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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $33.3B
1-Year Est. Return 44.76%
This Fund
S&P 500
This Quarter Est. Return
+7.86%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$28.9B
AUM Growth
+$2.01B
Cap. Flow
+$420M
Cap. Flow %
1.46%
Top 10 Hldgs %
17.78%
Holding
509
New
33
Increased
212
Reduced
167
Closed
90

Top Buys

Rank Stock Value
1
RCI icon
Rogers Communications
RCI
+$228M
2
BN icon
Brookfield
BN
+$96.9M
3
EEFT icon
Euronet Worldwide
EEFT
+$92.3M
4
TFX icon
Teleflex
TFX
+$84.9M
5
P
Everpure Inc
P
+$79.7M

Top Sells

Rank Stock Value
1
YUMC icon
Yum China
YUMC
+$188M
2
CRL icon
Charles River Laboratories
CRL
+$188M
3
FND icon
Floor & Decor
FND
+$129M
4
TWOU
2U Inc
TWOU
+$87.5M
5
MTN icon
Vail Resorts
MTN
+$71.8M

Sector Composition

Rank Sector Weight
1 Technology 16.83%
2 Healthcare 15.47%
3 Industrials 13.49%
4 Consumer Discretionary 13%
5 Financials 12.64%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
EQNR icon
376
Equinor
EQNR
$97.2B
$2.63M 0.01%
93,204
-969
-1% -$25.5K
ORLY icon
377
O'Reilly Automotive
ORLY
$74.9B
$2.42M 0.01%
104,505
RIO icon
378
Rio Tinto
RIO
$164B
$2.24M 0.01%
43,818
+163
+0.4% +$8.31K
WPX
379
DELISTED
WPX Energy, Inc.
WPX
$1.4M ﹤0.01%
69,791
+4,417
+7% +$81.9K
TRGP icon
380
Targa Resources
TRGP
$56.9B
$1.39M ﹤0.01%
24,728
+1,566
+7% +$83.6K
EPR icon
381
EPR Properties
EPR
$4.58B
$1.2M ﹤0.01%
17,540
+1,108
+7% +$75.3K
RY icon
382
Royal Bank of Canada
RY
$292B
$1.19M ﹤0.01%
+14,895
New +$1.17M
RVTY icon
383
Revvity
RVTY
$12.9B
$1.18M ﹤0.01%
12,076
+765
+7% +$65.7K
SIVB
384
DELISTED
SVB Financial Group
SIVB
$1.1M ﹤0.01%
3,535
-244
-6% -$77K
VOYA icon
385
Voya Financial
VOYA
$8.9B
$1.08M ﹤0.01%
21,754
+4,844
+29% +$239K
LW icon
386
Lamb Weston
LW
$7.23B
$1.06M ﹤0.01%
15,945
+1,009
+7% +$69.2K
WBC
387
DELISTED
WABCO HOLDINGS INC.
WBC
$1.06M ﹤0.01%
8,958
+2,763
+45% +$334K
CXT icon
388
Crane NXT
CXT
$2.95B
$1.04M ﹤0.01%
30,604
+231
+0.8% +$7.18K
NXPI icon
389
NXP Semiconductors
NXPI
$59.6B
$1.04M ﹤0.01%
+12,185
New +$1.17M
DNKN
390
DELISTED
Dunkin' Brands Group, Inc.
DNKN
$1.03M ﹤0.01%
13,934
-9,585
-41% -$692K
AMG icon
391
Affiliated Managers Group
AMG
$9.48B
$1.01M ﹤0.01%
7,425
GNTX icon
392
Gentex
GNTX
$5.04B
$1.01M ﹤0.01%
47,193
+83
+0.2% +$1.92K
WTRG icon
393
Essential Utilities
WTRG
$11.4B
$1.01M ﹤0.01%
+27,327
New +$1.01M
ATO icon
394
Atmos Energy
ATO
$28.6B
$1.01M ﹤0.01%
10,719
-1,205
-10% -$111K
PACW
395
DELISTED
PacWest Bancorp
PACW
$1M ﹤0.01%
21,001
+1,327
+7% +$66.8K
LNT icon
396
Alliant Energy
LNT
$17.8B
$999K ﹤0.01%
23,463
+1,463
+7% +$62.8K
CDNS icon
397
Cadence Design Systems
CDNS
$90.2B
$992K ﹤0.01%
21,878
-2,796
-11% -$127K
CSL icon
398
Carlisle Companies
CSL
$15.5B
$990K ﹤0.01%
+8,124
New +$992K
CPRI icon
399
Capri Holdings
CPRI
$1.77B
$984K ﹤0.01%
14,355
-744
-5% -$52.1K
IR icon
400
Ingersoll Rand
IR
$33B
$977K ﹤0.01%
34,479
+3,506
+11% +$98.3K

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William Blair Investment Management's Q3 2018 Portfolio in Review

As of Q3 2018, William Blair Investment Management held 509 positions worth $28.9B, up 7.5% from $26.9B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair Investment Management's Q3 2018 filing shows 33 new, 212 increased, 167 reduced and 90 closed positions. Its largest new stake was Rogers Communications: 4,461,925 shares worth $229M. The largest sale was Yum China, an estimated $188M.

By sector, the portfolio is most concentrated in Technology at 17% of assets, up from 15% a quarter earlier, followed by Healthcare and Industrials.

  • William Blair Investment Management's largest Q3 2018 buy was Rogers Communications: 4,461,925 shares worth $229M.
  • William Blair Investment Management added most to Brookfield in Q3 2018, an estimated $96.9M increase.
  • William Blair Investment Management's biggest Q3 2018 reduction was Vail Resorts, cutting an estimated $71.8M.
  • William Blair Investment Management fully exited Yum China in Q3 2018, selling an estimated $188M.
  • William Blair Investment Management's ten largest holdings make up 18% of its $28.9B portfolio in Q3 2018.
  • William Blair Investment Management opened 33 new positions and closed 90 in Q3 2018.
  • William Blair Investment Management's portfolio value rose 7.5% quarter-over-quarter to $28.9B.

Based on William Blair Investment Management's 13F filing for Q3 2018, filed 13 Nov 2018.