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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
+4.87%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$13.3B
AUM Growth
+$909M
Cap. Flow
+$365M
Cap. Flow %
2.74%
Top 10 Hldgs %
18.02%
Holding
1,758
New
284
Increased
677
Reduced
459
Closed
116

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$28.4M
2
WAB icon
Wabtec
WAB
+$24.8M
3
KRNT icon
Kornit Digital
KRNT
+$21.3M
4
AXP icon
American Express
AXP
+$18.2M
5
MSFT icon
Microsoft
MSFT
+$18.2M

Sector Composition

Rank Sector Weight
1 Healthcare 18.81%
2 Technology 16.26%
3 Financials 13.98%
4 Industrials 10.73%
5 Consumer Discretionary 9.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
NYRT
1376
DELISTED
New York REIT, Inc.
NYRT
$117K ﹤0.01%
1,350
+231
+21% +$21K
PSEC icon
1377
Prospect Capital
PSEC
$1.08B
$114K ﹤0.01%
14,000
+275
+2% +$2.36K
ARC
1378
DELISTED
ARC Document Solutions, Inc.
ARC
$114K ﹤0.01%
27,340
-1,176
-4% -$4.37K
ABT icon
1379
CALL
Abbott
ABT
$187B
$112K ﹤0.01%
+2,300
New +$104K
OPK icon
1380
Opko Health
OPK
$1.02B
$112K ﹤0.01%
+17,071
New +$120K
GLUU
1381
DELISTED
Glu Mobile Inc.
GLUU
$112K ﹤0.01%
44,900
ALXN
1382
CALL
DELISTED
Alexion Pharmaceuticals
ALXN
$110K ﹤0.01%
900
+700
+350% +$81.5K
SGMO
1383
DELISTED
SANGAMO THERAPEUTICS INC
SGMO
$106K ﹤0.01%
12,100
+500
+4% +$3.21K
SJT
1384
San Juan Basin Royalty Trust
SJT
$119M
$101K ﹤0.01%
14,800
+800
+6% +$5.79K
PACB icon
1385
Pacific Biosciences
PACB
$435M
$99K ﹤0.01%
27,811
-49,300
-64% -$199K
SRCL
1386
CALL
DELISTED
Stericycle Inc
SRCL
$99K ﹤0.01%
1,300
-400
-24% -$32.9K
CVEO icon
1387
Civeo
CVEO
$356M
$98K ﹤0.01%
3,882
MKL icon
1388
CALL
Markel Group
MKL
$25.2B
$98K ﹤0.01%
+100
New +$97.1K
LVS icon
1389
CALL
Las Vegas Sands
LVS
$31.4B
$96K ﹤0.01%
+1,500
New +$89.9K
VMW
1390
CALL
DELISTED
VMware, Inc
VMW
$96K ﹤0.01%
1,100
+500
+83% +$46.1K
ISRG icon
1391
PUT
Intuitive Surgical
ISRG
$127B
$94K ﹤0.01%
+900
New +$86.5K
NERV icon
1392
Minerva Neurosciences
NERV
$191M
$89K ﹤0.01%
1,250
ALV icon
1393
CALL
Autoliv
ALV
$9.14B
$88K ﹤0.01%
+1,110
New +$84.1K
BRS
1394
DELISTED
Bristow Group, Inc.
BRS
$86K ﹤0.01%
+11,275
New +$124K
TDG icon
1395
CALL
TransDigm Group
TDG
$70.7B
$81K ﹤0.01%
300
AVP
1396
DELISTED
Avon Products, Inc.
AVP
$81K ﹤0.01%
21,200
+4,954
+30% +$19.4K
ABBV icon
1397
CALL
AbbVie
ABBV
$465B
$80K ﹤0.01%
1,100
+200
+22% +$13.4K
WPM icon
1398
CALL
Wheaton Precious Metals
WPM
$49.7B
$80K ﹤0.01%
4,000
ZBRA icon
1399
CALL
Zebra Technologies
ZBRA
$13.5B
$80K ﹤0.01%
800
-600
-43% -$59.4K
FNM.PRI
1400
DELISTED
FANNIE MAE 5.375% NON-CUM PFD
FNM.PRI
$80K ﹤0.01%
10,000

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William Blair & Company's Q2 2017 Portfolio in Review

As of Q2 2017, William Blair & Company held 1,758 positions worth $13.3B, up 7.3% from $12.4B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company's Q2 2017 filing shows 284 new, 677 increased, 459 reduced and 116 closed positions. Its largest new stake was Bob Evans Farms, Inc.: 219,278 shares worth $15.8M. The largest sale was Mobileye N.V., an estimated $60.9M.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, up from 18% a quarter earlier, followed by Technology and Financials.

  • William Blair & Company's largest Q2 2017 buy was Bob Evans Farms, Inc.: 219,278 shares worth $15.8M.
  • William Blair & Company added most to Alphabet (Google) Class A in Q2 2017, an estimated $28.4M increase.
  • William Blair & Company's biggest Q2 2017 reduction was Mobileye N.V., cutting an estimated $60.9M.
  • William Blair & Company fully exited Nord Anglia Education, Inc. in Q2 2017, selling an estimated $17.5M.
  • William Blair & Company's ten largest holdings make up 18% of its $13.3B portfolio in Q2 2017.
  • William Blair & Company opened 284 new positions and closed 116 in Q2 2017.
  • William Blair & Company's portfolio value rose 7.3% quarter-over-quarter to $13.3B.

Based on William Blair & Company's 13F filing for Q2 2017, filed 4 Aug 2017.