InsiderClue
← All stocks

M-tron Industries, Inc.

MPTI Net selling
CIK 0001902314 #3416 in the set updated 17 Sep 2026
Bought (120 mo)
$70.52K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$13.26M
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$13.26M
41 of 41 sales
Net
−$13.19M
−$13.19M against sales at will

By person

14 insiders · 62 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
EMG MADONNA EDUCATIONAL FOUNDATION INC. entity
Officer is Director of Issuer
—
$11.23M (15)
−$11.23M
40,097
0.9225%
$3.41M
−88.7%
GABELLI MARIO J
10% owner
$3.77K (1)
$718.33K (11)
−$714.57K
281,371
6.47%
$23.93M
−44.5%
Arteaga Ivan
Director
—
$430.59K (4)
−$430.59K
1,313
0.0302%
$111.67K
−86.9%
Drafts William Arnold
President
$40.50K (1)
$414.86K (3)
−$374.36K
13,816
0.3179%
$1.18M
—
Tivy James William
Chief Financial Officer
$24.38K (1)
$172.27K (3)
−$147.90K
25,004
0.5753%
$2.13M
+1,567%
Biles Linda M
Executive VP - Finance
—
$124.03K (3)
−$124.03K
28,723
0.6608%
$2.44M
+3,295%
FERRANTINO MICHAEL J JR
Chief Executive Officer
$1.88K (1)
$109.96K (1)
−$108.09K
19,611
0.4512%
$1.67M
+46.8%
Pforr Cameron
CEO and CFO
—
$56.10K (1)
−$56.10K
26,806
0.6167%
$2.28M
—
GABELLI MARC
Director
—
—
—
114,161
2.63%
$9.71M
−73.0%
Susanto Hendi
Director
—
—
—
9,154
0.2106%
$778.55K
+105.1%
LAZAR BEL
Director
—
—
—
6,845
0.1575%
$582.17K
+91.7%
Mega John S
Director
—
—
—
5,586
0.1285%
$475.09K
+68.7%
LaPenta Robert V Jr
Director
—
—
—
4,509
0.1037%
$383.49K
+68.3%
Goldman David M
Director
—
—
—
2,599
0.0598%
$221.04K
—

