MPTI

M-tron Industries, Inc.

Insider trading activity for M-tron Industries, Inc., straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$103.6K

net selling

Bought(0 · 0 insiders): $0
Sold(1 · 1 insiders): $103.6K

Past 6 months

-$204.2K

net selling

Bought(0 · 0 insiders): $0
Sold(5 · 3 insiders): $204.2K

Past 12 months

-$204.2K

net selling

Bought(0 · 0 insiders): $0
Sold(5 · 3 insiders): $204.2K

Transaction history

The 62 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 11	Biles Linda M	Executive VP - Finance	SSELL	1,218	$85.05	$103.6K	+4.4%	Open the original filing on SEC.gov
May 4	Pforr Cameron	CEO and CFO	SSELL	840	$66.78	$56.1K	-3.0%	Open the original filing on SEC.gov
May 4	Drafts William Arnold	President	SSELL	361	$66.78	$24.1K	-2.5%	Open the original filing on SEC.gov
May 4	Biles Linda M	Executive VP - Finance	SSELL	306	$66.78	$20.4K	-1.1%	Open the original filing on SEC.gov
Apr 29	Pforr Cameron	CEO and CFO	MEXER◆	220	—	—	—	Open the original filing on SEC.gov
Apr 29	Pforr Cameron	CEO and CFO	MEXER	220	$40.32	$8.9K	+0.8%	Open the original filing on SEC.gov
Apr 28	Pforr Cameron	CEO and CFO	MEXER◆	220	—	—	—	Open the original filing on SEC.gov
Apr 28	Pforr Cameron	CEO and CFO	MEXER	220	$40.32	$8.9K	+0.8%	Open the original filing on SEC.gov
Apr 27	Arteaga Ivan	Director	XXITM	24	$59.00	$1.4K	+1.9%	Open the original filing on SEC.gov
Apr 20	Susanto Hendi	Director	XXITM◆	5,355	—	—	—	Open the original filing on SEC.gov
Apr 20	Susanto Hendi	Director	XXITM	1,071	$59.00	$63.2K	+13.3%	Open the original filing on SEC.gov
Apr 20	Gabelli Marc	Director	XXITM◆	16,380	—	—	—	Open the original filing on SEC.gov
Apr 20	Gabelli Marc	Director	XXITM	3,276	$59.00	$193.3K	+7.7%	Open the original filing on SEC.gov
Apr 14	Biles Linda M	Executive VP - Finance	SDSELL◆	2,700	—	—	—	Open the original filing on SEC.gov
Apr 14	Biles Linda M	Executive VP - Finance	SSELL	720	—	—	-2.5%	Open the original filing on SEC.gov
Apr 14	Susanto Hendi	Director	XXITM◆	2,274	—	—	—	Open the original filing on SEC.gov
Apr 14	Susanto Hendi	Director	XXITM	454	$59.00	$26.8K	+5.9%	Open the original filing on SEC.gov
Apr 14	Drafts William Arnold	President	SDSELL◆	540	—	—	—	Open the original filing on SEC.gov
Apr 13	Drafts William Arnold	President	SDSELL◆	7,609	—	—	—	Open the original filing on SEC.gov
Apr 13	Arteaga Ivan	Director	XXITM◆	870	—	—	—	Open the original filing on SEC.gov
Apr 10	Arteaga Ivan	Director	XXITM	174	$59.00	$10.3K	+15.6%	Open the original filing on SEC.gov
Apr 9	Biles Linda M	Executive VP - Finance	SDSELL◆↺	24,643	—	—	—	Open the original filing on SEC.gov
Apr 7	Pforr Cameron	CEO and CFO	SDSELL◆	21,500	—	—	—	Open the original filing on SEC.gov
Apr 7	Pforr Cameron	CEO and CFO	XXITM◆	500	—	—	—	Open the original filing on SEC.gov
Apr 7	Pforr Cameron	CEO and CFO	XXITM	100	$59.00	$5.9K	+0.4%	Open the original filing on SEC.gov
Apr 6	Drafts William Arnold	President	SDSELL◆	3,600	—	—	—	Open the original filing on SEC.gov
Apr 2	Pforr Cameron	CEO and CFO	AGRANT	5,646	—	—	+25.7%	Open the original filing on SEC.gov
Apr 2	Drafts William Arnold	President	AGRANT	2,428	—	—	+20.7%	Open the original filing on SEC.gov
Apr 2	Biles Linda M	Executive VP - Finance	AGRANT	2,059	—	—	+7.5%	Open the original filing on SEC.gov
