M-tron Industries MPTI Institutional Ownership

NYSE MPTI

$78.44 +2.38 (+3.13%)

As of: Sep 9, 2026 · 2:43 PM EDT

Institutions by Trading Activity

120 Institutions

Increased 92 76.7%

Unchanged 9 7.5%

Reduced 19 15.8%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

69.37%

▲+10.71 pp QoQ

Shares Held by Institutions

2.81Mn

of 4.06Mn outstanding

▲+56.38% QoQ

Shares Outstanding

4.06Mn

1.24Mn held outside 13F filers

Institutional Investors

120

filed 13F for Jun 2026

▲+24 vs prior quarter

Net Shares Added (QoQ)

+1.01Mn

accumulated since last quarter

Value of Holdings

$208.87Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

M-tron Industries, Inc. (NYSE:MPTI) has 120 institutional investors with active 13F positions as of June 2026.

Their combined ownership stood at 69.4% of outstanding shares in June 2026, up from 58.7% in March 2026.
They increased total shares held in MPTI by 56.38% quarter over quarter, and investors in M-tron Industries increased 76.47% from a year ago.
Activity in MPTI broke down as 92 buyers, 19 sellers, and 9 unchanged among 120 total holders.
Combined, these investors held 2.81Mn shares in MPTI for June 2026, up by 1.01Mn shares quarter on quarter, and up 1.44Mn shares year over year.
As of June 30, 2026, the biggest holder of M-tron Industries is T. Rowe Price Investment Management, Inc. at 255.51K shares, representing 6.3% of shares outstanding.
The most significant purchases of MPTI for the quarter ending June 2026 came from T. Rowe Price Investment Management, Inc. (255.51K), ROYCE & ASSOCIATES LP (148.27K), BlackRock, Inc. (111.22K), TWO SIGMA INVESTMENTS, LP (70.0K), VANGUARD CAPITAL MANAGEMENT LLC (56.38K).
The largest sellers of M-tron Industries for the quarter ending June 2026 were Archon Capital Management LLC (69.3K), BARD ASSOCIATES INC (40.94K), Aristides Capital LLC (24.46K), Illumine Investment Management, LLC (24.09K), CITADEL ADVISORS LLC (13.56K).
Per Business Quant data, the top 10 holders of M-tron Industries for the quarter ending June 2026 are T. Rowe Price Investment Management, Inc. (255.51K), BlackRock, Inc. (252.97K), GAMCO INVESTORS, INC. ET AL (201.28K), VANGUARD CAPITAL MANAGEMENT LLC (173.15K), ROYCE & ASSOCIATES LP (156.6K), TWO SIGMA INVESTMENTS, LP (132.46K), NEXT CENTURY GROWTH INVESTORS LLC (124.17K), GEODE CAPITAL MANAGEMENT, LLC (100.65K), RENAISSANCE TECHNOLOGIES LLC (96.0K), State Street Corp (82.49K).

Form 13F Holdings

120 Institutional Holders

Report period 30 Jun, 2026

Total shares held 2.81Mn

Of outstanding 69.37%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	T. Rowe Price Investment Management, Inc.	0001897612	255,506	6.30%	▲255,506	0.00%	$25.33K
2	BlackRock, Inc.	0002012383	252,972	6.24%	▲111,224	+78.47%	$25.08Mn
3	GAMCO INVESTORS, INC. ET AL	0000807249	201,280	4.96%	▲32,880	+19.52%	$19.96Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	173,148	4.27%	▲56,380	+48.28%	$17.17Mn
5	ROYCE & ASSOCIATES LP	0000906304	156,595	3.86%	▲148,271	+1,781.25%	$15.53Mn
6	TWO SIGMA INVESTMENTS, LP	0001179392	132,465	3.27%	▲70,002	+112.07%	$13.13Mn
7	NEXT CENTURY GROWTH INVESTORS LLC	0001134007	124,173	3.06%	▲15,953	+14.74%	$12.31Mn
8	GEODE CAPITAL MANAGEMENT, LLC	0001214717	100,646	2.48%	▲36,715	+57.43%	$9.98Mn
9	RENAISSANCE TECHNOLOGIES LLC	0001037389	96,005	2.37%	▼784	-0.81%	$9.52Mn
10	State Street Corp	0000093751	82,493	2.03%	▲38,210	+86.29%	$8.18Mn
11	Palisades Investment Partners, LLC	0001427373	82,296	2.03%	▲1,269	+1.57%	$8.16Mn
12	CONGRUENCE CAPITAL, LLC	0002085569	66,701	1.64%	▲24,445	+57.85%	$6.61Mn
13	ADVISORY RESEARCH INC	0000902584	59,011	1.45%	▲8,468	+16.75%	$5.85Mn
14	HERALD INVESTMENT MANAGEMENT Ltd	0001512022	58,500	1.44%	▲3,500	+6.36%	$5.79Mn
15	D. E. Shaw & Co., Inc.	0001009207	48,493	1.20%	▲43,077	+795.37%	$4.81Mn
16	DIMENSIONAL FUND ADVISORS LP	0000354204	47,681	1.18%	▲2,693	+5.99%	$4.73Mn
17	HUNTER ASSOCIATES INVESTMENT MANAGEMENT LLC	0001380137	46,804	1.15%	▲46,804	0.00%	$4.63K
18	BARD ASSOCIATES INC	0001105907	44,578	1.10%	▼40,940	-47.87%	$4.42Mn
19	Aristides Capital LLC	0001595521	41,209	1.02%	▼24,464	-37.25%	$4.09Mn
20	Northern Trust Corp	0000073124	39,832	0.98%	▲11,399	+40.09%	$3.95Mn

Showing 1 to 20 of 120 holders