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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
SLRC icon
826
SLR Investment Corp
SLRC
$715M
$628K ﹤0.01%
31,086
+200
+0.6% +$4.13K
IJS icon
827
iShares S&P Small-Cap 600 Value ETF
IJS
$8.35B
$627K ﹤0.01%
9,508
-1,376
-13% -$102K
CBM
828
DELISTED
Cambrex Corporation
CBM
$627K ﹤0.01%
16,613
-4,699
-22% -$238K
EMLP icon
829
First Trust North American Energy Infrastructure Fund
EMLP
$4.1B
$626K ﹤0.01%
29,206
+13,370
+84% +$307K
JEF icon
830
Jefferies Financial Group
JEF
$13.1B
$626K ﹤0.01%
+31,763
New +$582K
PWR icon
831
Quanta Services
PWR
$101B
$626K ﹤0.01%
20,790
+2,415
+13% +$78.1K
AGGY icon
832
WisdomTree Yield Enhanced US Aggregate Bond Fund
AGGY
$925M
$620K ﹤0.01%
+12,850
New +$613K
DXJ icon
833
WisdomTree Japan Hedged Equity Fund
DXJ
$7.39B
$619K ﹤0.01%
13,342
-15,437
-54% -$806K
VCTR icon
834
Victory Capital Holdings
VCTR
$6.69B
$619K ﹤0.01%
+60,600
New +$592K
CY
835
DELISTED
Cypress Semiconductor
CY
$615K ﹤0.01%
48,370
-22,435
-32% -$297K
XBI icon
836
State Street SPDR S&P Biotech ETF
XBI
$10.2B
$614K ﹤0.01%
8,562
+3,779
+79% +$304K
MSI icon
837
Motorola Solutions
MSI
$77.9B
$613K ﹤0.01%
5,330
-1,445
-21% -$179K
VAR
838
DELISTED
Varian Medical Systems, Inc.
VAR
$611K ﹤0.01%
5,393
+168
+3% +$19.2K
FCX icon
839
Freeport-McMoran
FCX
$97.1B
$609K ﹤0.01%
59,026
-31
-0.1% -$362
APTS
840
DELISTED
Preferred Apartment Communities, Inc.
APTS
$609K ﹤0.01%
43,282
-1,377
-3% -$21.5K
THRM icon
841
Gentherm
THRM
$1.26B
$608K ﹤0.01%
15,200
-555
-4% -$23.5K
VIAV icon
842
Viavi Solutions
VIAV
$9.62B
$606K ﹤0.01%
60,261
+8,275
+16% +$89.3K
SCHF icon
843
Schwab International Equity ETF
SCHF
$68.5B
$603K ﹤0.01%
42,572
+17,084
+67% +$261K
VAW icon
844
Vanguard Materials ETF
VAW
$3.13B
$602K ﹤0.01%
5,432
+241
+5% +$28.6K
FDS icon
845
Factset
FDS
$10.1B
$601K ﹤0.01%
3,002
+22
+0.7% +$4.84K
CURO
846
DELISTED
CURO Group Holdings Corp.
CURO
$601K ﹤0.01%
+63,319
New +$1.04M
ATO icon
847
Atmos Energy
ATO
$28.9B
$599K ﹤0.01%
6,461
+354
+6% +$33.8K
NUAN
848
DELISTED
Nuance Communications, Inc.
NUAN
$599K ﹤0.01%
52,333
-13,347
-20% -$187K
CNA icon
849
CNA Financial
CNA
$14.2B
$596K ﹤0.01%
13,494
-1,086
-7% -$48.9K
GUNR icon
850
FlexShares Global Upstream Natural Resources Index Fund
GUNR
$7.33B
$596K ﹤0.01%
19,214
+778
+4% +$24.4K
32 33
34
35 36

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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.