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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
+0.39%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$10.6B
AUM Growth
-$28.4M
Cap. Flow
+$48.9M
Cap. Flow %
0.46%
Top 10 Hldgs %
17.73%
Holding
1,332
New
89
Increased
456
Reduced
508
Closed
121

Top Buys

Rank Stock Value
1
XRAY icon
Dentsply Sirona
XRAY
+$51.3M
2
MSFT icon
Microsoft
MSFT
+$36.9M
3
PYPL icon
PayPal
PYPL
+$21.2M
4
AMT icon
American Tower
AMT
+$21.2M
5
OMC icon
Omnicom Group
OMC
+$18.3M

Top Sells

Rank Stock Value
1
SIRO
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
+$57.3M
2
WEX icon
WEX
WEX
+$35.3M
3
ARG
Airgas Inc
ARG
+$29.5M
4
SBAC icon
SBA Communications
SBAC
+$19.6M
5
ESRX
Express Scripts Holding Company
ESRX
+$19M

Sector Composition

Rank Sector Weight
1 Healthcare 18.96%
2 Technology 15.24%
3 Industrials 12.81%
4 Financials 11.94%
5 Consumer Discretionary 11.43%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IRIX icon
1076
IRIDEX
IRIX
$14.7M
$104K ﹤0.01%
10,204
-2,000
-16% -$19.4K
PGNX
1077
DELISTED
Progenics Pharmaceuticals Inc
PGNX
$104K ﹤0.01%
24,000
– –
VNCE icon
1078
Vince Holding Corp
VNCE
$83.9M
$103K ﹤0.01%
1,630
+50
+3% +$2.8K
GRBK icon
1079
Green Brick Partners
GRBK
$3.15B
$100K ﹤0.01%
13,250
– –
RF icon
1080
Regions Financial
RF
$27.2B
$96K ﹤0.01%
12,310
+118
+1% +$949
SGMO
1081
DELISTED
SANGAMO THERAPEUTICS INC
SGMO
$96K ﹤0.01%
15,900
-5,500
-26% -$33K
BGC icon
1082
BGC Group
BGC
$5.18B
$92K ﹤0.01%
+15,892
New +$91.2K
BP icon
1083
CALL
BP
BP
$106B
$90K ﹤0.01%
3,565
– –
KPN
1084
DELISTED
ROYAL KPN NV ADS (EA REPTG 1 ORD SH)
KPN
$84K ﹤0.01%
19,754
+1,347
+7% +$5.73K
AMD icon
1085
Advanced Micro Devices
AMD
$786B
$81K ﹤0.01%
28,500
-250
-0.9% -$568
PRDO icon
1086
Perdoceo Education
PRDO
$2.06B
$81K ﹤0.01%
17,850
– –
TIVO
1087
CALL
DELISTED
Tivo Inc
TIVO
$81K ﹤0.01%
4,000
– –
UPLD icon
1088
Upland Software
UPLD
$12.8M
$79K ﹤0.01%
1,150
– –
CARB
1089
DELISTED
Carbonite Inc
CARB
$79K ﹤0.01%
10,000
-4,500
-31% -$36.7K
PSEC icon
1090
Prospect Capital
PSEC
$1.09B
$75K ﹤0.01%
+10,450
New +$69.4K
SJT
1091
San Juan Basin Royalty Trust
SJT
$115M
$72K ﹤0.01%
14,000
– –
HCR
1092
CALL
DELISTED
Hi-Crush Inc. Common Stock
HCR
$72K ﹤0.01%
15,000
-100
-0.7% -$493
AVP
1093
DELISTED
Avon Products, Inc.
AVP
$70K ﹤0.01%
14,574
-2,426
-14% -$8.66K
SQNM
1094
DELISTED
SEQUENOM INC NEW
SQNM
$70K ﹤0.01%
50,000
– –
MWW
1095
DELISTED
Monster Worldwide Inc
MWW
$69K ﹤0.01%
21,350
+300
+1% +$1.17K
CECO icon
1096
Ceco Environmental
CECO
$4.04B
$68K ﹤0.01%
10,980
-2,000
-15% -$13.5K
AGRX
1097
DELISTED
Agile Therapeutics
AGRX
$68K ﹤0.01%
+6
New +$77.5K
CHK
1098
DELISTED
Chesapeake Energy Corporation
CHK
$67K ﹤0.01%
82
+9
+12% +$6.38K
VG
1099
DELISTED
Vonage Holdings Corporation
VG
$64K ﹤0.01%
14,200
-5,000
-26% -$24.7K
SVU
1100
DELISTED
SUPERVALU Inc.
SVU
$61K ﹤0.01%
1,521
-686
-31% -$24.4K
42 43
44
45 46

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William Blair & Company's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair & Company held 1,332 positions worth $10.6B, down 0.27% from $10.7B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company's Q1 2016 filing shows 89 new, 456 increased, 508 reduced and 121 closed positions. Its largest new stake was Willis Towers Watson: 37,173 shares worth $4.41M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $57.3M.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, down from 20% a quarter earlier, followed by Technology and Industrials.

  • William Blair & Company's largest Q1 2016 buy was Willis Towers Watson: 37,173 shares worth $4.41M.
  • William Blair & Company added most to Dentsply Sirona in Q1 2016, an estimated $51.3M increase.
  • William Blair & Company's biggest Q1 2016 reduction was WEX, cutting an estimated $35.3M.
  • William Blair & Company fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $57.3M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.6B portfolio in Q1 2016.
  • William Blair & Company opened 89 new positions and closed 121 in Q1 2016.
  • William Blair & Company's portfolio value fell 0.27% quarter-over-quarter to $10.6B.

Based on William Blair & Company's 13F filing for Q1 2016, filed 16 May 2016.