Tenon Medical (TNONW) Stock: Why It's Up Today
Updated Oct 20, 2026, 1:16 PM ET · intraday price
- Trading at $0.01 as of 1:16 PM ET, +12.24% vs the prior close of $0.00.
- Volume 15.28K shares, 0.3x its 50-day average (light).
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
Stryker (SYK)Boston Scientific (BSX)3M (MMM)MiniMed (MMED)Medline (MDLN)Becton Dickinson (BDX)
TNONW jumps 12.2% to $0.01. Trading at $0.01 (intraday, 1:16 PM ET), +12.24% vs the prior close of $0.00. Day range $0.00–$0.01, opened at $0.02.
TNONW daily analysis — what happened
A plain-English, data-only note for every US trading day (today's note updates every 2 hours while the market is open). Newest first; older days stay archived below.
Oct 20, 2026 — TNONW jumps 12.2% to $0.01
- Trading at $0.01 (intraday, 1:16 PM ET), +12.24% vs the prior close of $0.00. Day range $0.00–$0.01, opened at $0.02.
- Volume was 15.28K shares, 0.3x its 50-day average of 56.49K — lighter than usual.
- 52-week range $0.00–$0.01; the current price sits at 96% of that range, 1.8% below the 52-week high.
Oct 19, 2026 — TNONW slides 9.3% to $0.00 on 173.3x normal volume
- Closed at $0.00, -9.26% vs the prior close of $0.01. Day range $0.00–$0.00, opened at $0.02.
- Volume was 56.49K shares, 173.3x its 50-day average of 326 — unusually heavy trading.
- 52-week range $0.00–$0.01; today's close sits at 78% of that range, 9.3% below the 52-week high.
TNONW bull case vs bear case (from the data)
- Annual revenue grew 20.4% in the latest fiscal year (SEC XBRL).
- Insiders made 15 open-market purchases in the last 12 months.
- Share count down 92.5% in a year (buybacks).
- Latest fiscal-year net income: loss of $12.56M.
- High volatility: average daily move of 12.2% over 20 sessions.
- Thin trading (under $2M a day on average) can mean wide bid/ask spreads.
TNONW latest news & SEC filings
Every SEC filing by or about TNONW in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 16, 2026 · Form 424B5 — Prospectus supplement
Prospectus supplement — the company is selling securities off a shelf registration
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Oct 9, 2026 · Form 424B3 — Prospectus / supplement for an offering or resale
Prospectus / supplement for an offering or resale
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Oct 9, 2026 · Form 3 — New insider holdings
Initial insider ownership statement (Form 3) — a new director, officer or 10% owner disclosed their holdings
Oct 5, 2026 · Form S-3 — Shelf registration (S-3)
Shelf registration (S-3) — lets the company sell securities over time
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Sep 16, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 1.01 — Signed a material agreement.
- Item 3.02 — Sold unregistered shares.
- Item 8.01 — Reported other events the company considers important.
Sep 11, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Hrt Financial Lp sold 65,582 shares at $5.56 (≈$364.64K) on Sep 10, 2026
- Hrt Financial Lp bought 8,431 shares at $4.92 (≈$41.48K) on Sep 10, 2026
- Hrt Financial Lp bought 28,267 shares at $4.02 (≈$113.63K) on Sep 10, 2026
- Hrt Financial Lp bought 31,227 shares at $2.92 (≈$91.18K) on Sep 10, 2026
- Hrt Financial Lp sold 65,582 shares at $5.56 (≈$364.64K) on Sep 10, 2026
- Hrt Financial Lp bought 8,431 shares at $4.92 (≈$41.48K) on Sep 10, 2026
- …plus 19 more transaction lines in the filing.
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 10, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Sep 9, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 8.01 — Reported other events the company considers important.
Sep 8, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Sep 8, 2026 · Form 424B3 — Prospectus / supplement for an offering or resale
Prospectus / supplement for an offering or resale
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Sep 3, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Things to know before you trade TNONW
- Last results release: Aug 13, 2026 (8-K Item 2.02). Previous ones: May 12, 2026, Mar 19, 2026, Feb 6, 2026. Based on that rhythm, the next report is likely around Nov 12, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 12.24% (largest 12.2%). That is a volatile stock.
