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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
RAS
1426
DELISTED
RAIT Financial Trust
RAS
$49K ﹤0.01%
+22,200
New +$57.1K
PYPL icon
1427
CALL
PayPal
PYPL
$49.9B
$48K ﹤0.01%
900
-300
-25% -$14.7K
TACOW
1428
DELISTED
Del Taco Restaurants, Inc. Warrants
TACOW
$48K ﹤0.01%
12,500
SREV
1429
DELISTED
ServiceSource International, Inc.
SREV
$47K ﹤0.01%
12,000
-7,800
-39% -$28K
ESSX
1430
DELISTED
ESSEX RENTAL CORP. COMMON STOCK
ESSX
$45K ﹤0.01%
203,700
-205,153
-50% -$45.3K
KMX icon
1431
CALL
CarMax
KMX
$8.39B
$44K ﹤0.01%
+700
New +$42.3K
TSN icon
1432
CALL
Tyson Foods
TSN
$21.5B
$44K ﹤0.01%
+700
New +$42.9K
WIN
1433
DELISTED
Windstream Holdings Inc
WIN
$44K ﹤0.01%
+2,274
New +$55K
SYRE icon
1434
Spyre Therapeutics
SYRE
$8.5B
$43K ﹤0.01%
+448
New +$61.9K
DVAX
1435
CALL
DELISTED
Dynavax Technologies
DVAX
$42K ﹤0.01%
+4,400
New +$28.6K
LULU icon
1436
CALL
lululemon athletica
LULU
$13.5B
$42K ﹤0.01%
700
+200
+40% +$10.4K
MMM icon
1437
CALL
3M
MMM
$91.8B
$42K ﹤0.01%
+239
New +$40K
SBUX icon
1438
PUT
Starbucks
SBUX
$119B
$41K ﹤0.01%
+700
New +$42.3K
GNW icon
1439
Genworth Financial
GNW
$3.86B
$40K ﹤0.01%
+10,500
New +$39.8K
JPM icon
1440
CALL
JPMorgan Chase
JPM
$916B
$37K ﹤0.01%
400
-3,600
-90% -$311K
CAVM
1441
CALL
DELISTED
Cavium, Inc.
CAVM
$37K ﹤0.01%
600
+100
+20% +$6.98K
TJX icon
1442
CALL
TJX Companies
TJX
$179B
$36K ﹤0.01%
+1,000
New +$37.7K
CODI icon
1443
CALL
Compass Diversified
CODI
$752M
$35K ﹤0.01%
+2,000
New +$33.3K
EXAS
1444
CALL
DELISTED
Exact Sciences
EXAS
$35K ﹤0.01%
+1,000
New +$30.9K
GOLD
1445
CALL
DELISTED
Randgold Resources Ltd
GOLD
$35K ﹤0.01%
400
-100
-20% -$9.15K
PFE icon
1446
CALL
Pfizer
PFE
$143B
$34K ﹤0.01%
+1,054
New +$33.2K
PLAY icon
1447
CALL
Dave & Buster's
PLAY
$357M
$33K ﹤0.01%
+500
New +$32.7K
DOC icon
1448
CALL
Healthpeak Properties
DOC
$15.5B
$32K ﹤0.01%
+1,000
New +$31.7K
NGD
1449
DELISTED
New Gold Inc
NGD
$32K ﹤0.01%
10,000
XOM icon
1450
CALL
ExxonMobil
XOM
$650B
$32K ﹤0.01%
400
-2,500
-86% -$205K

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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.