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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
+4.57%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$13.3B
AUM Growth
+$17.7M
Cap. Flow
-$449M
Cap. Flow %
-3.37%
Top 10 Hldgs %
18.64%
Holding
1,772
New
130
Increased
581
Reduced
525
Closed
417

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$36.3M
2
BL icon
BlackLine
BL
+$21.8M
3
EVH icon
Evolent Health
EVH
+$19.6M
4
PGR icon
Progressive
PGR
+$17.2M
5
JPM icon
JPMorgan Chase
JPM
+$16.9M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$115M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66M
3
COST icon
Costco
COST
+$33M
4
XRAY icon
Dentsply Sirona
XRAY
+$30.5M
5
PRAA icon
PRA Group
PRAA
+$24.5M

Sector Composition

Rank Sector Weight
1 Healthcare 18.86%
2 Technology 17.6%
3 Financials 14.62%
4 Industrials 10.54%
5 Consumer Discretionary 8.84%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NKTR icon
251
Nektar Therapeutics
NKTR
$2.39B
$8.44M 0.06%
23,443
+1,959
+9% +$613K
BSFT
252
DELISTED
BroadSoft, Inc.
BSFT
$8.4M 0.06%
166,985
+966
+0.6% +$44.1K
XLF icon
253
State Street Financial Select Sector SPDR ETF
XLF
$56.7B
$8.27M 0.06%
319,954
+26,074
+9% +$651K
CCOI icon
254
Cogent Communications
CCOI
$676M
$8.2M 0.06%
167,773
+14,788
+10% +$655K
XYL icon
255
Xylem
XYL
$27.3B
$8.18M 0.06%
130,533
+5,630
+5% +$336K
KHC icon
256
Kraft Heinz
KHC
$30.7B
$8.16M 0.06%
105,203
+3,651
+4% +$305K
GSK icon
257
GSK
GSK
$104B
$8.16M 0.06%
160,734
-48,437
-23% -$2.46M
RWO icon
258
State Street SPDR Dow Jones Global Real Estate ETF
RWO
$1.3B
$8.1M 0.06%
169,521
+6,554
+4% +$315K
FNF icon
259
Fidelity National Financial
FNF
$13.9B
$8M 0.06%
242,700
– –
DUK icon
260
Duke Energy
DUK
$97.8B
$7.92M 0.06%
94,335
+3,222
+4% +$276K
KNSL icon
261
Kinsale Capital Group
KNSL
$8.12B
$7.88M 0.06%
182,528
+17,382
+11% +$677K
MBFI
262
DELISTED
MB Financial Corp
MBFI
$7.74M 0.06%
171,943
-3,893
-2% -$161K
NEE icon
263
NextEra Energy
NEE
$181B
$7.73M 0.06%
210,936
+6,932
+3% +$254K
USMV icon
264
iShares MSCI USA Min Vol Factor ETF
USMV
$23.5B
$7.68M 0.06%
152,476
-1,353
-0.9% -$67.5K
COP icon
265
ConocoPhillips
COP
$147B
$7.65M 0.06%
152,931
-555
-0.4% -$24.9K
APD icon
266
Air Products & Chemicals
APD
$65.7B
$7.55M 0.06%
49,916
+71
+0.1% +$10.4K
BIIB icon
267
Biogen
BIIB
$30B
$7.53M 0.06%
24,053
+9,340
+63% +$2.77M
GIS icon
268
General Mills
GIS
$19.1B
$7.39M 0.06%
142,780
-16,321
-10% -$895K
WY icon
269
Weyerhaeuser
WY
$18B
$7.34M 0.06%
215,782
+6,922
+3% +$227K
VNQI icon
270
Vanguard Global ex-US Real Estate ETF
VNQI
$3.52B
$7.32M 0.05%
123,254
+6,762
+6% +$395K
INFO
271
DELISTED
IHS Markit Ltd. Common Shares
INFO
$7.24M 0.05%
164,213
+1,465
+0.9% +$67.5K
WP
272
DELISTED
Worldpay, Inc.
WP
$7.2M 0.05%
102,162
-6,396
-6% -$436K
BX icon
273
Blackstone
BX
$102B
$7.2M 0.05%
215,672
+18,609
+9% +$612K
VO icon
274
Vanguard Morningstar Mid-Cap ETF
VO
$106B
$7.17M 0.05%
195,240
-2,284
-1% -$82.4K
EXC icon
275
Exelon
EXC
$47.2B
$7.16M 0.05%
266,355
-359
-0.1% -$9.6K
9 10
11
12 13

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William Blair & Company's Q3 2017 Portfolio in Review

As of Q3 2017, William Blair & Company held 1,772 positions worth $13.3B, up 0.13% from $13.3B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair & Company withdrew a net $449M in Q3 2017, closing 417 positions and reducing 525 holdings. Its most notable exit was Dave & Buster's, an estimated $20.3M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, up from 19% a quarter earlier, followed by Technology and Financials.

Against the trend, William Blair & Company opened a new position in Quantenna Communications, Inc. Common Stock worth $9.07M.

  • William Blair & Company's largest Q3 2017 buy was Quantenna Communications, Inc. Common Stock: 539,590 shares worth $9.07M.
  • William Blair & Company added most to Watsco Inc in Q3 2017, an estimated $36.3M increase.
  • William Blair & Company's biggest Q3 2017 reduction was Alphabet (Google) Class C, cutting an estimated $115M.
  • William Blair & Company fully exited Dave & Buster's in Q3 2017, selling an estimated $20.3M.
  • William Blair & Company's ten largest holdings make up 19% of its $13.3B portfolio in Q3 2017.
  • William Blair & Company opened 130 new positions and closed 417 in Q3 2017.
  • William Blair & Company's portfolio value rose 0.13% quarter-over-quarter to $13.3B.

Based on William Blair & Company's 13F filing for Q3 2017, filed 13 Nov 2017.