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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
+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
USO icon
1276
United States Oil Fund
USO
$1.86B
$209K ﹤0.01%
+1,559
New +$224K
WTM icon
1277
White Mountains Insurance
WTM
$5.26B
$209K ﹤0.01%
+305
New +$201K
SQNM
1278
DELISTED
SEQUENOM INC NEW
SQNM
$209K ﹤0.01%
53,000
SR icon
1279
Spire
SR
$4.8B
$207K ﹤0.01%
4,060
THO icon
1280
Thor Industries
THO
$4.07B
$207K ﹤0.01%
+3,275
New +$195K
ELDN icon
1281
Eledon Pharmaceuticals
ELDN
$263M
$206K ﹤0.01%
113
-122
-52% -$269K
OSK icon
1282
Oshkosh
OSK
$9.49B
$206K ﹤0.01%
+4,224
New +$193K
MSFT icon
1283
CALL
Microsoft
MSFT
$3.67T
$203K ﹤0.01%
5,000
-12,000
-71% -$522K
ETR icon
1284
Entergy
ETR
$49.5B
$202K ﹤0.01%
5,242
-2,800
-35% -$115K
OAK
1285
DELISTED
OAKTREE CAPITAL GROUP, LLC
OAK
$202K ﹤0.01%
3,915
-500
-11% -$26.9K
DLTR icon
1286
Dollar Tree
DLTR
$24.9B
$201K ﹤0.01%
+2,480
New +$188K
PSLV icon
1287
Sprott Physical Silver Trust
PSLV
$12.6B
$201K ﹤0.01%
31,113
ES icon
1288
Eversource Energy
ES
$27.1B
$200K ﹤0.01%
3,977
-234
-6% -$12.3K
CTCT
1289
DELISTED
CONSTANT CONTACT, INC COM
CTCT
$200K ﹤0.01%
+5,250
New +$206K
CIM
1290
Chimera Investment
CIM
$993M
$199K ﹤0.01%
+4,220
New +$202K
DAKT icon
1291
Daktronics
DAKT
$1.05B
$199K ﹤0.01%
18,500
UPLD icon
1292
Upland Software
UPLD
$13.3M
$188K ﹤0.01%
2,690
-2,130
-44% -$166K
LGTY
1293
DELISTED
Logility Supply Chain Solutions, Inc. Common Stock
LGTY
$181K ﹤0.01%
17,750
-5,565
-24% -$51.5K
RDUS
1294
DELISTED
Radius Recycling
RDUS
$180K ﹤0.01%
+11,392
New +$192K
SVU
1295
DELISTED
SUPERVALU Inc.
SVU
$180K ﹤0.01%
2,207
WIFI
1296
DELISTED
Boingo Wireless, Inc.
WIFI
$177K ﹤0.01%
23,500
+5,100
+28% +$39.6K
KBR icon
1297
KBR
KBR
$4.76B
$175K ﹤0.01%
12,115
-265
-2% -$4.31K
DANG
1298
DELISTED
E-COMMERCE CHINA DANGDANG INC SPNSRD ADS REP COM CL A (CYM)
DANG
$169K ﹤0.01%
17,750
GMZ
1299
DELISTED
Goldman Sachs MLP Income Opportunities Fund
GMZ
$168K ﹤0.01%
1,429
FHN icon
1300
First Horizon
FHN
$12.2B
$164K ﹤0.01%
11,496

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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.