Security key
576810303
Matinas BioPharma Holdings, Inc. - Common Stock, $0.0001 par value per share (MTNB)
CUSIP: 576810303
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common Stock, $0.0001 par value per share
- Total 13F shares
- 320,149
- Total 13F value
- $166,481
- Share change
- -49,324
- SEC-reported price per share
- $0.52
- Number of holders
- 23
- Value change
- -$25,649
- Number of buys
- 11
- Number of sells
- 4
- Shares outstanding
- 13,694,843
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
23
Top holders
10
MTNB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Matinas BioPharma Holdings, Inc. SEC filings
Matinas BioPharma Holdings, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 576810303
Recent filing periods:
Ownership snapshot
Top reported holders of MTNB - Matinas BioPharma Holdings, Inc. - Common Stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
111 Equity Group
Disclosed value leader
111 Equity Group
Comparable rows
15/15
Latest evidence
13 Feb 2025
13D/G
13F
Lead comparable stake: 3.6%
13D/G row: 111 Equity Group
Showing 1-6 of 15 holder rows.
Quick read
111 Equity Group leads the comparable SEC ownership view at 3.6%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens 111 Equity Group's linked filing trail.
Comparable ownership
Top 5
111 Equity Group
3.6%
VANGUARD GROUP INC
0.78%
Sargent Investment Group, LLC
0.47%
BlackRock, Inc.
0.36%
GEODE CAPITAL MANAGEMENT, LLC
0.32%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| 111 Equity Group |
13D/G
111 Equity Group LLC
|
3.6%
|
$110,183
183,639 shares
|
-$47,617 | 13 Feb 2025 |
| VANGUARD GROUP INC |
13F
Company
|
0.78%
|
$54,312
106,494 shares
|
— | 31 Dec 2024 |
| Sargent Investment Group, LLC |
13F
Company
|
0.47%
|
$38,385
64,200 shares
|
— | 31 Dec 2024 |
| BlackRock, Inc. |
13F
Company
|
0.36%
|
$25,322
49,650 shares
|
— | 31 Dec 2024 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.32%
|
$22,174
43,467 shares
|
— | 31 Dec 2024 |
| Holos Integrated Wealth LLC |
13F
Company
|
0.24%
|
$16,565
32,480 shares
|
— | 31 Dec 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
23
Shares
320,149
Rows available
23
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2025 vs Q1 2026 Across Filers
Q1 2026 holders
28
Q1 2025 holders
23
Holder diff
-5
| Investor | Q1 2026 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend