Security Snapshot

Tenon Medical, Inc. - Common Stock, par value $0.001 per share (TNON) Institutional Ownership

CUSIP: 88066N303

13F Institutional Holders and Ownership History from Q3 2024 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

17

Shares (Excl. Options)

968,615

Price

$0.33

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
+601,184
Value change
+$195,883
Number of holders
17
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
546,086
SEC-reported price per share
$0.20
Insider filing price
$0.20
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • TNON - Tenon Medical, Inc. - Common Stock, par value $0.001 per share is tracked under CUSIP 88066N303.
  • 17 institutions reported positions in Q2 2026.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 12 to 17 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $266,656 to $315,418.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 17 institutions filings for Q2 2026.

Open SEC evidence

Security key

88066N303

Latest holder period

Q2 2026

13F holders

17

13D/G owners

3

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
3
Security
TNON
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
SiVantage Inc. 12% $1,095,046 986,528 SiVantage Inc. 01 Aug 2025
INTRACOASTAL CAPITAL, LLC 5% $565,812 912,600 Mitchell P. Kopin 29 Jun 2026
ARMISTICE CAPITAL, LLC 10% $15,821 54,554 Armistice Capital, LLC 30 Jun 2026

As of 30 Jun 2026, 17 institutional investors reported holding 968,615 shares of Tenon Medical, Inc. - Common Stock, par value $0.001 per share (TNON). This represents 177% of the company’s total 546,086 outstanding shares.

13F concentration

Top 17 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
177%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Warberg Asset Management LLC 79% 430,407 0.04% $140,442
ARMISTICE CAPITAL, LLC 32% 172,105 0% $56,158
HRT FINANCIAL LP 15% 84,605 0% $27,000
GEODE CAPITAL MANAGEMENT, LLC 15% 80,566 -52% 0% $26,288
VANGUARD CAPITAL MANAGEMENT LLC 13% 71,715 0% 0% $23,379
VANGUARD FIDUCIARY TRUST CO 8.2% 44,628 0% 0% $14,549
SBI Securities Co., Ltd. 7.3% 39,725 +0.01% 0% $12,962
NORTHERN TRUST CORP 5.7% 31,043 +72% 0% $10,129
Spectrum Asset Management, Inc. (NB/CA) 2% 10,650 0% 0% $3,476
CITIGROUP INC 0.32% 1,730 -82% 0% $564
Tower Research Capital LLC (TRC) 0.17% 915 -0.11% 0% $299
FIDUCIARY FINANCIAL ADVISORS 0.03% 190 0% $62
MORGAN STANLEY 0.03% 188 0% 0% $61
Clear Street Group Inc. 0.02% 100 0% $33
BNP PARIBAS FINANCIAL MARKETS 0% 24 0% 0% $8
Allworth Financial LP 0% 20 0% 0% $7
UBS Group AG 0% 4 -100% 0% $1

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
8
Latest
Q2 2026
Rows shown
1-8 of 8
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 968,615 $315,418 +$195,883 $0.33 17
2026 Q1 367,431 $266,656 -$85,593 $0.73 12
2025 Q4 431,629 $411,229 +$159,241 $0.95 17
2025 Q3 264,736 $312,387 +$165,661 $1.18 14
2025 Q2 124,353 $121,538 -$120,969 $0.98 11
2025 Q1 152,608 $321,543 +$147,001 $2.11 14
2024 Q4 86,660 $162,506 +$140,316 $1.88 11
2024 Q3 11,473 $48,645 +$48,539 $4.24 7
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