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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+5.93%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$10.7B
AUM Growth
-$908M
Cap. Flow
-$1.39B
Cap. Flow %
-13.04%
Top 10 Hldgs %
17.51%
Holding
1,529
New
105
Increased
364
Reduced
634
Closed
286

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66.7M
2
G icon
Genpact
G
+$27.6M
3
ZTS icon
Zoetis
ZTS
+$17.2M
4
MBLY
Mobileye N.V.
MBLY
+$16.2M
5
PLAY icon
Dave & Buster's
PLAY
+$13.9M

Sector Composition

Rank Sector Weight
1 Healthcare 19.61%
2 Technology 14.78%
3 Industrials 12.48%
4 Financials 12.35%
5 Consumer Discretionary 11.45%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
CBI
526
DELISTED
Chicago Bridge & Iron Nv
CBI
$1.47M 0.01%
37,636
-5,738
-13% -$238K
CGEN icon
527
Compugen
CGEN
$218M
$1.47M 0.01%
229,400
-1,400
-0.6% -$9.18K
RSP icon
528
Invesco S&P 500 Equal Weight ETF
RSP
$98.8B
$1.45M 0.01%
18,965
-1,900
-9% -$148K
TWX
529
DELISTED
Time Warner Inc
TWX
$1.45M 0.01%
22,417
+1,484
+7% +$104K
JCI icon
530
Johnson Controls International
JCI
$93.5B
$1.45M 0.01%
34,949
+10,015
+40% +$453K
IJJ icon
531
iShares S&P Mid-Cap 400 Value ETF
IJJ
$8.96B
$1.44M 0.01%
24,552
-180
-0.7% -$10.9K
TIF
532
DELISTED
Tiffany & Co.
TIF
$1.44M 0.01%
18,844
-10
-0.1% -$781
HSBC icon
533
HSBC
HSBC
$352B
$1.43M 0.01%
40,752
-8,053
-17% -$284K
HCCI
534
DELISTED
Heritage-Crystal Clean, Inc.
HCCI
$1.42M 0.01%
133,825
+9,325
+7% +$99K
BRS
535
DELISTED
Bristow Group, Inc.
BRS
$1.42M 0.01%
54,728
+16,445
+43% +$495K
HSTM icon
536
HealthStream
HSTM
$818M
$1.4M 0.01%
63,701
-3,270
-5% -$76.4K
IWP icon
537
iShares Russell Mid-Cap Growth ETF
IWP
$20.4B
$1.4M 0.01%
30,380
+3,040
+11% +$141K
VOE icon
538
Vanguard Morningstar Mid-Cap Value ETF
VOE
$24B
$1.39M 0.01%
16,135
-1,852
-10% -$162K
SCZ icon
539
iShares MSCI EAFE Small-Cap ETF
SCZ
$13.6B
$1.38M 0.01%
27,655
+280
+1% +$14K
ELV icon
540
Elevance Health
ELV
$84.4B
$1.37M 0.01%
9,842
+1,403
+17% +$193K
BAX icon
541
Baxter International
BAX
$14.3B
$1.36M 0.01%
35,672
-5,636
-14% -$206K
DGX icon
542
Quest Diagnostics
DGX
$26.1B
$1.36M 0.01%
19,075
-53
-0.3% -$3.56K
FSP
543
Franklin Street Properties
FSP
$47.3M
$1.35M 0.01%
130,693
TMUS icon
544
T-Mobile US
TMUS
$192B
$1.35M 0.01%
34,475
-118,260
-77% -$4.57M
SWI
545
DELISTED
SOLARWINDS INC COM STK (DE)
SWI
$1.34M 0.01%
22,820
-300
-1% -$16.6K
NEM icon
546
Newmont
NEM
$110B
$1.34M 0.01%
74,465
-1,395
-2% -$25.6K
AVB icon
547
AvalonBay Communities
AVB
$26.8B
$1.32M 0.01%
7,177
+1
+0% +$179
LBTYK icon
548
Liberty Global Class C
LBTYK
$3.57B
$1.32M 0.01%
+37,296
New +$1.35M
GG
549
DELISTED
Goldcorp Inc
GG
$1.32M 0.01%
114,200
+5,453
+5% +$69.4K
PVTB
550
DELISTED
PrivateBancorp Inc
PVTB
$1.31M 0.01%
31,900
+1,300
+4% +$54.5K

Similar funds

William Blair & Company's Q4 2015 Portfolio in Review

As of Q4 2015, William Blair & Company held 1,529 positions worth $10.7B, down 7.9% from $11.6B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company withdrew a net $1.39B in Q4 2015, closing 286 positions and reducing 634 holdings. Its most notable exit was Barracuda Networks, Inc., an estimated $7.62M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 20% of assets, up from 19% a quarter earlier, followed by Technology and Industrials.

Against the trend, William Blair & Company opened a new position in Alphabet (Google) Class A worth $70.1M.

  • William Blair & Company's largest Q4 2015 buy was Alphabet (Google) Class A: 1,802,460 shares worth $70.1M.
  • William Blair & Company added most to Zoetis in Q4 2015, an estimated $17.2M increase.
  • William Blair & Company's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $104M.
  • William Blair & Company fully exited Barracuda Networks, Inc. in Q4 2015, selling an estimated $7.62M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.7B portfolio in Q4 2015.
  • William Blair & Company opened 105 new positions and closed 286 in Q4 2015.
  • William Blair & Company's portfolio value fell 7.9% quarter-over-quarter to $10.7B.

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