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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
+9.1%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$19.5B
AUM Growth
+$2.1B
Cap. Flow
+$465M
Cap. Flow %
2.39%
Top 10 Hldgs %
22.3%
Holding
1,847
New
125
Increased
679
Reduced
598
Closed
120

Top Buys

Rank Stock Value
1
ANET icon
Arista Networks
ANET
+$24M
2
DIS icon
Walt Disney
DIS
+$22.5M
3
PYPL icon
PayPal
PYPL
+$21.1M
4
AXP icon
American Express
AXP
+$18.6M
5
NOW icon
ServiceNow
NOW
+$15.5M

Top Sells

Rank Stock Value
1
CELG
Celgene Corp
CELG
+$25M
2
ULTA icon
Ulta Beauty
ULTA
+$21.8M
3
EOG icon
EOG Resources
EOG
+$20.9M
4
ABMD
Abiomed Inc
ABMD
+$16.3M
5
GRUB
Just Eat Takeaway.com N.V. American Depositary Shares
GRUB
+$11.2M

Sector Composition

Rank Sector Weight
1 Technology 23.46%
2 Healthcare 17.35%
3 Financials 13.04%
4 Consumer Discretionary 9.94%
5 Industrials 9.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
TRMB icon
176
Trimble
TRMB
$13.6B
$23.2M 0.12%
556,530
+63,738
+13% +$2.54M
QQQ icon
177
Invesco QQQ Trust
QQQ
$479B
$22.9M 0.12%
107,925
-3,275
-3% -$656K
VOO icon
178
Vanguard S&P 500 ETF
VOO
$1T
$22.9M 0.12%
77,253
+5,277
+7% +$1.49M
SU icon
179
Suncor Energy
SU
$76.7B
$22.2M 0.11%
676,285
-40,296
-6% -$1.26M
KMI icon
180
Kinder Morgan
KMI
$69.6B
$21.8M 0.11%
1,030,004
+30,559
+3% +$619K
RBA icon
181
RB Global
RBA
$20.8B
$21.5M 0.11%
501,297
+54,723
+12% +$2.28M
ULTA icon
182
Ulta Beauty
ULTA
$23.2B
$21.5M 0.11%
84,745
-89,398
-51% -$21.8M
TD icon
183
Toronto Dominion Bank
TD
$200B
$21.4M 0.11%
381,966
+88,760
+30% +$5.03M
YETI icon
184
Yeti Holdings
YETI
$3.92B
$21.4M 0.11%
616,199
+45,212
+8% +$1.42M
KO icon
185
Coca-Cola
KO
$371B
$21.1M 0.11%
380,831
+17,795
+5% +$957K
NVDA icon
186
NVIDIA
NVDA
$5.08T
$20.8M 0.11%
3,540,800
+406,120
+13% +$2.11M
NVS icon
187
Novartis
NVS
$293B
$20.6M 0.11%
217,679
+42,785
+24% +$3.84M
EMR icon
188
Emerson Electric
EMR
$86B
$20.3M 0.1%
266,389
-3,824
-1% -$276K
QTWO icon
189
Q2 Holdings
QTWO
$3.92B
$20.3M 0.1%
250,321
+36,106
+17% +$2.77M
WST icon
190
West Pharmaceutical
WST
$24.3B
$20.3M 0.1%
135,005
-620
-0.5% -$90.3K
TIP icon
191
iShares TIPS Bond ETF
TIP
$14.5B
$20.3M 0.1%
174,083
-23,211
-12% -$2.7M
QCOM icon
192
Qualcomm
QCOM
$168B
$20.1M 0.1%
228,267
+12,134
+6% +$1.02M
OMC icon
193
Omnicom Group
OMC
$21.8B
$19.7M 0.1%
243,104
-13,593
-5% -$1.07M
HLT icon
194
Hilton Worldwide
HLT
$71B
$19.2M 0.1%
173,012
+943
+0.5% +$94.6K
USPH icon
195
US Physical Therapy
USPH
$1.19B
$18.8M 0.1%
164,331
+16,179
+11% +$2.01M
RPAY icon
196
Repay Holdings
RPAY
$341M
$18.3M 0.09%
1,245,762
+568,458
+84% +$7.94M
TGT icon
197
Target
TGT
$67.4B
$18.2M 0.09%
142,336
-15,379
-10% -$1.8M
BDX icon
198
Becton Dickinson
BDX
$46.7B
$17.8M 0.09%
67,210
-3,803
-5% -$948K
SLB icon
199
SLB Ltd
SLB
$74.8B
$17.4M 0.09%
432,366
+117,980
+38% +$4.21M
MMP
200
DELISTED
Magellan Midstream Partners, L.P.
MMP
$17.3M 0.09%
275,720
-5,796
-2% -$361K
6 7
8
9 10

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William Blair & Company's Q4 2019 Portfolio in Review

As of Q4 2019, William Blair & Company held 1,847 positions worth $19.5B, up 12% from $17.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q4 2019 filing shows 125 new, 679 increased, 598 reduced and 120 closed positions. Its largest new stake was Dynatrace: 165,602 shares worth $4.19M. The largest sale was Celgene Corp, an estimated $25M.

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 Q4 2019 buy was Dynatrace: 165,602 shares worth $4.19M.
  • William Blair & Company added most to Arista Networks in Q4 2019, an estimated $24M increase.
  • William Blair & Company's biggest Q4 2019 reduction was Ulta Beauty, cutting an estimated $21.8M.
  • William Blair & Company fully exited Celgene Corp in Q4 2019, selling an estimated $25M.
  • William Blair & Company's ten largest holdings make up 22% of its $19.5B portfolio in Q4 2019.
  • William Blair & Company opened 125 new positions and closed 120 in Q4 2019.
  • William Blair & Company's portfolio value rose 12% quarter-over-quarter to $19.5B.

Based on William Blair & Company's 13F filing for Q4 2019, filed 13 Feb 2020.