M-TRON INDS INC (MPTI) is held by 58 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is GAMCO INVESTORS, INC. ET AL as of Q1 2026.

Are institutions buying or selling MPTI?

In Q1 2026, 44 institutions opened or increased positions in M-TRON INDS INC while 12 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on MPTI?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for M-TRON INDS INC.

How many hedge funds hold MPTI?

58 institutional investors report holding M-TRON INDS INC (MPTI) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into MPTI?

As of Q1 2026, tracked institutions in M-TRON INDS INC show 44 buyers versus 12 sellers — net inflows.

M-TRON INDS INC

MPTI·55380K109·US·Common Stock·Technology - Electronic Components-Activist

Holders

Avg rating(13 Elite)

$87.3M

Total Value

79% (58)

Fund Consensus

44 buying - 12 selling

Smart Money Verdict

View all

Held by 58 funds

13 elite

Who's Trading

Activist

BANK OF AMERICA CORP /DE/6.1%May 14, 2026

InsiderBMBiles Linda MSell $20KMay 4, 2026

InsiderPCPforr CameronSell $56KMay 4, 2026

InsiderDADrafts William ArnoldSell $24KMay 4, 2026

InsiderPCPforr CameronExercise 220 shApr 29, 2026

InsiderPCPforr CameronExercise 220 shApr 28, 2026

Activist

BlackRock, Inc.7.6%Apr 27, 2026

InsiderAIArteaga IvanExer-X 24 shApr 27, 2026

InsiderGMGABELLI MARCExer-X 3K shApr 20, 2026

InsiderBMBiles Linda MSellApr 14, 2026

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
GAMCO INVESTORS, INC. ET AL	Increased	336,800(+93.3%)	$11.6M	0.1%	+116.60%	53
BlackRock, Inc.	Increased	282,660(+108.8%)	$9.8M	0.0%	+59.42%	45
VAVANGUARD CAPITAL MANAGEMENT LLC	New	233,536	$8.1M	0.0%	+34.09%	38
RENAISSANCE TECHNOLOGIES LLC	Increased	194,260(+220.8%)	$6.7M	0.0%	+46.39%	44
NOMURA HOLDINGS INC	New	72,516	$4.8M	0.0%	+34.09%	37
GEODE CAPITAL MANAGEMENT, LLC	Increased	128,665(+126.3%)	$4.4M	0.0%	+70.74%	43
TWO SIGMA INVESTMENTS, LP	Increased	120,321(+458.4%)	$4.3M	0.0%	+40.19%	43
MWMARSHALL WACE, LLP	Increased	51,593(+230.8%)	$3.4M	0.0%	+49.99%	43
STATE STREET CORP	Increased	86,278(+141.7%)	$3M	0.0%	+57.13%	43
DIMENSIONAL FUND ADVISORS LP	Increased	44,988(+6.0%)	$3M	0.0%	+261.48%	28
NEW YORK STATE COMMON RETIREMENT FUND	Increased	63,320(+100.0%)	$2.2M	0.0%	+154.60%	42
NORTHERN TRUST CORP	Increased	28,433(+10.9%)	$1.9M	0.0%	+94.42%	29
CITADEL ADVISORS LLC	Increased	50,827(+305.4%)	$1.6M	0.0%	+44.97%	41
UBS Group AG	Increased	72,713(+649.9%)	$1.5M	0.0%	+55.15%	41
BNP PARIBAS FINANCIAL MARKETS	Decreased	22,428(-1.3%)	$1.5M	0.0%	+66.31%	0
VFVANGUARD FIDUCIARY TRUST CO	New	43,212	$1.5M	0.0%	+34.09%	35
ExodusPoint Capital Management, LP	New	21,882	$1.5M	0.0%	+34.09%	35
AMERIPRISE FINANCIAL INC	Increased	40,226(+97.4%)	$1.4M	0.0%	+62.70%	41
VPVANGUARD PORTFOLIO MANAGEMENT LLC	New	39,638	$1.4M	0.0%	+34.09%	35
SEI INVESTMENTS CO	New	36,796	$1.3M	0.0%	+34.09%	35