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Matinas BioPharma Holdings, Inc.

MTNB
Exchange
NYSE
Industry
Pharmaceutical Preparations
SEC CIK
0001582554

No open-market purchases or sales by Matinas BioPharma Holdings, Inc. insiders were filed in the last 90 days; 25 institutions reported holding it in 13F filings for Q2 2026, worth $199.2K in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in Matinas BioPharma Holdings, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
30
+2 vs. Q3 2025
Shares held
442.5K
+112.4K (+34.0%) vs. Q3 2025
Total value
$260.3K
−$357.4K (−57.9%) vs. Q3 2025
New holders
8
4 more added
Sold out
6
2 more reduced

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MTNB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 30 institutions
Q1 2021: 80 institutionsQ2 2021: 67 institutionsQ3 2021: 67 institutionsQ4 2021: 66 institutionsQ1 2022: 56 institutionsQ2 2022: 50 institutionsQ3 2022: 55 institutionsQ4 2022: 57 institutionsQ1 2023: 51 institutionsQ2 2023: 51 institutionsQ3 2023: 47 institutionsQ4 2023: 52 institutionsQ1 2024: 42 institutionsQ2 2024: 48 institutionsQ3 2024: 18 institutionsQ4 2024: 22 institutionsQ1 2025: 25 institutionsQ2 2025: 24 institutionsQ3 2025: 28 institutionsQ4 2025: 30 institutionsQ1 2026: 28 institutionsQ2 2026: 25 institutions
Value heldQ4 2025: $260.3K
Q1 2021: $41.7MQ2 2021: $29.2MQ3 2021: $33.5MQ4 2021: $27.4MQ1 2022: $20.3MQ2 2022: $21.5MQ3 2022: $18.0MQ4 2022: $13.6MQ1 2023: $12.6MQ2 2023: $9.31MQ3 2023: $3.37MQ4 2023: $5.61MQ1 2024: $6.91MQ2 2024: $6.15MQ3 2024: $1.97MQ4 2024: $194.1KQ1 2025: $166.5KQ2 2025: $254.1KQ3 2025: $617.7KQ4 2025: $260.3KQ1 2026: $177.3KQ2 2026: $199.2K
Institutions holding MTNB and their total value by quarter
QuarterHoldersValue
Q2 202625$199.2K
Q1 202628$177.3K
Q4 202530$260.3K
Q3 202528$617.7K
Q2 202524$254.1K
Q1 202525$166.5K
Q4 202422$194.1K
Q3 202418$1.97M
Q2 202448$6.15M
Q1 202442$6.91M
Q4 202352$5.61M
Q3 202347$3.37M
Q2 202351$9.31M
Q1 202351$12.6M
Q4 202257$13.6M
Q3 202255$18.0M
Q2 202250$21.5M
Q1 202256$20.3M
Q4 202166$27.4M
Q3 202167$33.5M
Q2 202167$29.2M
Q1 202180$41.7M

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Matinas BioPharma Holdings, Inc.; share changes are against Q3 2025.

Institutions holding MTNB in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Citadel Advisors LLC65,734$38.5K0.00%+65,734New
Vanguard Group Inc59,725$35.0K0.00%00.0%Unchanged
Geode Capital Management, LLC55,970$32.8K0.00%00.0%Unchanged
BlackRock, Inc.49,650$29.1K0.00%00.0%Unchanged
DRW Securities, LLC46,374$27.2K0.00%+46,374New
Holos Integrated Wealth LLC32,480$20.1K0.01%00.0%Unchanged
Renaissance Technologies LLC28,970$17.0K0.00%+700+2.5%Added
Susquehanna International Group, LLP21,113$12.4K0.00%+21,113New
XTX Topco Ltd16,909$9.91K0.00%+16,909New
Jane Street Group, LLC15,899$9.32K0.00%+15,899New
Virtu Financial LLC15,569$9.00K0.00%+15,569New
State Street Corp15,322$8.98K0.00%00.0%Unchanged
Sargent Investment Group, LLC12,720$7.45K0.00%−23,900−65.3%Reduced
Tower Research Capital LLC (TRC)2,861$1.68K0.00%+1,415+97.9%Added
Bank of America Corp991$5810.00%+12+1.2%Added
UBS Group AG607$3560.00%+407+203.5%Added
Morgan Stanley561$3280.00%00.0%Unchanged
Farther Finance Advisors, LLC422$2470.00%00.0%Unchanged
Costello Asset Management, INC200$1170.00%00.0%Unchanged
Wells Fargo & Company102$600.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC61$360.00%00.0%Unchanged
Jones Financial Companies LLLP60$350.00%00.0%Unchanged
EverSource Wealth Advisors, LLC60$350.00%00.0%Unchanged
Advisor Group Holdings, Inc.50$280.00%−160−76.2%Reduced
Vision Financial Markets LLC40$240.00%00.0%Unchanged
Rothschild Investment LLC14$80.00%00.0%Unchanged
SBI Securities Co., Ltd.11$60.00%00.0%Unchanged
SageView Advisory Group, LLC10$60.00%+10New
MAI Capital Management2$20.00%00.0%Unchanged
Motiv8 Investments LLC4$00.00%+4New
Northern Trust Corp0$00.00%−22,594−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−12,560−100.0%Sold out
HRT Financial LP0$00.00%−10,784−100.0%Sold out
Citigroup Inc0$00.00%−1,260−100.0%Sold out
Rockefeller Capital Management L.P.0$00.00%−500−100.0%Sold out
FMR LLC0$00.00%−5−100.0%Sold out