Filed: 5/9/2025ACC: 0001104659-25-046545
📋 What this filing means
BLAIR WILLIAM & CO/IL filed this quarterly 13F‑HR report disclosing 1801 equity positions with a total reported market value of $33.16B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
1801
Positions
$33.16B
Total AUM (reported)
270.25M
Total Shares
Allocation by class
COM$21.97B66.3%
CL A$2.83B8.5%
COM CL A$893.32M2.7%
COM NEW$575.08M1.7%
CAP STK CL C$502.39M1.5%
TR UNIT$478.70M1.4%
CAP STK CL A$399.62M1.2%
Portfolio Concentration
Top 3$3.96B11.9%
4–10$3.92B11.8%
11–25$5.17B15.6%
Rest$20.10B60.6%
Top 3 weight
11.9%
Top 10 weight
23.8%
Voting Authority Distribution
Total shares with voting rights: 270.25M
Sole
Full voting authority
217.36M
shares
% of voting shares80.4%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
52.88M
shares
% of voting shares19.6%
Investment Discretion (by position count)
Sole1801
Shared0
Other0
Dominant voting typeSole · 80.4% of voting shares
Institutional Holdings1801
Rows:
MICROSOFT CORP
SOLEShares3.77M
TypeSH
Market value$1.41B
4.26%
Sole
2.87M
Shared
0.00
None
899.11K
APPLE INC
SOLEShares6.17M
TypeSH
Market value$1.37B
4.14%
Sole
4.69M
Shared
0.00
None
1.48M
AMAZON COM INC
SOLEShares6.15M
TypeSH
Market value$1.17B
3.53%
Sole
4.82M
Shared
0.00
None
1.33M
VISA INC
SOLEShares2.04M
TypeSH
Market value$713.80M
2.15%
Sole
1.77M
Shared
0.00
None
264.66K
NVIDIA CORPORATION
SOLEShares5.38M
TypeSH
Market value$583.15M
1.76%
Sole
4.21M
Shared
0.00
None
1.17M
JPMORGAN CHASE & CO.
SOLEShares2.32M
TypeSH
Market value$568.88M
1.72%
Sole
1.58M
Shared
0.00
None
735.34K
MASTERCARD INCORPORATED
SOLEShares1.02M
TypeSH
Market value$559.46M
1.69%
Sole
803.53K
Shared
0.00
None
217.16K
COSTCO WHSL CORP NEW
SOLEShares548.90K
TypeSH
Market value$519.14M
1.57%
Sole
438.99K
Shared
0.00
None
109.91K
ALPHABET INC
SOLEShares3.22M
TypeSH
Market value$502.39M
1.52%
Sole
2.65M
Shared
0.00
None
563.03K
SPDR S&P 500 ETF TR
SOLEShares854.38K
TypeSH
Market value$477.93M
1.44%
Sole
734.18K
Shared
0.00
None
120.20K
IDEXX LABS INC
SOLEShares1.09M
TypeSH
Market value$458.07M
1.38%
Sole
901.93K
Shared
0.00
None
188.83K
FISERV INC
SOLEShares1.99M
TypeSH
Market value$439.45M
1.33%
Sole
1.74M
Shared
0.00
None
252.04K
PROGRESSIVE CORP
SOLEShares1.52M
TypeSH
Market value$431.04M
1.30%
Sole
1.36M
Shared
0.00
None
166.32K
WATSCO INC
SOLEShares814.71K
TypeSH
Market value$414.12M
1.25%
Sole
652.53K
Shared
0.00
None
162.18K
ALPHABET INC
SOLEShares2.58M
TypeSH
Market value$399.62M
1.21%
Sole
1.99M
Shared
0.00
None
598.17K
STRYKER CORPORATION
SOLEShares926.38K
TypeSH
Market value$344.84M
1.04%
Sole
647.17K
Shared
0.00
None
279.20K
META PLATFORMS INC
SOLEShares551.16K
TypeSH
Market value$317.67M
0.96%
Sole
459.62K
Shared
0.00
None
91.53K
ZOETIS INC
SOLEShares1.89M
TypeSH
Market value$311.56M
0.94%
Sole
1.45M
Shared
0.00
None
438.72K
UBER TECHNOLOGIES INC
SOLEShares4.25M
TypeSH
Market value$309.57M
