Sintx Technologies, Inc.
Sintx Technologies, Inc. (SINT) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SINT · as of Sep 30, 2025
Ownership Breakdown
24
Institutional Holders
▲ 9 vs Q2
$2.12M
Total Inst. Value
▲ $1.60M vs Q2
2.77M
Shares Outstanding
freeFloat 80.12%
518,067
13F Shares Held
▲ 356,078 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SINT largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
DRW SECURITIES, LLC surgical & medical instruments & apparatus | 110.4K | 3.72% | 3.72% | $451.35M | Nov 14, 2025 | NEW |
VIRTUS WEALTH SOLUTIONS LLC surgical & medical instruments & apparatus | 94.9K | 3.20% | 3.20% | $388.26M | Nov 12, 2025 | NEW |
COMMONWEALTH EQUITY SERVICES, LLC surgical & medical instruments & apparatus | 94.9K | 3.20% | 3.20% | $388.00M | Oct 22, 2025 | NEW |
VERACITY CAPITAL LLC surgical & medical instruments & apparatus | 79.9K | 2.70% | 2.70% | $326.91M | Oct 8, 2025 | ▲ 7.5K |
VANGUARD GROUP INC surgical & medical instruments & apparatus | 30.4K | 1.03% | 1.03% | $124.46M | Nov 7, 2025 | — held |
RENAISSANCE TECHNOLOGIES LLC surgical & medical instruments & apparatus | 27.6K | 92.97% | 92.97% | $112.69M | Nov 13, 2025 | NEW |
HRT FINANCIAL LP surgical & medical instruments & apparatus | 18.3K | 61.79% | 61.79% | $74.00M | Nov 14, 2025 | NEW |
GEODE CAPITAL MANAGEMENT, LLC surgical & medical instruments & apparatus | 17.4K | 58.58% | 58.58% | $71.00M | Nov 12, 2025 | ▲ 2.0K |
BROADWAY WEALTH SOLUTIONS, INC. surgical & medical instruments & apparatus | 15.0K | 50.62% | 50.62% | $61.35M | Nov 10, 2025 | NEW |
CITADEL ADVISORS LLC surgical & medical instruments & apparatus | 13.5K | 45.53% | 45.53% | $55.19M | Nov 14, 2025 | ▼ 21.6K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
5
Increased
+9.7K shares11
New Positions
first time holders2
Decreased
−21.6K shares2
Sold Out
fully exitedNet shares change (top 50)
11.9K
+9.7K / −21.6K
Net new holders
+12
11 new / 2 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SINT insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
1
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Elmore Robert Ryan President | Apr 13, 2026 | Award | 4,910 | $2.88 | $14.2K | 4.9K | Form 4 ↗ |
Elmore Robert Ryan President | Mar 16, 2026 | Award | 107,143 | — | — | 107.1K | Form 4 ↗ |
Lyons Christopher Michael director | Mar 2, 2026 | Purchase | 7,534 | $2.90 | $21.8K | 8.3K | Form 4 ↗ |
Lyons Christopher Michael director | Feb 25, 2026 | Purchase | 758 | $2.96 | $2.2K | 758 | Form 4 ↗ |
MOYES JAY M director | Feb 23, 2026 | Purchase | 1,000 | $2.91 | $2.9K | 4.0K | Form 4 ↗ |
Anderson Mark Lewis director | Feb 18, 2026 | Purchase | 3,000 | $3.02 | $9.1K | 18.0K | Form 4 ↗ |
Trask Kevin Chief Financial Officer | Feb 6, 2026 | Award | 60,000 | — | — | 100.0K | Form 4 ↗ |
Olson Eric K. Chairman, President and CEO | Feb 6, 2026 | Award | 100,000 | — | — | 160.0K | Form 4 ↗ |
Honigblum Gregg R. Chief Investment Officer | Feb 6, 2026 | Award | 75,000 | — | — | 133.0K | Form 4 ↗ |
Honigblum Gregg R. Chief Investment Officer | Dec 8, 2025 | Purchase | 5,000 | $4.24 | $21.2K | 201.1K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Sintx Technologies, Inc. (SINT) is primarily owned by institutional investors, who hold approximately 18.7% of total shares outstanding. Company insiders own approximately 19.88%, while retail and public investors account for the remaining 61.44%.
The largest institutional shareholder of Sintx Technologies, Inc. is DRW SECURITIES, LLC, holding approximately 110,354 shares — equal to 3.72% of outstanding shares — as of September 30, 2025.
A total of 24 institutional investors currently hold SINT stock, with a combined institutional value of approximately $2,118,118 as of the most recent 13F filing period.
Frequently asked questions
SINT ownershipSintx Technologies, Inc. (SINT) is primarily owned by institutional investors, who hold approximately 18.7% of shares. The largest shareholder is DRW SECURITIES, LLC with a 3.72% stake. Company insiders hold 19.88%. Data sourced from SEC Form 13F as of September 30, 2025.