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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
+6.81%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$17.5B
AUM Growth
+$1.09B
Cap. Flow
+$196M
Cap. Flow %
1.12%
Top 10 Hldgs %
22.04%
Holding
1,814
New
115
Increased
670
Reduced
633
Closed
80

Top Buys

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$41.9M
2
DLB icon
Dolby
DLB
+$23M
3
TDOC icon
Teladoc Health
TDOC
+$20.9M
4
CPRT icon
Copart
CPRT
+$20.8M
5
DXCM icon
DexCom
DXCM
+$16M

Sector Composition

Rank Sector Weight
1 Technology 22.57%
2 Healthcare 17.89%
3 Financials 12.54%
4 Consumer Discretionary 10.12%
5 Industrials 9.64%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
BALL icon
626
Ball Corp
BALL
$16.4B
$1.65M 0.01%
23,585
-2,786
-11% -$173K
OSW icon
627
OneSpaWorld
OSW
$2.7B
$1.65M 0.01%
106,214
+56,884
+115% +$784K
WPM icon
628
Wheaton Precious Metals
WPM
$61.3B
$1.64M 0.01%
67,891
+10,700
+19% +$237K
VTR icon
629
Ventas
VTR
$45.7B
$1.64M 0.01%
23,968
-2,106
-8% -$134K
TT icon
630
Trane Technologies
TT
$105B
$1.64M 0.01%
12,910
+3,044
+31% +$364K
SWK icon
631
Stanley Black & Decker
SWK
$15.5B
$1.63M 0.01%
11,273
+329
+3% +$46.4K
XLY icon
632
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$23.4B
$1.63M 0.01%
27,346
-1,936
-7% -$113K
SCHH icon
633
Schwab US REIT ETF
SCHH
$11.3B
$1.62M 0.01%
72,814
-4,406
-6% -$98.3K
AVB icon
634
AvalonBay Communities
AVB
$25.7B
$1.61M 0.01%
7,911
+171
+2% +$34.6K
IJJ icon
635
iShares S&P Mid-Cap 400 Value ETF
IJJ
$9.03B
$1.6M 0.01%
20,014
+580
+3% +$46K
GRPN icon
636
Groupon
GRPN
$901M
$1.59M 0.01%
+22,218
New +$1.57M
DOMO icon
637
Domo
DOMO
$184M
$1.59M 0.01%
58,128
+28,993
+100% +$1.01M
ZD icon
638
Ziff Davis
ZD
$1.88B
$1.58M 0.01%
20,485
-777
-4% -$58.7K
PBCT
639
DELISTED
People's United Financial Inc
PBCT
$1.58M 0.01%
94,248
-10,000
-10% -$166K
NTAP icon
640
NetApp
NTAP
$39.6B
$1.57M 0.01%
25,529
+710
+3% +$47.9K
BPL
641
DELISTED
Buckeye Partners, L.P.
BPL
$1.57M 0.01%
38,320
-18,772
-33% -$708K
PODD icon
642
Insulet
PODD
$10.1B
$1.56M 0.01%
13,100
-1,655
-11% -$170K
CYBR
643
DELISTED
CyberArk
CYBR
$1.56M 0.01%
12,170
+5,400
+80% +$683K
XBI icon
644
State Street SPDR S&P Biotech ETF
XBI
$10.5B
$1.55M 0.01%
17,683
-16,925
-49% -$1.44M
ALBO
645
DELISTED
Albireo Pharma Inc
ALBO
$1.55M 0.01%
48,110
+18,911
+65% +$632K
LEG icon
646
Leggett & Platt
LEG
$1.29B
$1.55M 0.01%
40,404
-2,826
-7% -$111K
VFH icon
647
Vanguard Financials ETF
VFH
$13.9B
$1.55M 0.01%
22,453
+3,370
+18% +$229K
RPM icon
648
RPM International
RPM
$14.7B
$1.54M 0.01%
25,227
-1,195
-5% -$70.6K
VTWO icon
649
Vanguard Russell 2000 ETF
VTWO
$17.4B
$1.53M 0.01%
24,498
+590
+2% +$36.6K
DDD icon
650
3D Systems Corp
DDD
$603M
$1.53M 0.01%
167,800
-28,000
-14% -$265K

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William Blair & Company's Q2 2019 Portfolio in Review

As of Q2 2019, William Blair & Company held 1,814 positions worth $17.5B, up 6.6% from $16.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q2 2019 filing shows 115 new, 670 increased, 633 reduced and 80 closed positions. Its largest new stake was Q2 Holdings: 213,468 shares worth $16.3M. The largest sale was Red Hat Inc, an estimated $144M.

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

  • William Blair & Company's largest Q2 2019 buy was Q2 Holdings: 213,468 shares worth $16.3M.
  • William Blair & Company added most to Fiserv Inc in Q2 2019, an estimated $41.9M increase.
  • William Blair & Company's biggest Q2 2019 reduction was Gilead Sciences, cutting an estimated $16.4M.
  • William Blair & Company fully exited Red Hat Inc in Q2 2019, selling an estimated $144M.
  • William Blair & Company's ten largest holdings make up 22% of its $17.5B portfolio in Q2 2019.
  • William Blair & Company opened 115 new positions and closed 80 in Q2 2019.
  • William Blair & Company's portfolio value rose 6.6% quarter-over-quarter to $17.5B.

Based on William Blair & Company's 13F filing for Q2 2019, filed 13 Aug 2019.