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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
+23.04%
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
$16.4B
AUM Growth
+$2.69B
Cap. Flow
+$306M
Cap. Flow %
1.86%
Top 10 Hldgs %
21%
Holding
1,770
New
129
Increased
754
Reduced
490
Closed
65

Top Buys

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$65.4M
2
P
Everpure Inc
P
+$35.3M
3
PYPL icon
PayPal
PYPL
+$30.4M
4
BA icon
Boeing
BA
+$28.3M
5
TWLO icon
Twilio
TWLO
+$24.2M

Top Sells

Rank Stock Value
1
TTE icon
TotalEnergies
TTE
+$155M
2
RHT
Red Hat Inc
RHT
+$73.4M
3
ULTI
Ultimate Software Group Inc
ULTI
+$70.6M
4
INGN icon
Inogen
INGN
+$25.8M
5
CELG
Celgene Corp
CELG
+$20.1M

Sector Composition

Rank Sector Weight
1 Technology 22.65%
2 Healthcare 17.38%
3 Financials 12.48%
4 Consumer Discretionary 9.87%
5 Industrials 9.37%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
RZV icon
1551
Invesco S&P SmallCap 600 Pure Value ETF
RZV
$298M
$20K ﹤0.01%
300
– –
SMLV icon
1552
State Street SPDR US Small Cap Low Volatility Index ETF
SMLV
$261M
$20K ﹤0.01%
224
– –
RNDM
1553
DELISTED
First Trust Developed International Equity Select ETF
RNDM
$20K ﹤0.01%
400
– –
IBDL
1554
DELISTED
iShares iBonds Dec 2020 Term Corporate ETF
IBDL
$20K ﹤0.01%
800
– –
IBDM
1555
DELISTED
iShares iBonds Dec 2021 Term Corporate ETF
IBDM
$20K ﹤0.01%
825
– –
FTSL icon
1556
First Trust Senior Loan Fund ETF
FTSL
$2.33B
$19K ﹤0.01%
400
-97
-20% -$4.57K
IGV icon
1557
iShares Expanded Tech-Software Sector ETF
IGV
$14.1B
$19K ﹤0.01%
445
-2,375
-84% -$93.7K
MDIV icon
1558
First Trust Exchange-Traded Fund VI Multi-Asset Diversified Income Index Fund
MDIV
$428M
$19K ﹤0.01%
1,010
+14
+1% +$253
SCHE icon
1559
Schwab Emerging Markets Equity ETF
SCHE
$12.8B
$19K ﹤0.01%
747
-628
-46% -$15.9K
IXP icon
1560
iShares Global Comm Services ETF
IXP
$571M
$18K ﹤0.01%
324
– –
SCHZ icon
1561
Schwab US Aggregate Bond ETF
SCHZ
$10.5B
$18K ﹤0.01%
708
– –
VNM icon
1562
VanEck Vietnam ETF
VNM
$504M
$18K ﹤0.01%
1,083
– –
ENSV
1563
DELISTED
Enservco Corp.
ENSV
$18K ﹤0.01%
2,233
-267
-11% -$1.96K
ERUS
1564
DELISTED
iShares MSCI Russia ETF
ERUS
$18K ﹤0.01%
487
– –
EWW icon
1565
iShares MSCI Mexico ETF
EWW
$1.97B
$17K ﹤0.01%
400
– –
KIE icon
1566
State Street SPDR S&P Insurance ETF
KIE
$645M
$17K ﹤0.01%
+250
New +$7.65K
SDIV icon
1567
Global X SuperDividend ETF
SDIV
$1.2B
$17K ﹤0.01%
305
– –
BLV icon
1568
Vanguard Long-Term Bond ETF
BLV
$5.73B
$16K ﹤0.01%
172
+1
+0.6% +$89
CVY icon
1569
Invesco Zacks Multi-Asset Income ETF
CVY
$124M
$16K ﹤0.01%
750
– –
IQLT icon
1570
iShares MSCI Intl Quality Factor ETF
IQLT
$14.1B
$16K ﹤0.01%
+534
New +$14.9K
IXC icon
1571
iShares Global Energy ETF
IXC
$2.78B
$16K ﹤0.01%
472
– –
TDTT icon
1572
FlexShares iBoxx 3-Year Target Duration TIPS Index Fund
TDTT
$2.52B
$16K ﹤0.01%
667
– –
USEQ
1573
DELISTED
Invesco Russell 1000 Enhanced Equal Weight ETF
USEQ
$16K ﹤0.01%
580
– –
QADB
1574
DELISTED
QAD Inc. Class B
QADB
$16K ﹤0.01%
500
– –
KCE icon
1575
State Street SPDR S&P Capital Markets ETF
KCE
$466M
$15K ﹤0.01%
275
+1
+0.4% +$53
61 62
63
64 65

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William Blair & Company's Q1 2019 Portfolio in Review

As of Q1 2019, William Blair & Company held 1,770 positions worth $16.4B, up 20% from $13.7B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q1 2019 filing shows 129 new, 754 increased, 490 reduced and 65 closed positions. Its largest new stake was Western Midstream Partners: 147,267 shares worth $4.62M. The largest sale was TotalEnergies, an estimated $155M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 21% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2019 buy was Western Midstream Partners: 147,267 shares worth $4.62M.
  • William Blair & Company added most to Fiserv Inc in Q1 2019, an estimated $65.4M increase.
  • William Blair & Company's biggest Q1 2019 reduction was TotalEnergies, cutting an estimated $155M.
  • William Blair & Company fully exited MB Financial Corp in Q1 2019, selling an estimated $7.72M.
  • William Blair & Company's ten largest holdings make up 21% of its $16.4B portfolio in Q1 2019.
  • William Blair & Company opened 129 new positions and closed 65 in Q1 2019.
  • William Blair & Company's portfolio value rose 20% quarter-over-quarter to $16.4B.

Based on William Blair & Company's 13F filing for Q1 2019, filed 14 May 2019.