MATINAS BIOPHARMA HLDGS INC

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MTNB·576810303·US·equity·Healthcare - Biotechnology-Activist

MTNB (MATINAS BIOPHARMA HLDGS INC) is held by 16 institutional investors as of Q1 2026. Largest holders: GEODE CAPITAL MANAGEMENT, LLC ($32,590), CITADEL ADVISORS LLC ($25,849), BlackRock, Inc. ($24,825). Net institutional sentiment: Bearish.

16

Holders

Avg rating

$123,140

Total Value

25% (19)

Fund Consensus

3 buying - 9 selling

Smart Money Verdict

View all

40Weak MomentumConfirmed

Institutional (13F)36

Insider (Form 4)

No data

Activist (13D/13G)50

Congressional (STOCK Act)

No data

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See how MTNB's score breaks down across 4 SEC sources

Holder Quality

0

★★★★★

Elite

9

★★★★

Strong

9

★★★

Solid

0

★★

Below

1

★

Weak

Held by 16 funds

Who's Trading

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

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View all activist filings

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

Positions (16)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
GEODE CAPITAL MANAGEMENT, LLC	Increased	65,170(+16.4%)	$32,590	0.0%	-97.45%	16
CITADEL ADVISORS LLC	Decreased	51,698(-21.4%)	$25,849	0.0%	-3.45%	0
BlackRock, Inc.	Unchanged	49,650	$24,825	0.0%	+7.69%	0
RENAISSANCE TECHNOLOGIES LLC	Decreased	28,570(-1.4%)	$14,285	0.0%	-23.03%	0
XTX Topco Ltd	Increased	20,706(+22.5%)	$10,353	0.0%	-4.06%	21
STATE STREET CORP	Unchanged	15,322	$7,661	0.0%	-94.61%	0
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Decreased	14,328(-32.1%)	$7,164	0.0%	-3.45%	0
MORGAN STANLEY	Decreased	344(-38.7%)	$172	0.0%	-83.72%	0
UBS Group AG	Decreased	184(-69.7%)	$92	0.0%	-39.04%	0
WELLS FARGO & COMPANY/MN	Unchanged	102	$51	0.0%	-92.51%	0
JONES FINANCIAL COMPANIES LLLP	Unchanged	60	$34	0.0%	-39.13%	0
Steward Partners Investment Advisory, LLC	Unchanged	61	$31	0.0%	-98.40%	0
OSAIC HOLDINGS, INC.	Unchanged	50	$25	0.0%	-98.67%	0
FMR LLC	New	7	$4	0.0%	-6.67%	17
Farther Finance Advisors, LLC	Decreased	5(-98.8%)	$3	0.0%	-70.27%	0
MAI Capital Management	Unchanged	2	$1	0.0%	-39.13%	0
JANE STREET GROUP, LLC	Exited	0(-100.0%)	$9,317	0.0%	+3.45%	0
BANK OF AMERICA CORP /DE/	Exited	0(-100.0%)	$581	0.0%	+14.69%	0
Virtu Financial LLC	Exited	0(-100.0%)	$9,000	0.0%	+3.45%	0

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High Conviction Moves-Signal Convergence-Fund Consensus-Double-Down Signals

Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer