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MediaAlpha

171 hedge funds and large institutions have $618M invested in MediaAlpha in 2025 Q4 according to their latest regulatory filings, with 35 funds opening new positions, 76 increasing their positions, 48 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

169% more call options, than puts

Call options by funds: $2.29M | Put options by funds: $851K

84% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 19

58% more repeat investments, than reductions

Existing positions increased: 76 | Existing positions reduced: 48

14% more capital invested

Capital invested by funds: $544M → $618M (+$74.1M)

10% more funds holding

Funds holding: 156171 (+15)

0.86% less ownership

Funds ownership: 84.84%83.98% (-0.86%)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
171
Holders Change
+15
Holders Change %
+9.62%
% of All Funds
2.08%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.02%
New
35
Increased
76
Reduced
48
Closed
19
Calls
$2.29M
Puts
$851K
Net Calls
+$1.43M
Net Calls Change
+$101K
Name Holding Trade Value Shares
Change
Change in
Stake
Marshall Wace
26
Marshall Wace
United Kingdom
$4.25M +$1.78M +145,645 +80%
Dimensional Fund Advisors
27
Dimensional Fund Advisors
Texas
$4.14M +$2.46M +201,106 +169%
Qube Research & Technologies (QRT)
28
Qube Research & Technologies (QRT)
United Kingdom
$3.68M -$2.69M -220,330 -44%
Charles Schwab
29
Charles Schwab
California
$3.62M +$1.01K +83 +0%
TIM
30
Triad Investment Management
California
$3.57M +$3.36M +275,437 New
BNP Paribas Financial Markets
31
BNP Paribas Financial Markets
France
$3.54M +$972K +79,564 +41%
Northern Trust
32
Northern Trust
Illinois
$3.46M -$250K -20,484 -7%
Janus Henderson Group
33
Janus Henderson Group
United Kingdom
$3.44M -$1.47M -120,249 -31%
Pacer Advisors
34
Pacer Advisors
Pennsylvania
$3.41M +$203K +16,597 +7%
YIH
35
Y-Intercept (HK)
Hong Kong
$2.72M +$33.4K +2,736 +1%
SPCM
36
Stoic Point Capital Management
California
$2.68M +$2.53M +207,298 New
Balyasny Asset Management
37
Balyasny Asset Management
Illinois
$2.38M +$2.25M +184,159 New
Citadel Advisors
38
Citadel Advisors
Florida
$2.2M +$2.07M +169,647 New
PP
39
PDT Partners
New York
$2.14M
Canada Pension Plan Investment Board
40
Canada Pension Plan Investment Board
Ontario, Canada
$1.77M +$72.1K +5,900 +5%
Squarepoint
41
Squarepoint
New York
$1.61M +$1.14M +93,630 +305%
Man Group
42
Man Group
United Kingdom
$1.44M +$1.35M +110,876 New
HF
43
HRT Financial
New York
$1.41M +$1.33M +109,023 New
BFM
44
Boothbay Fund Management
New York
$1.4M +$458K +37,477 +53%
Barclays
45
Barclays
United Kingdom
$1.18M +$68.2K +5,584 +7%
Russell Investments Group
46
Russell Investments Group
United Kingdom
$1.18M +$479K +39,209 +76%
XT
47
XTX Topco
Cayman Islands
$1.17M +$753K +61,628 +212%
IC
48
IEQ Capital
California
$1.14M +$105K +8,579 +11%
Bank of New York Mellon
49
Bank of New York Mellon
New York
$1.13M -$145K -11,832 -12%
Tudor Investment Corp
50
Tudor Investment Corp
Connecticut
$1.08M +$1.02M +83,330 New