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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
+3.05%
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
$65B
AUM Growth
+$3.08B
Cap. Flow
+$215M
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
BHI
1451
DELISTED
Baker Hughes
BHI
-3,852
Closed -$216K
LLTC
1452
DELISTED
Linear Technology Corp
LLTC
-4,529
Closed -$206K
LGF
1453
DELISTED
Lions Gate Entertainment
LGF
-8,785
Closed -$281K
NSPH
1454
DELISTED
NANOSPHERE INC. COM NEW
NSPH
-287,788
Closed -$2.26M
CRC
1455
DELISTED
California Resources Corporation
CRC
-1,013
Closed -$56K
IGC.WS
1456
DELISTED
INDIA GLOBALIZATION CAPITAL, INC. WTS EXP 3/06/2017
IGC.WS
$0 ﹤0.01%
24,600
ALU
1457
DELISTED
Alcatel-Lucent
ALU
-11,764
Closed -$41K
IPCM
1458
DELISTED
IPC HEALTHCARE INC COM DTD
IPCM
-30,737
Closed -$1.41M
CYBX
1459
DELISTED
CYBERONICS INC
CYBX
-877,126
Closed -$48.8M
CMLP
1460
DELISTED
CRESTWOOD MIDSTREAM PARTNERS LP NEW UTS REP LTD PRT INT (DE)
CMLP
-13,222
Closed -$200K
ROSE
1461
DELISTED
ROSETTA RESOURCES INC
ROSE
-414,465
Closed -$9.25M
TRW
1462
DELISTED
TRW AUTOMOTIVE HOLDINGS CORP
TRW
-11,440
Closed -$1.18M
EOPN
1463
DELISTED
E2OPEN INC COM STK (DE)
EOPN
-134,548
Closed -$1.29M
CFN
1464
DELISTED
CAREFUSION CORPORATION
CFN
-129,458
Closed -$7.68M
MWIV
1465
DELISTED
MWI VETERINARY SUPPLY, INC.
MWIV
-46,000
Closed -$7.82M
TRLA
1466
DELISTED
TRULIA INC (DEL)
TRLA
-34,565
Closed -$1.59M
PL
1467
DELISTED
PROTECTIVE LIFE CORP
PL
-24,000
Closed -$1.67M
AERG
1468
DELISTED
APPLIED ENERGETICS, INC
AERG
$0 ﹤0.01%
10,000
IRE
1469
DELISTED
GOVERNOR-BK OF IRELND ADS NEW
IRE
-10,400
Closed -$158K
BGP
1470
DELISTED
BORDERS GROUP INC
BGP
$0 ﹤0.01%
10,900
COV
1471
DELISTED
COVIDIEN PLC COM SHS NEW (IRELAND)
COV
-142,204
Closed -$14.5M
TMIC
1472
DELISTED
TREND MICRO INC SPONS ADR-NEW
TMIC
-86,984
Closed -$2.4M
KNBWY
1473
DELISTED
KIRIN BREWERY LTD SPONSORED ADR
KNBWY
-12,050
Closed -$149K
CA
1474
DELISTED
CA, Inc.
CA
-36,000
Closed -$1.1M
FFKY
1475
DELISTED
FIRST FINANCIAL SERVICE CORPORATION
FFKY
-35,000
Closed -$136K

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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.