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
+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
ADX icon
1351
Adams Diversified Equity Fund
ADX
$3.17B
-10,235
Closed -$140K
AJG icon
1352
Arthur J. Gallagher & Co
AJG
$64.3B
-29,637
Closed -$1.4M
AOS icon
1353
A.O. Smith
AOS
$8.59B
-20,300
Closed -$572K
ASB icon
1354
Associated Banc-Corp
ASB
$5.95B
-10,772
Closed -$200K
BB icon
1355
BlackBerry
BB
$5.12B
-10,975
Closed -$120K
BJRI icon
1356
BJ's Restaurants
BJRI
$1.44B
-21,810
Closed -$1.07M
BJRI icon
1357
PUT
BJ's Restaurants
BJRI
$1.44B
-16,700
Closed -$838K
BTE icon
1358
Baytex Energy
BTE
$2.9B
-16,500
Closed -$273K
BWXT icon
1359
BWX Technologies
BWXT
$15.4B
-42,015
Closed -$910K
BXMT icon
1360
Blackstone Mortgage Trust
BXMT
$2.35B
-7,000
Closed -$203K
CLF icon
1361
Cleveland-Cliffs
CLF
$7.22B
-29,500
Closed -$211K
DAL icon
1362
Delta Air Lines
DAL
$61.3B
-6,427
Closed -$316K
DBC icon
1363
Invesco DB Commodity Index Tracking Fund
DBC
$1.64B
-175,993
Closed -$3.25M
DDD icon
1364
3D Systems Corp
DDD
$583M
-8,600
Closed -$282K
DWAS icon
1365
Invesco Dorsey Wright SmallCap Momentum ETF
DWAS
$450M
-8,725
Closed -$340K
ENPH icon
1366
Enphase Energy
ENPH
$5.15B
-1,077,680
Closed -$15.4M
EPC icon
1367
Edgewell Personal Care
EPC
$1.35B
-10,948
Closed -$1.04M
EZU icon
1368
iShare MSCI Eurozone ETF
EZU
$9.84B
-11,710
Closed -$425K
FBT icon
1369
First Trust NYSE Arca Biotechnology Index Fund
FBT
$2.75B
-4,895
Closed -$499K
FET icon
1370
Forum Energy Technologies
FET
$849M
-53,840
Closed -$22.3M
FLOT icon
1371
iShares Floating Rate Bond ETF
FLOT
$10.3B
-11,885
Closed -$601K
FOSL icon
1372
Fossil Group
FOSL
$349M
-281,842
Closed -$31.2M
FTI icon
1373
TechnipFMC
FTI
$27.2B
-1,419,806
Closed -$49.5M
FXB icon
1374
Invesco CurrencyShares British Pound Sterling Trust
FXB
$64.7M
-8,305
Closed -$1.27M
GERN icon
1375
Geron
GERN
$1.05B
-11,549
Closed -$37K

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.