13FAI ai-powered hedge fund tracker

MASTERCARD INCORPORATED (MA) — Hedge Fund Ownership Q1 2026

MA
Q1 2026Q4 2025Q3 2025Q2 2025
# Fund % of Portfolio † Shares † Shares vs Prior Quarter † Shares vs Prior Year † Aggregate Value † Reported Price * Option
1
Valley Forge Capital Management
22.02% 1.5M +0.01% +0.18% $743.2M $499.66
2
Akre Capital Management
Chuck Akre
18.64% 2.3M -24.10% -31.52% $1.14B $499.66
3
Aquamarine Capital
Guy Spier
14.77% 40K -39.16% $20.0M $499.65
4
Gardner Russo & Quinn
Thomas Russo
9.15% 1.6M -1.95% -9.39% $777.0M $499.66
5
Triple Frond Partners
9.11% 175K NEW $87.7M $499.66
6
AltaRock Partners
6.33% 523K -3.51% -10.82% $261.2M $499.66
7
Polen Capital Management
5.33% 1.5M -27.69% -52.00% $770.2M $499.66
8
Weitz Investment Management
Wallace Weitz
5.13% 147K -5.71% -17.91% $73.5M $499.66
9
Jensen Investment Management
4.84% 491K +1.70% -28.73% $245.3M $499.66
10
Egerton Capital
John Armitage
2.55% 460K +0.29% +20.89% $229.7M $499.66
11
AKO Capital
1.52% 156K +55.42% $77.7M $499.66
12
Markel Group
Tom Gayner
0.87% 208K $103.7M $499.66
13
Giverny Capital
Francois Rochon
0.51% 28K -2.41% +3.78% $14.0M $499.66
14
Lone Pine Capital
Stephen Mandel
0.23% 57K -40.62% $28.6M $499.66
15
Yacktman Asset Management
Donald Yacktman
0.08% 12K +4.85% $5.8M $499.66
16
Semper Augustus Investments Group
Christopher Bloomstran
0.04% 658 NEW $328,852 $499.78
17
Brave Warrior Advisors
Glenn Greenberg
0.01% 422 $210,857 $499.66
18
Mairs & Power
0.00% 520 -16.67% -48.72% $259,823 $499.66
Berkshire Hathaway
EXITED
18 Total 9.2M -37.25% -44.74% $4.58B
* Reported price is not an actual purchase or sale price. It is the price as of the last portfolio date.
† Portfolio value, share counts, and period-over-period changes exclude options positions (PUT/CALL), which are shown in the Option column for reference only.