Filed: 5/12/2023ACC: 0001644956-23-000003
📋 What this filing means
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC filed this quarterly 13F‑HR report disclosing 393 equity positions with a total reported market value of $28.70B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
393
Positions
$28.70B
Total AUM (reported)
517.56M
Total Shares
Allocation by class
COM$20.32B70.8%
CL A$2.69B9.4%
SPONSORED ADS$1.25B4.4%
SHS$1.11B3.9%
COM NEW$601.21M2.1%
CAP STK CL A$533.94M1.9%
COM CL A$382.32M1.3%
Portfolio Concentration
Top 3$2.54B8.9%
4–10$3.07B10.7%
11–25$4.17B14.5%
Rest$18.92B65.9%
Top 3 weight
8.9%
Top 10 weight
19.5%
Voting Authority Distribution
Total shares with voting rights: 517.56M
Sole
Full voting authority
412.29M
shares
% of voting shares79.7%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
105.27M
shares
% of voting shares20.3%
Investment Discretion (by position count)
Sole393
Shared0
Other0
Dominant voting typeSole · 79.7% of voting shares
Institutional Holdings393
Rows:
TAIWAN SEMICONDUCTOR MFG LTD
SOLEShares11.19M
TypeSH
Market value$1.04B
3.63%
Sole
9.26M
Shared
0.00
None
1.94M
MICROSOFT CORP
SOLEShares3.36M
TypeSH
Market value$969.60M
3.38%
Sole
3.19M
Shared
0.00
None
177.55K
ALPHABET INC
SOLEShares5.15M
TypeSH
Market value$533.94M
1.86%
Sole
4.83M
Shared
0.00
None
312.47K
MERCADOLIBRE INC
SOLEShares366.16K
TypeSH
Market value$482.62M
1.68%
Sole
303.08K
Shared
0.00
None
63.07K
LINDE PLC
SOLEShares1.35M
TypeSH
Market value$481.41M
1.68%
Sole
1.24M
Shared
0.00
None
116.86K
AMAZON COM INC
SOLEShares4.50M
TypeSH
Market value$464.71M
1.62%
Sole
4.25M
Shared
0.00
None
244.15K
MASTERCARD INCORPORATED
SOLEShares1.25M
TypeSH
Market value$455.25M
1.59%
Sole
1.15M
Shared
0.00
None
97.81K
CANADIAN PAC RY LTD
SOLEShares5.40M
TypeSH
Market value$415.80M
1.45%
Sole
4.46M
Shared
0.00
None
947.53K
BWX TECHNOLOGIES INC
SOLEShares6.35M
TypeSH
Market value$400.42M
1.40%
Sole
5.42M
Shared
0.00
None
930.56K
BUILDERS FIRSTSOURCE INC
SOLEShares4.12M
TypeSH
Market value$365.66M
1.27%
Sole
3.55M
Shared
0.00
None
568.60K
UNITEDHEALTH GROUP INC
SOLEShares735.48K
TypeSH
Market value$347.58M
1.21%
Sole
688.07K
Shared
0.00
None
47.41K
AXON ENTERPRISE INC
SOLEShares1.41M
TypeSH
Market value$316.37M
1.10%
Sole
1.22M
Shared
0.00
None
187.82K
CHEMED CORP NEW
SOLEShares560.74K
TypeSH
Market value$301.54M
1.05%
Sole
489.60K
Shared
0.00
None
71.14K
ICON PLC
SOLEShares1.35M
TypeSH
Market value$287.84M
1.00%
Sole
1.16M
Shared
0.00
None
191.96K
EURONET WORLDWIDE INC
SOLEShares2.57M
TypeSH
Market value$287.29M
1.00%
Sole
2.21M
Shared
0.00
None
359.30K
ENCOMPASS HEALTH CORP
SOLEShares5.31M
TypeSH
Market value$287.14M
1.00%
Sole
4.52M
Shared
0.00
None
784.84K
BRINKS CO
SOLEShares4.29M
TypeSH
Market value$286.66M
1.00%
Sole
3.65M
Shared
0.00
None
636.30K
MERCURY SYS INC
SOLEShares5.35M
TypeSH
Market value$273.41M
0.95%
Sole
4.56M
Shared
0.00
None
784.90K
CAMECO CORP
SOLEShares10.24M
TypeSH
Market value$267.99M
