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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
CSLT
1751
DELISTED
CASTLIGHT HEALTH, INC.
CSLT
– –
-39,950
Closed -$129K
CVA
1752
DELISTED
Covanta Holding Corporation
CVA
– –
-18,673
Closed -$334K
QADB
1753
DELISTED
QAD Inc. Class B
QADB
– –
-500
Closed -$15K
CMD
1754
DELISTED
Cantel Medical Corporation
CMD
– –
-2,312
Closed -$225K
JCAP
1755
DELISTED
Jernigan Capital, Inc.
JCAP
– –
-9,800
Closed -$201K
ARCH
1756
DELISTED
Arch Resources, Inc.
ARCH
– –
-3,450
Closed -$325K
TGE
1757
DELISTED
Tallgrass Energy, LP Class A Shares
TGE
– –
-52,973
Closed -$1.12M
PEGI
1758
DELISTED
Pattern Energy Group Inc. Class A
PEGI
– –
-13,900
Closed -$321K
CBLK
1759
DELISTED
Carbon Black, Inc. Common Stock
CBLK
– –
-356,187
Closed -$5.96M
VSM
1760
DELISTED
Versum Materials, Inc.
VSM
– –
-23,641
Closed -$1.22M
AABA
1761
DELISTED
Altaba Inc
AABA
– –
-39,164
Closed -$2.72M
OAK
1762
DELISTED
OAKTREE CAPITAL GROUP, LLC
OAK
– –
-28,416
Closed -$1.41M
NEE.PRR
1763
DELISTED
NextEra Energy, Inc.
NEE.PRR
– –
-200
Closed -$13K
WAGE
1764
DELISTED
WageWorks, Inc.
WAGE
– –
-88,227
Closed -$4.48M
APU
1765
DELISTED
AmeriGas Partners, L.P.
APU
– –
-14,932
Closed -$520K
APC
1766
DELISTED
Anadarko Petroleum
APC
– –
-26,780
Closed -$1.89M
WP
1767
DELISTED
Worldpay, Inc.
WP
– –
-78,055
Closed -$9.57M
ANDX
1768
DELISTED
Andeavor Logistics LP
ANDX
– –
-12,034
Closed -$437K
HFBC
1769
DELISTED
HopFed Bancorp Inc
HFBC
– –
-52,061
Closed -$988K
PETX
1770
DELISTED
Aratana Therapeutics, Inc.
PETX
– –
-143,710
Closed -$742K
GM.WS.B
1771
DELISTED
General Motors Company
GM.WS.B
– –
-1
Closed –
NLSN
1772
DELISTED
Nielsen Holdings plc
NLSN
– –
-17,061
Closed -$794K
BSCK
1773
DELISTED
Invesco BulletShares 2020 Corporate Bond ETF
BSCK
– –
-2,000
Closed -$43K
QADA
1774
DELISTED
QAD Inc.
QADA
– –
-6,929
Closed -$279K
TSS
1775
DELISTED
Total System Services, Inc.
TSS
– –
-3,398
Closed -$436K
68 69 70
71
72

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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.