- Liquidity: about 35.88K shares (≈$197) trade per day on average. Thin volume can mean wider bid/ask spreads.
- 52-week position: $0.01 vs a range of $0.00–$0.01 (96% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 15 open-market buys, 10 sales; latest: Financial Lp Hrt sold 65,582 shares on Sep 10, 2026.
- Latest filings: 8-K Sep 16, 2026; 8-K Sep 9, 2026; 8-K Aug 31, 2026.
- Share count: 667.05K shares outstanding (Aug 13, 2026), -92.5% vs a year earlier — the company has been reducing its share count.
- Listing: Nasdaq · industry: Surgical & Medical Instruments & Apparatus.
TNONW market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 20, 2026 | 0.02 | 0.01 | 0.00 | 0.01 | 15.28K |
| Oct 19, 2026 | 0.02 | 0.00 | 0.00 | 0.00 | 56.49K |
About Tenon Medical
Tenon Medical (TNONW) is listed on the Nasdaq and classified by the SEC under “Surgical & Medical Instruments & Apparatus”. Its business address is in LOS GATOS, CA. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1560293.
TNONW board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Steven M Foster | CEO and President | Aug 4, 2026 |
| Richard Ferrari | Director | Aug 4, 2026 |
| Richard Ginn | Chief Technology Officer | Aug 4, 2026 |
| Ivan Howard | Director | Aug 4, 2026 |
| Stephen Hochschuler | Director | Aug 4, 2026 |
| Kristine M Jacques | Director | Aug 4, 2026 |
| Robert K Weigle | Director | Aug 4, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Steven M Foster | CEO and President | Aug 4, 2026 |
| Richard Ginn | Chief Technology Officer | Aug 4, 2026 |
| Wyatt D. Geist | Chief Innovation Officer | May 5, 2026 |
| Nathaniel A. Grawey | Chief Commercial Officer | May 5, 2026 |
| Kevin Williamson | Chief Financial Officer | Sep 10, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 10, 2026 | Financial Lp Hrt | Sale | 65,582 | $5.56 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 8,431 | $4.92 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 28,267 | $4.02 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 31,227 | $2.92 |
| Sep 10, 2026 | Financial Lp Hrt | Sale | 65,582 | $5.56 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 8,431 | $4.92 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 28,267 | $4.02 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 31,227 | $2.92 |
| Sep 10, 2026 | Financial Lp Hrt | Sale | 65,582 | $5.56 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 8,431 | $4.92 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 28,267 | $4.02 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 31,227 | $2.92 |
| Sep 10, 2026 | Financial Lp Hrt | Sale | 65,582 | $5.56 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 8,431 | $4.92 |
| Sep 10, 2026 | Financial Lp Hrt | Buy | 28,267 | $4.02 |
TNONW financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $3.94M | $-12.56M | -1.70 | $-10.74M |
| Dec 31, 2024 | $3.28M | $-13.67M | -11.26 | $-9.88M |
| Dec 31, 2023 | $2.93M | $-15.58M | -68.64 | $-12.18M |
| Dec 31, 2022 | $691.00K | $-18.92M | -23.62 | $-12.03M |
| Dec 31, 2021 | $160.00K | $-7.05M | -7.81 | $-4.29M |
Latest balance sheet: total assets $9.92M, total liabilities $11.66M, cash $1.68M (as of Jun 30, 2026).
TNONW earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 13, 2026 | 8-K Item 2.02 (results) | — |
| May 12, 2026 | 8-K Item 2.02 (results) | — |
| Mar 19, 2026 | 8-K Item 2.02 (results) | — |
| Feb 6, 2026 | 8-K Item 2.02 (results) | — |
| Mar 14, 2024 | 8-K Item 2.02 (results) | — |
| Jun 7, 2022 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: intraday data as of Oct 20, 2026, 1:16 PM ET. Filings: SEC EDGAR. Refreshed every 2 hours during US market hours.