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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
+6.74%
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
$24.7B
AUM Growth
-$24.3B
Cap. Flow
-$25.2B
Cap. Flow %
-102.22%
Top 10 Hldgs %
14.96%
Holding
1,115
New
48
Increased
227
Reduced
160
Closed
671

Sector Composition

Rank Sector Weight
1 Healthcare 13.37%
2 Financials 12.97%
3 Consumer Discretionary 12.77%
4 Industrials 11.86%
5 Technology 11.78%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
ETFC
376
DELISTED
E*Trade Financial Corporation
ETFC
$887K ﹤0.01%
29,942
-24,696
-45% -$710K
EWBC icon
377
East-West Bancorp
EWBC
$18.2B
$870K ﹤0.01%
20,925
-17,049
-45% -$701K
CPT icon
378
Camden Property Trust
CPT
$10.9B
$859K ﹤0.01%
11,193
-815,307
-99% -$62.1M
ATO icon
379
Atmos Energy
ATO
$28.6B
$802K ﹤0.01%
12,719
-13,443
-51% -$826K
CMS icon
380
CMS Energy
CMS
$21.8B
$802K ﹤0.01%
22,241
-21,546
-49% -$768K
FRN
381
DELISTED
Invesco Frontier Markets ETF
FRN
$766K ﹤0.01%
71,600
+12,200
+21% +$136K
AWK icon
382
American Water Works
AWK
$27B
$759K ﹤0.01%
12,710
-12,468
-50% -$719K
EWY icon
383
iShares MSCI South Korea ETF
EWY
$25.9B
$745K ﹤0.01%
15,000
+1,100
+8% +$57.8K
AWH
384
DELISTED
Allied World Assurance Co Hld Lt
AWH
$732K ﹤0.01%
+19,688
New +$727K
OPLN
385
Openlane
OPLN
$4.48B
$696K ﹤0.01%
49,693
-40,249
-45% -$570K
SLG icon
386
SL Green Realty
SLG
$3.95B
$686K ﹤0.01%
6,272
-5,034
-45% -$564K
TCO
387
DELISTED
Taubman Centers Inc.
TCO
$672K ﹤0.01%
8,759
-7,182
-45% -$535K
HUBB icon
388
Hubbell
HUBB
$27.5B
$671K ﹤0.01%
+6,644
New +$678K
PGR icon
389
Progressive
PGR
$123B
$660K ﹤0.01%
20,755
+3,453
+20% +$110K
ALV icon
390
Autoliv
ALV
$8.96B
$637K ﹤0.01%
7,083
-5,774
-45% -$506K
AGO icon
391
Assured Guaranty
AGO
$3.31B
$621K ﹤0.01%
23,504
-19,263
-45% -$517K
PNW icon
392
Pinnacle West Capital
PNW
$12.1B
$605K ﹤0.01%
9,381
-10,494
-53% -$668K
WAB icon
393
Wabtec
WAB
$50.3B
$603K ﹤0.01%
+8,476
New +$677K
FBIN icon
394
Fortune Brands Innovations
FBIN
$5.97B
$588K ﹤0.01%
12,387
-16,255
-57% -$736K
LEN icon
395
Lennar Class A
LEN
$21.1B
$568K ﹤0.01%
12,202
-9,903
-45% -$472K
MT icon
396
ArcelorMittal
MT
$55.6B
$564K ﹤0.01%
+58,450
New +$682K
FXI icon
397
iShares China Large-Cap ETF
FXI
$4.25B
$558K ﹤0.01%
15,800
+1,800
+13% +$67.7K
SITC icon
398
SITE Centers
SITC
$155M
$544K ﹤0.01%
+25,091
New +$539K
ZION icon
399
Zions Bancorporation
ZION
$10.4B
$507K ﹤0.01%
18,557
-14,211
-43% -$408K
WFC icon
400
Wells Fargo
WFC
$264B
$496K ﹤0.01%
9,128
-165
-2% -$8.96K

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William Blair Investment Management's Q4 2015 Portfolio in Review

As of Q4 2015, William Blair Investment Management held 1,115 positions worth $24.7B, down 50% from $49B the previous quarter. Its ten largest holdings account for 15% of the portfolio.

William Blair Investment Management withdrew a net $25.2B in Q4 2015, closing 671 positions and reducing 160 holdings. Its most notable exit was KEURIG GREEN MTN INC, an estimated $118M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 13% of assets, up from 5.3% a quarter earlier, followed by Financials and Consumer Discretionary.

Against the trend, William Blair Investment Management opened a new position in Alphabet (Google) Class A worth $287M.

  • William Blair Investment Management's largest Q4 2015 buy was Alphabet (Google) Class A: 7,377,340 shares worth $287M.
  • William Blair Investment Management added most to State Street SPDR S&P 500 ETF Trust in Q4 2015, an estimated $225M increase.
  • William Blair Investment Management's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $210M.
  • William Blair Investment Management fully exited KEURIG GREEN MTN INC in Q4 2015, selling an estimated $118M.
  • William Blair Investment Management's ten largest holdings make up 15% of its $24.7B portfolio in Q4 2015.
  • William Blair Investment Management opened 48 new positions and closed 671 in Q4 2015.
  • William Blair Investment Management's portfolio value fell 50% quarter-over-quarter to $24.7B.

Based on William Blair Investment Management's 13F filing for Q4 2015, filed 16 Feb 2016.