Tenon Medical, Inc. (TNONW)

Latest Insider Confidence Score

2026Q1

37.9
Bearish

Company insider confidence (by quarter)

2022Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Zuhlke Ventures AG 2,447,728 Apr 26, 2022
Geist Wyatt D. 350,765 Nov 18, 2025
Ginn Richard Chief Technology Officer 253,153 Oct 15, 2025
Grawey Nathaniel A. 175,383 Nov 18, 2025
Ferrari Richard 128,957 Oct 15, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 3, 2026 Mar 5, 2026 Williamson Kevin CFO Neutral 52.5 - 0.00% -
Jan 1, 2026 Jan 5, 2026 FOSTER STEVEN M CEO Neutral 52.5 - 0.00% -
Jan 1, 2026 Jan 5, 2026 Hochschuler Stephen Director Sell 27.5 -3,327 -29.53% $3.1K
Jan 1, 2026 Jan 5, 2026 WEIGLE ROBERT K Director Sell 27.5 -3,413 -31.13% $3.2K
Jan 1, 2026 Jan 5, 2026 GINN RICHARD Chief Technology Officer Sell 26.3 -47,426 -35.65% $44.1K
Jan 1, 2026 Jan 5, 2026 Ferrari Richard Director Neutral 52.5 - 0.00% -
Jan 1, 2026 Jan 5, 2026 Jacques Kristine M Director Neutral 52.5 - 0.00% -
Jan 1, 2026 Jan 5, 2026 Williamson Kevin CFO Sell 26.3 -18,518 -30.32% $17.2K
Jan 1, 2026 Jan 5, 2026 HOWARD IVAN Director Sell 27.5 -3,327 -28.22% $3.1K
May 22, 2024 Dec 29, 2025 WEIGLE ROBERT K Director Neutral 52.5 - 0.00% -
May 22, 2024 Dec 29, 2025 HOWARD IVAN Director Neutral 52.5 - 0.00% -
May 8, 2024 Dec 22, 2025 Jacques Kristine M Director Neutral 52.5 - 0.00% -
Sep 3, 2025 Dec 19, 2025 Williamson Kevin CFO Neutral 52.5 - 0.00% -
Nov 14, 2025 Nov 18, 2025 FOSTER STEVEN M CEO Neutral 90.0 +19,455 568.36% -
Nov 14, 2025 Nov 18, 2025 Geist Wyatt D. Chief Innovation Officer Neutral 82.5 +19,455 3.98% -
Nov 14, 2025 Nov 18, 2025 Grawey Nathaniel A. Chief Commercial Officer Neutral 90.0 +101,167 32.27% -
Oct 13, 2025 Oct 15, 2025 FOSTER STEVEN M CEO Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 Hochschuler Stephen Director Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 WEIGLE ROBERT K Director Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 GINN RICHARD Chief Technology Officer Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 Ferrari Richard Director Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 Jacques Kristine M Director Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 Williamson Kevin CFO Neutral 52.5 - 0.00% -
Oct 13, 2025 Oct 15, 2025 HOWARD IVAN Director Neutral 52.5 - 0.00% -
Aug 13, 2025 Grawey Nathaniel A. Chief Commercial Officer Neutral 52.5 - 0.00% -
Aug 11, 2025 Geist Wyatt D. Chief Innovation Officer Neutral 52.5 - 0.00% -
Sep 19, 2024 Williamson Kevin CFO Neutral 52.5 - 0.00% -
Mar 29, 2024 Jacques Kristine M Director Neutral 52.5 - 0.00% -
Nov 22, 2023 Feb 13, 2024 VAN DICK STEVEN M CFO Neutral 52.5 - 0.00% -
Nov 22, 2023 Feb 13, 2024 FOSTER STEVEN M CEO Sell 27.5 -901 -9.36% $1.8K
Nov 22, 2023 Feb 13, 2024 GINN RICHARD Chief Technology Officer Sell 27.5 -2,302 -3.14% $4.6K
Jun 14, 2023 Jun 15, 2023 VAN DICK STEVEN M CFO Buy 91.3 +50,000 99.17% $13.7K
May 22, 2023 May 24, 2023 Ferrari Richard Director Neutral 52.5 - 0.00% -
May 22, 2023 May 24, 2023 Hochschuler Stephen Director Neutral 52.5 - 0.00% -
May 22, 2023 May 24, 2023 FOSTER STEVEN M CEO Sell 26.3 -27,791 -38.34% $35K
May 22, 2023 May 24, 2023 HOWARD IVAN Director Neutral 52.5 - 0.00% -
May 22, 2023 May 24, 2023 GINN RICHARD Chief Technology Officer Sell 22.5 -64,990 -43.24% $81.9K
May 22, 2023 May 24, 2023 Fischer Frank M Director Neutral 52.5 - 0.00% -
May 22, 2023 May 24, 2023 VAN DICK STEVEN M CFO Neutral 52.5 - 0.00% -
May 22, 2023 May 24, 2023 WEIGLE ROBERT K Director Neutral 52.5 - 0.00% -
May 16, 2022 WEIGLE ROBERT K Director Neutral 52.5 - 0.00% -
May 16, 2022 FOSTER STEVEN M CEO Neutral 52.5 - 0.00% -
May 16, 2022 Hochschuler Stephen Director Neutral 52.5 - 0.00% -
May 16, 2022 VAN DICK STEVEN M CFO Neutral 52.5 - 0.00% -
May 16, 2022 GINN RICHARD Chief Technology Officer Neutral 52.5 - 0.00% -
May 16, 2022 Ferrari Richard Director Neutral 52.5 - 0.00% -
May 16, 2022 HOWARD IVAN Director Neutral 52.5 - 0.00% -
May 16, 2022 Fischer Frank M Director Neutral 52.5 - 0.00% -
Apr 26, 2022 VAN DICK STEVEN M CFO Neutral 52.5 - 0.00% -
Apr 26, 2022 FOSTER STEVEN M CEO Neutral 52.5 - 0.00% -
Apr 26, 2022 Hochschuler Stephen Director Neutral 52.5 - 0.00% -
Apr 26, 2022 WEIGLE ROBERT K Director Neutral 52.5 - 0.00% -
Apr 26, 2022 GINN RICHARD Chief Technology Officer Neutral 52.5 - 0.00% -
Apr 26, 2022 Zuhlke Ventures AG 10% Owner Neutral 52.5 - 0.00% -
Apr 26, 2022 Ferrari Richard Director Neutral 52.5 - 0.00% -
Apr 26, 2022 Fischer Frank M Director Neutral 52.5 - 0.00% -
Apr 26, 2022 HOWARD IVAN Director Neutral 52.5 - 0.00% -