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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
UL icon
376
Unilever
UL
$137B
$4.47M 0.03%
71,599
-9,109
-11% -$554K
MET icon
377
MetLife
MET
$64.3B
$4.47M 0.03%
97,422
-18,520
-16% -$899K
MON
378
DELISTED
Monsanto Co
MON
$4.44M 0.03%
38,070
-11,505
-23% -$1.38M
PUK icon
379
Prudential
PUK
$34.7B
$4.41M 0.03%
88,870
+5,820
+7% +$294K
DHI icon
380
D.R. Horton
DHI
$40.8B
$4.38M 0.03%
99,976
-1,033
-1% -$48.2K
WES
381
DELISTED
Western Gas Partners Lp
WES
$4.36M 0.03%
102,200
-5,845
-5% -$284K
RAMP icon
382
LiveRamp
RAMP
$2.3B
$4.36M 0.03%
191,967
-232,646
-55% -$6.65M
NOC icon
383
Northrop Grumman
NOC
$80.7B
$4.35M 0.03%
12,462
+268
+2% +$89.8K
FNGN
384
DELISTED
Financial Engines, Inc.
FNGN
$4.26M 0.03%
121,723
+111,697
+1,114% +$3.5M
EWJ icon
385
iShares MSCI Japan ETF
EWJ
$22.5B
$4.25M 0.03%
70,013
+17,790
+34% +$1.09M
SPLV icon
386
Invesco S&P 500 Low Volatility ETF
SPLV
$7.22B
$4.23M 0.03%
90,008
-8,730
-9% -$413K
NSC icon
387
Norfolk Southern
NSC
$76.9B
$4.22M 0.03%
31,101
-548
-2% -$78.8K
ACIA
388
DELISTED
Acacia Communications Inc
ACIA
$4.22M 0.03%
+109,688
New +$4.32M
PBPB
389
DELISTED
Potbelly
PBPB
$4.18M 0.03%
346,582
-36,919
-10% -$465K
FTNT icon
390
Fortinet
FTNT
$117B
$4.14M 0.03%
386,845
-16,325
-4% -$159K
ES icon
391
Eversource Energy
ES
$27.1B
$4.13M 0.03%
70,148
-224
-0.3% -$13.3K
TWX
392
DELISTED
Time Warner Inc
TWX
$4.13M 0.03%
43,611
+3,234
+8% +$305K
TSLA icon
393
Tesla
TSLA
$1.26T
$4.12M 0.03%
232,095
+55,095
+31% +$1.21M
MAIN icon
394
Main Street Capital
MAIN
$5.28B
$4.06M 0.03%
110,070
-888
-0.8% -$33.3K
ECPG icon
395
Encore Capital Group
ECPG
$2.1B
$4.05M 0.03%
89,564
+14,861
+20% +$636K
MUB icon
396
iShares National Muni Bond ETF
MUB
$45.3B
$4.05M 0.03%
37,155
-300
-0.8% -$32.7K
TRV icon
397
Travelers Companies
TRV
$80.5B
$4.04M 0.03%
29,115
-1,854
-6% -$259K
VSAT icon
398
Viasat
VSAT
$11.3B
$4M 0.03%
60,860
+12,523
+26% +$913K
OKTA icon
399
Okta
OKTA
$24.9B
$3.97M 0.03%
99,605
+49,900
+100% +$1.67M
COTV
400
DELISTED
Cotiviti Holdings, Inc.
COTV
$3.96M 0.03%
114,910
-248,019
-68% -$8.49M

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.