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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+8.77%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$12.4B
AUM Growth
+$1.23B
Cap. Flow
+$420M
Cap. Flow %
3.39%
Top 10 Hldgs %
17.91%
Holding
1,607
New
193
Increased
600
Reduced
460
Closed
133

Top Buys

Rank Stock Value
1
WAB icon
Wabtec
WAB
+$31.4M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$28.5M
3
VIG icon
Vanguard Dividend Appreciation ETF
VIG
+$26M
4
VEEV icon
Veeva Systems
VEEV
+$25M
5
PGR icon
Progressive
PGR
+$20.8M

Top Sells

Rank Stock Value
1
IDXX icon
Idexx Laboratories
IDXX
+$32.3M
2
MJN
Mead Johnson Nutrition Company
MJN
+$27.1M
3
TSCO icon
Tractor Supply
TSCO
+$23M
4
WM icon
Waste Management
WM
+$19.1M
5
TDG icon
TransDigm Group
TDG
+$16.5M

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
CAKE icon
901
Cheesecake Factory
CAKE
$5.21B
$492K ﹤0.01%
7,789
-520
-6% -$31.6K
AOI
902
DELISTED
Alliance One International
AOI
$491K ﹤0.01%
34,200
– –
IJT icon
903
iShares S&P Small-Cap 600 Growth ETF
IJT
$8.37B
$488K ﹤0.01%
6,384
-380
-6% -$28.8K
UCBA
904
DELISTED
United Community Bancorp
UCBA
$487K ﹤0.01%
27,525
– –
CQP icon
905
Cheniere Energy
CQP
$32.4B
$485K ﹤0.01%
14,811
– –
ORBC
906
DELISTED
ORBCOMM, Inc.
ORBC
$485K ﹤0.01%
50,804
+3,280
+7% +$28.1K
BMY icon
907
CALL
Bristol-Myers Squibb
BMY
$134B
$484K ﹤0.01%
8,900
+8,800
+8,800% +$483K
PDCO
908
DELISTED
Patterson Companies, Inc.
PDCO
$481K ﹤0.01%
10,632
-170
-2% -$7.38K
ANSS
909
DELISTED
Ansys
ANSS
$479K ﹤0.01%
4,481
+126
+3% +$12.6K
CME icon
910
CALL
CME Group
CME
$95.7B
$475K ﹤0.01%
4,000
– –
MMSI icon
911
Merit Medical Systems
MMSI
$5.11B
$474K ﹤0.01%
15,399
– –
DLTR icon
912
Dollar Tree
DLTR
$24.9B
$473K ﹤0.01%
6,113
-384
-6% -$29.5K
RIG icon
913
Transocean
RIG
$5.7B
$467K ﹤0.01%
33,789
-2,921
-8% -$40.1K
OLED icon
914
Universal Display
OLED
$3.67B
$466K ﹤0.01%
+5,488
New +$395K
SHOP icon
915
Shopify
SHOP
$152B
$465K ﹤0.01%
78,600
-2,500
-3% -$14.4K
VAR
916
DELISTED
Varian Medical Systems, Inc.
VAR
$465K ﹤0.01%
5,167
-1,284
-20% -$107K
GDEN
917
DELISTED
Golden Entertainment
GDEN
$462K ﹤0.01%
34,934
+8,276
+31% +$99.5K
BEN icon
918
Franklin Resources
BEN
$18.3B
$461K ﹤0.01%
10,834
-206
-2% -$8.55K
ANW
919
DELISTED
Aegean Marine Petroleum Network
ANW
$460K ﹤0.01%
+45,500
New +$495K
SLF icon
920
Sun Life Financial
SLF
$45.7B
$459K ﹤0.01%
12,558
+1,025
+9% +$39K
VAL
921
DELISTED
Valspar
VAL
$456K ﹤0.01%
4,100
-600
-13% -$65.9K
FOR icon
922
Forestar Group
FOR
$1.47B
$455K ﹤0.01%
34,200
– –
PWR icon
923
Quanta Services
PWR
$102B
$454K ﹤0.01%
+12,185
New +$445K
OKE icon
924
Oneok
OKE
$55.6B
$452K ﹤0.01%
8,357
+350
+4% +$19.2K
CCMP
925
DELISTED
CMC Materials, Inc. Common Stock
CCMP
$452K ﹤0.01%
5,959
-250
-4% -$17.2K
35 36
37
38 39

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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 deployed $420M of net new capital in Q1 2017, opening 193 new positions and adding to 600 existing holdings. Its largest new stake was Park-Ohio Holdings: 200,527 shares worth $8.95M.

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

On the sell side, the largest reduction was Idexx Laboratories, an estimated $32.3M trimmed.

  • 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 Idexx Laboratories, cutting an estimated $32.3M.
  • 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.