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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
VRIG icon
1401
Invesco Variable Rate Investment Grade ETF
VRIG
$1.85B
$196K ﹤0.01%
7,935
– –
TAK icon
1402
Takeda Pharmaceutical
TAK
$55.6B
$193K ﹤0.01%
11,724
-55
-0.5% -$876
SNSR icon
1403
Global X Internet of Things ETF
SNSR
$225M
$193K ﹤0.01%
5,803
+35
+0.6% +$1.12K
IXN icon
1404
iShares Global Tech ETF
IXN
$9.47B
$193K ﹤0.01%
3,545
+43
+1% +$2.14K
KD icon
1405
Kyndryl
KD
$2.88B
$188K ﹤0.01%
12,757
-1,960
-13% -$27.8K
IPAY icon
1406
Amplify Mobile Payments ETF
IPAY
$184M
$188K ﹤0.01%
4,503
-40
-0.9% -$1.69K
OABI icon
1407
OmniAb
OABI
$516M
$184K ﹤0.01%
50,105
-24
-0% -$91
DXJ icon
1408
WisdomTree Japan Hedged Equity Fund
DXJ
$7.55B
$183K ﹤0.01%
2,588
– –
KELYA icon
1409
Kelly Services Class A
KELYA
$546M
$182K ﹤0.01%
11,000
– –
IKT icon
1410
Inhibikase Therapeutics
IKT
$378M
$181K ﹤0.01%
46,000
+7,833
+21% +$32.7K
EZU icon
1411
iShare MSCI Eurozone ETF
EZU
$9.94B
$180K ﹤0.01%
3,989
+1,613
+68% +$70.4K
TFPM icon
1412
Triple Flag Precious Metals
TFPM
$6.5B
$179K ﹤0.01%
12,000
– –
HLN icon
1413
Haleon
HLN
$43.1B
$177K ﹤0.01%
21,730
-7,740
-26% -$61.7K
CDXS icon
1414
Codexis
CDXS
$176M
$177K ﹤0.01%
42,668
– –
CCC
1415
CCC Intelligent Solutions
CCC
$4B
$176K ﹤0.01%
19,650
-7,750
-28% -$69K
KIE icon
1416
State Street SPDR S&P Insurance ETF
KIE
$675M
$176K ﹤0.01%
4,475
– –
AEF
1417
abrdn Emerging Markets Equity Income Fund
AEF
$383M
$176K ﹤0.01%
32,848
+23
+0.1% +$124
XMMO icon
1418
Invesco S&P MidCap Momentum ETF
XMMO
$7.62B
$174K ﹤0.01%
2,300
– –
CNK icon
1419
Cinemark Holdings
CNK
$4.35B
$173K ﹤0.01%
11,714
– –
SCHH icon
1420
Schwab US REIT ETF
SCHH
$11.4B
$173K ﹤0.01%
8,872
+2,168
+32% +$43.4K
HIBS icon
1421
Direxion Daily S&P 500 High Beta Bear 3X ETF
HIBS
$17.4M
$172K ﹤0.01%
350
-50
-13% -$26.3K
EWT icon
1422
iShares MSCI Taiwan ETF
EWT
$11.6B
$172K ﹤0.01%
3,795
+185
+5% +$8.18K
ICVT icon
1423
iShares Convertible Bond ETF
ICVT
$7.65B
$170K ﹤0.01%
2,341
– –
TILT icon
1424
FlexShares Morningstar US Market Factors Tilt Index Fund
TILT
$2.27B
$167K ﹤0.01%
1,063
– –
TIG
1425
DELISTED
Trean Insurance Group, Inc. Common Stock
TIG
$164K ﹤0.01%
26,855
-2,500
-9% -$15.2K
55 56
57
58 59

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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.