$MPTI

$68.95 +$1.29 (1.91%) Close

$MPTI Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 4.3M shares outstanding

Who owns MPTI?

By type of holder

Institutions 65.5% Insiders 19.9% Everyone else 14.6%

Concentration Top 10 holders own 38.6%

T. Rowe Price Investment Management, Inc. 5.9% · BlackRock, Inc. 5.8%

Institutional ownership

65.5%

+18.3 pts vs last qtr

Institutional holders

116

+20 vs last qtr

Net shares bought

+796.0K

by institutions in Q2 2026

New / sold out

34 / 14

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

T. Rowe Price Investment Management, Inc. NEW +255.5K
Royce & Associates LP +148.3K

Biggest sellers in Q2 2026

Nomura Holdings Inc SOLD OUT −72.5K
Archon Capital Management LLC −69.3K

Who is planning to sell?

Notices of proposed sale, last 12 months

$55.4K

2 notices from 2 people

Shares covered

4.0K

0.09% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Linda Biles Affiliate $54.3K
Will Drafts Affiliate $1.08K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+20.5%

+4.78% a year

Each share's claim on the business

−17.0%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $4.89M

over 5 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years33% 1–3 years29% Under 1 year38%

Quarterly turnover

39.3%

of institutional shares changed hands

Top 10 managers, median time held

2.5 years

Super Investors

Investment managers reporting MPTI on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
TR T. Rowe Price Investment Management, Inc.	255.5K	5.88%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding255.5K (Q2'26) Change over 8 quarters+255.5K Share of the company5.880% T. Rowe Price Investment Management, Inc.'s full portfolio →
B BlackRock, Inc.	253.0K	5.82%	+111.2K (+78.5%)	2022	0.0%
Shares held by quarter Peak holding253.0K (Q2'26) Change over 8 quarters+236.0K Share of the company5.820% BlackRock, Inc.'s full portfolio →

T. Rowe Price Investment Management, Inc.

255.5K

% of company

5.88%

Change vs last qtr

NEW

Held since

Q2 '26

BlackRock, Inc.

253.0K

% of company

5.82%

Change vs last qtr

+111.2K (+78.5%)

Held since

2022

28 more super investors behind a free account

See every manager holding M-Tron Industries Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MPTI on Form N-PORT; together they hold 22.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$12.4M	124.7K	2.87%	0.00%	June 30, 2026
TR T. Rowe Price Small-Cap Stock Fund, Inc. T. Rowe Price Small-Cap Stock Fund, Inc.	$11.3M	113.9K	2.62%	0.12%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$12.4M

% of company

2.87%

% of the fund

0.00%

As of

June 30, 2026

T. Rowe Price Small-Cap Stock Fund, Inc.

Position value

$11.3M

% of company

2.62%

% of the fund

0.12%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding M-Tron Industries Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
G GGCP, Inc. 5%+ holder 13D · 4.7%	168.4K	3.87%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company3.870% Disclosed stake13D · 4.7% View the 13D/G filing →
GM Gabelli Marc Insider	114.2K	2.63%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company2.630% Gabelli Marc's insider activity →

GGCP, Inc.

5%+ holder13D · 4.7%

168.4K

% of company

3.87%

Change vs last qtr

—

Held since

—

Gabelli Marc

Insider

114.2K

% of company

2.63%

Change vs last qtr

—

Held since

—

10 more holders behind a free account

See every insider and 5%+ holder of M-Tron Industries Inc.

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