Matinas BioPharma Holdings, Inc. (MTNB)
Data as of , from SEC Form 4 filings.
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Adam K. Stern - 10% OwnerOther$59K- Adam K. Stern - 10% OwnerOther$121K
- Adam K. Stern - 10% Owner
About Matinas BioPharma Holdings, Inc. (MTNB)
Matinas BioPharma Holdings, Inc. files with the SEC under CIK 0001582554 and is classified as pharmaceutical preparations. It is grouped with Health Care companies on this site.
MTNB Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 2 | 975,045 | |
| Other acquisition / disposition | 11 | 7,876,059 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
MTNB insider transactions (Form 4)
132 Form 4 filings on record, the earliest from Aug 13, 2026, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Adam K. Stern - 10% Owner | Other | Common Stock, par value $0.0001 per share | 92,100 | $0.64 footnote F2 | $59K | |
| Adam K. Stern - 10% Owner | Other | Common Stock, par value $0.0001 per share | 344,710 | $0.35 footnote F2 | $121K | |
| Adam K. Stern - 10% Owner | Other | Common Stock, par value $0.0001 per share | 630,335 | $0.35 footnote F2 | $221K | |
| Adam K. Stern - 10% Owner | Other | Warrants to Purchase Common Stock | 800,000 | $0.64 | $516K | |
| Adam K. Stern - 10% Owner | Other | Series C Convertible Preferred Stock | 265 | $0.59 | $155 | |
| Adam K. Stern - 10% Owner | Other | Warrants to Purchase Common Stock | 92,100 | $0.64 | $59K | |
| Adam K. Stern - 10% Owner | Other | Warrants to Purchase Common Stock | 630,335 | $0.35 | $221K | |
| Adam K. Stern - 10% Owner | Grant or award | Warrants to Purchase Common Stock | 630,335 | $0.35 | $221K | |
| Adam K. Stern - 10% Owner | Other | Warrants to Purchase Common Stock | 344,710 | $0.35 | $121K | |
| Adam K. Stern - 10% Owner | Grant or award | Warrants to Purchase Common Stock | 344,710 | $0.35 | $121K | |
| Adam K. Stern - 10% Owner | Other | Warrants to Purchase Common Stock | 141,462 | $0.35 | $50K | |
| ||||||
| Sanitam Partners LLC - 10% Owner | Other | Series C Convertible Preferred Stock | 1,406 | $0.59 | $824 | |
| Sanitam Partners LLC - 10% Owner | Other | Warrants to Purchase Common Stock | 4,798,636 | $0.64 | $3.09M | |
MTNB insider trading FAQ
What is the latest insider trade for MTNB?
Matinas BioPharma Holdings, Inc. (MTNB) had 2 insider filings in the last 90 days, with the most recent on 2026-08-13. The full record for MTNB runs to 2 Form 4 filings, the earliest from 2026-08-13. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying MTNB stock?
No insider purchases of MTNB were filed in the last 90 days.
How many insiders are selling MTNB stock?
No insider sales of MTNB were filed in the last 90 days.
Where can I see MTNB SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects MTNB Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
2The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Adam K. Stern view on EDGAR
- - Sanitam Partners LLC view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Health Care
- Where MTNB's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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