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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
DXJ icon
601
WisdomTree Japan Hedged Equity Fund
DXJ
$7.37B
$1.67M 0.01%
28,779
+6,924
+32% +$380K
MTD icon
602
Mettler-Toledo International
MTD
$28.5B
$1.66M 0.01%
2,732
+50
+2% +$29.4K
HEWJ icon
603
iShares Currency Hedged MSCI Japan ETF
HEWJ
$741M
$1.65M 0.01%
48,290
+409
+0.9% +$13.3K
UAA icon
604
Under Armour
UAA
$2.65B
$1.65M 0.01%
77,624
-4,165
-5% -$86.7K
RMAX icon
605
RE/MAX Holdings
RMAX
$244M
$1.64M 0.01%
37,027
-83,897
-69% -$4.18M
UHAL icon
606
U-Haul Holding Co
UHAL
$14.8B
$1.63M 0.01%
45,770
+2,220
+5% +$81.9K
CI icon
607
Cigna
CI
$73.8B
$1.63M 0.01%
7,821
-82
-1% -$15.2K
JCI icon
608
Johnson Controls International
JCI
$93B
$1.61M 0.01%
46,015
+3,599
+8% +$133K
JLL icon
609
Jones Lang LaSalle
JLL
$16.8B
$1.61M 0.01%
11,144
+300
+3% +$47.1K
IVE icon
610
iShares S&P 500 Value ETF
IVE
$49.8B
$1.6M 0.01%
13,799
-3,003
-18% -$345K
FDD icon
611
First Trust STOXX European Select Dividend Income Fund
FDD
$907M
$1.58M 0.01%
120,352
-3,000
-2% -$39.7K
AJG icon
612
Arthur J. Gallagher & Co
AJG
$64.1B
$1.57M 0.01%
21,150
+12,123
+134% +$869K
RWT
613
Redwood Trust
RWT
$595M
$1.56M 0.01%
96,177
-1,215
-1% -$20.1K
WPM icon
614
Wheaton Precious Metals
WPM
$61.1B
$1.56M 0.01%
89,191
-89,860
-50% -$1.72M
AVY icon
615
Avery Dennison
AVY
$13.3B
$1.56M 0.01%
14,366
+161
+1% +$17.3K
GPC icon
616
Genuine Parts
GPC
$18.4B
$1.55M 0.01%
15,557
-561
-3% -$55K
IEF icon
617
iShares 7-10 Year Treasury Bond ETF
IEF
$47.2B
$1.55M 0.01%
15,285
+10,183
+200% +$1.04M
DCI icon
618
Donaldson
DCI
$11.3B
$1.54M 0.01%
26,413
-78
-0.3% -$3.92K
ACWI icon
619
iShares MSCI ACWI ETF
ACWI
$33.5B
$1.54M 0.01%
20,691
+14,194
+218% +$1.04M
KMI.PRA
620
DELISTED
Kinder Morgan, Inc.
KMI.PRA
$1.53M 0.01%
46,100
-15,300
-25% -$516K
AFL icon
621
Aflac
AFL
$63B
$1.53M 0.01%
32,516
+887
+3% +$40.6K
RNG icon
622
RingCentral
RNG
$5.33B
$1.53M 0.01%
16,419
+1,919
+13% +$166K
VTIP icon
623
Vanguard Short-Term Inflation-Protected Securities Index Fund
VTIP
$19.1B
$1.52M 0.01%
31,403
+6,540
+26% +$319K
ETP
624
DELISTED
Energy Transfer Partners, L.P.
ETP
$1.5M 0.01%
67,230
-735
-1% -$16K
WU icon
625
Western Union
WU
$2.2B
$1.49M 0.01%
78,344
-441
-0.6% -$8.56K
23 24
25
26 27

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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.