$MOBX

$0.76 +$0.04 (5.42%) Close

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

Ownership

13F as of Q2 2026 · 12.6M shares outstanding

Who owns MOBX?

By type of holder

Institutions 0.0% Insiders 0.0% Everyone else 100.0%

Concentration Top 1 holders own 26.2%

Keyvan Samini 26.2%

Institutional ownership

0.0%

-60.9 pts vs last qtr

Institutional holders

-24 vs last qtr

Net shares bought

−7.7M

by institutions in Q2 2026

New / sold out

0 / 24

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

None.

Biggest sellers in Q2 2026

Vanguard Capital Management LLC SOLD OUT −2.3M
Vanguard Capital Wealth Advisors SOLD OUT −1.5M

Who is planning to sell?

Notices of proposed sale, last 12 months

$430K

8 notices from 4 people

Shares covered

560.8K

4.44% 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

Samini Keyvan Officer $252K
Philip Sansone Affiliate $100K

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, FY2022–FY2025

+848.2%

+111.65% a year

Each share's claim on the business

−89.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $62.5M

over 4 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

No 13F manager reports holding MOBX.

Super Investors

Investment managers reporting MOBX on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
VC Vanguard Capital Management LLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding2.3M (Q1'26) Change over 8 quarters0 Vanguard Capital Management LLC's full portfolio →
VC Vanguard Capital Wealth Advisors	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding1.5M (Q1'26) Change over 8 quarters−127.0K Vanguard Capital Wealth Advisors's full portfolio →

Vanguard Capital Management LLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

Vanguard Capital Wealth Advisors

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

3 more super investors behind a free account

See every manager holding MOBIX LABS, INC., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MOBX on Form N-PORT; together they hold 20.9% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$436K	1.3M	10.32%	0.00%	March 31, 2026
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$334K	998.4K	7.90%	0.00%	March 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$436K

% of company

10.32%

% of the fund

0.00%

As of

March 31, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$334K

% of company

7.90%

% of the fund

0.00%

As of

March 31, 2026

5 more funds behind a free account

See every fund holding MOBIX LABS, 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
KS Keyvan Samini 5%+ holder 13D · 5.6%	3.3M	26.24%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company26.240% Disclosed stake13D · 5.6% View the 13D/G filing →

Keyvan Samini

5%+ holder13D · 5.6%

3.3M

% of company

26.24%

Change vs last qtr

—

Held since

—

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