Tenon Medical, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Tenon Medical, Inc. (TNON), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are TNON insiders buying or selling?
In the last 12 months, Tenon Medical, Inc. insiders reported 6 open-market purchases ($52.3K) and 2 sales ($157.7K) — net selling of $105.4K. Since May 2023, Trabud has recorded 11 Form 4 filings for TNON: 7 buys ($65.9K) and 4 sells ($274.6K).
Source: SEC EDGAR Form 4
What stands out
- The largest open-market purchase in the last 12 months was $45.1K by HRT FINANCIAL LP (10% Owner) on Sep 1, 2026. SEC ↗
- The most recent open-market purchase was reported on Sep 8, 2026 (41 days ago).
Key Statistics (May 2023 – Sep 11, 2026)
Total Form 4 filings
11
SEC EDGAR
Insider filers
6
Insider buys (7)
$65.9K
Insider sells (4)
$274.6K
Insider sentiment
Net sellingNet insider flow of $208.7K in net selling since May 2023, and $105.4K in net selling over the last 12 months. 3 insider buys in the last 90 days.
Recent TNON insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | HRT FINANCIAL LP | 10% Owner | Sale | 17.8K | $8.75 | $155.7K | SEC ↗ |
| Sep 8, 2026 | HRT FINANCIAL LP | 10% Owner | Purchase | 152 | $6.75 | $1.0K | SEC ↗ |
| Sep 3, 2026 | HRT FINANCIAL LP | 10% Owner | Purchase | 1.3K | $4.58 | $6.1K | SEC ↗ |
| Sep 1, 2026 | HRT FINANCIAL LP | 10% Owner | Purchase | 10.1K | $4.49 | $45.1K | SEC ↗ |
| Aug 31, 2026 | HRT FINANCIAL LP | 10% Owner | Sale | 419 | $4.96 | $2.1K | SEC ↗ |
| Nov 19, 2025 | Steven M Foster | CEO and President | Purchase | 19.5K | $0.00 | $0 | SEC ↗ |
| Nov 19, 2025 | Wyatt D. Geist | Chief Innovation Officer | Purchase | 19.5K | $0.00 | $0 | SEC ↗ |
| Nov 19, 2025 | Nathaniel A. Grawey | Chief Commercial Officer | Purchase | 101.2K | $0.00 | $0 | SEC ↗ |
| Jun 15, 2023 | Dick Steven M Van | Chief Financial Officer | Purchase | 50.0K | $0.27 | $13.7K | SEC ↗ |
| May 24, 2023 | Steven M Foster | CEO and President | Sale | 27.8K | $1.26 | $35.0K | SEC ↗ |
| May 24, 2023 | Richard Ginn | Chief Technology Officer | Sale | 65.0K | $1.26 | $81.9K | SEC ↗ |
Showing the 11 most recent of 11 Form 4 filings for Tenon Medical, Inc..
Most active TNON insiders
- HRT FINANCIAL LP5 filings
- Steven M Foster2 filings
- Dick Steven M Van1 filing
- Nathaniel A. Grawey1 filing
- Richard Ginn1 filing
Ask anything about TNON insider activity
Use Trabud's AI agent to query Tenon Medical, Inc.'s Form 4 history in plain English — "Show me TNON CEO purchases this year" or compare it against any other ticker.
Open the AI agentTNON insider trading FAQ
Are Tenon Medical, Inc. insiders buying or selling?
In the last 12 months, Tenon Medical, Inc. insiders reported 6 open-market purchases ($52.3K) and 2 sales ($157.7K) — net selling of $105.4K. Since May 2023, Trabud has recorded 11 Form 4 filings for TNON: 7 buys ($65.9K) and 4 sells ($274.6K). Over the full record that is net selling of $208.7K.
How many insiders trade TNON stock?
6 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Tenon Medical, Inc.. The most recent filing was accepted on Sep 11, 2026.
Where does Trabud get TNON insider trading data?
All TNON insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.