
Continued net losses
“Net Income ($ Millions) 2025 (174.33) 2024 (124.70)”
19 Mar 202610-KNet loss $-174M (+40% y/y); Accumulated deficit $-958Mopen
Figures in the filing · each found in the filing text
| Net loss · FY2025 | $-174M | +40% y/y |
| Accumulated deficit · 2025-12-31 | $-958M |
Risks flagged
Clinical development risk
“Our pipeline of gene transfer Candidates utilize novel technology, which makes it difficult to predict the time and cost of development and of subsequently obtaining regulatory approval.” · word for word
Financial sustainability risk
“We have incurred significant net losses since inception and anticipate that we will continue to incur net losses for the foreseeable future and may never achieve or maintain profitability.” · word for word
Regulatory approval risk
“Even if we complete the necessary clinical trials, we cannot predict when, or if, we will obtain regulatory approval to commercialize our Candidates and the approval may be for a narrower indication than we seek.” · word for word
12 Mar 20268-K · 7.01, 8.01Solid Biosciences announced positive interim data from Phase 1/2 INSPIRE DUCHENNE trial of SGT-003 for Duchenne muscular dystrophy, showing robust microdystrophin expression, beta-sarcoglycan localization, nNOS activity, and biomarker improopen
Figures in the filing · each found in the filing text
| Mean microdystrophin expression by western blot · Day 90 | 60.0% | |
| Mean microdystrophin expression by western blot · Day 360 | 91.0% | |
| Mean microdystrophin expression by mass spectroscopy · Day 90 | 52.0% | |
| Mean microdystrophin expression by mass spectroscopy · Day 360 | 86.0% | |
| Mean microdystrophin-positive fibers by immunofluorescence · Day 90 | 63.0% | |
| Mean microdystrophin-positive fibers by immunofluorescence · Day 360 | 69.0% | |
| Properly localized and restored beta-sarcoglycan-positive fibers · Day 90 | 60.0% | |
| Properly localized and restored beta-sarcoglycan-positive fibers · Day 360 | 69.0% | |
| nNOS activity-positive fibers · Day 90 | 35.0% | |
| nNOS activity-positive fibers · Day 360 | 33.0% |
Risks flagged
Clinical trial risk: interim data based on small sample sizes (n=20 at Day 90, n=3 at Day 360) and may not be representative of full trial results; long-term safety and efficacy remain unproven.
“The interim clinical data reported is as of a February 23, 2026, data cutoff date. ... Results demonstrated robust mean vector copies per nucleus and microdystrophin expression ... (n=20 unless noted) ... (n=3).” · word for word
6 Mar 20268-K · 1.01, 2.02, 3.02, 8.01Solid Biosciences Inc. conducted a private placement of shares and pre-funded warrants, raising capital to extend cash runway into 1H 2028, but diluting existing shareholders.open
Figures in the filing · each found in the filing text
| Cash, cash equivalents and available-for-sale securities · FY2025 | $188M |
Risks flagged
Dilution risk from private placement; pre-revenue company with high cash burn.
“Private Placement ... Shares and Pre-Funded Warrants”
3 Nov 20258-K · 2.02, 7.01, 8.01Cash, cash equivalents and available-for-sale securities $236M; Mean microdystrophin expression by western blot 58; Participants dosed in INSPIRE DUCHENNE 23earningsopen
Figures in the filing · each found in the filing text
| Cash, cash equivalents and available-for-sale securities · Q3-2025 | $236M | |
| Mean microdystrophin expression by western blot · SGT-003 · Q3-2025 | 58.0% | |
| Participants dosed in INSPIRE DUCHENNE · SGT-003 · Q3-2025 | 23 |
Risks flagged
Clinical trial risk; regulatory pathway uncertain; cash burn continues.
“Company does not expect that its existing cash ... will be sufficient to fund the completion of the development”
Solid Biosciences Inc. — questions
- What did Solid Biosciences Inc. file recently?
- 20 SEC filings in the last 12 months. Latest: SC 13D/A on 2026-08-14 — Perceptive Advisors filed an amended Schedule 13D disclosing an 11.2% passive stake in Solid Biosciences.
Every figure on this page comes from Solid Biosciences Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.