We are live on ! Find out more
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
+1.38%
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
$25.2B
AUM Growth
+$541M
Cap. Flow
+$455M
Cap. Flow %
1.8%
Top 10 Hldgs %
14.45%
Holding
499
New
55
Increased
184
Reduced
204
Closed
49

Top Buys

Rank Stock Value
1
WTW icon
Willis Towers Watson
WTW
+$201M
2
XRAY icon
Dentsply Sirona
XRAY
+$172M
3
CSRA
CSRA Inc.
CSRA
+$164M
4
ZTS icon
Zoetis
ZTS
+$137M
5
AKAM icon
Akamai
AKAM
+$125M

Sector Composition

Rank Sector Weight
1 Healthcare 14.5%
2 Financials 12.48%
3 Technology 11.87%
4 Consumer Discretionary 11.84%
5 Industrials 11.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
WTRG icon
376
Essential Utilities
WTRG
$11.4B
$747K ﹤0.01%
+23,462
New +$726K
PGR icon
377
Progressive
PGR
$123B
$674K ﹤0.01%
19,194
-1,561
-8% -$49.9K
CNXR
378
DELISTED
Connecture, Inc.
CNXR
$665K ﹤0.01%
259,642
-400
-0.2% -$1.08K
AWK icon
379
American Water Works
AWK
$27B
$643K ﹤0.01%
9,330
-3,380
-27% -$220K
ETFC
380
DELISTED
E*Trade Financial Corporation
ETFC
$636K ﹤0.01%
25,977
-3,965
-13% -$96K
OPLN
381
Openlane
OPLN
$4.48B
$624K ﹤0.01%
43,244
-6,449
-13% -$85.5K
FXI icon
382
iShares China Large-Cap ETF
FXI
$4.25B
$615K ﹤0.01%
18,200
+2,400
+15% +$75.3K
PNW icon
383
Pinnacle West Capital
PNW
$12.1B
$614K ﹤0.01%
8,176
-1,205
-13% -$82.4K
HUBB icon
384
Hubbell
HUBB
$27.5B
$612K ﹤0.01%
5,776
-868
-13% -$82.9K
AWH
385
DELISTED
Allied World Assurance Co Hld Lt
AWH
$598K ﹤0.01%
17,105
-2,583
-13% -$88.6K
EWBC icon
386
East-West Bancorp
EWBC
$18.2B
$591K ﹤0.01%
18,201
-2,724
-13% -$88.9K
WAB icon
387
Wabtec
WAB
$50.3B
$586K ﹤0.01%
7,391
-1,085
-13% -$75.2K
TRMB icon
388
Trimble
TRMB
$13.5B
$576K ﹤0.01%
23,235
-2,408,840
-99% -$53.2M
TCO
389
DELISTED
Taubman Centers Inc.
TCO
$541K ﹤0.01%
7,601
-1,158
-13% -$82.1K
AGO icon
390
Assured Guaranty
AGO
$3.31B
$516K ﹤0.01%
20,414
-3,090
-13% -$76K
FBIN icon
391
Fortune Brands Innovations
FBIN
$5.97B
$516K ﹤0.01%
10,772
-1,615
-13% -$69.4K
STLD icon
392
Steel Dynamics
STLD
$37.8B
$513K ﹤0.01%
22,789
-3,289
-13% -$62K
SITC icon
393
SITE Centers
SITC
$155M
$501K ﹤0.01%
21,857
-3,234
-13% -$69.6K
LEN icon
394
Lennar Class A
LEN
$21.1B
$485K ﹤0.01%
10,547
-1,655
-14% -$67.9K
ALV icon
395
Autoliv
ALV
$8.96B
$470K ﹤0.01%
5,509
-1,574
-22% -$125K
WFC icon
396
Wells Fargo
WFC
$264B
$441K ﹤0.01%
9,112
-16
-0.2% -$783
PTEN icon
397
Patterson-UTI
PTEN
$4.22B
$416K ﹤0.01%
23,632
-3,470
-13% -$51.8K
SIVB
398
DELISTED
SVB Financial Group
SIVB
$407K ﹤0.01%
+3,988
New +$386K
VRNS icon
399
Varonis Systems
VRNS
$4.84B
$396K ﹤0.01%
65,091
DRI icon
400
Darden Restaurants
DRI
$24.9B
$389K ﹤0.01%
+5,860
New +$371K

Similar funds

William Blair Investment Management's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair Investment Management held 499 positions worth $25.2B, up 2.2% from $24.7B the previous quarter. Its ten largest holdings account for 14% of the portfolio.

William Blair Investment Management's Q1 2016 filing shows 55 new, 184 increased, 204 reduced and 49 closed positions. Its largest new stake was Willis Towers Watson: 1,741,517 shares worth $207M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $199M.

By sector, the portfolio is most concentrated in Healthcare at 14% of assets, up from 13% a quarter earlier, followed by Financials and Technology.

  • William Blair Investment Management's largest Q1 2016 buy was Willis Towers Watson: 1,741,517 shares worth $207M.
  • William Blair Investment Management added most to Zoetis in Q1 2016, an estimated $137M increase.
  • William Blair Investment Management's biggest Q1 2016 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $152M.
  • William Blair Investment Management fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $199M.
  • William Blair Investment Management's ten largest holdings make up 14% of its $25.2B portfolio in Q1 2016.
  • William Blair Investment Management opened 55 new positions and closed 49 in Q1 2016.
  • William Blair Investment Management's portfolio value rose 2.2% quarter-over-quarter to $25.2B.

Based on William Blair Investment Management's 13F filing for Q1 2016, filed 16 May 2016.