0.93%
Sole
3.14M
Shared
0.00
None
1.11M
INTERCONTINENTAL EXCHANGE IN
SOLEShares1.77M
TypeSH
Market value$306.07M
0.92%
Sole
1.21M
Shared
0.00
None
562.37K
VEEVA SYS INC
SOLEShares1.30M
TypeSH
Market value$300.87M
0.91%
Sole
1.06M
Shared
0.00
None
242.76K
DANAHER CORPORATION
SOLEShares1.44M
TypeSH
Market value$295.97M
0.89%
Sole
1.04M
Shared
0.00
None
404.79K
COPART INC
SOLEShares5.15M
TypeSH
Market value$291.58M
0.88%
Sole
4.04M
Shared
0.00
None
1.12M
HOME DEPOT INC
SOLEShares761.91K
TypeSH
Market value$279.23M
0.84%
Sole
569.09K
Shared
0.00
None
192.82K
ELI LILLY & CO
SOLEShares331.82K
TypeSH
Market value$274.05M
0.83%
Sole
239.07K
Shared
0.00
None
92.75K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MICROSOFT CORPSOLE | COM | 3.77M | SH | $1.41B 4.26% | 2.87M | 0.00 | 899.11K |
APPLE INCSOLE | COM | 6.17M | SH | $1.37B 4.14% | 4.69M | 0.00 | 1.48M |
AMAZON COM INCSOLE | COM | 6.15M | SH | $1.17B 3.53% | 4.82M | 0.00 | 1.33M |
VISA INCSOLE | COM CL A | 2.04M | SH | $713.80M 2.15% | 1.77M | 0.00 | 264.66K |
NVIDIA CORPORATIONSOLE | COM | 5.38M | SH | $583.15M 1.76% | 4.21M | 0.00 | 1.17M |
JPMORGAN CHASE & CO.SOLE | COM | 2.32M | SH | $568.88M 1.72% | 1.58M | 0.00 | 735.34K |
MASTERCARD INCORPORATEDSOLE | CL A | 1.02M | SH | $559.46M 1.69% | 803.53K | 0.00 | 217.16K |
COSTCO WHSL CORP NEWSOLE | COM | 548.90K | SH | $519.14M 1.57% | 438.99K | 0.00 | 109.91K |
ALPHABET INCSOLE | CAP STK CL C | 3.22M | SH | $502.39M 1.52% | 2.65M | 0.00 | 563.03K |
SPDR S&P 500 ETF TRSOLE | TR UNIT | 854.38K | SH | $477.93M 1.44% | 734.18K | 0.00 | 120.20K |
IDEXX LABS INCSOLE | COM | 1.09M | SH | $458.07M 1.38% | 901.93K | 0.00 | 188.83K |
FISERV INCSOLE | COM | 1.99M | SH | $439.45M 1.33% | 1.74M | 0.00 | 252.04K |
PROGRESSIVE CORPSOLE | COM | 1.52M | SH | $431.04M 1.30% | 1.36M | 0.00 | 166.32K |
WATSCO INCSOLE | COM | 814.71K | SH | $414.12M 1.25% | 652.53K | 0.00 | 162.18K |
ALPHABET INCSOLE | CAP STK CL A | 2.58M | SH | $399.62M 1.21% | 1.99M | 0.00 | 598.17K |
STRYKER CORPORATIONSOLE | COM | 926.38K | SH | $344.84M 1.04% | 647.17K | 0.00 | 279.20K |
META PLATFORMS INCSOLE | CL A | 551.16K | SH | $317.67M 0.96% | 459.62K | 0.00 | 91.53K |
ZOETIS INCSOLE | CL A | 1.89M | SH | $311.56M 0.94% | 1.45M | 0.00 | 438.72K |
UBER TECHNOLOGIES INCSOLE | COM | 4.25M | SH | $309.57M 0.93% | 3.14M | 0.00 | 1.11M |
INTERCONTINENTAL EXCHANGE INSOLE | COM | 1.77M | SH | $306.07M 0.92% | 1.21M | 0.00 | 562.37K |
VEEVA SYS INCSOLE | CL A COM | 1.30M | SH | $300.87M 0.91% | 1.06M | 0.00 | 242.76K |
DANAHER CORPORATIONSOLE | COM | 1.44M | SH | $295.97M 0.89% | 1.04M | 0.00 | 404.79K |
COPART INCSOLE | COM | 5.15M | SH | $291.58M 0.88% | 4.04M | 0.00 | 1.12M |
HOME DEPOT INCSOLE | COM | 761.91K | SH | $279.23M 0.84% | 569.09K | 0.00 | 192.82K |
ELI LILLY & COSOLE | COM | 331.82K | SH | $274.05M 0.83% | 239.07K | 0.00 | 92.75K |
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