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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
+4.87%
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
$13.3B
AUM Growth
+$909M
Cap. Flow
+$365M
Cap. Flow %
2.74%
Top 10 Hldgs %
18.02%
Holding
1,758
New
284
Increased
677
Reduced
459
Closed
116

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$28.4M
2
WAB icon
Wabtec
WAB
+$24.8M
3
KRNT icon
Kornit Digital
KRNT
+$21.3M
4
AXP icon
American Express
AXP
+$18.2M
5
MSFT icon
Microsoft
MSFT
+$18.2M

Top Sells

Rank Stock Value
1
MBLY
Mobileye N.V.
MBLY
+$60.9M
2
BMY icon
Bristol-Myers Squibb
BMY
+$25.7M
3
GWW icon
W.W. Grainger
GWW
+$21.5M
4
NORD
Nord Anglia Education, Inc.
NORD
+$17.5M
5
PLAY icon
Dave & Buster's
PLAY
+$17.4M

Sector Composition

Rank Sector Weight
1 Healthcare 18.81%
2 Technology 16.26%
3 Financials 13.98%
4 Industrials 10.73%
5 Consumer Discretionary 9.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PNRA
401
DELISTED
Panera Bread Co
PNRA
$3.9M 0.03%
12,403
-8,609
-41% -$2.69M
ET icon
402
Energy Transfer Partners
ET
$69.6B
$3.88M 0.03%
216,262
+11,740
+6% +$209K
SMFG icon
403
Sumitomo Mitsui Financial
SMFG
$164B
$3.86M 0.03%
490,650
+14,391
+3% +$107K
TSM icon
404
TSMC
TSM
$2.09T
$3.79M 0.03%
108,346
-2,208
-2% -$76.3K
SFM icon
405
Sprouts Farmers Market
SFM
$8.17B
$3.76M 0.03%
165,984
+31,103
+23% +$720K
APPF icon
406
AppFolio
APPF
$6.23B
$3.76M 0.03%
115,305
+6,265
+6% +$180K
IWR icon
407
iShares Russell Mid-Cap ETF
IWR
$56.1B
$3.75M 0.03%
78,064
+2,912
+4% +$138K
TWX
408
DELISTED
Time Warner Inc
TWX
$3.73M 0.03%
37,132
+8,096
+28% +$802K
GDX icon
409
VanEck Gold Miners ETF
GDX
$23.5B
$3.71M 0.03%
168,235
-14,440
-8% -$329K
VMC icon
410
Vulcan Materials
VMC
$35.2B
$3.71M 0.03%
29,297
-100
-0.3% -$12.6K
IWN icon
411
iShares Russell 2000 Value ETF
IWN
$14.4B
$3.71M 0.03%
31,171
+109
+0.4% +$12.8K
BLBD icon
412
Blue Bird Corp
BLBD
$2.36B
$3.69M 0.03%
216,918
+141,918
+189% +$2.56M
AIRG icon
413
Airgain
AIRG
$72.8M
$3.68M 0.03%
259,292
+238,362
+1,139% +$3.42M
WU icon
414
Western Union
WU
$2.4B
$3.63M 0.03%
190,601
+11,797
+7% +$228K
PUK icon
415
Prudential
PUK
$38.5B
$3.63M 0.03%
81,225
+3,201
+4% +$138K
LSTR icon
416
Landstar System
LSTR
$5.75B
$3.61M 0.03%
42,146
+7,135
+20% +$605K
VGT icon
417
Vanguard Information Technology ETF
VGT
$139B
$3.6M 0.03%
204,736
+144,024
+237% +$2.54M
MS icon
418
Morgan Stanley
MS
$330B
$3.6M 0.03%
80,739
+5,007
+7% +$216K
VOT icon
419
Vanguard Morningstar Mid-Cap Growth ETF
VOT
$19.2B
$3.6M 0.03%
30,568
+3,198
+12% +$372K
SIX
420
DELISTED
Six Flags Entertainment Corp.
SIX
$3.51M 0.03%
58,897
-390
-0.7% -$23.6K
CORP icon
421
PIMCO Investment Grade Corporate Bond Index Exchange-Traded Fund
CORP
$1.57B
$3.51M 0.03%
33,393
-983
-3% -$102K
TSLA icon
422
Tesla
TSLA
$1.22T
$3.49M 0.03%
144,705
-64,395
-31% -$1.42M
CAH icon
423
Cardinal Health
CAH
$53.2B
$3.47M 0.03%
44,527
-93
-0.2% -$7.02K
IWO icon
424
iShares Russell 2000 Growth ETF
IWO
$14.4B
$3.43M 0.03%
20,339
+1,871
+10% +$308K
PLNT icon
425
Planet Fitness
PLNT
$4.43B
$3.42M 0.03%
146,694
+15,519
+12% +$325K
15 16
17
18 19

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William Blair & Company's Q2 2017 Portfolio in Review

As of Q2 2017, William Blair & Company held 1,758 positions worth $13.3B, up 7.3% from $12.4B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company's Q2 2017 filing shows 284 new, 677 increased, 459 reduced and 116 closed positions. Its largest new stake was Bob Evans Farms, Inc.: 219,278 shares worth $15.8M. The largest sale was Mobileye N.V., an estimated $60.9M.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, up from 18% a quarter earlier, followed by Technology and Financials.

  • William Blair & Company's largest Q2 2017 buy was Bob Evans Farms, Inc.: 219,278 shares worth $15.8M.
  • William Blair & Company added most to Alphabet (Google) Class A in Q2 2017, an estimated $28.4M increase.
  • William Blair & Company's biggest Q2 2017 reduction was Mobileye N.V., cutting an estimated $60.9M.
  • William Blair & Company fully exited Nord Anglia Education, Inc. in Q2 2017, selling an estimated $17.5M.
  • William Blair & Company's ten largest holdings make up 18% of its $13.3B portfolio in Q2 2017.
  • William Blair & Company opened 284 new positions and closed 116 in Q2 2017.
  • William Blair & Company's portfolio value rose 7.3% quarter-over-quarter to $13.3B.

Based on William Blair & Company's 13F filing for Q2 2017, filed 4 Aug 2017.