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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
+10.92%
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
$16.3B
AUM Growth
+$1.62B
Cap. Flow
+$161M
Cap. Flow %
0.98%
Top 10 Hldgs %
21.12%
Holding
1,696
New
110
Increased
623
Reduced
570
Closed
77

Top Buys

Rank Stock Value
1
DLB icon
Dolby
DLB
+$37M
2
DSI icon
iShares MSCI KLD 400 Social ETF
DSI
+$20M
3
PGR icon
Progressive
PGR
+$19.6M
4
KMX icon
CarMax
KMX
+$19.2M
5
TYL icon
Tyler Technologies
TYL
+$18.5M

Sector Composition

Rank Sector Weight
1 Technology 21.34%
2 Healthcare 18.9%
3 Financials 12.91%
4 Industrials 9.71%
5 Consumer Discretionary 9.37%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
HZN
1401
DELISTED
Horizon Global Corporation
HZN
$82K ﹤0.01%
11,473
FSP
1402
Franklin Street Properties
FSP
$47.1M
$80K ﹤0.01%
10,000
IOO icon
1403
iShares Global 100 ETF
IOO
$9.19B
$80K ﹤0.01%
1,633
PEJ icon
1404
Invesco Leisure and Entertainment ETF
PEJ
$252M
$80K ﹤0.01%
1,700
VT icon
1405
Vanguard Total World Stock ETF
VT
$79.1B
$80K ﹤0.01%
1,057
-2,079
-66% -$156K
DHY
1406
Credit Suisse High Yield Credit Fund
DHY
$238M
$79K ﹤0.01%
30,000
SH icon
1407
ProShares Short S&P500
SH
$902M
$77K ﹤0.01%
701
-4
-0.6% -$448
VPU
1408
Vanguard Utilities ETF
VPU
$8.3B
$77K ﹤0.01%
656
+144
+28% +$17.1K
SABA
1409
Saba Capital Income & Opportunities Fund II
SABA
$224M
$76K ﹤0.01%
6,234
-119
-2% -$1.46K
ICSH icon
1410
iShares Ultra Short Duration Bond Active ETF
ICSH
$8.12B
$75K ﹤0.01%
1,500
IEI icon
1411
iShares 3-7 Year Treasury Bond ETF
IEI
$17.7B
$75K ﹤0.01%
627
-111
-15% -$13.3K
IVOO icon
1412
Vanguard S&P Mid-Cap 400 ETF
IVOO
$3.78B
$75K ﹤0.01%
1,102
DVAX
1413
CALL
DELISTED
Dynavax Technologies
DVAX
$74K ﹤0.01%
6,000
+800
+15% +$10.8K
HEWG
1414
DELISTED
iShares Currency Hedged MSCI Germany ETF
HEWG
$74K ﹤0.01%
2,716
HAPN
1415
Happen Inc
HAPN
$2.27B
$73K ﹤0.01%
3,775
OIH icon
1416
VanEck Oil Services ETF
OIH
$1.94B
$73K ﹤0.01%
146
+15
+11% +$7.53K
SJT
1417
San Juan Basin Royalty Trust
SJT
$115M
$73K ﹤0.01%
14,800
CFRX
1418
DELISTED
ContraFect Corporation
CFRX
$72K ﹤0.01%
44
-6
-12% -$9.93K
HIO
1419
Western Asset High Income Opportunity Fund
HIO
$337M
$71K ﹤0.01%
14,980
BGY icon
1420
BlackRock Enhanced International Dividend Trust
BGY
$526M
$70K ﹤0.01%
12,258
+1,008
+9% +$5.82K
EWL icon
1421
iShares MSCI Switzerland ETF
EWL
$2.21B
$70K ﹤0.01%
2,013
-5,220
-72% -$179K
AVP
1422
DELISTED
Avon Products, Inc.
AVP
$70K ﹤0.01%
31,800
EEMS icon
1423
iShares MSCI Emerging Markets Small-Cap ETF
EEMS
$371M
$69K ﹤0.01%
1,500
DIG icon
1424
ProShares Ultra Energy
DIG
$78.9M
$66K ﹤0.01%
1,212
-800
-40% -$42.1K
SMLF icon
1425
iShares US Small Cap Equity Factor ETF
SMLF
$4.21B
$66K ﹤0.01%
1,520

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William Blair & Company's Q3 2018 Portfolio in Review

As of Q3 2018, William Blair & Company held 1,696 positions worth $16.3B, up 11% from $14.7B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q3 2018 filing shows 110 new, 623 increased, 570 reduced and 77 closed positions. Its largest new stake was Marvell Technology: 234,218 shares worth $4.52M. The largest sale was Starbucks, an estimated $35.1M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 20% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2018 buy was Marvell Technology: 234,218 shares worth $4.52M.
  • William Blair & Company added most to Dolby in Q3 2018, an estimated $37M increase.
  • William Blair & Company's biggest Q3 2018 reduction was Starbucks, cutting an estimated $35.1M.
  • William Blair & Company fully exited Williams Partners L.P. in Q3 2018, selling an estimated $7.8M.
  • William Blair & Company's ten largest holdings make up 21% of its $16.3B portfolio in Q3 2018.
  • William Blair & Company opened 110 new positions and closed 77 in Q3 2018.
  • William Blair & Company's portfolio value rose 11% quarter-over-quarter to $16.3B.

Based on William Blair & Company's 13F filing for Q3 2018, filed 13 Nov 2018.