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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
+10.3%
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
$25B
AUM Growth
+$2.04B
Cap. Flow
+$116M
Cap. Flow %
0.46%
Top 10 Hldgs %
23.68%
Holding
1,879
New
69
Increased
680
Reduced
748
Closed
78

Top Buys

Rank Stock Value
1
NEOG icon
Neogen
NEOG
+$45.2M
2
PGR icon
Progressive
PGR
+$34.8M
3
TOST icon
Toast
TOST
+$33.8M
4
PWSC
PowerSchool Holdings, Inc.
PWSC
+$33.4M
5
UBER icon
Uber
UBER
+$30.4M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$54.2M
2
LULU icon
lululemon athletica
LULU
+$53.4M
3
PYPL icon
PayPal
PYPL
+$45.8M
4
BAH icon
Booz Allen Hamilton
BAH
+$20.2M
5
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 24.61%
2 Healthcare 19.42%
3 Financials 11.75%
4 Industrials 11.37%
5 Consumer Discretionary 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GGT
1076
Gabelli Multimedia Trust
GGT
$175M
$451K ﹤0.01%
81,187
-3,045
-4% -$17.1K
VRNS icon
1077
Varonis Systems
VRNS
$5.26B
$449K ﹤0.01%
17,270
-7,107
-29% -$185K
VNT icon
1078
Vontier
VNT
$4.47B
$448K ﹤0.01%
16,389
-174
-1% -$4.21K
SR icon
1079
Spire
SR
$4.9B
$447K ﹤0.01%
6,380
– –
HIG icon
1080
Hartford Financial Services
HIG
$37.8B
$447K ﹤0.01%
6,421
-1,009
-14% -$74.9K
PFEB icon
1081
Innovator US Equity Power Buffer ETF February
PFEB
$926M
$447K ﹤0.01%
15,283
+14,793
+3,019% +$426K
BYND icon
1082
Beyond Meat
BYND
$210M
$446K ﹤0.01%
27,459
+2,756
+11% +$45.4K
MTUM icon
1083
iShares MSCI USA Momentum Factor ETF
MTUM
$26.1B
$445K ﹤0.01%
3,203
+464
+17% +$65.5K
RSPG icon
1084
Invesco S&P 500 Equal Weight Energy ETF
RSPG
$597M
$443K ﹤0.01%
6,490
-4,255
-40% -$302K
ABM icon
1085
ABM Industries
ABM
$2.82B
$443K ﹤0.01%
9,853
+1,853
+23% +$85.7K
PAR icon
1086
PAR Technology
PAR
$770M
$442K ﹤0.01%
13,021
+23
+0.2% +$767
EES icon
1087
WisdomTree US SmallCap Earnings Fund
EES
$736M
$439K ﹤0.01%
10,156
+5,670
+126% +$257K
L icon
1088
Loews
L
$23B
$437K ﹤0.01%
7,534
-37
-0.5% -$2.19K
EPI icon
1089
WisdomTree India Earnings Fund ETF
EPI
$2.04B
$437K ﹤0.01%
13,847
+100
+0.7% +$3.22K
IGV icon
1090
iShares Expanded Tech-Software Sector ETF
IGV
$15.2B
$435K ﹤0.01%
7,140
-65
-0.9% -$3.64K
PTLC icon
1091
Pacer Trendpilot US Large Cap ETF
PTLC
$3.39B
$433K ﹤0.01%
11,371
– –
OLED icon
1092
Universal Display
OLED
$4.18B
$431K ﹤0.01%
2,780
-30
-1% -$4.03K
SCHP icon
1093
Schwab US TIPS ETF
SCHP
$16.2B
$430K ﹤0.01%
16,058
+300
+2% +$7.89K
SPOT icon
1094
Spotify
SPOT
$102B
$430K ﹤0.01%
3,218
-309
-9% -$35.4K
EMB icon
1095
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$15B
$429K ﹤0.01%
4,974
+3,165
+175% +$273K
EMN icon
1096
Eastman Chemical
EMN
$8.43B
$428K ﹤0.01%
5,070
-116
-2% -$9.96K
PNW icon
1097
Pinnacle West Capital
PNW
$12.2B
$427K ﹤0.01%
5,384
-32
-0.6% -$2.41K
CNO icon
1098
CNO Financial Group
CNO
$5.07B
$426K ﹤0.01%
19,200
– –
KOS icon
1099
Kosmos Energy
KOS
$1.51B
$425K ﹤0.01%
+57,151
New +$419K
TRTN
1100
DELISTED
Triton International Limited
TRTN
$423K ﹤0.01%
6,696
+4
+0.1% +$271
42 43
44
45 46

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William Blair & Company's Q1 2023 Portfolio in Review

As of Q1 2023, William Blair & Company held 1,879 positions worth $25B, up 8.9% from $23B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q1 2023 filing shows 69 new, 680 increased, 748 reduced and 78 closed positions. Its largest new stake was Neogen: 2,404,277 shares worth $44.5M. The largest sale was Alphabet (Google) Class C, an estimated $54.2M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 22% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2023 buy was Neogen: 2,404,277 shares worth $44.5M.
  • William Blair & Company added most to Progressive in Q1 2023, an estimated $34.8M increase.
  • William Blair & Company's biggest Q1 2023 reduction was Alphabet (Google) Class C, cutting an estimated $54.2M.
  • William Blair & Company fully exited Coupa Software Incorporated in Q1 2023, selling an estimated $2.65M.
  • William Blair & Company's ten largest holdings make up 24% of its $25B portfolio in Q1 2023.
  • William Blair & Company opened 69 new positions and closed 78 in Q1 2023.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $25B.

Based on William Blair & Company's 13F filing for Q1 2023, filed 12 May 2023.