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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
NSC icon
326
Norfolk Southern
NSC
$74.8B
$6.56M 0.04%
32,895
+1,650
+5% +$327K
WY icon
327
Weyerhaeuser
WY
$17.7B
$6.5M 0.04%
246,782
-12,358
-5% -$314K
HEFA icon
328
iShares Currency Hedged MSCI EAFE ETF
HEFA
$7.79B
$6.45M 0.04%
215,796
+8,685
+4% +$255K
AJG icon
329
Arthur J. Gallagher & Co
AJG
$65.1B
$6.33M 0.04%
72,236
+34,138
+90% +$2.85M
WPC icon
330
W.P. Carey
WPC
$16B
$6.32M 0.04%
79,418
-7,626
-9% -$604K
IWS icon
331
iShares Russell Mid-Cap Value ETF
IWS
$15.9B
$6.31M 0.04%
70,814
+6,111
+9% +$537K
ABB
332
DELISTED
ABB Ltd
ABB
$6.31M 0.04%
315,034
+68,814
+28% +$1.34M
GSK icon
333
GSK
GSK
$101B
$6.13M 0.04%
122,637
+409
+0.3% +$20.5K
MRVL icon
334
Marvell Technology
MRVL
$200B
$6.11M 0.03%
255,742
-3,739
-1% -$87.3K
GPN icon
335
Global Payments
GPN
$22.4B
$6.09M 0.03%
38,010
+7,889
+26% +$1.17M
PLAY icon
336
Dave & Buster's
PLAY
$353M
$6.08M 0.03%
150,323
-19,389
-11% -$986K
USFR
337
DELISTED
WisdomTree Bloomberg Floating Rate Treasury Fund
USFR
$6.08M 0.03%
242,305
+120,845
+99% +$3.03M
CBLK
338
DELISTED
Carbon Black, Inc. Common Stock
CBLK
$5.96M 0.03%
356,187
+198,597
+126% +$3.05M
FNF icon
339
Fidelity National Financial
FNF
$12.8B
$5.91M 0.03%
152,480
+10,730
+8% +$405K
AKAM icon
340
Akamai
AKAM
$17.8B
$5.9M 0.03%
73,567
-31,845
-30% -$2.46M
RWO icon
341
State Street SPDR Dow Jones Global Real Estate ETF
RWO
$1.28B
$5.85M 0.03%
117,219
+16,221
+16% +$810K
SNA icon
342
Snap-on
SNA
$21B
$5.85M 0.03%
35,312
-519
-1% -$84.4K
IJR icon
343
iShares Core S&P Small-Cap ETF
IJR
$112B
$5.84M 0.03%
74,654
+4,337
+6% +$337K
HMSY
344
DELISTED
HMS Holdings Corp.
HMSY
$5.83M 0.03%
180,155
+13,090
+8% +$400K
SBAC icon
345
SBA Communications
SBAC
$19.3B
$5.82M 0.03%
25,904
+14,942
+136% +$3.15M
EPAY
346
DELISTED
Bottomline Technologies Inc
EPAY
$5.76M 0.03%
130,206
+755
+0.6% +$35.1K
PRAA icon
347
PRA Group
PRAA
$710M
$5.74M 0.03%
203,956
-755
-0.4% -$21.3K
PSX icon
348
Phillips 66
PSX
$90B
$5.74M 0.03%
61,329
-8,606
-12% -$772K
IJK icon
349
iShares S&P Mid-Cap 400 Growth ETF
IJK
$11.2B
$5.7M 0.03%
100,780
+10,216
+11% +$567K
VGK icon
350
Vanguard FTSE Europe ETF
VGK
$31.1B
$5.65M 0.03%
102,981
+8,392
+9% +$457K
12 13
14
15 16

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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.