SINTX Technologies Inc is an advance ceramics company that develops, manufactures, and commercializes silicon nitride biomaterials, composites, devices, and related technologies for medical and other high-value applications. It provides biomedical solutions for medical devices specializing in silicon nitride (Si3N4) for musculoskeletal and antipathogenic applications. It also manufactures silicon nitride parts for customers in the electrical, aerospace, and other industrial sectors. The company is a globalised leader in the research, development, and manufacturing of silicon nitride, and its products have been implanted in humans. The Company operates as one operating segment.
No Form 4 activity for SINT in the last 90 days.
20 Form 4 filings on record, the earliest from Apr 22, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Robert Ryan Elmore - Officer | Grant or award | Common Stock | 4,910 | $2.89 | $14K | |
| Robert Ryan Elmore - Officer | Grant or award | Restricted Stock Units | 107,143 | $0.00 | - | |
| Christopher Michael Lyons - Director | Open-market purchase | Common Stock | 758 | $2.96 | $2K | |
| Christopher Michael Lyons - Director | Open-market purchase | Common Stock | 7,534 | $2.90 | $22K | |
| Open-market purchase | Common Stock | 1,000 | $2.91 | $3K | ||
| Mark Lewis Anderson - Director | Open-market purchase | Common Stock | 3,000 | $3.02 | $9K | |
| Kevin Trask - Officer | Grant or award | Restricted Stock Units | 60,000 | $0.00 | - | |
| Eric K. Olson - Officer | Grant or award | Restricted Stock Units | 100,000 | $0.00 | - | |
| Gregg R. Honigblum - Officer | Grant or award | Restricted Stock Units | 75,000 | $0.00 | - | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 3,200 | $4.28 | $14K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $4.24 | $21K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.95 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.94 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $4.00 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $4.07 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $4.02 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.94 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.91 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.91 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.91 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.88 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.86 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.91 | $20K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.77 | $19K | |
| Gregg R. Honigblum - Officer | Grant or award | Common Stock | 53,867 | $0.00 | - | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.20 | $16K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.18 | $16K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 5,800 | $3.40 | $20K | |
| Kevin Trask - Officer | Grant or award | Restricted Stock Units | 70,000 | $0.00 | - | |
| Open-market purchase | Common Stock | 3,000 | $3.59 | $11K | ||
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.60 | $18K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.66 | $18K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.70 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.68 | $18K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.74 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.73 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.69 | $18K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.72 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.75 | $19K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 5,000 | $3.73 | $19K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 3,500 | $3.37 | $12K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 5,000 | $3.69 | $18K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 775 | $3.64 | $3K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 1,200 | $3.67 | $4K | |
| Mark Lewis Anderson - Director | Open-market purchase | Common Stock | 10,000 | $3.30 | $33K | |
| Mark Lewis Anderson - Director | Open-market purchase | Common Stock | 5,000 | $2.36 | $12K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 236 | $1.73 | $408 | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 3,000 | $1.95 | $6K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 8,257 | $1.94 | $16K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 3,000 | $1.93 | $6K | |
| Eric K. Olson - Officer | Open-market purchase | Common Stock | 7 | $1.98 | $14 | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 3,000 | $1.76 | $5K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 3,000 | $1.77 | $5K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 3,808 | $1.77 | $7K | |
| Gregg R. Honigblum - Officer | Open-market purchase | Common Stock | 192 | $1.79 | $344 |
Sintx Technologies, Inc. (SINT) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-04-14. The full record for SINT runs to 20 Form 4 filings, the earliest from 2025-04-22. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of SINT were filed in the last 90 days. 48 purchases are on record for this company.
No insider sales of SINT were filed in the last 90 days.
This page tracks SINT Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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