We are live on ! Find out more
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
+3.05%
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
$65B
AUM Growth
+$3.08B
Cap. Flow
+$214M
Cap. Flow %
0.33%
Top 10 Hldgs %
7.07%
Holding
2,420
New
292
Increased
857
Reduced
826
Closed
260

Sector Composition

Rank Sector Weight
1 Healthcare 7.54%
2 Industrials 7.52%
3 Consumer Discretionary 6.41%
4 Technology 6.29%
5 Financials 6.1%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
SLF icon
1001
Sun Life Financial
SLF
$45.6B
$558K ﹤0.01%
18,093
N
1002
DELISTED
Netsuite Inc
N
$551K ﹤0.01%
5,943
-1,294
-18% -$128K
L icon
1003
Loews
L
$23.7B
$550K ﹤0.01%
13,475
-2,576
-16% -$104K
KYE
1004
DELISTED
Kayne Anderson Energy
KYE
$546K ﹤0.01%
22,125
STBI
1005
DELISTED
STURGIS BANCORP INC
STBI
$546K ﹤0.01%
52,266
+3,490
+7% +$36.5K
SUSA icon
1006
iShares ESG Optimized MSCI USA ETF
SUSA
$4.15B
$542K ﹤0.01%
12,630
+800
+7% +$34.3K
TRIP icon
1007
TripAdvisor
TRIP
$1.22B
$540K ﹤0.01%
+6,490
New +$510K
PRXL
1008
DELISTED
Parexel International Corp
PRXL
$539K ﹤0.01%
7,821
-14,500
-65% -$924K
CMRX
1009
DELISTED
Chimerix, Inc.
CMRX
$534K ﹤0.01%
14,180
-570
-4% -$22.6K
MITK icon
1010
Mitek Systems
MITK
$759M
$532K ﹤0.01%
168,625
+25,700
+18% +$82.1K
BMS
1011
DELISTED
Bemis
BMS
$532K ﹤0.01%
11,489
-6,058
-35% -$281K
EWC icon
1012
iShares MSCI Canada ETF
EWC
$6.26B
$530K ﹤0.01%
19,500
DRI icon
1013
Darden Restaurants
DRI
$24.1B
$528K ﹤0.01%
8,523
-3,401
-29% -$190K
MTW icon
1014
Manitowoc
MTW
$510M
$527K ﹤0.01%
27,026
-3,041
-10% -$57K
CYBR
1015
DELISTED
CyberArk
CYBR
$520K ﹤0.01%
+9,375
New +$442K
APTS
1016
DELISTED
Preferred Apartment Communities, Inc.
APTS
$519K ﹤0.01%
47,975
+5,500
+13% +$55.7K
FMBI
1017
DELISTED
First Midwest Bancorp Inc/IL
FMBI
$519K ﹤0.01%
29,896
CAKE icon
1018
Cheesecake Factory
CAKE
$5.34B
$518K ﹤0.01%
10,513
+1,848
+21% +$93.3K
CRV
1019
DELISTED
COAST DISTRIBTN SYSTEM INC(THE
CRV
$516K ﹤0.01%
149,760
+10,000
+7% +$34.7K
RLI icon
1020
RLI Corp
RLI
$5.91B
$515K ﹤0.01%
19,638
-5,964
-23% -$147K
NTG
1021
DELISTED
Tortoise Midstream Energy Fund, Inc. Common Stock
NTG
$515K ﹤0.01%
2,143
-70
-3% -$17.9K
LINE
1022
DELISTED
LINN ENERGY LLC COM UTS REP LTD LIABILITY CO INTS
LINE
$515K ﹤0.01%
46,576
+531
+1% +$6.06K
HAR
1023
DELISTED
Harman International Industries
HAR
$514K ﹤0.01%
3,850
CLC
1024
DELISTED
Clarcor
CLC
$513K ﹤0.01%
7,779
-5,558
-42% -$360K
CRS icon
1025
Carpenter Technology
CRS
$27.7B
$506K ﹤0.01%
13,013
+1,048
+9% +$42.3K

Similar funds

William Blair & Company's Q1 2015 Portfolio in Review

As of Q1 2015, William Blair & Company held 2,420 positions worth $65B, up 5% from $61.9B the previous quarter. Its ten largest holdings account for 7.1% of the portfolio.

William Blair & Company's Q1 2015 filing shows 292 new, 857 increased, 826 reduced and 260 closed positions. Its largest new stake was First American: 468,238 shares worth $16.7M. The largest sale was PRECISION CASTPARTS CORP, an estimated $146M.

By sector, the portfolio is most concentrated in Healthcare at 7.5% of assets, down from 7.7% a quarter earlier, followed by Industrials and Consumer Discretionary.

  • William Blair & Company's largest Q1 2015 buy was First American: 468,238 shares worth $16.7M.
  • William Blair & Company added most to Cerner Corp in Q1 2015, an estimated $197M increase.
  • William Blair & Company's biggest Q1 2015 reduction was PRECISION CASTPARTS CORP, cutting an estimated $146M.
  • William Blair & Company fully exited Global Brokerage, Inc. Class A Common Stock in Q1 2015, selling an estimated $91.3M.
  • William Blair & Company's ten largest holdings make up 7.1% of its $65B portfolio in Q1 2015.
  • William Blair & Company opened 292 new positions and closed 260 in Q1 2015.
  • William Blair & Company's portfolio value rose 5% quarter-over-quarter to $65B.

Based on William Blair & Company's 13F filing for Q1 2015, filed 11 May 2015.