Mar 19	Susanto Hendi	Director	AGRANT	242	—	—	+3.3%	Open the original filing on SEC.gov
Mar 19	Mega John S	Director	AGRANT	242	—	—	+4.5%	Open the original filing on SEC.gov
Mar 19	LaPenta Robert V Jr	Director	AGRANT	242	—	—	+5.7%	Open the original filing on SEC.gov
Mar 19	Lazar Bel	Director	AGRANT	242	—	—	+3.7%	Open the original filing on SEC.gov
Mar 19	Goldman David M	Director	AGRANT	242	—	—	+10.3%	Open the original filing on SEC.gov
Mar 19	Gabelli Marc	Director	AGRANT	242	—	—	+0.6%	Open the original filing on SEC.gov
Mar 19	Arteaga Ivan	Director	AGRANT	242	—	—	+27.7%	Open the original filing on SEC.gov
Mar 19	Pforr Cameron	CEO and CFO	AGRANT	3,805	—	—	+14.2%	Open the original filing on SEC.gov
Mar 19	Drafts William Arnold	President	AGRANT	2,840	—	—	+20.6%	Open the original filing on SEC.gov
Mar 19	Biles Linda M	Executive VP - Finance	AGRANT	1,565	—	—	+5.5%	Open the original filing on SEC.gov
Jan 6	Arteaga Ivan	Director	XXITM◆	360	—	—	—	Open the original filing on SEC.gov
Jan 6	Arteaga Ivan	Director	XXITM	35	$47.50	$1.7K	+4.2%	Open the original filing on SEC.gov
Dec 23, 2025	Susanto Hendi	Director	XXITM◆	4,460	—	—	—	Open the original filing on SEC.gov
Dec 23, 2025	Susanto Hendi	Director	XXITM	892	$47.50	$42.4K	+13.7%	Open the original filing on SEC.gov
Dec 23, 2025	Goldman David M	Director	XXITM◆	1,625	—	—	—	Open the original filing on SEC.gov
Dec 23, 2025	Goldman David M	Director	XXITM	325	$47.50	$15.4K	+16.0%	Open the original filing on SEC.gov
Dec 23, 2025	Drafts William Arnold	President	XXITM◆↺	2,700	—	—	—	Open the original filing on SEC.gov
Dec 23, 2025	Drafts William Arnold	President	XXITM↺	540	$47.50	$25.7K	+4.8%	Open the original filing on SEC.gov
Dec 22, 2025	Pforr Cameron	CEO and CFO	XXITM◆	10,000	—	—	—	Open the original filing on SEC.gov
Dec 22, 2025	Pforr Cameron	CEO and CFO	XXITM	2,000	$47.50	$95K	+10.0%	Open the original filing on SEC.gov
Dec 19, 2025	Arteaga Ivan	Director	XXITM◆	360	—	—	—	Open the original filing on SEC.gov
Dec 19, 2025	Arteaga Ivan	Director	XXITM	72	$47.50	$3.4K	+9.4%	Open the original filing on SEC.gov
Dec 19, 2025	Drafts William Arnold	President	SDSELL◆↺	3	—	—	—	Open the original filing on SEC.gov
Dec 19, 2025	Drafts William Arnold	President	XXITM◆↺	1,005	—	—	—	Open the original filing on SEC.gov
Dec 19, 2025	Drafts William Arnold	President	XXITM↺	201	$47.50	$9.5K	+1.8%	Open the original filing on SEC.gov
Dec 18, 2025	Lazar Bel	Director	XXITM◆	5,000	—	—	—	Open the original filing on SEC.gov
Dec 18, 2025	Lazar Bel	Director	XXITM	1,000	$47.50	$47.5K	+17.8%	Open the original filing on SEC.gov
Dec 5, 2025	Mega John S	Director	SDSELL◆	4,942	—	—	—	Open the original filing on SEC.gov
Dec 4, 2025	LaPenta Robert V Jr	Director	XXITM◆	1,530	—	—	—	Open the original filing on SEC.gov
Dec 4, 2025	LaPenta Robert V Jr	Director	XXITM	306	$47.50	$14.5K	+7.7%	Open the original filing on SEC.gov
Aug 11, 2025	Biles Linda M	Executive VP - Finance	FTAX	617	—	—	-2.2%	Open the original filing on SEC.gov
Jun 27, 2025	Drafts William Arnold	President	PBUY	1,000	$40.50	$40.5K	+10.0%	Open the original filing on SEC.gov
May 28, 2025	LaPenta Robert V Jr	Director	GGIFT	750	—	—	-15.9%	Open the original filing on SEC.gov

