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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
-14.81%
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
$20.1B
AUM Growth
-$8.75B
Cap. Flow
-$4.18B
Cap. Flow %
-20.77%
Top 10 Hldgs %
19.04%
Holding
450
New
31
Increased
192
Reduced
174
Closed
46

Top Buys

Rank Stock Value
1
CNI icon
Canadian National Railway
CNI
+$128M
2
WW
WW International
WW
+$107M
3
INGN icon
Inogen
INGN
+$106M
4
TREX icon
Trex
TREX
+$106M
5
SABR icon
Sabre
SABR
+$95.3M

Sector Composition

Rank Sector Weight
1 Technology 16.34%
2 Healthcare 14.5%
3 Financials 13.62%
4 Consumer Discretionary 13.1%
5 Industrials 12.65%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
GREK
126
Global X MSCI Greece ETF
GREK
$330M
$39.7M 0.2%
1,916,567
+627,334
+49% +$14.1M
CCL icon
127
Carnival Corporation Ltd
CCL
$38B
$37.7M 0.19%
765,118
+3,094
+0.4% +$177K
KO icon
128
Coca-Cola
KO
$372B
$37.5M 0.19%
791,704
-817,196
-51% -$39.1M
UEIC icon
129
Universal Electronics
UEIC
$74.6M
$36.6M 0.18%
1,447,940
-439,362
-23% -$14.2M
LIN icon
130
Linde
LIN
$226B
$36.4M 0.18%
+233,035
New +$36.8M
SYK icon
131
Stryker
SYK
$134B
$36M 0.18%
229,983
-239,674
-51% -$40.1M
SCCO icon
132
Southern Copper
SCCO
$164B
$35.2M 0.17%
1,249,353
-47,575
-4% -$1.59M
APTV icon
133
Aptiv
APTV
$10.3B
$34.9M 0.17%
566,069
-445,309
-44% -$32.3M
FITB
134
Fifth Third Bancorp
FITB
$52.2B
$34M 0.17%
1,444,766
-243,713
-14% -$6.41M
FTV icon
135
Fortive
FTV
$18.6B
$33.6M 0.17%
786,381
-1,302,914
-62% -$61.2M
HOMB icon
136
Home BancShares
HOMB
$6.22B
$33.5M 0.17%
2,051,703
+183,064
+10% +$3.48M
SBUX icon
137
Starbucks
SBUX
$122B
$32.8M 0.16%
509,886
-340,422
-40% -$21.3M
TXN icon
138
Texas Instruments
TXN
$257B
$32.5M 0.16%
344,271
-365,935
-52% -$35.4M
EFX icon
139
Equifax
EFX
$21.4B
$32.3M 0.16%
347,300
-465,388
-57% -$49.5M
PGR icon
140
Progressive
PGR
$123B
$31.2M 0.16%
517,365
-1,548,893
-75% -$103M
WB icon
141
Weibo
WB
$1.93B
$29.4M 0.15%
503,982
-333,244
-40% -$20.2M
GBCI icon
142
Glacier Bancorp
GBCI
$6.39B
$29M 0.14%
732,104
-109,646
-13% -$4.71M
BRC icon
143
Brady Corp
BRC
$4.48B
$28.4M 0.14%
653,769
+18,194
+3% +$758K
ITGR icon
144
Integer Holdings
ITGR
$4.25B
$28.3M 0.14%
371,110
+5,546
+2% +$445K
ALGN icon
145
Align Technology
ALGN
$12.3B
$28.3M 0.14%
134,952
+41,061
+44% +$10.4M
PYPL icon
146
PayPal
PYPL
$50.5B
$28M 0.14%
332,885
-314,156
-49% -$26.2M
PLAY icon
147
Dave & Buster's
PLAY
$349M
$28M 0.14%
627,261
-38,209
-6% -$2.15M
ERF
148
DELISTED
Enerplus Corporation
ERF
$27.7M 0.14%
3,559,870
+2,101,377
+144% +$20.5M
DAR icon
149
Darling Ingredients
DAR
$9.84B
$27.2M 0.13%
1,411,355
+418,354
+42% +$8.48M
GS icon
150
Goldman Sachs
GS
$301B
$27M 0.13%
161,364
-46,801
-22% -$9.44M

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William Blair Investment Management's Q4 2018 Portfolio in Review

As of Q4 2018, William Blair Investment Management held 450 positions worth $20.1B, down 30% from $28.9B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair Investment Management withdrew a net $4.18B in Q4 2018, closing 46 positions and reducing 174 holdings. Its most notable exit was Hexcel, an estimated $187M position sold in full.

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

Against the trend, William Blair Investment Management opened a new position in Inogen worth $80.2M.

  • William Blair Investment Management's largest Q4 2018 buy was Inogen: 646,263 shares worth $80.2M.
  • William Blair Investment Management added most to Canadian National Railway in Q4 2018, an estimated $128M increase.
  • William Blair Investment Management's biggest Q4 2018 reduction was Suncor Energy, cutting an estimated $195M.
  • William Blair Investment Management fully exited Hexcel in Q4 2018, selling an estimated $187M.
  • William Blair Investment Management's ten largest holdings make up 19% of its $20.1B portfolio in Q4 2018.
  • William Blair Investment Management opened 31 new positions and closed 46 in Q4 2018.
  • William Blair Investment Management's portfolio value fell 30% quarter-over-quarter to $20.1B.

Based on William Blair Investment Management's 13F filing for Q4 2018, filed 13 Feb 2019.