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Nasdaq · CIK 0001787518

DFNS T3 Defense Inc.

Insider trading from SEC Form 4. Last filing Apr 28, 2026. Close $6.01 on Oct 9, 2026, +54% from the 52-week low and -100% from the high.

In brief

T3 Defense Inc. (DFNS) has 19 SEC Form 4 filings on file from 6 insiders, the latest filed on Apr 28, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.

5 open-market trades have been scored at DFNS. The newest: Anastasiia Kotaieva (Chief Executive Officer) sold $939k of stock on Dec 22, 2025, filed Dec 31, 2025, scored 37 (weak).

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
6
with a Form 4 at this company

Price and insider trades, last year

DFNSOct 9, 2026 · close 6.01

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at T3 Defense Inc., scored.

ScoreInsiderValueHoldingsPrice contextFiled
37WeakAnastasiia Kotaieva
Chief Executive Officer
sell
$939k
211,208 shares
-16%-
48ModerateAnastasiia Kotaieva
Chief Executive Officer
sell
$609k
150,000 shares
-100%-
26WeakAnastasiia Kotaieva
Chief Executive Officer
sell
$500k
108,744 shares
-7%-
55ModerateAnastasiia Kotaieva
Chief Executive Officer
buy
$771k
319,952 shares
--
55ModerateAnastasiia Kotaieva
Chief Executive Officer
buy
$771k
319,952 shares
--

