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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
-13.3%
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
$13.7B
AUM Growth
-$2.6B
Cap. Flow
-$222M
Cap. Flow %
-1.61%
Top 10 Hldgs %
20.6%
Holding
1,859
New
191
Increased
555
Reduced
650
Closed
205

Top Buys

Rank Stock Value
1
LIN icon
Linde
LIN
+$55.6M
2
EFA icon
iShares MSCI EAFE ETF
EFA
+$22.8M
3
ULTA icon
Ulta Beauty
ULTA
+$22.1M
4
INTU icon
Intuit
INTU
+$22M
5
DIS icon
Walt Disney
DIS
+$21.1M

Top Sells

Rank Stock Value
1
PX
Praxair Inc
PX
+$73.7M
2
RHT
Red Hat Inc
RHT
+$46M
3
ESRX
Express Scripts Holding Company
ESRX
+$45.8M
4
META icon
Meta Platforms (Facebook)
META
+$32.9M
5
P
Everpure Inc
P
+$31.5M

Sector Composition

Rank Sector Weight
1 Technology 20.75%
2 Healthcare 18.42%
3 Financials 12.76%
4 Consumer Discretionary 9.45%
5 Industrials 9.06%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CORP icon
301
PIMCO Investment Grade Corporate Bond Index Exchange-Traded Fund
CORP
$1.58B
$6.07M 0.04%
61,310
+22,070
+56% +$2.18M
WP
302
DELISTED
Worldpay, Inc.
WP
$6.07M 0.04%
79,378
+2,635
+3% +$229K
MXL icon
303
MaxLinear
MXL
$6.8B
$6.06M 0.04%
344,119
-7,909
-2% -$145K
EPAY
304
DELISTED
Bottomline Technologies Inc
EPAY
$6.01M 0.04%
125,161
-195
-0.2% -$11.3K
MCO icon
305
Moody's
MCO
$82.7B
$5.93M 0.04%
42,328
+1,111
+3% +$168K
SYY icon
306
Sysco
SYY
$40.3B
$5.92M 0.04%
94,460
+9,625
+11% +$649K
VXF icon
307
Vanguard Extended Market ETF
VXF
$31.7B
$5.89M 0.04%
59,041
-1,826
-3% -$200K
VOT icon
308
Vanguard Morningstar Mid-Cap Growth ETF
VOT
$19.9B
$5.89M 0.04%
49,207
+833
+2% +$107K
APPF icon
309
AppFolio
APPF
$7.04B
$5.84M 0.04%
98,641
-2,905
-3% -$176K
GM icon
310
General Motors
GM
$76.8B
$5.77M 0.04%
172,484
-20,361
-11% -$703K
ENV
311
DELISTED
ENVESTNET, INC.
ENV
$5.77M 0.04%
117,285
-5,395
-4% -$289K
PSX icon
312
Phillips 66
PSX
$81.4B
$5.74M 0.04%
66,618
+5,672
+9% +$554K
EQIX icon
313
Equinix
EQIX
$103B
$5.72M 0.04%
16,221
-409
-2% -$159K
BFH icon
314
Bread Financial
BFH
$4.38B
$5.71M 0.04%
47,665
-5,877
-11% -$922K
URI icon
315
United Rentals
URI
$72.4B
$5.7M 0.04%
55,633
-4,772
-8% -$575K
PFNX
316
DELISTED
Pfenex Inc.
PFNX
$5.62M 0.04%
1,761,456
-228,534
-11% -$978K
GSK icon
317
GSK
GSK
$106B
$5.57M 0.04%
116,568
+22,746
+24% +$1.12M
LFUS icon
318
Littelfuse
LFUS
$11.6B
$5.5M 0.04%
32,082
-3,295
-9% -$588K
FTNT icon
319
Fortinet
FTNT
$117B
$5.5M 0.04%
390,470
+7,670
+2% +$117K
MDLZ icon
320
Mondelez International
MDLZ
$79.9B
$5.49M 0.04%
137,096
+4,942
+4% +$211K
HEFA icon
321
iShares Currency Hedged MSCI EAFE ETF
HEFA
$7.71B
$5.46M 0.04%
211,643
-4,012
-2% -$112K
TBF icon
322
ProShares Short 20+ Year Treasury ETF
TBF
$104M
$5.42M 0.04%
241,910
-11,250
-4% -$266K
SHOP icon
323
Shopify
SHOP
$195B
$5.36M 0.04%
386,820
+17,540
+5% +$247K
AMJ
324
DELISTED
JP Morgan Alerian MLP Index ETN 5/24/24
AMJ
$5.36M 0.04%
239,967
-200,281
-45% -$5.07M
OKE icon
325
Oneok
OKE
$54.5B
$5.32M 0.04%
98,575
-1,055
-1% -$65.5K
11 12
13
14 15

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William Blair & Company's Q4 2018 Portfolio in Review

As of Q4 2018, William Blair & Company held 1,859 positions worth $13.7B, down 16% from $16.3B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q4 2018 filing shows 191 new, 555 increased, 650 reduced and 205 closed positions. Its largest new stake was Linde: 352,000 shares worth $54.9M. The largest sale was Praxair Inc, an estimated $73.7M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 21% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q4 2018 buy was Linde: 352,000 shares worth $54.9M.
  • William Blair & Company added most to iShares MSCI EAFE ETF in Q4 2018, an estimated $22.8M increase.
  • William Blair & Company's biggest Q4 2018 reduction was Red Hat Inc, cutting an estimated $46M.
  • William Blair & Company fully exited Praxair Inc in Q4 2018, selling an estimated $73.7M.
  • William Blair & Company's ten largest holdings make up 21% of its $13.7B portfolio in Q4 2018.
  • William Blair & Company opened 191 new positions and closed 205 in Q4 2018.
  • William Blair & Company's portfolio value fell 16% quarter-over-quarter to $13.7B.

Based on William Blair & Company's 13F filing for Q4 2018, filed 14 Feb 2019.