Monitor ATM sales volume and insider selling activity; continued dilution may pressure the stock. The $6M overhang could be placed over weeks to months, creating persistent headwinds.
Price Chart
Executive Summary
Senti Biosciences filed a 424B5 prospectus supplement for its existing at-the-market (ATM) equity offering program, updating the registration for a holding company reorganization. As of the filing, approximately $6.0 million of the $17.5 million aggregate offering remains unsold, representing potential dilution of ~21% of the current $29M market cap. The filing itself is administrative but highlights ongoing dilution risk.
Key Facts
- Remaining $6.0M unsold under $17.5M ATM shelf
- Holding company reorganization effective April 24, 2026
- Stock continues trading under SNTI with new CUSIP
- Leerink Partners remains sales agent
Financial Impact
Up to $6 million additional dilution (~21% of market cap at $29M)
Risk Factors
- Further dilution from ATM sales
- Stock price pressure from ongoing equity issuance
- Cash burn risk if ATM proceeds are needed for operations
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 424B5 Filing (Primary) | 0001193125-26-201625 |
| Document: 0001193125-26-201625-index-headers.html | 0001193125-26-201625 |
| Document: 0001193125-26-201625-index.html | 0001193125-26-201625 |
| Document: 0001193125-26-201625.txt | 0001193125-26-201625 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 26, 2026 today | 8-K | $0.1720 | awaiting T+5 | — | $0.1750 (−1.74%) |
Oct 13, 2026 13d ago | DEFA14A | $0.2408 $0.2175 | ▼ −9.68% | ▼ −10.13% | $0.1750 (−27.33%) |
Oct 13, 2026 13d ago | 8-K | $0.2408 $0.2175 | ▲ +9.68% | ▲ +10.13% | $0.1750 (+27.33%) |
Sep 25, 2026 4w ago | EFFECT | $0.3293 $0.3223 | ▲ +2.13% | ▲ +1.90% | $0.1750 (+46.86%) |
Sep 24, 2026 4w ago | DEFM14A | $0.3293 $0.3223 | ▲ +2.13% | ▲ +1.90% | $0.1750 (+46.86%) |
Sep 22, 2026 4w ago | S-3/A | $0.3156 $0.3075 | ▲ +2.57% | ▲ +1.38% | $0.1750 (+44.55%) |
Sep 10, 2026 6w ago | S-3/A | $0.3060 $0.3200 | ▼ −4.58% | ▼ −4.80% | $0.1750 (+42.81%) |
Sep 4, 2026 7w ago | DEFA14A | $0.3326 $0.3021 | ▼ −9.17% | ▼ −7.96% | $0.1750 (−47.38%) |
Sep 4, 2026 7w ago | 8-K | $0.3326 $0.3021 | ▲ +9.17% | ▲ +7.96% | $0.1750 (+47.38%) |
Aug 20, 2026 9w ago | 8-K | $0.3886 $0.3770 | ▲ +2.99% | ▲ +3.46% | $0.1750 (+54.97%) |
US Market Status
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