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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
+10.98%
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
$12.4B
AUM Growth
+$1.23B
Cap. Flow
+$365M
Cap. Flow %
2.95%
Top 10 Hldgs %
17.91%
Holding
1,607
New
193
Increased
599
Reduced
461
Closed
133

Sector Composition

Rank Sector Weight
1 Healthcare 18.3%
2 Technology 16.24%
3 Financials 13.61%
4 Industrials 11.16%
5 Consumer Discretionary 9.51%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
LYV icon
1126
Live Nation Entertainment
LYV
$42.7B
$258K ﹤0.01%
+9,009
New +$258K
NSC icon
1127
CALL
Norfolk Southern
NSC
$75.2B
$258K ﹤0.01%
+2,300
New +$269K
AAP icon
1128
Advance Auto Parts
AAP
$3.19B
$257K ﹤0.01%
1,720
+109
+7% +$17.5K
GDOT icon
1129
Green Dot
GDOT
$764M
$256K ﹤0.01%
+8,720
New +$247K
SPWR
1130
DELISTED
SunPower Corporation Common Stock
SPWR
$256K ﹤0.01%
44,624
FHN icon
1131
First Horizon
FHN
$12B
$249K ﹤0.01%
13,341
-2,352
-15% -$46.2K
ALSN icon
1132
Allison Transmission
ALSN
$10.3B
$247K ﹤0.01%
6,852
ATO icon
1133
Atmos Energy
ATO
$28.6B
$247K ﹤0.01%
+3,152
New +$242K
CIM
1134
Chimera Investment
CIM
$996M
$245K ﹤0.01%
4,250
TISI icon
1135
Team
TISI
$104M
$245K ﹤0.01%
+904
New +$286K
CORT icon
1136
Corcept Therapeutics
CORT
$12.1B
$243K ﹤0.01%
27,000
PAYC icon
1137
Paycom
PAYC
$9.57B
$243K ﹤0.01%
+4,500
New +$233K
QTWO icon
1138
Q2 Holdings
QTWO
$3.95B
$243K ﹤0.01%
+6,980
New +$233K
CRZO
1139
DELISTED
Carrizo Oil & Gas Inc
CRZO
$242K ﹤0.01%
8,390
+481
+6% +$15.8K
ASB icon
1140
Associated Banc-Corp
ASB
$6.02B
$241K ﹤0.01%
9,582
BX icon
1141
CALL
Blackstone
BX
$110B
$241K ﹤0.01%
8,100
+1,500
+23% +$45.1K
CCL icon
1142
Carnival Corporation Ltd
CCL
$38B
$241K ﹤0.01%
4,214
+72
+2% +$4.03K
PETX
1143
CALL
DELISTED
Aratana Therapeutics, Inc.
PETX
$239K ﹤0.01%
+45,000
New +$304K
BCS.PRD.CL
1144
DELISTED
Barclays Bank Plc
BCS.PRD.CL
$239K ﹤0.01%
+9,200
New +$239K
XOM icon
1145
CALL
ExxonMobil
XOM
$657B
$238K ﹤0.01%
2,900
+1,100
+61% +$91.9K
DPLO
1146
DELISTED
DIPLOMAT PHARMACY, INC.
DPLO
$238K ﹤0.01%
17,489
+670
+4% +$9.66K
SNI
1147
DELISTED
Scripps Networks Interactive, Inc Common Class A
SNI
$238K ﹤0.01%
2,941
RILY icon
1148
BRC Group Holdings
RILY
$292M
$237K ﹤0.01%
15,805
+1,031
+7% +$17.4K
BCS.PRA.CL
1149
DELISTED
Barclays Bank Plc Series 3
BCS.PRA.CL
$237K ﹤0.01%
9,500
MKL icon
1150
Markel Group
MKL
$22.8B
$235K ﹤0.01%
+240
New +$227K

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William Blair & Company's Q1 2017 Portfolio in Review

As of Q1 2017, William Blair & Company held 1,607 positions worth $12.4B, up 11% from $11.2B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company's Q1 2017 filing shows 193 new, 599 increased, 461 reduced and 133 closed positions. Its largest new stake was Park-Ohio Holdings: 200,527 shares worth $8.95M. The largest sale was TotalEnergies, an estimated $54.4M.

By sector, the portfolio is most concentrated in Healthcare at 18% of assets, down from 18% a quarter earlier, followed by Technology and Financials.

  • William Blair & Company's largest Q1 2017 buy was Park-Ohio Holdings: 200,527 shares worth $8.95M.
  • William Blair & Company added most to Wabtec in Q1 2017, an estimated $31.4M increase.
  • William Blair & Company's biggest Q1 2017 reduction was TotalEnergies, cutting an estimated $54.4M.
  • William Blair & Company fully exited Hennessy Capital Acquisition Corp. Unit in Q1 2017, selling an estimated $5.55M.
  • William Blair & Company's ten largest holdings make up 18% of its $12.4B portfolio in Q1 2017.
  • William Blair & Company opened 193 new positions and closed 133 in Q1 2017.
  • William Blair & Company's portfolio value rose 11% quarter-over-quarter to $12.4B.

Based on William Blair & Company's 13F filing for Q1 2017, filed 10 May 2017.