Individual transactions

62
Insider
Date
Role
Action
Shares
Price
Amount
Biles Linda M
11 Aug 2026
Executive VP - Finance
Sell
1,218
$85.05
$103.59K
Biles Linda M
4 May 2026
Executive VP - Finance
Sell
306
$66.78
$20.43K
Pforr Cameron
4 May 2026
CEO and CFO
Sell
840
$66.78
$56.10K
Drafts William Arnold
4 May 2026
President
Sell
361
$66.78
$24.11K
Pforr Cameron
29 Apr 2026
CEO and CFO
Exercised, kept
220
$40.32
$8.87K
Pforr Cameron
28 Apr 2026
CEO and CFO
Exercised, kept
220
$40.32
$8.87K
Arteaga Ivan
27 Apr 2026
Director
Exercised, kept
24
$59.00
$1.42K
Susanto Hendi
20 Apr 2026
Director
Exercised, kept
1,071
$59.00
$63.19K
GABELLI MARC
20 Apr 2026
Director
Exercised, kept
3,276
$59.00
$193.28K
Biles Linda M
14 Apr 2026
Executive VP - Finance
Sell
720
$0.00
$0.00
Susanto Hendi
14 Apr 2026
Director
Exercised, kept
454
$59.00
$26.79K
Arteaga Ivan
10 Apr 2026
Director
Exercised, kept
174
$59.00
$10.27K
Pforr Cameron
7 Apr 2026
CEO and CFO
Exercised, kept
100
$59.00
$5.90K
Arteaga Ivan
6 Jan 2026
Director
Exercised, kept
35
$47.50
$1.66K
Susanto Hendi
23 Dec 2025
Director
Exercised, kept
892
$47.50
$42.37K
Goldman David M
23 Dec 2025
Director
Exercised, kept
325
$47.50
$15.44K
Pforr Cameron
22 Dec 2025
CEO and CFO
Exercised, kept
2,000
$47.50
$95.00K
Drafts William Arnold
19 Dec 2025
President
Exercised, kept
201
$47.50
$9.55K
Arteaga Ivan
19 Dec 2025
Director
Exercised, kept
72
$47.50
$3.42K
LAZAR BEL
18 Dec 2025
Director
Exercised, kept
1,000
$47.50
$47.50K
LaPenta Robert V Jr
4 Dec 2025
Director
Exercised, kept
306
$47.50
$14.54K
Drafts William Arnold
27 Jun 2025
President
Buy
1,000
$40.50
$40.50K
GABELLI MARIO J
14 Nov 2024
10% owner
Sell
7,500
$60.11
$450.82K
GABELLI MARIO J
13 Nov 2024
10% owner
Sell
1,500
$52.58
$78.87K
Arteaga Ivan
14 Oct 2024
Director
Sell
1,600
$50.67
$81.06K
Arteaga Ivan
11 Oct 2024
Director
Sell
400
$49.41
$19.77K
GABELLI MARIO J
30 Sep 2024
10% owner
Sell
171
$41.60
$7.11K
GABELLI MARIO J
9 Sep 2024
10% owner
Sell indirect
800
$33.49
$26.79K
GABELLI MARIO J
25 Jun 2024
10% owner
Sell indirect
200
$33.38
$6.68K
GABELLI MARIO J
24 Jun 2024
10% owner
Sell indirect
700
$31.85
$22.30K
GABELLI MARIO J
13 Jun 2024
10% owner
Sell
500
$35.70
$17.85K
GABELLI MARIO J
9 Apr 2024
10% owner
Sell
500
$26.55
$13.27K
Drafts William Arnold
10 Jan 2024
President
Sell
4,710
$40.50
$190.76K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
10 Jan 2024
Officer is Director of Issuer
Sell
29,044
$39.99
$1.16M
Drafts William Arnold
9 Jan 2024
President
Sell
5,000
$40.00
$200.00K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
5 Jan 2024
Officer is Director of Issuer
Sell
27,368
$34.85
$953.82K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
4 Jan 2024
Officer is Director of Issuer
Sell
37,797
$37.86
$1.43M
EMG MADONNA EDUCATIONAL FOUNDATION INC.
3 Jan 2024
Officer is Director of Issuer
Sell
44,201
$39.39
$1.74M
Drafts William Arnold
3 Jan 2024
President
Exercised, kept
9,710
$13.10
$127.20K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
22 Dec 2023
10% owner
Sell
10,000
$33.89
$338.95K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
21 Dec 2023
Officer is Director of Issuer
Sell
2,300
$33.35
$76.71K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
15 Dec 2023
10% owner
Sell
931
$27.87
$25.94K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
14 Dec 2023
10% owner
Sell
25,257
$27.67
$698.86K
FERRANTINO MICHAEL J JR
11 Dec 2023
Chief Executive Officer
Sell
3,500
$31.42
$109.96K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
8 Dec 2023
10% owner
Sell
6,130
$31.67
$194.14K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
6 Dec 2023
10% owner
Sell
10,287
$34.94
$359.44K
Arteaga Ivan
5 Dec 2023
Director
Sell
2,000
$36.13
$72.26K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
5 Dec 2023
10% owner
Sell
27,895
$35.50
$990.13K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
4 Dec 2023
10% owner
Sell
58,542
$36.40
$2.13M
Arteaga Ivan
4 Dec 2023
Director
Sell
7,274
$35.40
$257.50K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
1 Dec 2023
10% owner
Sell
20,000
$32.74
$654.73K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
30 Nov 2023
10% owner
Sell
9,319
$34.07
$317.50K
EMG MADONNA EDUCATIONAL FOUNDATION INC.
29 Nov 2023
10% owner
Sell
4,759
$33.04
$157.22K
FERRANTINO MICHAEL J JR
22 Nov 2023
Chief Executive Officer
Buy
50
$37.50
$1.88K
Tivy James William
20 Nov 2023
Chief Financial Officer
Sell
1,000
$38.01
$38.01K
Tivy James William
16 Nov 2023
Chief Financial Officer
Sell
1,500
$34.24
$51.36K
Tivy James William
16 Nov 2023
Chief Financial Officer
Sell
2,500
$33.16
$82.90K
GABELLI MARIO J
13 Sep 2023
10% owner
Buy
200
$18.83
$3.77K
GABELLI MARIO J
23 Aug 2023
10% owner
Sell indirect
468
$16.61
$7.77K
GABELLI MARIO J
14 Apr 2023
10% owner
Sell
500
$11.60
$5.80K
GABELLI MARIO J
28 Dec 2022
10% owner
Sell
9,000
$9.01
$81.08K
Tivy James William
1 Dec 2022
Chief Financial Officer
Buy
2,500
$9.75
$24.38K

What was left out

Form 4 filings counted 121
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 8
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 41
Transactions with no price 0
Shares from compensation/vesting 680,808
Sales filed before the plan box existed 1
History held since 12 Oct 2022