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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
-13.3%
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
$13.7B
AUM Growth
-$2.6B
Cap. Flow
-$222M
Cap. Flow %
-1.61%
Top 10 Hldgs %
20.6%
Holding
1,859
New
191
Increased
555
Reduced
650
Closed
205

Top Buys

Rank Stock Value
1
LIN icon
Linde
LIN
+$55.6M
2
EFA icon
iShares MSCI EAFE ETF
EFA
+$22.8M
3
ULTA icon
Ulta Beauty
ULTA
+$22.1M
4
INTU icon
Intuit
INTU
+$22M
5
DIS icon
Walt Disney
DIS
+$21.1M

Sector Composition

Rank Sector Weight
1 Technology 20.75%
2 Healthcare 18.42%
3 Financials 12.76%
4 Consumer Discretionary 9.45%
5 Industrials 9.06%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
CUT icon
1526
Invesco MSCI Global Timber ETF
CUT
$33.2M
$10K ﹤0.01%
+400
New +$11K
FXP icon
1527
ProShares UltraShort FTSE China 50 of ProShares Trust
FXP
$5.82M
$10K ﹤0.01%
+63
New +$9.42K
IWY icon
1528
iShares Russell Top 200 Growth ETF
IWY
$16.5B
$10K ﹤0.01%
144
RWR icon
1529
State Street SPDR Dow Jones REIT ETF
RWR
$1.96B
$10K ﹤0.01%
119
-760
-86% -$69.5K
SNCR
1530
DELISTED
Synchronoss Technologies
SNCR
$10K ﹤0.01%
+111
New +$6.1K
CYB
1531
DELISTED
WisdomTree Chinese Yuan Strategy Fund
CYB
$10K ﹤0.01%
400
QUAL icon
1532
iShares MSCI USA Quality Factor ETF
QUAL
$47.7B
$9K ﹤0.01%
115
+15
+15% +$1.24K
SBIO icon
1533
ALPS Medical Breakthroughs ETF
SBIO
$213M
$9K ﹤0.01%
335
+10
+3% +$332
SPEU icon
1534
State Street SPDR Portfolio Europe ETF
SPEU
$739M
$9K ﹤0.01%
285
NORW
1535
DELISTED
Global X MSCI Norway ETF
NORW
$9K ﹤0.01%
767
IEUR icon
1536
iShares Core MSCI Europe ETF
IEUR
$9.08B
$8K ﹤0.01%
+158
New +$6.94K
IGE icon
1537
iShares North American Natural Resources ETF
IGE
$753M
$8K ﹤0.01%
283
-1,140
-80% -$35.9K
IHF icon
1538
iShares US Healthcare Providers ETF
IHF
$1.25B
$8K ﹤0.01%
230
IPAC icon
1539
iShares Core MSCI Pacific ETF
IPAC
$2.73B
$8K ﹤0.01%
+144
New +$7.79K
IYG icon
1540
iShares US Financial Services ETF
IYG
$2.21B
$8K ﹤0.01%
222
PSK icon
1541
State Street SPDR ICE Preferred Securities ETF
PSK
$683M
$8K ﹤0.01%
200
SPTL icon
1542
State Street SPDR Portfolio Long Term Treasury ETF
SPTL
$10.6B
$8K ﹤0.01%
+109
New +$3.64K
VIOV icon
1543
Vanguard S&P Small-Cap 600 Value ETF
VIOV
$1.88B
$8K ﹤0.01%
134
+22
+20% +$1.41K
TACOW
1544
DELISTED
Del Taco Restaurants, Inc. Warrants
TACOW
$8K ﹤0.01%
7,500
+2,500
+50% +$4.34K
SEA
1545
DELISTED
Invesco Shipping ETF
SEA
$8K ﹤0.01%
+1,000
New +$9.31K
EWM icon
1546
iShares MSCI Malaysia ETF
EWM
$325M
$7K ﹤0.01%
250
FAS icon
1547
Direxion Daily Financial Bull 3x ETF
FAS
$2.47B
$7K ﹤0.01%
+150
New +$8.63K
FXR icon
1548
First Trust Industrials/Producer Durables AlphaDEX Fund
FXR
$760M
$7K ﹤0.01%
+200
New +$7.51K
KXI icon
1549
iShares Global Consumer Staples ETF
KXI
$1.07B
$7K ﹤0.01%
162
-70
-30% -$3.44K
MCHP icon
1550
CALL
Microchip Technology
MCHP
$40.4B
$7K ﹤0.01%
200

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William Blair & Company's Q4 2018 Portfolio in Review

As of Q4 2018, William Blair & Company held 1,859 positions worth $13.7B, down 16% from $16.3B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q4 2018 filing shows 191 new, 555 increased, 650 reduced and 205 closed positions. Its largest new stake was Linde: 352,000 shares worth $54.9M. The largest sale was Praxair Inc, an estimated $73.7M.

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

  • William Blair & Company's largest Q4 2018 buy was Linde: 352,000 shares worth $54.9M.
  • William Blair & Company added most to iShares MSCI EAFE ETF in Q4 2018, an estimated $22.8M increase.
  • William Blair & Company's biggest Q4 2018 reduction was Red Hat Inc, cutting an estimated $46M.
  • William Blair & Company fully exited Praxair Inc in Q4 2018, selling an estimated $73.7M.
  • William Blair & Company's ten largest holdings make up 21% of its $13.7B portfolio in Q4 2018.
  • William Blair & Company opened 191 new positions and closed 205 in Q4 2018.
  • William Blair & Company's portfolio value fell 16% quarter-over-quarter to $13.7B.

Based on William Blair & Company's 13F filing for Q4 2018, filed 14 Feb 2019.