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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
+10.92%
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
$16.3B
AUM Growth
+$1.62B
Cap. Flow
+$161M
Cap. Flow %
0.98%
Top 10 Hldgs %
21.12%
Holding
1,696
New
110
Increased
623
Reduced
570
Closed
77

Top Buys

Rank Stock Value
1
DLB icon
Dolby
DLB
+$37M
2
DSI icon
iShares MSCI KLD 400 Social ETF
DSI
+$20M
3
PGR icon
Progressive
PGR
+$19.6M
4
KMX icon
CarMax
KMX
+$19.2M
5
TYL icon
Tyler Technologies
TYL
+$18.5M

Top Sells

Rank Stock Value
1
SBUX icon
Starbucks
SBUX
+$35.1M
2
META icon
Meta Platforms (Facebook)
META
+$18.3M
3
INGN icon
Inogen
INGN
+$14.6M
4
MKTX icon
MarketAxess Holdings
MKTX
+$13M
5
PF
Pinnacle Foods, Inc.
PF
+$12.6M

Sector Composition

Rank Sector Weight
1 Technology 21.34%
2 Healthcare 18.9%
3 Financials 12.91%
4 Industrials 9.71%
5 Consumer Discretionary 9.37%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AXS icon
926
AXIS Capital
AXS
$7.51B
$552K ﹤0.01%
9,573
+481
+5% +$27.3K
BRF icon
927
VanEck Brazil Small-Cap ETF
BRF
$21.5M
$550K ﹤0.01%
32,328
+840
+3% +$15.1K
NI icon
928
NiSource
NI
$20.5B
$550K ﹤0.01%
22,053
-2,250
-9% -$59.5K
TDY icon
929
Teledyne Technologies
TDY
$31.8B
$545K ﹤0.01%
2,208
– –
TRN icon
930
Trinity Industries
TRN
$2.45B
$542K ﹤0.01%
20,553
+7,505
+58% +$197K
UAL icon
931
United Airlines
UAL
$41.8B
$542K ﹤0.01%
6,091
-9
-0.1% -$742
SHPG
932
DELISTED
Shire pic
SHPG
$541K ﹤0.01%
2,987
-497
-14% -$86K
BG icon
933
Bunge Global
BG
$20.7B
$539K ﹤0.01%
7,850
– –
BIP icon
934
Brookfield Infrastructure Partners
BIP
$18.1B
$539K ﹤0.01%
22,688
– –
LOPE icon
935
Grand Canyon Education
LOPE
$3.91B
$538K ﹤0.01%
4,773
+437
+10% +$51K
UYG icon
936
ProShares Ultra Financials
UYG
$844M
$536K ﹤0.01%
12,396
– –
DLR icon
937
Digital Realty Trust
DLR
$71.8B
$527K ﹤0.01%
4,688
+65
+1% +$7.78K
ANDX
938
DELISTED
Andeavor Logistics LP
ANDX
$527K ﹤0.01%
10,852
– –
FCCO icon
939
First Community Corp
FCCO
$323M
$526K ﹤0.01%
21,724
+2,500
+13% +$63.3K
PCAR icon
940
PACCAR
PCAR
$69.6B
$525K ﹤0.01%
11,555
-7,881
-41% -$348K
VMW
941
DELISTED
VMware, Inc
VMW
$523K ﹤0.01%
3,354
+140
+4% +$21.4K
LUV icon
942
Southwest Airlines
LUV
$22.9B
$522K ﹤0.01%
8,360
-209
-2% -$12.2K
AFB
943
AllianceBernstein National Municipal Income Fund
AFB
$316M
$521K ﹤0.01%
42,023
-7,891
-16% -$99K
AWK icon
944
American Water Works
AWK
$26.7B
$520K ﹤0.01%
5,909
+458
+8% +$40.3K
OZK icon
945
Bank OZK
OZK
$5.61B
$519K ﹤0.01%
13,681
-36,795
-73% -$1.51M
NICE icon
946
Nice
NICE
$5.72B
$515K ﹤0.01%
4,500
+2,412
+116% +$270K
FFIC
947
DELISTED
Flushing Financial
FFIC
$514K ﹤0.01%
+21,083
New +$544K
MPLX icon
948
MPLX
MPLX
$59.9B
$514K ﹤0.01%
14,826
-9,847
-40% -$353K
SHM icon
949
State Street SPDR Nuveen ICE Short Term Municipal Bond ETF
SHM
$3.47B
$509K ﹤0.01%
10,667
– –
APA icon
950
APA Corp
APA
$12.7B
$507K ﹤0.01%
10,639
-5,881
-36% -$265K
36 37
38
39 40

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William Blair & Company's Q3 2018 Portfolio in Review

As of Q3 2018, William Blair & Company held 1,696 positions worth $16.3B, up 11% from $14.7B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q3 2018 filing shows 110 new, 623 increased, 570 reduced and 77 closed positions. Its largest new stake was Marvell Technology: 234,218 shares worth $4.52M. The largest sale was Starbucks, an estimated $35.1M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 20% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2018 buy was Marvell Technology: 234,218 shares worth $4.52M.
  • William Blair & Company added most to Dolby in Q3 2018, an estimated $37M increase.
  • William Blair & Company's biggest Q3 2018 reduction was Starbucks, cutting an estimated $35.1M.
  • William Blair & Company fully exited Williams Partners L.P. in Q3 2018, selling an estimated $7.8M.
  • William Blair & Company's ten largest holdings make up 21% of its $16.3B portfolio in Q3 2018.
  • William Blair & Company opened 110 new positions and closed 77 in Q3 2018.
  • William Blair & Company's portfolio value rose 11% quarter-over-quarter to $16.3B.

Based on William Blair & Company's 13F filing for Q3 2018, filed 13 Nov 2018.