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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
+12.53%
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
$23.6B
AUM Growth
+$2.6B
Cap. Flow
+$316M
Cap. Flow %
1.34%
Top 10 Hldgs %
26.84%
Holding
1,800
New
126
Increased
679
Reduced
652
Closed
80

Top Buys

Rank Stock Value
1
QDEL icon
QuidelOrtho
QDEL
+$40.3M
2
TDOC icon
Teladoc Health
TDOC
+$32.5M
3
CTAS icon
Cintas
CTAS
+$25.5M
4
ECL icon
Ecolab
ECL
+$25.4M
5
FTV icon
Fortive
FTV
+$24M

Top Sells

Rank Stock Value
1
GS icon
Goldman Sachs
GS
+$46.7M
2
GWRE icon
Guidewire Software
GWRE
+$38.9M
3
ANET icon
Arista Networks
ANET
+$31.4M
4
V icon
Visa
V
+$25.9M
5
PFNX
Pfenex Inc.
PFNX
+$25.4M

Sector Composition

Rank Sector Weight
1 Technology 27.37%
2 Healthcare 19.68%
3 Financials 10.88%
4 Consumer Discretionary 10.56%
5 Industrials 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NEM icon
551
Newmont
NEM
$121B
$2.32M 0.01%
36,495
-3,978
-10% -$259K
CSX icon
552
CSX Corp
CSX
$93.5B
$2.31M 0.01%
89,157
+6,507
+8% +$161K
CTVA icon
553
Corteva
CTVA
$50.5B
$2.28M 0.01%
79,176
+21,324
+37% +$600K
JJSF icon
554
J&J Snack Foods
JJSF
$1.7B
$2.28M 0.01%
+17,481
New +$2.27M
WELL icon
555
Welltower
WELL
$169B
$2.28M 0.01%
41,344
+14,862
+56% +$816K
A icon
556
Agilent Technologies
A
$41.9B
$2.28M 0.01%
22,543
+2,461
+12% +$238K
CHGG icon
557
Chegg
CHGG
$86.4M
$2.22M 0.01%
31,033
+7,320
+31% +$539K
CUB
558
DELISTED
Cubic Corporation
CUB
$2.21M 0.01%
37,936
-13,337
-26% -$627K
FICO icon
559
Fair Isaac
FICO
$22.9B
$2.2M 0.01%
5,162
-406
-7% -$172K
PEN icon
560
Penumbra
PEN
$12.9B
$2.19M 0.01%
11,286
+3
+0% +$631
VOOV icon
561
Vanguard S&P 500 Value ETF
VOOV
$6.8B
$2.18M 0.01%
20,042
+19,000
+1,823% +$2.08M
BJ icon
562
BJs Wholesale Club
BJ
$11.9B
$2.16M 0.01%
52,034
+24,951
+92% +$1.03M
TLT icon
563
iShares 20+ Year Treasury Bond ETF
TLT
$40.9B
$2.16M 0.01%
13,235
+2
+0% +$332
OTRK
564
DELISTED
Ontrak
OTRK
$2.15M 0.01%
+399
New +$1.85M
BBBY
565
DELISTED
Bed Bath & Beyond Inc
BBBY
$2.15M 0.01%
143,360
+1,010
+0.7% +$11.7K
K
566
DELISTED
Kellanova
K
$2.14M 0.01%
35,342
+9,605
+37% +$609K
APPN icon
567
Appian
APPN
$2.47B
$2.14M 0.01%
33,083
-537
-2% -$29.1K
ESGU icon
568
iShares ESG Aware MSCI USA ETF
ESGU
$18.5B
$2.11M 0.01%
27,732
+27,722
+277,220% +$2.09M
HDV
569
iShares Core High Dividend ETF
HDV
$15.1B
$2.1M 0.01%
130,185
-985
-0.8% -$16.4K
EGRX
570
DELISTED
Eagle Pharmaceuticals, Inc.
EGRX
$2.08M 0.01%
49,088
-4,292
-8% -$188K
GKOS icon
571
Glaukos
GKOS
$11B
$2.08M 0.01%
41,924
-5,379
-11% -$236K
JAMF
572
DELISTED
Jamf
JAMF
$2.07M 0.01%
+55,060
New +$2.07M
MINT icon
573
PIMCO Enhanced Short Maturity Active Exchange-Traded Fund
MINT
$17.1B
$2.07M 0.01%
20,259
+7,753
+62% +$790K
IYW icon
574
iShares US Technology ETF
IYW
$25.7B
$2.05M 0.01%
27,268
+2,780
+11% +$203K
SSTI icon
575
SoundThinking
SSTI
$107M
$2.04M 0.01%
65,624
-6,220
-9% -$171K
21 22
23
24 25

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William Blair & Company's Q3 2020 Portfolio in Review

As of Q3 2020, William Blair & Company held 1,800 positions worth $23.6B, up 12% from $21B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

William Blair & Company's Q3 2020 filing shows 126 new, 679 increased, 652 reduced and 80 closed positions. Its largest new stake was Unity: 72,858 shares worth $6.36M. The largest sale was Goldman Sachs, an estimated $46.7M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 27% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2020 buy was Unity: 72,858 shares worth $6.36M.
  • William Blair & Company added most to QuidelOrtho in Q3 2020, an estimated $40.3M increase.
  • William Blair & Company's biggest Q3 2020 reduction was Goldman Sachs, cutting an estimated $46.7M.
  • William Blair & Company fully exited Pfenex Inc. in Q3 2020, selling an estimated $25.4M.
  • William Blair & Company's ten largest holdings make up 27% of its $23.6B portfolio in Q3 2020.
  • William Blair & Company opened 126 new positions and closed 80 in Q3 2020.
  • William Blair & Company's portfolio value rose 12% quarter-over-quarter to $23.6B.

Based on William Blair & Company's 13F filing for Q3 2020, filed 6 Nov 2020.