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William Blair & Company Portfolio holdings
AUM
$38.4B
1-Year Est. Return
25.71%
This Fund
S&P 500
This Quarter
Est. Return
+10.07%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$31.8B
AUM Growth
+$2.49B
(+8.5%)
Cap. Flow
+$139M
Cap. Flow
% of AUM
0.44%
Top 10 Holdings %
Top 10 Hldgs %
23.43%
Holding
1,869
New
90
Increased
714
Reduced
722
Closed
82
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Uber
UBER
|
+$24.2M |
| 2 |
Samsara
IOT
|
+$23.9M |
| 3 |
Procept Biorobotics
PRCT
|
+$20.5M |
| 4 |
Intuitive Surgical
ISRG
|
+$19.9M |
| 5 |
Amazon
AMZN
|
+$19.4M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SPLK
Splunk Inc
SPLK
|
+$67.1M |
| 2 |
Mastercard
MA
|
+$65.4M |
| 3 |
Aon
AON
|
+$40.3M |
| 4 |
Flywire
FLYW
|
+$25.7M |
| 5 |
DoubleVerify
DV
|
+$19.5M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.75% |
| 2 | Healthcare | 17.03% |
| 3 | Financials | 12.35% |
| 4 | Industrials | 11.88% |
| 5 | Consumer Discretionary | 8.53% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
851
VanEck High Yield Muni ETF
HYD
$4.42B
| $1.05M | ﹤0.01% |
20,075
+75
| +0.4% | +$3.87K |
|
852
Builders FirstSource
BLDR
$7.91B
| $1.04M | ﹤0.01% |
4,972
-172
| -3% | -$31.8K |
|
853
iShares S&P Small-Cap 600 Value ETF
IJS
$8.43B
| $1.04M | ﹤0.01% |
10,085
+451
| +5% | +$44.8K |
|
854
Vanguard Financials ETF
VFH
$14B
| $1.04M | ﹤0.01% |
10,120
+1,188
| +13% | +$114K |
|
855
JPMorgan BetaBuilders Developed Asia Pacific-ex Japan ETF
BBAX
$6.78B
| $1.03M | ﹤0.01% |
21,380
+416
| +2% | +$19.9K |
|
856
Factset
FDS
$10.2B
| $1.02M | ﹤0.01% |
2,246
-659
| -23% | -$307K |
|
857
iShares 7-10 Year Treasury Bond ETF
IEF
$47.3B
| $1.02M | ﹤0.01% |
10,744
-154
| -1% | -$14.6K |
|
858
Huron Consulting
HURN
$2.47B
| $1.02M | ﹤0.01% |
10,512
+218
| +2% | +$22.1K |
|
859
Core Scientific Inc Tranche 2 Warrants
CORZZ
$1.74B
| $1.01M | ﹤0.01% |
+422,195
| New | +$1.04M |
|
|
FFIC
860
DELISTED
Flushing Financial
FFIC
| $1.01M | ﹤0.01% |
80,170
| – | – |
|
861
Privia Health
PRVA
$2.78B
| $1.01M | ﹤0.01% |
51,564
+28,689
| +125% | +$606K |
|
862
Yum China
YUMC
$16.2B
| $1.01M | ﹤0.01% |
25,337
-5,198
| -17% | -$205K |
|
863
GSK
GSK
$101B
| $1.01M | ﹤0.01% |
23,493
+3,044
| +15% | +$126K |
|
864
United Airlines
UAL
$41B
| $1M | ﹤0.01% |
20,986
+115
| +0.6% | +$4.93K |
|
865
Alliant Energy
LNT
$18.2B
| $1M | ﹤0.01% |
19,915
+2,360
| +13% | +$116K |
|
866
iShares ESG Aware 1-5 Year USD Corporate Bond ETF
SUSB
$1.3B
| $1M | ﹤0.01% |
40,893
+3,893
| +11% | +$95.1K |
|
867
Bright Horizons
BFAM
$3.85B
| $997K | ﹤0.01% |
8,795
-738
| -8% | -$77.8K |
|
868
Krystal Biotech
KRYS
$9.72B
| $997K | ﹤0.01% |
5,602
-550
| -9% | -$76.4K |
|
|
RDFN
869
DELISTED
Redfin
RDFN
| $992K | ﹤0.01% |
149,246
-18,455
| -11% | -$140K |
|
|
AZEK
870
DELISTED
The AZEK Co
AZEK
| $992K | ﹤0.01% |
19,759
-17,364
| -47% | -$757K |
|
871
VSE Corp
VSEC
$6.48B
| $988K | ﹤0.01% |
12,353
-579
| -4% | -$39.6K |
|
872
The Mosaic Company
MOS
$6.92B
| $986K | ﹤0.01% |
30,377
-522
| -2% | -$16.6K |
|
873
Kohl's
KSS
$2.22B
| $984K | ﹤0.01% |
33,753
+8,187
| +32% | +$220K |
|
874
First US Bancshares
FUSB
$90.7M
| $981K | ﹤0.01% |
105,972
+62
| +0.1% | +$613 |
|
875
SPS Commerce
SPSC
$2.86B
| $980K | ﹤0.01% |
5,300
+362
| +7% | +$66.8K |
|
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William Blair & Company's Q1 2024 Portfolio in Review
As of Q1 2024, William Blair & Company held 1,869 positions worth $31.8B, up 8.5% from $29.3B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
William Blair & Company's Q1 2024 filing shows 90 new, 714 increased, 722 reduced and 82 closed positions. Its largest new stake was Procept Biorobotics: 429,793 shares worth $21.2M. The largest sale was Splunk Inc, an estimated $67.1M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 26% a quarter earlier, followed by Healthcare and Financials.
- William Blair & Company's largest Q1 2024 buy was Procept Biorobotics: 429,793 shares worth $21.2M.
- William Blair & Company added most to Uber in Q1 2024, an estimated $24.2M increase.
- William Blair & Company's biggest Q1 2024 reduction was Mastercard, cutting an estimated $65.4M.
- William Blair & Company fully exited Splunk Inc in Q1 2024, selling an estimated $67.1M.
- William Blair & Company's ten largest holdings make up 23% of its $31.8B portfolio in Q1 2024.
- William Blair & Company opened 90 new positions and closed 82 in Q1 2024.
- William Blair & Company's portfolio value rose 8.5% quarter-over-quarter to $31.8B.
Based on William Blair & Company's 13F filing for Q1 2024, filed 9 May 2024.