MATINAS BIOPHARMA HOLDINGS I (MTNB) Institutional Ownership and Insiders Activity

MATINAS BIOPHARMA HOLDINGS I (MTNB) is widely held by institutional investors, with 23 firms reporting positions valued at approximately $199,183 based on SEC Form 13F filings for the quarter ended June 30, 2026.

Renaissance Technologies LLC is the largest disclosed holder, reporting approximately $43,476 in MTNB holdings in its latest filing.

Recent insider activity includes 4 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.