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William Blair & Company

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
Cap. Flow
-$91M
Cap. Flow %
-0.31%
Top 10 Hldgs %
24.41%
Holding
1,872
New
83
Increased
624
Reduced
816
Closed
87

Top Buys

Rank Stock Value
1
GWRE icon
Guidewire Software
GWRE
+$37.5M
2
SCHW
Charles Schwab
SCHW
+$37.1M
3
VLTO icon
Veralto
VLTO
+$17.1M
4
VRTX icon
Vertex Pharmaceuticals
VRTX
+$16.7M
5
CSGP icon
CoStar Group
CSGP
+$16.3M

Top Sells

Rank Stock Value
1
DHR icon
Danaher
DHR
+$37.6M
2
IRTC icon
iRhythm Holdings
IRTC
+$26.7M
3
DE icon
Deere & Co
DE
+$22.6M
4
TOST icon
Toast
TOST
+$21.2M
5
KO icon
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
BUSE icon
1776
First Busey Corp
BUSE
$2.58B
– –
-11,000
Closed -$211K
BV icon
1777
BrightView Holdings
BV
$1.08B
– –
-24,650
Closed -$191K
BXMT icon
1778
Blackstone Mortgage Trust
BXMT
$2.41B
– –
-9,274
Closed -$202K
CCC
1779
CCC Intelligent Solutions
CCC
$4.11B
– –
-15,200
Closed -$203K
CLOV icon
1780
Clover Health Investments
CLOV
$2.41B
– –
-17,350
Closed -$18.7K
CNK icon
1781
Cinemark Holdings
CNK
$4.32B
– –
-11,527
Closed -$212K
VISN
1782
Vistance Networks Inc
VISN
$2.67B
– –
-11,990
Closed -$40.3K
COMT icon
1783
iShares GSCI Commodity Dynamic Roll Strategy ETF
COMT
$1.23B
– –
-7,239
Closed -$211K
DBX icon
1784
Dropbox
DBX
$7.31B
– –
-198,941
Closed -$5.42M
DOC icon
1785
Healthpeak Properties
DOC
$14.2B
– –
-18,766
Closed -$345K
DOMO icon
1786
Domo
DOMO
$184M
– –
-15,691
Closed -$154K
DSGR icon
1787
Distribution Solutions Group
DSGR
$1.61B
– –
-112,870
Closed -$2.93M
DUHP icon
1788
Dimensional US High Profitability ETF
DUHP
$12.7B
– –
-7,661
Closed -$197K
DWX icon
1789
State Street SPDR S&P International Dividend ETF
DWX
$529M
– –
-50
Closed -$1.65K
ETSY icon
1790
Etsy
ETSY
$7.31B
– –
-10,758
Closed -$695K
FBP icon
1791
First Bancorp
FBP
$4.46B
– –
-10,000
Closed -$135K
FFIV icon
1792
F5
FFIV
$24B
– –
-2,733
Closed -$440K
FUBO icon
1793
FuboTV Inc
FUBO
$293M
– –
-1,139
Closed -$36.5K
GBIL icon
1794
Goldman Sachs Access Treasury 0-1 Year ETF
GBIL
$7.59B
– –
-3,250
Closed -$325K
HLI icon
1795
Houlihan Lokey
HLI
$8.63B
– –
-2,711
Closed -$290K
HOMZ icon
1796
Hoya Capital Housing ETF
HOMZ
$35.9M
– –
-700
Closed -$24.9K
HRL icon
1797
Hormel Foods
HRL
$13.4B
– –
-5,855
Closed -$223K
IHE icon
1798
iShares US Pharmaceuticals ETF
IHE
$1.65B
– –
-483
Closed -$28.4K
ILF icon
1799
iShares Latin America 40 ETF
ILF
$3.71B
– –
-3,428
Closed -$87.6K
IWC icon
1800
iShares Micro-Cap ETF
IWC
$1.5B
– –
-50
Closed -$5K
70 71
72
73 74

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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.