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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
+5.14%
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
$14.1B
AUM Growth
-$591M
Cap. Flow
-$1.14B
Cap. Flow %
-8.06%
Top 10 Hldgs %
20.02%
Holding
1,654
New
292
Increased
437
Reduced
658
Closed
147

Top Buys

Rank Stock Value
1
P
Everpure Inc
P
+$31.8M
2
BABA icon
Alibaba
BABA
+$24.9M
3
TYL icon
Tyler Technologies
TYL
+$24.4M
4
NTNX icon
Nutanix
NTNX
+$15.6M
5
UNH icon
UnitedHealth
UNH
+$15.2M

Top Sells

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$70.7M
2
AMZN icon
Amazon
AMZN
+$47.1M
3
AAPL icon
Apple
AAPL
+$43.1M
4
EXEL icon
Exelixis
EXEL
+$33M
5
V icon
Visa
V
+$31.2M

Sector Composition

Rank Sector Weight
1 Technology 18.97%
2 Healthcare 17.83%
3 Financials 14.24%
4 Industrials 10.29%
5 Consumer Discretionary 9.36%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DLB icon
276
Dolby
DLB
$5.71B
$7.35M 0.05%
115,570
+96,554
+508% +$6.21M
BX icon
277
Blackstone
BX
$107B
$7.26M 0.05%
227,321
-705
-0.3% -$24K
LFUS icon
278
Littelfuse
LFUS
$11.7B
$7.24M 0.05%
34,787
-2,176
-6% -$456K
CCOI icon
279
Cogent Communications
CCOI
$546M
$7.19M 0.05%
165,590
+2,235
+1% +$98.1K
RPD icon
280
Rapid7
RPD
$694M
$7.18M 0.05%
281,005
+7,778
+3% +$188K
MCO icon
281
Moody's
MCO
$81.9B
$7.09M 0.05%
43,972
-1,682
-4% -$272K
XLI icon
282
State Street Industrial Select Sector SPDR ETF
XLI
$33.6B
$7.07M 0.05%
95,106
+6,642
+8% +$512K
DVY icon
283
iShares Select Dividend ETF
DVY
$23.5B
$7.04M 0.05%
74,065
-1,272
-2% -$124K
CLR
284
DELISTED
CONTINENTAL RESOURCES INC.
CLR
$7.04M 0.05%
119,429
-480
-0.4% -$25.9K
TJX icon
285
TJX Companies
TJX
$179B
$7.01M 0.05%
171,990
-5,424
-3% -$215K
TECH icon
286
Bio-Techne
TECH
$11.2B
$6.99M 0.05%
185,012
-3,100
-2% -$110K
EXC icon
287
Exelon
EXC
$46.7B
$6.89M 0.05%
247,533
+10,931
+5% +$295K
AAL icon
288
American Airlines Group
AAL
$10.6B
$6.88M 0.05%
132,390
-3,452
-3% -$185K
ENV
289
DELISTED
ENVESTNET, INC.
ENV
$6.85M 0.05%
119,555
+1,135
+1% +$62.4K
EQIX icon
290
Equinix
EQIX
$104B
$6.81M 0.05%
16,288
+1,793
+12% +$754K
BMRN icon
291
BioMarin Pharmaceuticals
BMRN
$11.9B
$6.81M 0.05%
83,988
-9,825
-10% -$843K
ROP icon
292
Roper Technologies
ROP
$39.3B
$6.77M 0.05%
24,110
+745
+3% +$206K
IBKC
293
DELISTED
IBERIABANK Corp
IBKC
$6.76M 0.05%
86,724
-4,870
-5% -$399K
VIRT icon
294
Virtu Financial
VIRT
$4.91B
$6.75M 0.05%
204,665
-35,927
-15% -$930K
GLD icon
295
SPDR Gold Trust
GLD
$138B
$6.71M 0.05%
53,356
+6,710
+14% +$846K
BIIB icon
296
Biogen
BIIB
$30.5B
$6.58M 0.05%
24,037
-1,062
-4% -$330K
CPRT icon
297
Copart
CPRT
$26.9B
$6.55M 0.05%
514,540
+131,908
+34% +$1.53M
XYZ
298
Block Inc
XYZ
$47B
$6.54M 0.05%
132,938
+49,492
+59% +$2.27M
WP
299
DELISTED
Worldpay, Inc.
WP
$6.54M 0.05%
+79,468
New +$6.3M
CVNA icon
300
Carvana
CVNA
$75.1B
$6.53M 0.05%
1,424,430
-3,448,820
-71% -$13.8M

Similar funds

William Blair & Company's Q1 2018 Portfolio in Review

As of Q1 2018, William Blair & Company held 1,654 positions worth $14.1B, down 4% from $14.7B the previous quarter. Its ten largest holdings account for 20% of the portfolio.

William Blair & Company withdrew a net $1.14B in Q1 2018, closing 147 positions and reducing 658 holdings. Its most notable exit was Invesco S&P 500 Equal Weight ETF, an estimated $6.64M position sold in full.

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

Against the trend, William Blair & Company opened a new position in Worldpay, Inc. worth $6.54M.

  • William Blair & Company's largest Q1 2018 buy was Worldpay, Inc.: 79,468 shares worth $6.54M.
  • William Blair & Company added most to Everpure Inc in Q1 2018, an estimated $31.8M increase.
  • William Blair & Company's biggest Q1 2018 reduction was Meta Platforms (Facebook), cutting an estimated $70.7M.
  • William Blair & Company fully exited Invesco S&P 500 Equal Weight ETF in Q1 2018, selling an estimated $6.64M.
  • William Blair & Company's ten largest holdings make up 20% of its $14.1B portfolio in Q1 2018.
  • William Blair & Company opened 292 new positions and closed 147 in Q1 2018.
  • William Blair & Company's portfolio value fell 4% quarter-over-quarter to $14.1B.

Based on William Blair & Company's 13F filing for Q1 2018, filed 15 May 2018.