SSELL$103.6K

Biles Linda M · Executive VP -…Aug 11

1,218 sh @ $85.05 · +4.4% own

SSELL$56.1K

Pforr Cameron · CEO and CFOMay 4

840 sh @ $66.78 · -3.0% own

SSELL$24.1K

Drafts William Arnold · PresidentMay 4

361 sh @ $66.78 · -2.5% own

SSELL$20.4K

Biles Linda M · Executive VP -…May 4

306 sh @ $66.78 · -1.1% own

MEXER◆—

Pforr Cameron · CEO and CFOApr 29

220 sh

MEXER$8.9K

Pforr Cameron · CEO and CFOApr 29

220 sh @ $40.32 · +0.8% own

MEXER◆—

Pforr Cameron · CEO and CFOApr 28

220 sh

MEXER$8.9K

Pforr Cameron · CEO and CFOApr 28

220 sh @ $40.32 · +0.8% own

XXITM$1.4K

Arteaga Ivan · DirectorApr 27

24 sh @ $59.00 · +1.9% own

XXITM◆—

Susanto Hendi · DirectorApr 20

5,355 sh

XXITM$63.2K

Susanto Hendi · DirectorApr 20

1,071 sh @ $59.00 · +13.3% own

XXITM◆—

Gabelli Marc · DirectorApr 20

16,380 sh

XXITM$193.3K

Gabelli Marc · DirectorApr 20

3,276 sh @ $59.00 · +7.7% own

SDSELL◆—

Biles Linda M · Executive VP -…Apr 14

2,700 sh

SSELL—

Biles Linda M · Executive VP -…Apr 14

720 sh · -2.5% own

XXITM◆—

Susanto Hendi · DirectorApr 14

2,274 sh

XXITM$26.8K

Susanto Hendi · DirectorApr 14

454 sh @ $59.00 · +5.9% own

SDSELL◆—

Drafts William Arnold · PresidentApr 14

540 sh

SDSELL◆—

Drafts William Arnold · PresidentApr 13

7,609 sh

XXITM◆—

Arteaga Ivan · DirectorApr 13

870 sh

XXITM$10.3K

Arteaga Ivan · DirectorApr 10

174 sh @ $59.00 · +15.6% own

SDSELL◆↺—

Biles Linda M · Executive VP -…Apr 9

24,643 sh

SDSELL◆—

Pforr Cameron · CEO and CFOApr 7

21,500 sh

XXITM◆—

Pforr Cameron · CEO and CFOApr 7

500 sh

XXITM$5.9K

Pforr Cameron · CEO and CFOApr 7

100 sh @ $59.00 · +0.4% own

SDSELL◆—

Drafts William Arnold · PresidentApr 6

3,600 sh

AGRANT—

Pforr Cameron · CEO and CFOApr 2

5,646 sh · +25.7% own

AGRANT—

Drafts William Arnold · PresidentApr 2

2,428 sh · +20.7% own

AGRANT—

Biles Linda M · Executive VP -…Apr 2

2,059 sh · +7.5% own

AGRANT—

Susanto Hendi · DirectorMar 19

242 sh · +3.3% own

AGRANT—

Mega John S · DirectorMar 19

242 sh · +4.5% own

AGRANT—

LaPenta Robert V Jr · DirectorMar 19

242 sh · +5.7% own

AGRANT—

Lazar Bel · DirectorMar 19

242 sh · +3.7% own

AGRANT—

Goldman David M · DirectorMar 19

242 sh · +10.3% own

AGRANT—

Gabelli Marc · DirectorMar 19

242 sh · +0.6% own

AGRANT—

Arteaga Ivan · DirectorMar 19

242 sh · +27.7% own

AGRANT—

Pforr Cameron · CEO and CFOMar 19

3,805 sh · +14.2% own

AGRANT—

Drafts William Arnold · PresidentMar 19

2,840 sh · +20.6% own

AGRANT—

Biles Linda M · Executive VP -…Mar 19

1,565 sh · +5.5% own

XXITM◆—

Arteaga Ivan · DirectorJan 6

360 sh

XXITM$1.7K

Arteaga Ivan · DirectorJan 6

