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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
+1.12%
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
$60.4B
AUM Growth
-$52.6M
Cap. Flow
-$187M
Cap. Flow %
-0.31%
Top 10 Hldgs %
7.83%
Holding
2,260
New
245
Increased
847
Reduced
769
Closed
213

Top Buys

Rank Stock Value
1
NXPI icon
NXP Semiconductors
NXPI
+$169M
2
MDVN
MEDIVATION, INC.
MDVN
+$160M
3
SBAC icon
SBA Communications
SBAC
+$116M
4
FFIV icon
F5
FFIV
+$112M
5
TECH icon
Bio-Techne
TECH
+$108M

Top Sells

Rank Stock Value
1
GMCR
KEURIG GREEN MTN INC
GMCR
+$188M
2
CTXS
Citrix Systems Inc
CTXS
+$177M
3
BEAV
B/E Aerospace Inc
BEAV
+$155M
4
CNI icon
Canadian National Railway
CNI
+$100M
5
SNBR
Sleep Number
SNBR
+$95M

Sector Composition

Rank Sector Weight
1 Industrials 8.66%
2 Technology 7.68%
3 Healthcare 6.25%
4 Consumer Discretionary 6.11%
5 Financials 5.82%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KERX
1401
CALL
DELISTED
Keryx Biopharmaceuticals Inc
KERX
– –
-5,000
Closed -$64K
KERX
1402
DELISTED
Keryx Biopharmaceuticals Inc
KERX
– –
-7,400
Closed -$95K
PLPM
1403
DELISTED
Planet Payment, Inc
PLPM
– –
-133,400
Closed -$371K
ATW
1404
DELISTED
Atwood Oceanics
ATW
– –
-198,900
Closed -$10.6M
ELNK
1405
DELISTED
EarthLink Holdings Corp.
ELNK
– –
-1,966,260
Closed -$9.97M
ARIA
1406
DELISTED
Ariad Pharmaceuticals Inc
ARIA
– –
-13,030
Closed -$89K
PPS
1407
DELISTED
Post Properties
PPS
– –
-169,154
Closed -$7.65M
BLOX
1408
DELISTED
Infoblox Inc
BLOX
– –
-44,745
Closed -$1.48M
TE
1409
DELISTED
TECO ENERGY INC
TE
– –
-10,874
Closed -$187K
IGC.WS
1410
DELISTED
INDIA GLOBALIZATION CAPITAL, INC. WTS EXP 3/06/2017
IGC.WS
$0 ﹤0.01%
+24,600
New +$339
CTCT
1411
DELISTED
CONSTANT CONTACT, INC COM
CTCT
– –
-60,400
Closed -$1.88M
MW
1412
DELISTED
THE MENS WAREHOUSE INC
MW
– –
-79,542
Closed -$4.06M
OVTI
1413
DELISTED
OMNIVISION TECHNOLOGIES INC
OVTI
– –
-23,550
Closed -$405K
UIL
1414
DELISTED
UIL HOLDINGS
UIL
– –
-389,733
Closed -$15.1M
CYN
1415
DELISTED
CITY NATIONAL CORPORATION
CYN
– –
-2,540
Closed -$201K
TRNX
1416
DELISTED
TORNIER N V SHARES (NLD)
TRNX
– –
-33,150
Closed -$622K
PPO
1417
CALL
DELISTED
POLYPORE INTERNATIONAL, INC
PPO
– –
-5,300
Closed -$206K
ANR
1418
DELISTED
Alpha Natural Resources Inc
ANR
– –
-11,676
Closed -$82K
GEVA
1419
DELISTED
SYNAGEVA BIOPHARMA CORP COM STK (DE)
GEVA
– –
-6,650
Closed -$430K
PTRY
1420
DELISTED
PANTRY INC (THE)
PTRY
– –
-31,650
Closed -$531K
PETM
1421
DELISTED
PETSMART INC
PETM
– –
-87,887
Closed -$6.39M
EPL
1422
DELISTED
EPL OIL & GAS, INC COMMON STK
EPL
– –
-356,212
Closed -$10.2M
PVR
1423
DELISTED
PVR PARTNERS L P COM UNIT REPTG LTD PARTNERSHIP INT
PVR
– –
-9,735
Closed -$261K
LIFE
1424
DELISTED
LIFE TECHNOLOGIES CORP COM STK (DE)
LIFE
– –
-2,978
Closed -$225K
PNG
1425
DELISTED
PAA NATURAL GAS STORAGE, L.P. COM UNIT LTD PARTNERSHIP
PNG
– –
-26,990
Closed -$620K
54 55 56
57
58

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William Blair & Company's Q1 2014 Portfolio in Review

As of Q1 2014, William Blair & Company held 2,260 positions worth $60.4B, down 0.09% from $60.5B the previous quarter. Its ten largest holdings account for 7.8% of the portfolio.

William Blair & Company's Q1 2014 filing shows 245 new, 847 increased, 769 reduced and 213 closed positions. Its largest new stake was F5: 1,061,272 shares worth $113M. The largest sale was KEURIG GREEN MTN INC, an estimated $188M.

By sector, the portfolio is most concentrated in Industrials at 8.7% of assets, down from 8.9% a quarter earlier, followed by Technology and Healthcare.

  • William Blair & Company's largest Q1 2014 buy was F5: 1,061,272 shares worth $113M.
  • William Blair & Company added most to NXP Semiconductors in Q1 2014, an estimated $169M increase.
  • William Blair & Company's biggest Q1 2014 reduction was KEURIG GREEN MTN INC, cutting an estimated $188M.
  • William Blair & Company fully exited Sleep Number in Q1 2014, selling an estimated $95M.
  • William Blair & Company's ten largest holdings make up 7.8% of its $60.4B portfolio in Q1 2014.
  • William Blair & Company opened 245 new positions and closed 213 in Q1 2014.
  • William Blair & Company's portfolio value fell 0.09% quarter-over-quarter to $60.4B.

Based on William Blair & Company's 13F filing for Q1 2014, filed 6 May 2014.