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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

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$273M
2
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$225M
3
BIDU icon
Baidu
BIDU
+$204M
4
TSM icon
TSMC
TSM
+$193M
5
NWL icon
Newell Brands
NWL
+$182M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$210M
2
GMCR
KEURIG GREEN MTN INC
GMCR
+$118M
3
ANSS
Ansys
ANSS
+$97.7M
4
CNQ icon
Canadian Natural Resources
CNQ
+$96M
5
RHI icon
Robert Half
RHI
+$94.5M

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
ZOES
451
DELISTED
Zoe's Kitchen, Inc.
ZOES
– –
-13,364
Closed -$528K
SYT
452
DELISTED
Syngenta Ag
SYT
– –
-32,913
Closed -$2.1M
MJN
453
DELISTED
Mead Johnson Nutrition Company
MJN
– –
-380,485
Closed -$26.8M
EXAR
454
DELISTED
Exar Corporation
EXAR
– –
-754,600
Closed -$4.49M
TMH
455
DELISTED
Team Health Holdings Inc
TMH
– –
-814,583
Closed -$44M
ARG
456
DELISTED
Airgas Inc
ARG
– –
-713,435
Closed -$63.7M
GMCR
457
DELISTED
KEURIG GREEN MTN INC
GMCR
– –
-2,259,543
Closed -$118M
HUB.B
458
DELISTED
HUBBELL INC CL-B
HUB.B
– –
-12,029
Closed -$1.02M
RYL
459
DELISTED
RYLAND GROUP INC
RYL
– –
-387,200
Closed -$15.8M
BAY
460
DELISTED
BAYER AG SPONS ADR
BAY
– –
-19,477
Closed -$2.49M
DWRE
461
DELISTED
DEMANDWARE INC COM STK (DE)
DWRE
– –
-6,780
Closed -$350K
DOC
462
DELISTED
PHYSICIANS REALTY TRUST
DOC
– –
-1,337,700
Closed -$70.7M
EVOL
463
DELISTED
Evolving Systems, Inc.
EVOL
– –
-491,169
Closed -$2.95M
AZPN
464
DELISTED
ASPEN TECHNOLOGY INC
AZPN
– –
-85,755
Closed -$3.25M
15 16 17 18
19

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GAM
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VIA
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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.