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Company profile

M-tron Industries, Inc. Insider Trading

MPTI

Every SEC Form 4 insider trading filing for M-tron Industries, Inc. (MPTI) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
NYSE
Sector
Electronic Components, NEC
CIK
0001902314
Filings
117
Insiders
14
Last filing
2026-08-11
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

Recent insider activity is bearish. Over the last 30 days, insiders net sold $104K across 1 transaction.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. M-tron Industries, Inc. insiders are net sellers across the period shown.

Q4 23Q1 24Q2 24Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $6.6M.

90 day insight

Over the last 90 days, M-tron Industries, Inc. insiders sold $104K across 1 transaction with no open-market purchases.

  • Most active insider: Biles Linda M with 1 transaction totaling $104K.
  • Largest single sale: $104K by Biles Linda M on Aug 11, 2026.

Activity skews bearish — sales outpace buys.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue1d1w1m3m6m
Aug 11, 2026Biles Linda MMPTI
Sale
1,218$85.05$104K-4.5%————
May 4, 2026Biles Linda MMPTI
Sale
306$66.78$20K+4.7%+1.2%+20.7%+20.8%—
May 4, 2026Pforr CameronMPTI
Sale
840$66.78$56K+4.7%+1.2%+20.7%+20.8%—
May 4, 2026Drafts William ArnoldMPTI
Sale
361$66.78$24K+4.7%+1.2%+20.7%+20.8%—
Apr 29, 2026Pforr CameronMPTI
Option Exercise
220——-1.7%+7.7%+27.9%+24.4%—

45 more transactions hidden

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Top insiders

By total value filed.

Biles Linda MExecutive VP - Finance2 filings−$124K
Pforr CameronCEO and CFO3 filings−$38K
Drafts William ArnoldPresident1 filing−$24K

Institutional Ownership

Top 13F-HR holders of M-tron Industries, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$59.5M
QoQ change
-54.7%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 0002012383
$16.6M
167K shares
#2
State Street Corp
CIK 0000093751
$8.2M
82K shares
#3
Palisades Investment Partners, LLC
CIK 0001427373
$8.2M
82K shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

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Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

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