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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
+23.04%
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
$16.4B
AUM Growth
+$2.69B
Cap. Flow
+$306M
Cap. Flow %
1.86%
Top 10 Hldgs %
21%
Holding
1,770
New
129
Increased
754
Reduced
490
Closed
65

Top Buys

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$65.4M
2
P
Everpure Inc
P
+$35.3M
3
PYPL icon
PayPal
PYPL
+$30.4M
4
BA icon
Boeing
BA
+$28.3M
5
TWLO icon
Twilio
TWLO
+$24.2M

Top Sells

Rank Stock Value
1
TTE icon
TotalEnergies
TTE
+$155M
2
RHT
Red Hat Inc
RHT
+$73.4M
3
ULTI
Ultimate Software Group Inc
ULTI
+$70.6M
4
INGN icon
Inogen
INGN
+$25.8M
5
CELG
Celgene Corp
CELG
+$20.1M

Sector Composition

Rank Sector Weight
1 Technology 22.65%
2 Healthcare 17.38%
3 Financials 12.48%
4 Consumer Discretionary 9.87%
5 Industrials 9.37%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ORCL icon
226
Oracle
ORCL
$414B
$12.6M 0.08%
233,839
-14,088
-6% -$718K
BX icon
227
Blackstone
BX
$107B
$12.4M 0.08%
354,070
+35,033
+11% +$1.17M
WFC icon
228
Wells Fargo
WFC
$266B
$12.3M 0.08%
254,904
+6,448
+3% +$317K
KMB icon
229
Kimberly-Clark
KMB
$36B
$12.2M 0.07%
98,770
+5,061
+5% +$588K
RP
230
DELISTED
RealPage, Inc.
RP
$12.2M 0.07%
201,649
-36,750
-15% -$2.11M
QCOM icon
231
Qualcomm
QCOM
$169B
$12.1M 0.07%
212,858
+2,875
+1% +$155K
DVY icon
232
iShares Select Dividend ETF
DVY
$23.5B
$12.1M 0.07%
123,238
+28,120
+30% +$2.69M
NTNX icon
233
Nutanix
NTNX
$16.2B
$12M 0.07%
318,981
+36,854
+13% +$1.69M
FIS icon
234
Fidelity National Information Services
FIS
$21.9B
$12M 0.07%
106,393
-12,400
-10% -$1.32M
ROL icon
235
Rollins
ROL
$17.6B
$11.9M 0.07%
428,045
+16,526
+4% +$430K
MUB icon
236
iShares National Muni Bond ETF
MUB
$45.3B
$11.6M 0.07%
103,894
+7,141
+7% +$783K
ITOT icon
237
iShares Core S&P Total US Stock Market ETF
ITOT
$97.1B
$11.5M 0.07%
178,441
+12,774
+8% +$792K
LGND icon
238
Ligand Pharmaceuticals
LGND
$6.18B
$11.4M 0.07%
145,132
-88,414
-38% -$6.7M
RTX icon
239
RTX Corp
RTX
$300B
$11.4M 0.07%
140,121
+8,876
+7% +$674K
IRT icon
240
Independence Realty Trust
IRT
$4.01B
$11.2M 0.07%
1,041,357
+30,161
+3% +$310K
NVDA icon
241
NVIDIA
NVDA
$5.33T
$11.2M 0.07%
2,489,280
+632,680
+34% +$2.46M
NEE icon
242
NextEra Energy
NEE
$176B
$11.1M 0.07%
230,444
+14,708
+7% +$672K
TSCO icon
243
Tractor Supply
TSCO
$17.9B
$10.7M 0.07%
546,720
-5,055
-0.9% -$91.9K
DUK icon
244
Duke Energy
DUK
$96.4B
$10.6M 0.06%
118,213
+12,725
+12% +$1.12M
GE icon
245
GE Aerospace
GE
$389B
$10.6M 0.06%
213,310
+34
+0% +$1.6K
UNF icon
246
Unifirst Corp
UNF
$5.23B
$10.4M 0.06%
67,914
+268
+0.4% +$37.7K
MRCY icon
247
Mercury Systems
MRCY
$6.58B
$10.4M 0.06%
162,581
+1,805
+1% +$104K
VNQI icon
248
Vanguard Global ex-US Real Estate ETF
VNQI
$3.5B
$10.4M 0.06%
173,965
+4,051
+2% +$230K
IT icon
249
Gartner
IT
$11.7B
$10.3M 0.06%
67,974
-3,049
-4% -$423K
EL icon
250
Estee Lauder
EL
$30.8B
$10.2M 0.06%
61,851
+3,346
+6% +$491K
8 9
10
11 12

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William Blair & Company's Q1 2019 Portfolio in Review

As of Q1 2019, William Blair & Company held 1,770 positions worth $16.4B, up 20% from $13.7B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q1 2019 filing shows 129 new, 754 increased, 490 reduced and 65 closed positions. Its largest new stake was Western Midstream Partners: 147,267 shares worth $4.62M. The largest sale was TotalEnergies, an estimated $155M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 21% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2019 buy was Western Midstream Partners: 147,267 shares worth $4.62M.
  • William Blair & Company added most to Fiserv Inc in Q1 2019, an estimated $65.4M increase.
  • William Blair & Company's biggest Q1 2019 reduction was TotalEnergies, cutting an estimated $155M.
  • William Blair & Company fully exited MB Financial Corp in Q1 2019, selling an estimated $7.72M.
  • William Blair & Company's ten largest holdings make up 21% of its $16.4B portfolio in Q1 2019.
  • William Blair & Company opened 129 new positions and closed 65 in Q1 2019.
  • William Blair & Company's portfolio value rose 20% quarter-over-quarter to $16.4B.

Based on William Blair & Company's 13F filing for Q1 2019, filed 14 May 2019.