Security Snapshot

MNTN, Inc. - Common Stock (MNTN) Institutional Ownership

CUSIP: 55318A108

13F Institutional Holders and Ownership History from Q2 2025 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

125

Shares (Excl. Options)

38,314,451

Price

$9.20

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Security type / class
Equity / Common Stock
Symbol
MNTN on NYSE
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
38,314,451
Latest holder snapshot 5 signals
Total 13F value
$352,403,618
Portfolio coverage rank
0%
Share change
+8,224,803
Value change
+$75,952,007
Number of holders
125
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
61,200,935
SEC-reported price per share
$10.50
Insider filing price
$10.50
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • MNTN - MNTN, Inc. - Common Stock is tracked under CUSIP 55318A108.
  • 125 institutions reported positions in Q2 2026.
  • 11 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 91 to 125 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $263,934,541 to $352,403,618.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 125 institutions filings for Q2 2026.

Open SEC evidence

Security key

55318A108

Latest holder period

Q2 2026

13F holders

125

13D/G owners

11

CIK / CUSIP context first

Open Q2 2026 holders MNTN full holder history MNTN, Inc. SEC filings MNTN, Inc. company facts MNTN, Inc. insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
11
Security
MNTN
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Douglas Mark Steven 18% $91,551,132 9,586,506 Mark Douglas 30 Jun 2025
Baroda Ventures LLC 12% $140,933,058 6,711,098 Baroda Ventures LLC 30 Jun 2025
WELLINGTON MANAGEMENT GROUP LLP 10% -21% $66,229,832 +$6,057,240 6,307,603 +10% Wellington Management Group LLP 31 Jul 2026
Mercato Partners Growth III GP, LLC 13% $129,528,462 6,168,022 Mercato Partners Growth III GP, LLC 30 Jun 2025
MGD Holdings 8% $87,234,861 4,154,041 MGD Holdings 30 Jun 2025
Greycroft Partners II, L.P. 6.4% +20% $34,425,327 +$12,583,340 3,911,969 +58% Greycroft Partners II, L.P. 31 Mar 2026
Rincon Venture Partners, LLC 6.8% $73,162,467 3,483,927 James Michael Andelman 30 Jun 2025
FMR LLC 5.1% +2% $32,992,050 +$3,330,348 3,142,100 +11% FMR LLC 30 Jun 2026
Peak Investment Holdings, LLC 7.1% $64,626,282 3,077,442 Peak Investment Holdings, LLC 30 Jun 2025
WELLINGTON TRUST Co N A 5.5% $44,726,350 2,411,124 Wellington Trust Company, NA 30 Sep 2025
QUALCOMM INC/DE 0.24% -88% $1,352,400 -$29,621,636 147,000 -96% QUALCOMM Incorporated 30 Jun 2026

As of 30 Jun 2026, 125 institutional investors reported holding 38,314,451 shares of MNTN, Inc. - Common Stock (MNTN). This represents 63% of the company’s total 61,200,935 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
53%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Mercato Management Legacy, LLC 10% 6,168,022 0% 100% $56,745,802
WELLINGTON MANAGEMENT GROUP LLP 9.2% 5,630,486 -9.3% 0.01% $51,800,471
BlackRock, Inc. 7% 4,259,878 +1527% 0% $39,190,877
FMR LLC 5.1% 3,142,100 +11% 0% $28,907,320
GREYCROFT LP 3.4% 2,061,643 0% 43% $18,967,116
VANGUARD CAPITAL MANAGEMENT LLC 3.1% 1,919,227 +34% 0% $17,656,888
D. E. Shaw & Co., Inc. 1.9% 1,157,448 +143% 0.01% $10,648,522
GEODE CAPITAL MANAGEMENT, LLC 1.4% 838,563 +479% 0% $7,715,402
ACADIAN ASSET MANAGEMENT LLC 1.1% 692,998 +1138% 0.01% $6,365,000
AMERICAN FINANCIAL GROUP INC 1% 629,683 +8.6% 2% $5,793,084
VANGUARD PORTFOLIO MANAGEMENT LLC 1% 609,661 +1346% 0% $5,608,881
BNP PARIBAS FINANCIAL MARKETS 0.95% 579,841 0% 0% $5,334,537
CITADEL ADVISORS LLC 0.89% 541,761 -14% 0% $4,984,201
MORGAN STANLEY 0.79% 480,897 +242% 0% $4,424,252
STATE STREET CORP 0.77% 473,020 +876% 0% $4,351,784
GOLDMAN SACHS GROUP INC 0.7% 427,867 +203% 0% $3,936,377
RAYMOND JAMES FINANCIAL INC 0.66% 404,893 +311% 0% $3,725,015
BANK OF AMERICA CORP /DE/ 0.65% 396,485 +557% 0% $3,647,662
Jump Financial, LLC 0.58% 355,597 +472% 0.03% $3,271,492
Militia Capital Management LLC 0.57% 350,000 +30% 0.58% $3,220,000
Man Group plc 0.56% 341,836 +27% 0.01% $3,144,891
Proem Advisors LLC 0.56% 340,441 +4.6% 0.64% $3,132,057
NORTHERN TRUST CORP 0.52% 320,198 +1182% 0% $2,945,822
Trexquant Investment LP 0.48% 291,432 +3.2% 0.02% $2,681,174
JPMORGAN CHASE & CO 0.48% 290,845 +79% 0% $2,626,330

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
5
Latest
Q2 2026
Rows shown
1-5 of 5
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 38,314,451 $352,403,618 +$75,952,007 $9.20 125
2026 Q1 29,994,101 $263,934,541 -$26,300,595 $8.80 91
2025 Q4 24,386,570 $291,194,293 +$43,789,622 $11.94 95
2025 Q3 19,773,364 $366,799,818 -$24,543,335 $18.55 76
2025 Q2 20,170,303 $441,125,328 +$439,997,788 $21.87 59
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