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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
+1.36%
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
$17.4B
AUM Growth
-$134M
Cap. Flow
-$77.4M
Cap. Flow %
-0.45%
Top 10 Hldgs %
22.49%
Holding
1,807
New
76
Increased
584
Reduced
700
Closed
110

Top Buys

Rank Stock Value
1
DIS icon
Walt Disney
DIS
+$38.7M
2
BX icon
Blackstone
BX
+$30.7M
3
FISV
Fiserv Inc
FISV
+$22.7M
4
COLD icon
Americold
COLD
+$18.8M
5
PRO
PROS Holdings
PRO
+$16.9M

Top Sells

Rank Stock Value
1
NFLX icon
Netflix
NFLX
+$45.9M
2
P
Everpure Inc
P
+$43.7M
3
WDAY icon
Workday
WDAY
+$41.7M
4
SMAR
Smartsheet Inc.
SMAR
+$27.6M
5
KMPR icon
Kemper
KMPR
+$21.8M

Sector Composition

Rank Sector Weight
1 Technology 22.76%
2 Healthcare 17.55%
3 Financials 12.49%
4 Consumer Discretionary 10.27%
5 Industrials 9.42%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PLAY icon
401
Dave & Buster's
PLAY
$351M
$4.24M 0.02%
108,743
-41,580
-28% -$1.68M
GLW icon
402
Corning
GLW
$135B
$4.23M 0.02%
148,223
-4,625
-3% -$138K
ENB icon
403
Enbridge
ENB
$113B
$4.18M 0.02%
119,192
-4,130
-3% -$143K
VGK icon
404
Vanguard FTSE Europe ETF
VGK
$31.1B
$4.17M 0.02%
77,705
-25,276
-25% -$1.35M
VGT icon
405
Vanguard Information Technology ETF
VGT
$147B
$4.16M 0.02%
154,344
-6,288
-4% -$169K
HSY icon
406
Hershey
HSY
$36.8B
$4.15M 0.02%
26,756
-88
-0.3% -$13.3K
RHI icon
407
Robert Half
RHI
$4.16B
$4.12M 0.02%
74,017
-2,263
-3% -$128K
WMB icon
408
Williams Companies
WMB
$87.8B
$4.12M 0.02%
171,086
-6,249
-4% -$158K
GIS icon
409
General Mills
GIS
$19.3B
$4.11M 0.02%
74,644
+3,076
+4% +$166K
GD icon
410
General Dynamics
GD
$105B
$4.11M 0.02%
22,484
-967
-4% -$180K
ZBH icon
411
Zimmer Biomet
ZBH
$18.8B
$4.09M 0.02%
30,722
+5,567
+22% +$719K
PTLA
412
DELISTED
Portola Pharmaceuticals, Inc.
PTLA
$4.09M 0.02%
152,654
+5,105
+3% +$143K
ARCC icon
413
Ares Capital
ARCC
$14.1B
$4.04M 0.02%
216,828
+4,437
+2% +$82.3K
BXP icon
414
Boston Properties
BXP
$11B
$4.04M 0.02%
31,162
-159
-0.5% -$20.7K
BN icon
415
Brookfield
BN
$108B
$4.04M 0.02%
213,151
+36,296
+21% +$657K
CNNE icon
416
Cannae Holdings
CNNE
$652M
$4.01M 0.02%
145,898
-6,500
-4% -$185K
AMAT icon
417
Applied Materials
AMAT
$419B
$3.99M 0.02%
79,879
-1,607
-2% -$77.6K
MS icon
418
Morgan Stanley
MS
$336B
$3.98M 0.02%
93,331
-4,826
-5% -$206K
III icon
419
Information Services Group
III
$239M
$3.92M 0.02%
1,577,739
+28,020
+2% +$75.2K
IGSB icon
420
iShares 1-5 Year Investment Grade Corporate Bond ETF
IGSB
$23B
$3.92M 0.02%
37,798
+1,763
+5% +$94.3K
MGK icon
421
Vanguard Morningstar Mega Cap Growth ETF
MGK
$33.9B
$3.92M 0.02%
147,720
+2,325
+2% +$61.5K
NVRO
422
DELISTED
NEVRO CORP.
NVRO
$3.9M 0.02%
45,373
-29,972
-40% -$2.27M
IWP icon
423
iShares Russell Mid-Cap Growth ETF
IWP
$20.2B
$3.89M 0.02%
55,044
-7,802
-12% -$561K
HYG icon
424
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$16.6B
$3.89M 0.02%
44,592
+1,134
+3% +$98.5K
TRU icon
425
TransUnion
TRU
$15.2B
$3.86M 0.02%
47,600
-593
-1% -$47.7K
15 16
17
18 19

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William Blair & Company's Q3 2019 Portfolio in Review

As of Q3 2019, William Blair & Company held 1,807 positions worth $17.4B, down 0.77% from $17.5B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q3 2019 filing shows 76 new, 584 increased, 700 reduced and 110 closed positions. Its largest new stake was Blackstone: 629,283 shares worth $30.7M. The largest sale was Netflix, an estimated $45.9M.

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

  • William Blair & Company's largest Q3 2019 buy was Blackstone: 629,283 shares worth $30.7M.
  • William Blair & Company added most to Walt Disney in Q3 2019, an estimated $38.7M increase.
  • William Blair & Company's biggest Q3 2019 reduction was Netflix, cutting an estimated $45.9M.
  • William Blair & Company fully exited Worldpay, Inc. in Q3 2019, selling an estimated $9.57M.
  • William Blair & Company's ten largest holdings make up 22% of its $17.4B portfolio in Q3 2019.
  • William Blair & Company opened 76 new positions and closed 110 in Q3 2019.
  • William Blair & Company's portfolio value fell 0.77% quarter-over-quarter to $17.4B.

Based on William Blair & Company's 13F filing for Q3 2019, filed 12 Nov 2019.