$MNTN

$9.43 +$0.03 (0.32%) Live

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

Ownership

13F as of Q2 2026 · 73.9M shares outstanding

Who owns MNTN?

By type of holder

Institutions 51.8% Insiders 0.0% Everyone else 48.2%

Concentration Top 10 holders own 35.7%

Wellington Management Group LLP 7.6% · Mercato Management Legacy, LLC 8.3%

Institutional ownership

51.8%

+11.1 pts vs last qtr

Institutional holders

124

+29 vs last qtr

Net shares bought

+8.2M

by institutions in Q2 2026

New / sold out

50 / 21

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

BlackRock, Inc. +4.0M
Geode Capital Management, LLC +693.8K

Biggest sellers in Q2 2026

Qube Research & Technologies Ltd −631.9K
Federated Hermes, Inc. −620.0K

Who is planning to sell?

Notices of proposed sale, last 12 months

$59.6M

5 notices from 2 people

Shares covered

5.6M

7.54% 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

Qualcomm Inc Holder of more than 10% of voting power $53.6M
Hadi Partovi Investments LLC Director $6.01M

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, FY2024–FY2025

+268.5%

+268.51% a year

Each share's claim on the business

−72.9%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$10.4M vs $62.9M

over 2 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 years0% 1–3 years53% Under 1 year47%

Quarterly turnover

30.1%

of institutional shares changed hands

Top 10 managers, median time held

1 year

Super Investors

Investment managers reporting MNTN on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
WM Wellington Management Group LLP	5.6M	7.62%	−578.7K (−9.3%)	2025	0.0%
Shares held by quarter Peak holding6.2M (Q1'26) Change over 8 quarters+5.6M Share of the company7.620% Wellington Management Group LLP's full portfolio →
MM Mercato Management Legacy, LLC	6.2M	8.34%	Unchanged	Q1 '26	100.0%
Shares held by quarter Peak holding6.2M (Q1'26) Change over 8 quarters+6.2M Share of the company8.340% Mercato Management Legacy, LLC's full portfolio →

Wellington Management Group LLP

5.6M

% of company

7.62%

Change vs last qtr

−578.7K (−9.3%)

Held since

2025

Mercato Management Legacy, LLC

6.2M

% of company

8.34%

Change vs last qtr

Unchanged

Held since

Q1 '26

28 more super investors behind a free account

See every manager holding MNTN, Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MNTN on Form N-PORT; together they hold 15.0% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$15.2M	1.7M	2.24%	0.00%	June 30, 2026
FS Fidelity Small Cap Growth Fund Fidelity Securities Fund	$14.5M	1.6M	2.13%	0.16%	July 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$15.2M

% of company

2.24%

% of the fund

0.00%

As of

June 30, 2026

Fidelity Small Cap Growth Fund

Fidelity Securities Fund

Position value

$14.5M

% of company

2.13%

% of the fund

0.16%

As of

July 31, 2026

23 more funds behind a free account

See every fund holding MNTN, Inc. and how much of the fund the position is.

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