35 sh @ $47.50 · +4.2% own

XXITM◆—

Susanto Hendi · DirectorDec 23, 2025

4,460 sh

XXITM$42.4K

Susanto Hendi · DirectorDec 23, 2025

892 sh @ $47.50 · +13.7% own

XXITM◆—

Goldman David M · DirectorDec 23, 2025

1,625 sh

XXITM$15.4K

Goldman David M · DirectorDec 23, 2025

325 sh @ $47.50 · +16.0% own

XXITM◆↺—

Drafts William Arnold · PresidentDec 23, 2025

2,700 sh

XXITM↺$25.7K

Drafts William Arnold · PresidentDec 23, 2025

540 sh @ $47.50 · +4.8% own

XXITM◆—

Pforr Cameron · CEO and CFODec 22, 2025

10,000 sh

XXITM$95K

Pforr Cameron · CEO and CFODec 22, 2025

2,000 sh @ $47.50 · +10.0% own

XXITM◆—

Arteaga Ivan · DirectorDec 19, 2025

360 sh

XXITM$3.4K

Arteaga Ivan · DirectorDec 19, 2025

72 sh @ $47.50 · +9.4% own

SDSELL◆↺—

Drafts William Arnold · PresidentDec 19, 2025

3 sh

XXITM◆↺—

Drafts William Arnold · PresidentDec 19, 2025

1,005 sh

XXITM↺$9.5K

Drafts William Arnold · PresidentDec 19, 2025

201 sh @ $47.50 · +1.8% own

XXITM◆—

Lazar Bel · DirectorDec 18, 2025

5,000 sh

XXITM$47.5K

Lazar Bel · DirectorDec 18, 2025

1,000 sh @ $47.50 · +17.8% own

SDSELL◆—

Mega John S · DirectorDec 5, 2025

4,942 sh

XXITM◆—

LaPenta Robert V Jr · DirectorDec 4, 2025

1,530 sh

XXITM$14.5K

LaPenta Robert V Jr · DirectorDec 4, 2025

306 sh @ $47.50 · +7.7% own

FTAX—

Biles Linda M · Executive VP -…Aug 11, 2025

617 sh · -2.2% own

PBUY$40.5K

Drafts William Arnold · PresidentJun 27, 2025

1,000 sh @ $40.50 · +10.0% own

GGIFT—

LaPenta Robert V Jr · DirectorMay 28, 2025

750 sh · -15.9% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

17 of 33 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 160 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Aug 11, 2025	Apr 6	Biles Linda MExecutive VP - Finance	160days · about 8 months	—	Filing ↗
Mar 19	Aug 4	Drafts William ArnoldPresident	93days · about 4 months	—	Filing ↗
Mar 19	Aug 4	Biles Linda MExecutive VP - Finance	93days · about 4 months	—	Filing ↗
Mar 19	Aug 4	Pforr CameronCEO and CFO	93days · about 4 months	—	Filing ↗
Apr 6	Apr 27	Drafts William ArnoldPresident	13days	—	Filing ↗

Biles Linda MExecutive VP - Finance

160days · about 8 months

Traded Aug 11, 2025 · filed Apr 6Filing ↗

Drafts William ArnoldPresident

93days · about 4 months

Traded Mar 19 · filed Aug 4Filing ↗

Biles Linda MExecutive VP - Finance

93days · about 4 months

Traded Mar 19 · filed Aug 4Filing ↗

Pforr CameronCEO and CFO

93days · about 4 months

Traded Mar 19 · filed Aug 4Filing ↗

Drafts William ArnoldPresident

13days

Traded Apr 6 · filed Apr 27Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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