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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

Top Sells

Rank Stock Value
1
RHT
Red Hat Inc
RHT
+$144M
2
ULTI
Ultimate Software Group Inc
ULTI
+$103M
3
GILD icon
Gilead Sciences
GILD
+$16.4M
4
BX icon
Blackstone
BX
+$12.4M
5
VEEV icon
Veeva Systems
VEEV
+$10.5M

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
HEP
551
DELISTED
Holly Energy Partners, L.P.
HEP
$2.15M 0.01%
78,292
-960
-1% -$26.3K
IFF icon
552
International Flavors & Fragrances
IFF
$21.4B
$2.15M 0.01%
14,828
-244
-2% -$33.9K
PFPT
553
DELISTED
Proofpoint, Inc.
PFPT
$2.14M 0.01%
17,768
-1,959
-10% -$231K
SCHL icon
554
Scholastic
SCHL
$792M
$2.13M 0.01%
64,150
-8,338
-12% -$311K
HBAN icon
555
Huntington Bancshares
HBAN
$36.1B
$2.12M 0.01%
153,648
-49,941
-25% -$670K
MPC icon
556
Marathon Petroleum
MPC
$97.8B
$2.11M 0.01%
37,838
-9,201
-20% -$504K
HACK icon
557
Amplify Cybersecurity ETF
HACK
$3B
$2.1M 0.01%
52,790
+2,030
+4% +$81K
ROST icon
558
Ross Stores
ROST
$79.6B
$2.09M 0.01%
21,118
-1,689
-7% -$165K
PK icon
559
Park Hotels & Resorts
PK
$2.99B
$2.08M 0.01%
+75,649
New +$2.27M
DAL icon
560
Delta Air Lines
DAL
$59.1B
$2.08M 0.01%
36,725
+738
+2% +$41.4K
FND icon
561
Floor & Decor
FND
$6.32B
$2.08M 0.01%
49,715
+3,670
+8% +$153K
CSX icon
562
CSX Corp
CSX
$92.8B
$2.07M 0.01%
80,325
+19,218
+31% +$495K
DTD icon
563
WisdomTree US Total Dividend Fund
DTD
$1.69B
$2.07M 0.01%
42,600
+6
+0% +$287
APPN icon
564
Appian
APPN
$2.49B
$2.07M 0.01%
57,306
+41,464
+262% +$1.42M
XPO icon
565
XPO
XPO
$24.5B
$2.06M 0.01%
102,983
-2,371
-2% -$48.3K
PHYS icon
566
Sprott Physical Gold
PHYS
$16B
$2.06M 0.01%
181,362
+12,964
+8% +$136K
LMNX
567
DELISTED
Luminex Corp
LMNX
$2.06M 0.01%
99,550
-20,500
-17% -$450K
XEL icon
568
Xcel Energy
XEL
$49.1B
$2.04M 0.01%
34,382
-391
-1% -$22.5K
MTX icon
569
Minerals Technologies
MTX
$2.25B
$2.04M 0.01%
38,042
-650
-2% -$37.9K
HGV icon
570
Hilton Grand Vacations
HGV
$3.49B
$2.03M 0.01%
63,804
-1,889
-3% -$56.2K
PETQ
571
DELISTED
PetIQ, Inc. Class A Common Stock
PETQ
$2.03M 0.01%
61,595
+14,025
+29% +$414K
IXUS icon
572
iShares Core MSCI Total International Stock ETF
IXUS
$60.7B
$2.02M 0.01%
34,453
-712
-2% -$41.5K
AFL icon
573
Aflac
AFL
$60.5B
$2.02M 0.01%
36,844
-2,195
-6% -$113K
BURL icon
574
Burlington
BURL
$22.3B
$1.98M 0.01%
11,620
-772
-6% -$126K
GKOS icon
575
Glaukos
GKOS
$11B
$1.98M 0.01%
26,215
-6,638
-20% -$476K
21 22
23
24 25

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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.