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AMERICAN CENTURY COMPANIES INC

Position in BRK-B — Berkshire Hathaway Inc

CIK 748054 KANSAS CITY, MO

Position in BRK-B

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$263,947,672
+$26,444,542 QoQ
Shares Held
550,809
+16.6% QoQ
Ownership
0.039%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 95.59193840333037.ToString("F0")% Shared 4.408061596669626.ToString("F0")% None 0.ToString("F0")%

Common Shares in BRK-B Over Time

Shares Held

Position Value (USD)

Position in Insurance - Diversified

Financial Services · as of Mar 31, 2026

AMERICAN CENTURY COMPANIES INC holds $653,534,514 across 7 Insurance - Diversified names. BRK-B ranks #1 (40.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BRK-B
Berkshire Hathaway Inc
This page
550,809 $263,947,672

All Filings in BRK-B

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24 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $263,947,672 550,809
2025-12-31 $237,503,130 472,502
2025-09-30 $224,242,149 446,040
2025-06-30 $210,034,317 432,374
2025-03-31 $236,010,164 443,145
2024-12-31 $220,039,789 485,439
2024-09-30 $261,354,958 567,842
2024-06-30 $231,011,956 567,876
2024-03-31 $247,374,254 588,258
2023-12-31 $291,443,649 817,147
2023-06-30 $457,219,620 1,340,820
2023-03-31 $355,718,169 1,152,049
2022-12-31 $327,222,403 1,059,315
2022-09-30 $277,984,108 1,041,061
2022-06-30 $266,375,239 975,662
2022-03-31 $406,003,192 1,150,444
2021-12-31 $398,194,446 1,331,754
2021-09-30 $397,717,796 1,457,162
2021-06-30 $401,986,823 1,446,412
2021-03-31 $425,341,966 1,664,939
2020-12-31 $398,555,314 1,718,874
2020-09-30 $305,828,047 1,436,217
2020-06-30 $248,334,543 1,391,152
2020-03-31 $250,502,330 1,370,138