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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
+1.51%
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
$50.6B
AUM Growth
Cap. Flow
+$50.4B
Cap. Flow %
99.68%
Top 10 Hldgs %
8.34%
Holding
1,990
New
1,988
Increased
Reduced
Closed

Top Sells

No sells this quarter

Sector Composition

Rank Sector Weight
1 Industrials 8.67%
2 Technology 6.78%
3 Consumer Discretionary 6.2%
4 Healthcare 5.82%
5 Financials 5.35%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DD
426
DELISTED
Du Pont De Nemours E I
DD
$7.78M 0.02%
+156,061
New +$7.88M
BND icon
427
Vanguard Total Bond Market
BND
$157B
$7.73M 0.02%
+95,628
New +$7.93M
NWPX icon
428
NWPX Infrastructure Inc
NWPX
$1.19B
$7.53M 0.01%
+269,899
New +$7.31M
MDT icon
429
Medtronic
MDT
$109B
$7.46M 0.01%
+144,933
New +$7.16M
QQQ icon
430
Invesco QQQ Trust
QQQ
$453B
$7.42M 0.01%
+104,121
New +$7.43M
HIW icon
431
Highwoods Properties
HIW
$3.65B
$7.37M 0.01%
+206,985
New +$7.92M
PDCE
432
DELISTED
PDC Energy, Inc.
PDCE
$7.37M 0.01%
+143,109
New +$6.93M
ON icon
433
ON Semiconductor
ON
$31.8B
$7.34M 0.01%
+907,926
New +$7.28M
NSPH
434
DELISTED
NANOSPHERE INC. COM NEW
NSPH
$7.31M 0.01%
+119,093
New +$7.46M
COBZ
435
DELISTED
CoBiz Financial,Inc
COBZ
$7.29M 0.01%
+878,110
New +$7.32M
LHO
436
DELISTED
LaSalle Hotel Properties
LHO
$7.25M 0.01%
+293,519
New +$7.59M
PPS
437
DELISTED
Post Properties
PPS
$7.22M 0.01%
+145,885
New +$7.15M
MGLN
438
DELISTED
Magellan Health Services, Inc.
MGLN
$7.21M 0.01%
+128,647
New +$6.74M
SPSB icon
439
State Street SPDR Portfolio Short Term Corporate Bond ETF
SPSB
$10.4B
$7.16M 0.01%
+234,004
New +$7.2M
CME icon
440
CME Group
CME
$96.3B
$7.13M 0.01%
+93,801
New +$6.15M
PBY
441
DELISTED
PEP BOYS MANNY MOE& JACK
PBY
$7.07M 0.01%
+610,712
New +$7.17M
CLX icon
442
Clorox
CLX
$11.6B
$7.06M 0.01%
+84,920
New +$7.31M
GPOR
443
DELISTED
Gulfport Energy Corp.
GPOR
$7.06M 0.01%
+149,921
New +$7.34M
RGS icon
444
Regis Corp
RGS
$68.4M
$7.05M 0.01%
+21,459
New +$7.69M
GNRC icon
445
Generac Holdings
GNRC
$11.6B
$7M 0.01%
+189,265
New +$6.87M
MTN icon
446
Vail Resorts
MTN
$5.32B
$7M 0.01%
+113,713
New +$7.1M
CBI
447
DELISTED
Chicago Bridge & Iron Nv
CBI
$7M 0.01%
+117,270
New +$6.81M
IXC icon
448
iShares Global Energy ETF
IXC
$2.79B
$6.97M 0.01%
+182,145
New +$7.25M
RTX icon
449
RTX Corp
RTX
$290B
$6.93M 0.01%
+118,450
New +$7M
EPAY
450
DELISTED
Bottomline Technologies Inc
EPAY
$6.91M 0.01%
+273,182
New +$7.29M

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William Blair & Company's Q2 2013 Portfolio in Review

Q2 2013 is the first quarter with a 13F filing on record for William Blair & Company, which disclosed 1,990 positions worth $50.6B. Its ten largest holdings account for 8.3% of the portfolio.

Its largest position is Stericycle Inc: 4,074,645 shares worth $450M.

By sector, the portfolio is most concentrated in Industrials at 8.7% of assets, followed by Technology and Consumer Discretionary.

  • William Blair & Company's largest Q2 2013 buy was Stericycle Inc: 4,074,645 shares worth $450M.
  • William Blair & Company's ten largest holdings make up 8.3% of its $50.6B portfolio in Q2 2013.
  • William Blair & Company disclosed 1,990 positions in Q2 2013, its first 13F filing on record.

Based on William Blair & Company's 13F filing for Q2 2013, filed 7 Aug 2013.