M-tron Industries Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSEAM:MPTI Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
04 May 26	SellUS$20,435	Linda Biles	Individual	306	US$66.78
04 May 26	SellUS$24,108	William Drafts	Individual	361	US$66.78
04 May 26	SellUS$56,095	Cameron Pforr	Individual	840	US$66.78
04 Mar 26	SellUS$1,415,020	Gabelli Foundation, Inc.	Company	21,531	US$67.48
19 Feb 26	SellUS$51,717	GGCP, Inc.	Company	800	US$64.65
29 Jan 26	SellUS$2,491	Mario Gabelli	Individual	40	US$62.28

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of MPTI?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	256,366	5.9%
General Public	1,390,140	32%
Institutions	2,699,970	62.1%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 48.7%.

Top Shareholders

Top 25 shareholders own 50.57% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
5.82%	BlackRock, Inc.	252,972	US$21.6m	78.5%	no data
4.65%	GGCP, Inc.	202,080	US$17.3m	20%	20.51%
4.63%	GAMCO Investors, Inc.	201,280	US$17.2m	19.5%	0.06%
4.61%	Vanguard Capital Management, LLC	200,328	US$17.1m	44.8%	no data
2.63%	Marc Gabelli	114,161	US$9.8m	168%	no data
2.49%	Next Century Growth Investors LLC	108,220	US$9.2m	-1.51%	0.52%
2.32%	Geode Capital Management, LLC	100,646	US$8.6m	57.4%	no data
2.21%	Renaissance Technologies LLC	96,005	US$8.2m	-0.81%	0.01%
1.9%	State Street Investment Management	82,493	US$7.0m	86.3%	no data
1.89%	Palisades Investment Partners, LLC	82,296	US$7.0m	1.57%	2.06%
1.8%	Archon Capital Management LLC	78,233	US$6.7m	-33.8%	2.53%
1.67%	Nomura Holdings, Inc.	72,516	US$6.2m	0%	0.02%
1.44%	Two Sigma Investments, LP	62,463	US$5.3m	190%	no data
1.36%	Advisory Research, Inc.	59,011	US$5.0m	16.8%	0.5%
1.35%	Herald Investment Management Ltd.	58,500	US$5.0m	6.36%	0.33%
1.17%	Grandeur Peak Global Advisors, LLC	50,848	US$4.3m	15.4%	0.16%
1.1%	Dimensional Fund Advisors LP	47,681	US$4.1m	5.99%	no data
1.08%	Hunter Associates Investment Management LLC	46,804	US$4.0m	0%	0.45%
1.03%	Bard Associates Inc.	44,578	US$3.8m	-47.9%	0.83%
0.99%	Mario Gabelli	43,201	US$3.7m	16.9%	no data
0.95%	Aristides Capital LLC	41,209	US$3.5m	-37.3%	0.85%
0.94%	Crestline Investors Inc.	40,848	US$3.5m	54.2%	0.09%
0.92%	Cable Car Capital LLC	40,000	US$3.4m	0%	1.07%
0.92%	Northern Trust Global Investments	39,832	US$3.4m	40.1%	no data
0.73%	Potrero Capital Research, LLC	31,801	US$2.7m	0%	1.27%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/08/19 05:41
End of Day Share Price	2026/08/19 00:00
Earnings	2026/06/30
Annual Earnings	2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

M-tron Industries, Inc. is covered by 2 analysts. 2 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Sergey Glinyanov	Freedom Broker
Anja Marie Soderstrom	Sidoti & Company, LLC