The company is aggressively tapping its ATM facility to raise cash, with $2.81M already sold and up to $7.18M more authorized. At the $2.91 closing price, the new authorization alone could add ~2.47M new shares, nearly doubling the current float. Expect continued downward pressure as the ATM is drawn down.
Price Chart
Executive Summary
Tenon Medical filed a prospectus supplement to increase the maximum ATM offering amount under its existing S-3 shelf from prior limits to up to $7,176,045 in common stock sales (excluding $2,809,378 already sold). The filing is a mechanical update to comply with Form S-3 General Instruction I.B.6 public float limits, but it signals ongoing capital needs and potential dilution for existing shareholders.
Key Facts
- Maximum ATM offering increased to $7,176,045 (excluding $2,809,378 already sold under the same ATM Sales Agreement).
- Stock closed at $2.91 on October 15, 2026, down sharply from the $11.41 reference price used for public float calculation.
- Public float calculated at $29,956,270 based on 2,625,440 non-affiliate shares at $11.41/share.
- Offering is subject to one-third of public float limit under General Instruction I.B.6 of Form S-3.
- ATM Sales Agreement with A.G.P./Alliance Global Partners dated August 11, 2026.
Financial Impact
Up to $7.18M in additional common stock sales, representing potential dilution of ~270% of the non-affiliate float at the $2.91 reference price.
Risk Factors
- Massive dilution to existing shareholders as ATM shares are sold into weak market price.
- Going-concern risk: prior S-3 filing noted negative tangible book value and auditor's going-concern opinion per the cross-filing S-3 context.
- Nasdaq bid-price compliance risk: stock at $2.91 vs. $11.41 reference price used for float calculation.
Investment Themes
Documents Analyzed
This report is based on 4 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 424B5 Filing (Primary) | 0001213900-26-110252 |
| Document: 0001213900-26-110252-index-headers.html | 0001213900-26-110252 |
| Document: 0001213900-26-110252-index.html | 0001213900-26-110252 |
| Document: 0001213900-26-110252.txt | 0001213900-26-110252 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 22, 2026 3d ago | 8-K | $2.25 | awaiting T+20 | — | $2.16 (−3.78%) |
Oct 16, 2026 9d ago | 424B5 | $2.45 | awaiting T+20 | — | $2.16 (+11.63%) |
Oct 13, 2026 13d ago | EFFECT | $2.89 | awaiting T+20 | — | $2.16 (+25.09%) |
Oct 9, 2026 16d ago | 3 | $2.98 | awaiting T+20 | — | $2.16 (−27.35%) |
Sep 16, 2026 5w ago | 8-K | $4.20 $2.91 | ▲ +30.71% | ▲ +31.92% | $2.16 (+48.45%) |
Sep 11, 2026 6w ago | Insider Buy | $5.93 $3.41 | ▼ −42.50% | ▼ −44.36% | $2.16 (−63.49%) |
Sep 9, 2026 6w ago | 8-K | $2.44 $3.50 | ▲ +43.44% | ▲ +41.50% | $2.16 (−11.27%) |
Sep 1, 2026 7w ago | Insider Buy | $4.47 $4.04 | ▲ +9.62% | ▲ +9.71% | $2.16 (+51.57%) |
Aug 31, 2026 7w ago | 8-K | $4.53 $2.73 | ▲ +39.74% | ▲ +39.55% | $2.16 (+52.21%) |
Aug 31, 2026 7w ago | 3 | $4.53 $2.73 | ▼ −39.74% | ▼ −39.55% | $2.16 (−52.21%) |
US Market Status
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