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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
SOXL icon
1401
Direxion Daily Semiconductor Bull 3X ETF
SOXL
$22.4B
$96K ﹤0.01%
10,500
-4,500
-30% -$34.6K
EVER icon
1402
EverQuote
EVER
$839M
$95K ﹤0.01%
12,766
-12,183
-49% -$77.1K
FINX icon
1403
Global X FinTech ETF
FINX
$171M
$94K ﹤0.01%
3,384
– –
ISCB icon
1404
iShares Morningstar Small-Cap ETF
ISCB
$288M
$93K ﹤0.01%
2,200
– –
EZM icon
1405
WisdomTree US MidCap Fund
EZM
$950M
$91K ﹤0.01%
2,322
+759
+49% +$29.3K
SPIP icon
1406
State Street SPDR Portfolio TIPS ETF
SPIP
$999M
$91K ﹤0.01%
3,286
– –
EWY icon
1407
iShares MSCI South Korea ETF
EWY
$23.8B
$90K ﹤0.01%
1,477
– –
BKCC
1408
DELISTED
BlackRock Capital Investment Corporation
BKCC
$90K ﹤0.01%
15,000
+5,000
+50% +$30.6K
DOL icon
1409
WisdomTree True Developed International Fund
DOL
$838M
$89K ﹤0.01%
1,925
– –
SPTS icon
1410
State Street SPDR Portfolio Short Term Treasury ETF
SPTS
$6.11B
$89K ﹤0.01%
3,000
– –
IQDG icon
1411
WisdomTree International Quality Dividend Growth Fund
IQDG
$730M
$86K ﹤0.01%
3,000
– –
NERV icon
1412
Minerva Neurosciences
NERV
$207M
$86K ﹤0.01%
+1,369
New +$82.3K
HYLS icon
1413
First Trust Exchange-Traded Fund IV First Trust Tactical High Yield ETF
HYLS
$1.63B
$85K ﹤0.01%
1,770
-324
-15% -$15.3K
LGCY
1414
DELISTED
Legacy Reserves Inc. Common Stock
LGCY
$85K ﹤0.01%
173,250
– –
WTV icon
1415
WisdomTree US Value Fund
WTV
$3.33B
$82K ﹤0.01%
1,936
+2
+0.1% +$83
VT icon
1416
Vanguard Total World Stock ETF
VT
$79.1B
$81K ﹤0.01%
1,104
+374
+51% +$26.5K
HEXO
1417
DELISTED
HEXO Corp. Common Shares
HEXO
$80K ﹤0.01%
+214
New +$69.3K
SCHA icon
1418
Schwab U.S Small- Cap ETF
SCHA
$22.8B
$79K ﹤0.01%
4,532
-1,076
-19% -$18.4K
SJT
1419
San Juan Basin Royalty Trust
SJT
$115M
$79K ﹤0.01%
14,800
– –
IOO icon
1420
iShares Global 100 ETF
IOO
$9.19B
$78K ﹤0.01%
1,649
– –
INFN
1421
DELISTED
Infinera Corporation Common Stock
INFN
$78K ﹤0.01%
18,029
-21,756
-55% -$100K
BATRA icon
1422
Atlanta Braves Holdings Series A
BATRA
$3.37B
$76K ﹤0.01%
2,714
+1,300
+92% +$35.8K
DIM icon
1423
WisdomTree International MidCap Dividend Fund
DIM
$169M
$76K ﹤0.01%
1,220
– –
ICSH icon
1424
iShares Ultra Short Duration Bond Active ETF
ICSH
$8.12B
$75K ﹤0.01%
1,500
– –
PBT
1425
Permian Basin Royalty Trust
PBT
$1.47B
$75K ﹤0.01%
10,000
– –
55 56
57
58 59

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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.