$MXC

$10.42 +$0.13 (1.26%) Close

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

Ownership

13F as of Q2 2026 · 2.0M shares outstanding

Who owns MXC?

By type of holder

Institutions 8.9% Insiders 0.0% Everyone else 91.1%

Concentration Top 10 holders own 8.9%

First Manhattan Co. LLC. 3.4% · Vanguard Capital Management LLC 2.7%

Institutional ownership

8.9%

-2.2 pts vs last qtr

Institutional holders

-3 vs last qtr

Net shares bought

−44.8K

by institutions in Q2 2026

New / sold out

0 / 3

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

First Manhattan Co. LLC. +29.1K
UBS Group AG +1.1K

Biggest sellers in Q2 2026

Northern Trust Corp SOLD OUT −57.3K
Jane Street Group, LLC SOLD OUT −12.3K

Who is planning to sell?

Notices of proposed sale, last 12 months

$127K

1 notice from 1 person

Shares covered

10.0K

0.49% 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

Decker Thomas H Director $127K

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, FY2017–FY2026

+2.1%

+0.23% a year

Each share's claim on the business

−2.1%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$244K vs $1.03M

over 10 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+ years53% 3–5 years1% 1–3 years2% Under 1 year45%

Quarterly turnover

23.5%

of institutional shares changed hands

Top 10 managers, median time held

2.8 years

Super Investors

Investment managers reporting MXC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
FM First Manhattan Co. LLC.	69.8K	3.41%	+29.1K (+71.7%)	Q1 '26	0.0%
Shares held by quarter Peak holding69.8K (Q2'26) Change over 8 quarters+69.8K Share of the company3.410% First Manhattan Co. LLC.'s full portfolio →
NT Northern Trust Corp	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding57.3K (Q4'25) Change over 8 quarters0 Northern Trust Corp's full portfolio →

First Manhattan Co. LLC.

69.8K

% of company

3.41%

Change vs last qtr

+29.1K (+71.7%)

Held since

Q1 '26

Northern Trust Corp

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

15 more super investors behind a free account

See every manager holding Mexco Energy Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MXC on Form N-PORT; together they hold 5.2% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$326K	43.7K	2.13%	0.00%	June 30, 2026
US U.S. Small Cap Portfolio Dfa Investment Dimensions Group Inc	$96.1K	11.1K	0.54%	0.00%	July 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$326K

% of company

2.13%

% of the fund

0.00%

As of

June 30, 2026

U.S. Small Cap Portfolio

Dfa Investment Dimensions Group Inc

Position value

$96.1K

% of company

0.54%

% of the fund

0.00%

As of

July 31, 2026

16 more funds behind a free account

See every fund holding Mexco Energy Corp and how much of the fund the position is.

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