AgomAb Therapeutics AGMB Insider Ownership

NASDAQ AGMB
$6.95 -0.61 (-8.01%)
As of: Nov 10, 2026 · 12:02 PM EST

Insider Holdings by Owner

56.82K Shares
David R Epstein25.00K44.0%
Tim Jasper Knotnerus21.82K38.4%
Pierre Thadee Victor Kemula10.00K17.6%

Insider Ownership Statistics

as of 31 Dec, 2026
Insider Ownership
0.455%
Shares Held by Insiders
56.82K
filed for Dec 2026
Shares Outstanding
12.50Mn
12,500,000 shares
Direct Holdings
56.82K
Indirect: 0
Net Open-Market Trades
0
no open-market trades in Sep 2026
Insiders Holding Shares
3
with Form 4 holdings on file

Shares Owned by Insiders

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

Open-Market Insider Trades

Bought Sold
Latest quarter —
Net over range —
Net-buying quarters —

Insider Ownership Summary

In the last 12 months, insiders at AgomAb Therapeutics made open-market purchases of $356,470 (41K shares) and sold no shares on the open market.

Form 4 Holdings

Insiders Holding AGMB

Insiders 3
Shares held 56.82K
Of outstanding 0.455%
# Insider Position Direct Indirect Total Share of Insiders Last Filed
1 David R Epstein Director 25,000 0 25,000 44.0% 22 Oct, 2026
2 Tim Jasper Knotnerus Chief Executive Officer 21,823 0 21,823 38.4% 07 Oct, 2026
3 Pierre Thadee Victor Kemula Chief Financial Officer 10,000 0 10,000 17.6% 07 Oct, 2026

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

12 Insider Transactions

Source SEC Form 4
Latest quarter Dec 2026
Download Data
Date Insider Position Transaction Shares Price Value Shares Held After Ownership
21 Oct, 2026 David R Epstein Director Acquired P 5,000 $8.86 $44.30K 20,000 Direct
21 Oct, 2026 David R Epstein Director Acquired P 5,000 $8.90 $44.50K 25,000 Direct
08 Oct, 2026 David R Epstein Director Acquired P 5,000 $8.90 $44.50K 15,000 Direct
06 Oct, 2026 Pierre Thadee Victor Kemula Chief Financial Officer Acquired P 3,000 $8.67 $26.01K 3,000 Direct
05 Oct, 2026 David R Epstein Director Acquired P 5,000 $8.57 $42.85K 5,000 Direct
05 Oct, 2026 Tim Jasper Knotnerus Chief Executive Officer Acquired P 6,000 $8.48 $50.88K 16,823 Direct
06 Oct, 2026 David R Epstein Director Acquired P 5,000 $8.70 $43.50K 10,000 Direct
06 Oct, 2026 Tim Jasper Knotnerus Chief Executive Officer Acquired P 5,000 $8.70 $43.50K 21,823 Direct
06 Oct, 2026 Pierre Thadee Victor Kemula Chief Financial Officer Acquired P 5,000 $8.57 $42.85K 8,000 Direct
06 Oct, 2026 Pierre Thadee Victor Kemula Chief Financial Officer Acquired P 2,000 $8.54 $17.08K 10,000 Direct
11 Sep, 2026 Naimish Patel Director Acquired A 56,328 $0.00 $0 56,328 Direct
11 Sep, 2026 Marino Garcia Director Acquired A 57,482 $0.00 $0 57,482 Direct