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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

Nothing of that kind in this period.

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