Transactions

Every row filed, 39 in all.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Apr 27, 2026Menachem Shalom
Chief Executive Officer
JOther
Common Stock
+4,174,399$0.51$2.1M7,616,409Apr 28, 2026
Apr 27, 2026Menachem Shalom
Chief Executive Officer
JOther
Common Stock
+67,009--7,683,418Apr 28, 2026
Apr 27, 2026Menachem Shalom
Chief Executive Officer
JOther
Stock Purchase Warrantderivative
+2,357,303--7,175,662Apr 28, 2026
Jan 29, 2026Menachem Shalom
CEO
XIn-the-money exercise
Common Stock $0.0001 par value per share
+200,000$1.50$300k3,442,010Jan 29, 2026
Jan 29, 2026Menachem Shalom
CEO
XIn-the-money exercise
Common Stock Purchase Warrantsderivative
+200,000$1.50$300k4,818,359Jan 29, 2026
Jan 16, 2026Menachem Shalom
CEO
JOther
Common Stock$0.0001 par value per share
+1,992,010$0.00$03,242,010Jan 20, 2026
Jan 15, 2026Menachem Shalom
CEO
JOther
Common Stock Purchase Warrantsderivative
+5,018,359$0.00$05,018,359Jan 20, 2026
Jan 13, 2026Menachem Shalom
CEO
AGrant or award
Call Option (to Purchase Common Stock and warrants)derivative
+1,752,593--1,752,593Jan 20, 2026
Dec 29, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per share
-75,000$4.09$307k75,000Dec 31, 2025
Dec 22, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-30,000$4.41$132k1,331,197Dec 31, 2025
Dec 30, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per share
-75,000$4.03$302k0Dec 31, 2025
Dec 23, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-70,000$4.57$320k1,261,197Dec 31, 2025
Dec 24, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-55,604$4.49$250k1,205,593Dec 31, 2025
Dec 26, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-55,604$4.26$237k1,149,989Dec 31, 2025
Dec 18, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-38,744$4.72$183k1,431,197Dec 22, 2025
Dec 19, 2025Anastasiia Kotaieva
Chief Executive Officer
SOpen-market sale
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-70,000$4.53$317k1,361,197Dec 22, 2025
Nov 13, 2025Reuven Yeganeh
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+10,000$0.00$020,000Nov 20, 2025
Nov 13, 2025David Rokach
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+5,000$0.00$015,000Nov 20, 2025
Nov 13, 2025Tomer Nagar
director
AGrant or award
Common Stock, $0.0001 par value per share
+5,000$0.00$015,000Nov 20, 2025
Nov 13, 2025Aviya Volodarsky
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+5,000$0.00$015,000Nov 20, 2025
Nov 13, 2025Menachem Shalom
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+750,000$0.00$01,250,000Nov 17, 2025
Oct 24, 2025Anastasiia Kotaieva
Chief Executive Officer
GGift
Common Stock, $0.0001 par value per shareindirect: X Group Fund of Funds Limited Partnership
-377,432$0.00$01,469,941Oct 24, 2025
Oct 8, 2025Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Common Stock, $0.0001 par value per shareindirect: See Footnote
+117,568--587,520Oct 10, 2025
Oct 9, 2025Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Common Stock, $0.0001 par value per shareindirect: See Footnote
+259,864--847,384Oct 10, 2025
Oct 9, 2025Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Common Stock, $0.0001 par value per shareindirect: See Footnote
+999,989--1,847,373Oct 10, 2025
Oct 7, 2025Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Warrantderivativeindirect: See Footnote 3
+1,000,000$0.00$1001,501,424Oct 10, 2025
Oct 8, 2025Anastasiia Kotaieva
Chief Executive Officer
XIn-the-money exercise
Warrantderivativeindirect: See Footnote 1
-150,000--1,351,424Oct 10, 2025
Oct 9, 2025Anastasiia Kotaieva
Chief Executive Officer
XIn-the-money exercise
Warrantderivativeindirect: See Footnote 2
-351,424--1,000,000Oct 10, 2025
Oct 9, 2025Anastasiia Kotaieva
Chief Executive Officer
XIn-the-money exercise
Warrantderivativeindirect: See Footnote 3
-1,000,000--0Oct 10, 2025
Dec 16, 2024Anastasiia Kotaieva
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+150,000$1.39$209k150,000Dec 23, 2024
Nov 8, 2024Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Common Stock, $0.0001 par value per shareindirect: See Footnote
+319,952$2.41$771k319,952Dec 23, 2024
Nov 8, 2024Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Warrantderivativeindirect: See Footnote
+351,424$2.41$847k351,424Dec 23, 2024
Dec 16, 2024Anastasiia Kotaieva
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+500,000$1.39$695k500,000Dec 20, 2024
Dec 16, 2024Reuven Yeganeh
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+10,000$1.39$14k10,000Dec 20, 2024
Dec 16, 2024Aviya Volodarsky
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+10,000$1.39$14k10,000Dec 20, 2024
Dec 16, 2024Menachem Shalom
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+500,000$1.39$695k500,000Dec 20, 2024
Dec 16, 2024David Rokach
Chief Executive Officer
AGrant or award
Common Stock, $0.0001 par value per share
+10,000$1.39$14k10,000Dec 20, 2024
Nov 8, 2024Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Common Stock, $0.0001 par value per shareindirect: See Footnote
+319,952$2.41$771k319,952Dec 20, 2024
Nov 8, 2024Anastasiia Kotaieva
Chief Executive Officer
POpen-market purchase
Warrantderivativeindirect: See Footnote
+351,424$2.41$847k351,424Dec 20, 2024

Insiders

Everyone who has filed a Form 4 here.

Questions about DFNS

Answered from the filings on this page, as of the latest one.

Are insiders buying DFNS?

No. In the last 90 days no insider at T3 Defense Inc. bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.

Who was the last insider to trade DFNS on the open market?

Anastasiia Kotaieva (Chief Executive Officer) sold $939k of DFNS on Dec 22, 2025 and filed the Form 4 on Dec 31, 2025. InsiderTell scored 37 (weak).

How many insiders file Form 4 at T3 Defense Inc.?

6 people have filed a Form 4 at T3 Defense Inc., among them Anastasiia Kotaieva (Chief Executive Officer), Tomer Nagar (director), David Rokach (Chief Executive Officer). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

DFNS insider trading: T3 Defense Inc. | InsiderTell