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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
+19.2%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
AUM
$23.8B
AUM Growth
+$3.63B
Cap. Flow
+$288M
Cap. Flow %
1.21%
Top 10 Hldgs %
20.04%
Holding
441
New
37
Increased
142
Reduced
223
Closed
35

Top Buys

Rank Stock Value
1
CHKP icon
Check Point Software Technologies
CHKP
+$181M
2
BABA icon
Alibaba
BABA
+$124M
3
EWBC icon
East-West Bancorp
EWBC
+$109M
4
STE icon
Steris
STE
+$94.6M
5
BURL icon
Burlington
BURL
+$87.9M

Top Sells

Rank Stock Value
1
SIX
Six Flags Entertainment Corp.
SIX
+$151M
2
FTNT icon
Fortinet
FTNT
+$108M
3
SU icon
Suncor Energy
SU
+$77.7M
4
WST icon
West Pharmaceutical
WST
+$73.5M
5
WW
WW International
WW
+$59M

Sector Composition

Rank Sector Weight
1 Technology 17.21%
2 Consumer Discretionary 14.5%
3 Healthcare 14.2%
4 Industrials 13.82%
5 Financials 13.22%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BSAC icon
126
Banco Santander Chile
BSAC
$16.5B
$44.5M 0.19%
1,496,495
-187,699
-11% -$5.86M
NEE icon
127
NextEra Energy
NEE
$179B
$44.4M 0.19%
919,220
+3,104
+0.3% +$142K
LIN icon
128
Linde
LIN
$226B
$40.4M 0.17%
229,355
-3,680
-2% -$611K
FTV icon
129
Fortive
FTV
$18.6B
$40M 0.17%
756,860
-29,521
-4% -$1.44M
CCL icon
130
Carnival Corporation Ltd
CCL
$38B
$38.3M 0.16%
754,546
-10,572
-1% -$586K
KO icon
131
Coca-Cola
KO
$372B
$38.3M 0.16%
816,691
+24,987
+3% +$1.17M
ASR icon
132
Grupo Aeroportuario del Sureste
ASR
$8.15B
$38.3M 0.16%
236,500
-31,084
-12% -$5.19M
PR
133
Permian Resources
PR
$18B
$37.7M 0.16%
4,285,213
+5,962
+0.1% +$67.7K
VRSK icon
134
Verisk Analytics
VRSK
$23.6B
$37.6M 0.16%
282,449
-84,226
-23% -$10.2M
TXN icon
135
Texas Instruments
TXN
$257B
$37.5M 0.16%
353,262
+8,991
+3% +$931K
GREK
136
Global X MSCI Greece ETF
GREK
$330M
$34.8M 0.15%
1,442,940
-473,627
-25% -$10.7M
ANET icon
137
Arista Networks
ANET
$250B
$34.8M 0.15%
1,768,976
-199,840
-10% -$3.17M
EOG icon
138
EOG Resources
EOG
$75.2B
$34.2M 0.14%
359,750
-102,990
-22% -$9.81M
ALGN icon
139
Align Technology
ALGN
$12.3B
$33.9M 0.14%
119,227
-15,725
-12% -$3.75M
INTU icon
140
Intuit
INTU
$92B
$33.8M 0.14%
129,386
-604
-0.5% -$140K
HOMB icon
141
Home BancShares
HOMB
$6.22B
$33.6M 0.14%
1,912,469
-139,234
-7% -$2.58M
SBUX icon
142
Starbucks
SBUX
$122B
$32.3M 0.14%
434,702
-75,184
-15% -$5.17M
ISRG icon
143
Intuitive Surgical
ISRG
$142B
$31.9M 0.13%
167,961
+519
+0.3% +$92.2K
GS icon
144
Goldman Sachs
GS
$301B
$31.1M 0.13%
161,943
+579
+0.4% +$112K
COST icon
145
Costco
COST
$419B
$30.9M 0.13%
127,675
+62,504
+96% +$13.7M
BCO icon
146
Brink's
BCO
$4.69B
$30.9M 0.13%
409,906
+38,368
+10% +$2.85M
LXFR icon
147
Luxfer Holdings
LXFR
$457M
$30.6M 0.13%
1,226,992
+313,993
+34% +$6.3M
DAR icon
148
Darling Ingredients
DAR
$9.84B
$30.4M 0.13%
1,406,261
-5,094
-0.4% -$108K
CNMD icon
149
CONMED
CNMD
$1.48B
$30.3M 0.13%
363,689
-15,578
-4% -$1.13M
TRNO icon
150
Terreno Realty
TRNO
$7.44B
$29.4M 0.12%
698,705
-39,838
-5% -$1.59M
4 5
6
7 8

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William Blair Investment Management's Q1 2019 Portfolio in Review

As of Q1 2019, William Blair Investment Management held 441 positions worth $23.8B, up 18% from $20.1B the previous quarter. Its ten largest holdings account for 20% of the portfolio.

William Blair Investment Management's Q1 2019 filing shows 37 new, 142 increased, 223 reduced and 35 closed positions. Its largest new stake was Steris: 803,400 shares worth $103M. The largest sale was Six Flags Entertainment Corp., an estimated $151M.

By sector, the portfolio is most concentrated in Technology at 17% of assets, up from 16% a quarter earlier, followed by Consumer Discretionary and Healthcare.

  • William Blair Investment Management's largest Q1 2019 buy was Steris: 803,400 shares worth $103M.
  • William Blair Investment Management added most to Check Point Software Technologies in Q1 2019, an estimated $181M increase.
  • William Blair Investment Management's biggest Q1 2019 reduction was WW International, cutting an estimated $59M.
  • William Blair Investment Management fully exited Six Flags Entertainment Corp. in Q1 2019, selling an estimated $151M.
  • William Blair Investment Management's ten largest holdings make up 20% of its $23.8B portfolio in Q1 2019.
  • William Blair Investment Management opened 37 new positions and closed 35 in Q1 2019.
  • William Blair Investment Management's portfolio value rose 18% quarter-over-quarter to $23.8B.

Based on William Blair Investment Management's 13F filing for Q1 2019, filed 10 May 2019.