MATINAS BIOPHARMA HLDGS INC (MTNB) is held by 19 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is GEODE CAPITAL MANAGEMENT, LLC as of Q1 2026.

Are institutions buying or selling MTNB?

In Q1 2026, 6 institutions opened or increased positions in MATINAS BIOPHARMA HLDGS INC while 9 reduced or exited — a net selling quarter.

What is the Smart Money Verdict on MTNB?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for MATINAS BIOPHARMA HLDGS INC.

How many hedge funds hold MTNB?

19 institutional investors report holding MATINAS BIOPHARMA HLDGS INC (MTNB) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into MTNB?

As of Q1 2026, tracked institutions in MATINAS BIOPHARMA HLDGS INC show 6 buyers versus 9 sellers — net outflows.

MATINAS BIOPHARMA HLDGS INC

MTNB·576810303·US·Common Stock·Healthcare - Biotechnology-Activist

Holders

Avg rating(5 Elite)

$153,003

Total Value

40% (22)

Fund Consensus

6 buying - 9 selling

Smart Money Verdict

View all

Held by 19 funds

5 elite

Who's Trading

ActivistHEHezbay Holdings LLC9.5%Jul 14, 2026

ActivistHIHIGHBRIDGE CAPITAL MANAGEMENT, LLC0.0%Nov 14, 2025

ActivistHEHezbay Holdings LLC5.0%Sep 25, 2025

ActivistLDLazar David E.9.8%Aug 19, 2025

ActivistP&Pembroke & Partners LLC10.0%Apr 10, 2025

ActivistSASanitam Partners LLC10.0%Apr 10, 2025

View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
GEODE CAPITAL MANAGEMENT, LLC	Increased	65,170(+16.4%)	$32,590	0.0%	-96.54%	16
CITADEL ADVISORS LLC	Decreased	51,698(-21.4%)	$25,849	0.0%	+31.03%	0
BlackRock, Inc.	Unchanged	49,650	$24,825	0.0%	+46.15%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	New	40,110	$20,055	0.0%	+26.67%	29
RENAISSANCE TECHNOLOGIES LLC	Decreased	28,570(-1.4%)	$14,285	0.0%	+4.45%	0
XTX Topco Ltd	Increased	20,706(+22.5%)	$10,353	0.0%	+30.20%	21
VFVANGUARD FIDUCIARY TRUST CO	New	18,277	$9,139	0.0%	+26.67%	26
STATE STREET CORP	Unchanged	15,322	$7,661	0.0%	-92.69%	0
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Decreased	14,328(-32.1%)	$7,164	0.0%	+31.03%	0
VGVanguard Global Advisers, LLC	New	1,338	$669	0.0%	+26.67%	17
MORGAN STANLEY	Decreased	344(-38.7%)	$172	0.0%	-77.91%	0
UBS Group AG	Decreased	184(-69.7%)	$92	0.0%	-17.27%	0
WELLS FARGO & COMPANY/MN	Unchanged	102	$51	0.0%	-89.84%	0
JONES FINANCIAL COMPANIES LLLP	Unchanged	60	$34	0.0%	-17.39%	0
Steward Partners Investment Advisory, LLC	Unchanged	61	$31	0.0%	-97.83%	0
OSAIC HOLDINGS, INC.	Unchanged	50	$25	0.0%	-98.20%	0
FMR LLC	New	7	$4	0.0%	+26.67%	17
Farther Finance Advisors, LLC	Decreased	5(-98.8%)	$3	0.0%	-59.66%	0
MAI Capital Management	Unchanged	2	$1	0.0%	-17.39%	0
Virtu Financial LLC	Exited	0(-100.0%)	$9,000	0.0%	+3.45%	0