BLAIR WILLIAM & CO/IL

CIK
0000902367
City
Chicago
State / Country
IL

Top Portfolio Positions

1,033 positions · $30,375,950,295 total · as of Dec 31, 2025
Ticker Company Shares Value (USD) % of Portfolio
MSFT
Microsoft Corp
Technology
3,574,568 $1,728,732,575 5.69%
AAPL
Apple Inc.
5,949,948 $1,617,552,862 5.33%
AMZN
Amazon Com Inc
6,064,424 $1,399,790,347 4.61%
NVDA
Nvidia Corp
Technology
5,494,350 $1,024,696,275 3.37%
GOOGL
Alphabet Inc.
2,493,580 $780,490,540 2.57%
JPM
Jpmorgan Chase & Co
Financial Services
2,309,809 $744,266,655 2.45%
IDXX
Idexx Laboratories Inc /De
1,001,375 $677,460,228 2.23%
V
Visa Inc.
Financial Services
1,929,237 $676,602,708 2.23%
SPY
Spdr S&P 500 Etf Trust
857,803 $584,953,021 1.93%
MA
Mastercard Inc
955,188 $545,297,725 1.80%

Portfolio Trend

24 quarters · across all stocks

Holdings in BJ

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Shares Held

Position Value (USD)

24 of 24 shown
Report Date Value (USD) Shares
2025-12-31 $26,694,435 296,506
2025-09-30 $34,506,976 370,048
2025-06-30 $40,944,776 379,716
2025-03-31 $42,687,092 374,120
2024-12-31 $36,945,778 413,495
2024-09-30 $25,723,037 311,870
2024-06-30 $24,775,974 282,058
2024-03-31 $12,639,072 167,073
2023-12-31 $11,378,062 170,688
2023-09-30 $15,547,169 217,839
2023-06-30 $14,098,802 223,755
2023-03-31 $14,791,507 194,446
2022-12-31 $9,071,859 137,120
2022-09-30 $7,385,263 101,432
2022-06-30 $6,095,955 97,817
2022-03-31 $5,135,587 75,959
2021-12-31 $5,390,884 80,497
2021-09-30 $4,293,975 78,186
2021-06-30 $1,743,949 36,653
2021-03-31 $2,316,166 51,631
2020-12-31 $2,130,663 57,153
2020-09-30 $2,162,012 52,034
2020-06-30 $1,009,383 27,083
2020-03-31 $12,089,080 474,640