Matinas BioPharma Holdings, Inc. (MTNB)
- Sector
- Healthcare
- Industry
- Biotechnology
- Last price
- $1.91
- As of
Kresmion compiles this page from MTNB's SEC filings, its 13F institutional holders and the market events Kresmion detects, each linked to its source.
Matinas BioPharma Holdings, Inc. (MTNB): 2 institutional managers tracked by Kresmion reported non-option positions in their 2026Q2 Form 13F filings, and the most recent SEC filing on record for the company is a Form 8-K filed 2026-09-28.
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Preview the MTNB dossierActive events for MTNB
- high13F: large reduction
CITADEL ADVISORS LLC cut 76% of MTNB (2026Q2)
- high13F: large increase
RENAISSANCE TECHNOLOGIES LLC added +149% to MTNB (2026Q2)
- mediumEarnings above estimates
Q2-2024: Beat consensus by 21.6% - EPS $-1 vs $-1.275 estimate
- mediumEarnings above estimates
Beat consensus by 21.6% - EPS $-1 vs $-1.275 estimate
- mediumEarnings above estimates
Q3-2024: Beat consensus by 21.0% - EPS $-0.85 vs $-1.0761 estimate
FREE, NO ACCOUNT
Every event on MTNB, as it fires
You are seeing 5 of 6 events recorded on MTNB since 2026-06-04.
The five above landed across 3 days. The other 1 were recorded on those same days.
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Largest reported share positions in MTNB (2026Q2)
| Manager / security | Market value | % portfolio | QoQ |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLCCUSIP 576810303 · 2026Q2 | $43K | 0.00% | , |
| CITADEL ADVISORS LLCCUSIP 576810303 · 2026Q2 | $9K | 0.00% | , |
Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.
Recent SEC filings, MTNB
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-QSEC EDGAR ↗
- 8-KSEC EDGAR ↗
- 10-KSEC EDGAR ↗
MTNB against its peers
MTNB's return on equity of -214.2% ranks in the 37th percentile of 14 Biotechnology sub-industry peers, fiscal periods ending between 2025-03-31 and 2026-06-30.
| Metric | MTNB | Peer median | Percentile | n |
|---|---|---|---|---|
| Revenue FY | n/a | 1.7M | n/a | 6 |
| Gross margin | n/a | 55.7% | n/a | 5 |
| Operating margin | n/a | -1529.7% | n/a | 6 |
| Net margin | n/a | -1291.7% | n/a | 6 |
| Return on equity | -214.2% | -202.2% | 37 | 14 |
Peers (20): BRTX, CPMV, KAPA, GOVX, REVB, OGEN, CASIF, AGTX, ONCO, GNPX, VRAX, PPCB, SLXN, PPBT, ACUT, ISCO, VBIO, ABPO, CLDI, DCOY. Left out: XRTX (no annual filing), ELAB (no annual filing), LABT (no annual filing), GPLL (period gap), BIXT (no annual filing). Fiscal periods ending between 2025-03-31 and 2026-06-30. Every figure is one full fiscal year read from one annual filing (MTNB: 10-K), reported in USD. Nothing is trailing twelve months and nothing is converted between currencies. Source: SEC EDGAR XBRL company facts (public domain); prices from Kresmion's daily equity market-data snapshot. Open the full comparison.
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