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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
+14.12%
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
$29.3B
AUM Growth
+$3.27B
(+13%)
Cap. Flow
-$91M
Cap. Flow
% of AUM
-0.31%
Top 10 Holdings %
Top 10 Hldgs %
24.41%
Holding
1,872
New
83
Increased
624
Reduced
816
Closed
87
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Guidewire Software
GWRE
|
+$37.5M |
| 2 |
SCHW
Charles Schwab
SCHW
|
+$37.1M |
| 3 |
Veralto
VLTO
|
+$17.1M |
| 4 |
Vertex Pharmaceuticals
VRTX
|
+$16.7M |
| 5 |
CoStar Group
CSGP
|
+$16.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Danaher
DHR
|
+$37.6M |
| 2 |
iRhythm Holdings
IRTC
|
+$26.7M |
| 3 |
Deere & Co
DE
|
+$22.6M |
| 4 |
Toast
TOST
|
+$21.2M |
| 5 |
Coca-Cola
KO
|
+$20.3M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 26.35% |
| 2 | Healthcare | 17.08% |
| 3 | Financials | 12.09% |
| 4 | Industrials | 11.7% |
| 5 | Consumer Discretionary | 8.53% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
626
International Paper
IP
$21.8B
| $2.43M | 0.01% |
67,146
+944
| +1% | +$33K |
|
627
State Street SPDR Bloomberg Convertible Securities ETF
CWB
$5.72B
| $2.41M | 0.01% |
33,346
+401
| +1% | +$27.2K |
|
628
Agilent Technologies
A
$41.9B
| $2.41M | 0.01% |
17,304
-698
| -4% | -$83K |
|
629
Rush Street Interactive
RSI
$2.81B
| $2.4M | 0.01% |
533,712
| – | – |
|
630
State Street SPDR MSCI USA Gender Diversity ETF
SHE
$337M
| $2.39M | 0.01% |
25,156
+5,849
| +30% | +$519K |
|
631
Invesco Dorsey Wright Momentum ETF
PDP
$1.52B
| $2.39M | 0.01% |
27,950
-1,150
| -4% | -$91.3K |
|
|
HRT
632
DELISTED
HireRight Holdings Corporation
HRT
| $2.36M | 0.01% |
175,776
-45,000
| -20% | -$509K |
|
633
PNC Financial Services
PNC
$102B
| $2.36M | 0.01% |
15,261
-2,760
| -15% | -$357K |
|
|
STR
634
DELISTED
Sitio Royalties
STR
| $2.36M | 0.01% |
100,488
-1,895
| -2% | -$44K |
|
635
Invesco S&P 500 Equal Weight Technology ETF
RSPT
$5.95B
| $2.35M | 0.01% |
72,133
+845
| +1% | +$24.8K |
|
636
MaxLinear
MXL
$6.74B
| $2.35M | 0.01% |
99,033
-34,863
| -26% | -$683K |
|
637
Eversource Energy
ES
$26.9B
| $2.34M | 0.01% |
37,964
+1,244
| +3% | +$71.7K |
|
638
Hercules Capital
HTGC
$3.11B
| $2.34M | 0.01% |
140,379
+3,000
| +2% | +$47.5K |
|
|
FLG
639
Flagstar Bank National Association
FLG
$5.9B
| $2.33M | 0.01% |
75,906
-137
| -0.2% | -$4.11K |
|
640
HCA Healthcare
HCA
$89.8B
| $2.33M | 0.01% |
8,601
+406
| +5% | +$100K |
|
641
iShares ESG Optimized MSCI USA ETF
SUSA
$4.17B
| $2.32M | 0.01% |
23,120
-45
| -0.2% | -$4.2K |
|
642
Alarm.com
ALRM
$2.72B
| $2.31M | 0.01% |
35,821
-1,053
| -3% | -$60.4K |
|
643
Schwab U.S Small- Cap ETF
SCHA
$23.3B
| $2.31M | 0.01% |
97,946
-1,740
| -2% | -$36.7K |
|
644
VICI Properties
VICI
$28.7B
| $2.31M | 0.01% |
72,471
+4,004
| +6% | +$118K |
|
645
RBC Bearings
RBC
$17.6B
| $2.3M | 0.01% |
8,081
-87
| -1% | -$21.3K |
|
646
Constellation Energy
CEG
$98.7B
| $2.3M | 0.01% |
19,664
+3,944
| +25% | +$460K |
|
|
X
647
DELISTED
US Steel
X
| $2.3M | 0.01% |
47,219
-2,850
| -6% | -$104K |
|
|
PSTX
648
DELISTED
Poseida Therapeutics, Inc. Common Stock
PSTX
| $2.29M | 0.01% |
682,742
-57,908
| -8% | -$149K |
|
649
CF Industries
CF
$18.2B
| $2.29M | 0.01% |
28,819
-1,312
| -4% | -$104K |
|
650
Incyte
INCY
$24.5B
| $2.27M | 0.01% |
36,146
-20,264
| -36% | -$1.15M |
|
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William Blair & Company's Q4 2023 Portfolio in Review
As of Q4 2023, William Blair & Company held 1,872 positions worth $29.3B, up 13% from $26.1B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
William Blair & Company's Q4 2023 filing shows 83 new, 624 increased, 816 reduced and 87 closed positions. Its largest new stake was Veralto: 229,539 shares worth $18.9M. The largest sale was Danaher, an estimated $37.6M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 25% a quarter earlier, followed by Healthcare and Financials.
- William Blair & Company's largest Q4 2023 buy was Veralto: 229,539 shares worth $18.9M.
- William Blair & Company added most to Guidewire Software in Q4 2023, an estimated $37.5M increase.
- William Blair & Company's biggest Q4 2023 reduction was Danaher, cutting an estimated $37.6M.
- William Blair & Company fully exited Seagen Inc. Common Stock in Q4 2023, selling an estimated $13.8M.
- William Blair & Company's ten largest holdings make up 24% of its $29.3B portfolio in Q4 2023.
- William Blair & Company opened 83 new positions and closed 87 in Q4 2023.
- William Blair & Company's portfolio value rose 13% quarter-over-quarter to $29.3B.
Based on William Blair & Company's 13F filing for Q4 2023, filed 12 Feb 2024.