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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
BKU icon
451
Bankunited
BKU
$3.38B
$3.1M 0.02%
84,655
+245
+0.3% +$8.45K
EGRX
452
DELISTED
Eagle Pharmaceuticals, Inc.
EGRX
$3.09M 0.02%
61,189
+150
+0.2% +$6.67K
JBTM
453
JBT Marel
JBTM
$6.5B
$3.08M 0.02%
33,500
-39
-0.1% -$3.29K
USFR
454
DELISTED
WisdomTree Bloomberg Floating Rate Treasury Fund
USFR
$3.05M 0.02%
121,460
+120,710
+16,095% +$3.03M
DBX icon
455
Dropbox
DBX
$8.12B
$3.04M 0.02%
139,677
+79,612
+133% +$1.85M
GD icon
456
General Dynamics
GD
$105B
$3.03M 0.02%
17,904
+6,147
+52% +$1.04M
HSY icon
457
Hershey
HSY
$36.7B
$3.02M 0.02%
26,338
+934
+4% +$102K
VBR icon
458
Vanguard Morningstar Small-Cap Value ETF
VBR
$37.9B
$3.02M 0.02%
23,454
+1,441
+7% +$183K
ATR icon
459
AptarGroup
ATR
$8.67B
$2.99M 0.02%
28,114
+161
+0.6% +$16.1K
AABA
460
DELISTED
Altaba Inc
AABA
$2.98M 0.02%
40,250
-2,180
-5% -$150K
EFAV icon
461
iShares MSCI EAFE Min Vol Factor ETF
EFAV
$5.51B
$2.98M 0.02%
41,338
-1,409
-3% -$98.7K
AJG icon
462
Arthur J. Gallagher & Co
AJG
$64.1B
$2.98M 0.02%
38,098
+6,853
+22% +$528K
ZBH icon
463
Zimmer Biomet
ZBH
$18.2B
$2.96M 0.02%
23,895
-239
-1% -$27.2K
LQD icon
464
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
$33B
$2.96M 0.02%
24,843
-502
-2% -$58.2K
CUB
465
DELISTED
Cubic Corporation
CUB
$2.95M 0.02%
+52,486
New +$3.1M
MET icon
466
MetLife
MET
$62.2B
$2.94M 0.02%
69,184
-5,365
-7% -$237K
CTSH icon
467
Cognizant
CTSH
$25.7B
$2.94M 0.02%
40,516
+2,992
+8% +$209K
EEMV icon
468
iShares MSCI Emerging Markets Min Vol Factor ETF
EEMV
$3.55B
$2.91M 0.02%
49,099
+1,377
+3% +$80.5K
XEC
469
DELISTED
CIMAREX ENERGY CO
XEC
$2.9M 0.02%
41,507
-3,490
-8% -$251K
FBC
470
DELISTED
Flagstar Bancorp, Inc. New
FBC
$2.89M 0.02%
87,900
– –
SCHL icon
471
Scholastic
SCHL
$792M
$2.88M 0.02%
72,488
-11,575
-14% -$478K
GDX icon
472
VanEck Gold Miners ETF
GDX
$27.4B
$2.86M 0.02%
127,562
+10,385
+9% +$228K
ADM icon
473
Archer Daniels Midland
ADM
$37.2B
$2.86M 0.02%
66,257
-227
-0.3% -$9.71K
CHRW icon
474
C.H. Robinson
CHRW
$17.3B
$2.85M 0.02%
32,818
+52
+0.2% +$4.57K
SRE icon
475
Sempra
SRE
$55.9B
$2.85M 0.02%
45,212
+112
+0.2% +$6.6K
17 18
19
20 21

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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.