0.93%
Sole
8.67M
Shared
0.00
None
1.57M
PENUMBRA INC
SOLEShares940.73K
TypeSH
Market value$262.17M
0.91%
Sole
815.06K
Shared
0.00
None
125.67K
NICE LTD
SOLEShares1.13M
TypeSH
Market value$258.89M
0.90%
Sole
995.41K
Shared
0.00
None
135.61K
GUIDEWIRE SOFTWARE INC
SOLEShares3.15M
TypeSH
Market value$258.08M
0.90%
Sole
2.88M
Shared
0.00
None
268.62K
MERIT MED SYS INC
SOLEShares3.40M
TypeSH
Market value$251.12M
0.88%
Sole
2.86M
Shared
0.00
None
540.79K
PERFORMANCE FOOD GROUP CO
SOLEShares4.03M
TypeSH
Market value$243.20M
0.85%
Sole
3.47M
Shared
0.00
None
563.15K
CASELLA WASTE SYS INC
SOLEShares2.94M
TypeSH
Market value$242.85M
0.85%
Sole
2.43M
Shared
0.00
None
508.99K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
TAIWAN SEMICONDUCTOR MFG LTDSOLE | SPONSORED ADS | 11.19M | SH | $1.04B 3.63% | 9.26M | 0.00 | 1.94M |
MICROSOFT CORPSOLE | COM | 3.36M | SH | $969.60M 3.38% | 3.19M | 0.00 | 177.55K |
ALPHABET INCSOLE | CAP STK CL A | 5.15M | SH | $533.94M 1.86% | 4.83M | 0.00 | 312.47K |
MERCADOLIBRE INCSOLE | COM | 366.16K | SH | $482.62M 1.68% | 303.08K | 0.00 | 63.07K |
LINDE PLCSOLE | SHS | 1.35M | SH | $481.41M 1.68% | 1.24M | 0.00 | 116.86K |
AMAZON COM INCSOLE | COM | 4.50M | SH | $464.71M 1.62% | 4.25M | 0.00 | 244.15K |
MASTERCARD INCORPORATEDSOLE | CL A | 1.25M | SH | $455.25M 1.59% | 1.15M | 0.00 | 97.81K |
CANADIAN PAC RY LTDSOLE | COM | 5.40M | SH | $415.80M 1.45% | 4.46M | 0.00 | 947.53K |
BWX TECHNOLOGIES INCSOLE | COM | 6.35M | SH | $400.42M 1.40% | 5.42M | 0.00 | 930.56K |
BUILDERS FIRSTSOURCE INCSOLE | COM | 4.12M | SH | $365.66M 1.27% | 3.55M | 0.00 | 568.60K |
UNITEDHEALTH GROUP INCSOLE | COM | 735.48K | SH | $347.58M 1.21% | 688.07K | 0.00 | 47.41K |
AXON ENTERPRISE INCSOLE | COM | 1.41M | SH | $316.37M 1.10% | 1.22M | 0.00 | 187.82K |
CHEMED CORP NEWSOLE | COM | 560.74K | SH | $301.54M 1.05% | 489.60K | 0.00 | 71.14K |
ICON PLCSOLE | SHS | 1.35M | SH | $287.84M 1.00% | 1.16M | 0.00 | 191.96K |
EURONET WORLDWIDE INCSOLE | COM | 2.57M | SH | $287.29M 1.00% | 2.21M | 0.00 | 359.30K |
ENCOMPASS HEALTH CORPSOLE | COM | 5.31M | SH | $287.14M 1.00% | 4.52M | 0.00 | 784.84K |
BRINKS COSOLE | COM | 4.29M | SH | $286.66M 1.00% | 3.65M | 0.00 | 636.30K |
MERCURY SYS INCSOLE | COM | 5.35M | SH | $273.41M 0.95% | 4.56M | 0.00 | 784.90K |
CAMECO CORPSOLE | COM | 10.24M | SH | $267.99M 0.93% | 8.67M | 0.00 | 1.57M |
PENUMBRA INCSOLE | COM | 940.73K | SH | $262.17M 0.91% | 815.06K | 0.00 | 125.67K |
NICE LTDSOLE | SPONSORED ADR | 1.13M | SH | $258.89M 0.90% | 995.41K | 0.00 | 135.61K |
GUIDEWIRE SOFTWARE INCSOLE | COM | 3.15M | SH | $258.08M 0.90% | 2.88M | 0.00 | 268.62K |
MERIT MED SYS INCSOLE | COM | 3.40M | SH | $251.12M 0.88% | 2.86M | 0.00 | 540.79K |
PERFORMANCE FOOD GROUP COSOLE | COM | 4.03M | SH | $243.20M 0.85% | 3.47M | 0.00 | 563.15K |
CASELLA WASTE SYS INCSOLE | CL A | 2.94M | SH | $242.85M 0.85% | 2.43M | 0.00 | 508.99K |
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