Matinas BioPharma Holdings MTNB Insider Ownership

NYSE MTNB
$2.86 +0.33 (+12.85%)
As of: Sep 29, 2026 · 3:59 PM EDT

Insider Holdings by Owner

5.81K Shares

Insider Ownership Statistics

as of 30 Sep, 2026
Insider Ownership
0.091%
▼-1.91% pp QoQ
Shares Held by Insiders
5.81K
filed for Sep 2026
▼-95.47% QoQ
Shares Outstanding
6.41Mn
6,406,191 shares
Direct Holdings
5.81K
Indirect: 0
Net Shares Traded (QoQ)
-122.39K
net selling in Sep 2026
Insiders Holding Shares
1
with Form 4 holdings on file

Shares Owned by Insiders

Shares held % of outstanding
Latest —
Average ownership —
Peak ownership —

Shares Purchased/Sold by Insiders

Bought Sold
Latest quarter —
Net over range —
Buying quarters —

Insider Ownership Summary

Quarter ending 30 Sep, 2026

Matinas BioPharma Holdings's three largest insider shareholders as of September 29, 2026 are Matthew Wikler (Director, 5.81K shares).

Form 4 Holdings

Insiders Holding MTNB

Insiders 1
Shares held 5.81K
Of outstanding 0.091%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 Matthew Wikler Director 5,809 0 5,809 100.0% 03 Jan, 2022

Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.

Form 4 Filings

216 Insider Transactions

Source SEC Form 4
Latest quarter Sep 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
10 Jun, 2026 Partners Llc Sanitam TenPercentOwner Disposed J 1,406 $0.59 $824 0 Direct
10 Jun, 2026 Partners Llc Sanitam TenPercentOwner Disposed J 4,798,636 $0.64 $3.09Mn 0 Direct
30 Apr, 2025 Jerome D Jabbour President And Ceo Acquired A 70,100 $0.00 $0 70,100 Direct
30 Apr, 2025 Robin L Smith Director Acquired A 11,600 $0.00 $0 11,600 Direct
30 Apr, 2025 Edward Neugeboren Director Acquired A 11,600 $0.00 $0 11,600 Direct
30 Apr, 2025 An Evelyn D Director Acquired A 11,600 $0.00 $0 11,600 Direct
30 Apr, 2025 Keith Murphy Director Acquired A 11,600 $0.00 $0 11,600 Direct
15 Dec, 2023 Theresa Matkovits Chief Development Officer Acquired A 1,300,000 $0.00 $0 26,000 Direct
15 Dec, 2023 Thomas Hoover Chief Business Officer Acquired A 1,000,000 $0.00 $0 20,000 Direct
15 Dec, 2023 Hui Liu Chief Technology Officer Acquired A 1,000,000 $0.00 $0 20,000 Direct
15 Dec, 2023 James J. Iii Ferguson Chief Medical Officer Acquired A 1,200,000 $0.00 $0 24,000 Direct
15 Dec, 2023 Keith A Kucinski Chief Financial Officer Acquired A 1,000,000 $0.00 $0 20,000 Direct
15 Dec, 2023 Jerome D Jabbour President And Ceo Acquired A 3,500,000 $0.00 $0 70,000 Direct
01 Nov, 2023 Natasha Giordano Director Acquired A 437,244 $0.00 $0 8,745 Direct
01 Nov, 2023 Eric J Ende Director Acquired A 437,244 $0.00 $0 8,745 Direct
01 Nov, 2023 Kathryn Penkus Corzo Director Acquired A 437,244 $0.00 $0 8,745 Direct
01 Nov, 2023 James S Scibetta Director Acquired A 437,244 $0.00 $0 8,745 Direct
01 Nov, 2023 Matthew Wikler Director Acquired A 437,244 $0.00 $0 8,745 Direct
01 Nov, 2023 Herbert J Conrad Director Acquired A 437,244 $0.00 $0 8,745 Direct
20 Dec, 2022 Theresa Matkovits Chief Development Officer Acquired A 625,000 $0.00 $0 12,500 Direct