Ticker · CUSIP 55318A108

MNTN

MNTN INC

Technology·Software - Application

···Share

Holders (tracked)

Combined shares

7,799,708

Combined value

$93.13M

Last close

$10.06

Quarter

2025Q4

Price is -15.7% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$10.06-16.30 (-61.84%)H $31.47 · L $7.88 · Avg Vol 814K

Position opened

Tracked holders · last 8 quarters

+2 vs previous quarter over the last 3.

SEC event timeline

15 events

Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+70,131 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+312,330 shares · 2025Q4
Position
Two Sigma Investments opened position2026-02-17
+158,598 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+143,192 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+199,179 shares · 2025Q4
Position
Wellington Management added2026-02-17
+385,421 shares · 2025Q4
Position
George Soros (Soros Fund Mgmt) exited2026-02-13
−128,560 shares · 2025Q4
Position
Renaissance Technologies added2026-02-12
+338,189 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−70,000 shares · 2025Q3
Position
Steve Cohen (Point72) exited2025-11-14
−34,019 shares · 2025Q3
Position
Wellington Management added2025-11-14
+2,159,075 shares · 2025Q3
Position
George Soros (Soros Fund Mgmt) added2025-11-14
+28,560 shares · 2025Q3
Position
Ron Baron (Baron Capital / BAMCO) exited2025-11-14
−70,000 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+17,596 shares · 2025Q3
Position
Renaissance Technologies opened position2025-11-13
+121,000 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for MNTN →

Follow-the-investor returns

If you'd copied each holder of MNTN…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Two Sigma Investments	2025Q4	$11.94	-15.7%	$1.6M
Ken Griffin (Citadel Advisors)	2025Q2	$12.89	-22.0%	$1.2M
Ken Griffin (Citadel Advisors)	2025Q2	$12.89	-22.0%	$1.2M
Ken Griffin (Citadel Advisors)	2025Q2	$12.89	-22.0%	$1.2M
Steve Cohen (Point72)	2025Q2	$13.64	-26.2%	$2.0M
Renaissance Technologies	2025Q3	$13.68	-26.5%	$4.6M
Izzy Englander (Millennium Mgmt)	2025Q2	$18.10	-44.4%	$3.9M
Wellington Management	2025Q2	$19.95	-49.6%	$57.7M
Paul Tudor Jones (Tudor Investment)	2025Q2	$21.85	-54.0%	$706K
Chase Coleman (Tiger Global)	2025Q2	$21.87	-54.0%	$201K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions3

Steve Cohen (Point72)
+199,179
$2.4M
Two Sigma Investments
+158,598
$1.9M
Paul Tudor Jones (Tudor Investment)
+70,131
$837K

Added to4

Wellington Management
+385,421
$4.6M
Renaissance Technologies
+338,189
$4.0M
Ken Griffin (Citadel Advisors)
+312,330
$3.7M
Izzy Englander (Millennium Mgmt)
+143,192
$1.7M

Trimmed0

—

Exited1

George Soros (Soros Fund Mgmt)
−128,560
$2.4M

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2025Q2	9	4,088,446	$89.4M	—
2025Q3	8	6,200,428	$115.0M	-1
2025Q4	10	7,799,708	$93.1M	+2

Who owns MNTN

10 super-investors · 2025Q4

Tracked stake

7.80M

Combined value

$93M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New3Added6Held1

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Wellington Management	5.73M	$68M	0.0%	Added+385.4K
2	Ken Griffin Citadel Advisors	552.2K	$7M	0.0%	Added+312.3K
3	Renaissance Technologies	459.2K	$5M	0.0%	Added+338.2K
4	Izzy Englander Millennium Mgmt	392.5K	$5M	0.0%	Added+143.2K
5	Steve Cohen Point72	199.2K	$2M	0.0%	New+199.2K
6	Two Sigma Investments	158.6K	$2M	0.0%	New+158.6K	—
7	Ken Griffin Citadel Advisors	115.0K	$1M	0.0%	Added+312.3K
8	Ken Griffin Citadel Advisors	102.2K	$1M	0.0%	Added+312.3K
9	Paul Tudor Jones Tudor Investment	70.1K	$837K	0.0%	New+70.1K
10	Chase Coleman Tiger Global	20.0K	$239K	0.0%	Held

Recent moves

20 transactions

ADDKen Griffin (Citadel Advisors)
+312,330 · 2025Q4
NEWSteve Cohen (Point72)
+199,179 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+143,192 · 2025Q4
ADDWellington Management
+385,421 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+70,131 · 2025Q4
NEWTwo Sigma Investments
+158,598 · 2025Q4
SOLDGeorge Soros (Soros Fund Mgmt)
−128,560 · 2025Q4
ADDRenaissance Technologies
+338,189 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−70,000 · 2025Q3
SOLDSteve Cohen (Point72)
−34,019 · 2025Q3
SOLDRon Baron (Baron Capital / BAMCO)
−70,000 · 2025Q3
ADDWellington Management
+2,159,075 · 2025Q3
ADDGeorge Soros (Soros Fund Mgmt)
+28,560 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+17,596 · 2025Q3
NEWRenaissance Technologies
+121,000 · 2025Q3
NEWRon Baron (Baron Capital / BAMCO)
+70,000 · 2025Q2
NEWIzzy Englander (Millennium Mgmt)
+231,744 · 2025Q2
NEWSteve Cohen (Point72)
+34,019 · 2025Q2
NEWWellington Management
+3,186,227 · 2025Q2
NEWPaul Tudor Jones (Tudor Investment)
+70,000 · 2025Q2

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