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BLAIR WILLIAM & CO/IL

Position in MA — Mastercard Inc

CIK 902367 CHICAGO, IL

Position in MA

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$432,630,959
-$28,757,583 QoQ
Shares Held
842,350
-8.8% QoQ
Ownership
0.096%
of shares outstanding
% of Portfolio
1.31%
of 13F equity value
Holder Rank
#123
of 3,563 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 79% Shared 0% None 21%

Common Shares in MA Over Time

Shares Held

Position Value (USD)

Position in Credit Services

Financial Services · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $1,342,935,343 across 14 Credit Services names. MA ranks #2 (32.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 MA
Mastercard Inc
This page
842,350 $432,630,959

All Filings in MA

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $432,630,959 842,350
2026-03-31 $461,388,542 923,405
2025-12-31 $545,297,725 955,188
2025-09-30 $555,498,139 976,597
2025-06-30 $566,055,086 1,007,323
2025-03-31 $559,463,343 1,020,695
2024-12-31 $547,470,089 1,039,691
2024-09-30 $514,119,376 1,041,149
2024-06-30 $461,780,700 1,046,742
2024-03-31 $504,021,756 1,046,622
2023-12-31 $507,398,474 1,189,652
2023-09-30 $475,907,970 1,202,061
2023-06-30 $471,927,356 1,199,917
2023-03-31 $438,231,394 1,205,887
2022-12-31 $417,707,532 1,201,241
2022-09-30 $345,314,438 1,214,442
2022-06-30 $381,212,781 1,208,358
2022-03-31 $435,455,021 1,218,465
2021-12-31 $432,362,210 1,203,279
2021-09-30 $427,390,507 1,229,264
2021-06-30 $436,502,334 1,195,602
2021-03-31 $425,484,022 1,195,012
2020-12-31 $423,370,817 1,186,112
2020-09-30 $398,927,989 1,179,667
2020-06-30 $353,339,618 1,194,926
2020-03-31 $276,011,045 1,142,619