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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
+1.36%
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
$17.4B
AUM Growth
-$134M
Cap. Flow
-$77.4M
Cap. Flow %
-0.45%
Top 10 Hldgs %
22.49%
Holding
1,807
New
76
Increased
584
Reduced
700
Closed
110

Top Buys

Rank Stock Value
1
DIS icon
Walt Disney
DIS
+$38.7M
2
BX icon
Blackstone
BX
+$30.7M
3
FISV
Fiserv Inc
FISV
+$22.7M
4
COLD icon
Americold
COLD
+$18.8M
5
PRO
PROS Holdings
PRO
+$16.9M

Top Sells

Rank Stock Value
1
NFLX icon
Netflix
NFLX
+$45.9M
2
P
Everpure Inc
P
+$43.7M
3
WDAY icon
Workday
WDAY
+$41.7M
4
SMAR
Smartsheet Inc.
SMAR
+$27.6M
5
KMPR icon
Kemper
KMPR
+$21.8M

Sector Composition

Rank Sector Weight
1 Technology 22.76%
2 Healthcare 17.55%
3 Financials 12.49%
4 Consumer Discretionary 10.27%
5 Industrials 9.42%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PODD icon
551
Insulet
PODD
$9.65B
$2.19M 0.01%
13,255
+155
+1% +$21.8K
AVGO icon
552
Broadcom
AVGO
$2T
$2.17M 0.01%
78,630
-5,600
-7% -$159K
MFC icon
553
Manulife Financial
MFC
$74.1B
$2.16M 0.01%
117,616
-5,538
-4% -$97.8K
AVY icon
554
Avery Dennison
AVY
$13.2B
$2.14M 0.01%
18,842
+2,332
+14% +$266K
BSX icon
555
Boston Scientific
BSX
$71.4B
$2.14M 0.01%
52,601
+7,600
+17% +$322K
IYR icon
556
iShares US Real Estate ETF
IYR
$4.63B
$2.13M 0.01%
22,815
+12,987
+132% +$1.18M
CNI icon
557
Canadian National Railway
CNI
$76.5B
$2.13M 0.01%
23,738
-725
-3% -$67K
DIA icon
558
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
$46.3B
$2.12M 0.01%
7,877
+1,527
+24% +$407K
DTD icon
559
WisdomTree US Total Dividend Fund
DTD
$1.68B
$2.11M 0.01%
42,604
+4
+0% +$195
BUD icon
560
AB InBev
BUD
$165B
$2.09M 0.01%
21,943
-3,200
-13% -$304K
XPO icon
561
XPO
XPO
$23B
$2.08M 0.01%
84,218
-18,765
-18% -$434K
KRP icon
562
Kimbell Royalty Partners
KRP
$1.43B
$2.07M 0.01%
+140,442
New +$2.13M
HGV icon
563
Hilton Grand Vacations
HGV
$3.61B
$2.06M 0.01%
64,319
+515
+0.8% +$16.2K
ACWI icon
564
iShares MSCI ACWI ETF
ACWI
$33.3B
$2.05M 0.01%
27,746
-17,814
-39% -$1.31M
SCHL icon
565
Scholastic
SCHL
$753M
$2.04M 0.01%
54,100
-10,050
-16% -$353K
KRYS icon
566
Krystal Biotech
KRYS
$9.55B
$2.03M 0.01%
58,491
+39,225
+204% +$1.75M
PGX icon
567
Invesco Preferred ETF
PGX
$3.78B
$2.02M 0.01%
134,514
+20,550
+18% +$306K
SRPT icon
568
Sarepta Therapeutics
SRPT
$1.77B
$2.02M 0.01%
26,796
+1,423
+6% +$168K
PKOH icon
569
Park-Ohio Holdings
PKOH
$670M
$2.01M 0.01%
67,450
-19,002
-22% -$566K
STKL
570
DELISTED
SunOpta
STKL
$2M 0.01%
1,108,460
+42,165
+4% +$109K
LHX icon
571
L3Harris
LHX
$53.9B
$1.99M 0.01%
+9,555
New +$1.96M
IZRL icon
572
ARK Israel Innovative Technology ETF
IZRL
$141M
$1.99M 0.01%
96,490
+48,000
+99% +$988K
SEDG icon
573
SolarEdge
SEDG
$1.99B
$1.99M 0.01%
23,800
-75
-0.3% -$5.59K
LII icon
574
Lennox International
LII
$15.1B
$1.98M 0.01%
8,148
+13
+0.2% +$3.35K
HBAN icon
575
Huntington Bancshares
HBAN
$35.1B
$1.97M 0.01%
138,246
-15,402
-10% -$211K
21 22
23
24 25

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William Blair & Company's Q3 2019 Portfolio in Review

As of Q3 2019, William Blair & Company held 1,807 positions worth $17.4B, down 0.77% from $17.5B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q3 2019 filing shows 76 new, 584 increased, 700 reduced and 110 closed positions. Its largest new stake was Blackstone: 629,283 shares worth $30.7M. The largest sale was Netflix, an estimated $45.9M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2019 buy was Blackstone: 629,283 shares worth $30.7M.
  • William Blair & Company added most to Walt Disney in Q3 2019, an estimated $38.7M increase.
  • William Blair & Company's biggest Q3 2019 reduction was Netflix, cutting an estimated $45.9M.
  • William Blair & Company fully exited Worldpay, Inc. in Q3 2019, selling an estimated $9.57M.
  • William Blair & Company's ten largest holdings make up 22% of its $17.4B portfolio in Q3 2019.
  • William Blair & Company opened 76 new positions and closed 110 in Q3 2019.
  • William Blair & Company's portfolio value fell 0.77% quarter-over-quarter to $17.4B.

Based on William Blair & Company's 13F filing for Q3 2019, filed 12 Nov 2019.