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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
RITM icon
1001
Rithm Capital
RITM
$5.71B
$411K ﹤0.01%
26,213
+297
+1% +$4.45K
FFIC
1002
DELISTED
Flushing Financial
FFIC
$409K ﹤0.01%
20,267
– –
REGN icon
1003
Regeneron Pharmaceuticals
REGN
$80.2B
$409K ﹤0.01%
1,473
-184
-11% -$54.4K
ACIA
1004
DELISTED
Acacia Communications Inc
ACIA
$409K ﹤0.01%
6,254
-99,305
-94% -$6.29M
KKR icon
1005
KKR & Co
KKR
$92.4B
$408K ﹤0.01%
15,203
-5,172
-25% -$136K
LAMR icon
1006
Lamar Advertising Co
LAMR
$16.2B
$408K ﹤0.01%
4,984
-52
-1% -$4.11K
USD icon
1007
ProShares Ultra Semiconductors
USD
$2.93B
$408K ﹤0.01%
145,200
– –
SDC
1008
DELISTED
SmileDirectClub, Inc. Class A Common Stock
SDC
$407K ﹤0.01%
+29,330
New +$489K
MTCH icon
1009
Match Group
MTCH
$8.43B
$405K ﹤0.01%
5,668
-1,595
-22% -$124K
RIG icon
1010
Transocean
RIG
$5.97B
$405K ﹤0.01%
90,593
+2,700
+3% +$14.3K
SLAB icon
1011
Silicon Laboratories
SLAB
$7.23B
$403K ﹤0.01%
3,620
– –
ZION icon
1012
Zions Bancorporation
ZION
$10.3B
$403K ﹤0.01%
9,048
+2,383
+36% +$103K
TIF
1013
DELISTED
Tiffany & Co.
TIF
$403K ﹤0.01%
4,351
-530
-11% -$47.8K
IPGP icon
1014
IPG Photonics
IPGP
$3.88B
$400K ﹤0.01%
2,951
+67
+2% +$8.87K
PE
1015
DELISTED
PARSLEY ENERGY INC
PE
$398K ﹤0.01%
+23,684
New +$407K
AYI icon
1016
Acuity Brands
AYI
$10.8B
$397K ﹤0.01%
2,948
+78
+3% +$10.2K
COHR
1017
DELISTED
Coherent Inc
COHR
$397K ﹤0.01%
2,585
+100
+4% +$14.5K
PRMW
1018
DELISTED
Primo Water Corporation
PRMW
$395K ﹤0.01%
+32,160
New +$417K
GRMN
1019
Garmin
GRMN
$59.9B
$392K ﹤0.01%
4,634
– –
JKHY icon
1020
Jack Henry & Associates
JKHY
$11B
$391K ﹤0.01%
2,680
-367
-12% -$52K
OEF icon
1021
iShares S&P 100 ETF
OEF
$20.6B
$391K ﹤0.01%
2,974
– –
FXI icon
1022
iShares China Large-Cap ETF
FXI
$4.32B
$389K ﹤0.01%
9,776
+385
+4% +$15.6K
MGP
1023
DELISTED
MGM Growth Properties LLC Class A common shares representing limited liability company interests
MGP
$386K ﹤0.01%
12,850
-3,549
-22% -$107K
VCTR icon
1024
Victory Capital Holdings
VCTR
$6.67B
$385K ﹤0.01%
25,020
-55,925
-69% -$957K
HST icon
1025
Host Hotels & Resorts
HST
$16.2B
$384K ﹤0.01%
22,200
+10,858
+96% +$185K
39 40
41
42 43

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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.