We are live on ! Find out more
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
+5.93%
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
$10.7B
AUM Growth
-$908M
Cap. Flow
-$1.39B
Cap. Flow %
-13.04%
Top 10 Hldgs %
17.51%
Holding
1,529
New
105
Increased
364
Reduced
634
Closed
286

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66.7M
2
G icon
Genpact
G
+$27.6M
3
ZTS icon
Zoetis
ZTS
+$17.2M
4
MBLY
Mobileye N.V.
MBLY
+$16.2M
5
PLAY icon
Dave & Buster's
PLAY
+$13.9M

Sector Composition

Rank Sector Weight
1 Healthcare 19.61%
2 Technology 14.78%
3 Industrials 12.48%
4 Financials 12.35%
5 Consumer Discretionary 11.45%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
MNDT
226
DELISTED
Mandiant, Inc. Common Stock
MNDT
$8.15M 0.08%
392,872
-66,591
-14% -$1.67M
EPAY
227
DELISTED
Bottomline Technologies Inc
EPAY
$8M 0.08%
269,196
-14,193
-5% -$401K
ULTA icon
228
Ulta Beauty
ULTA
$23.4B
$7.93M 0.07%
42,860
-31,486
-42% -$5.44M
CBOE icon
229
Cboe Global Markets
CBOE
$30.1B
$7.84M 0.07%
120,819
-98,379
-45% -$6.65M
IT icon
230
Gartner
IT
$12.4B
$7.73M 0.07%
85,276
-92,733
-52% -$8.21M
ECPG icon
231
Encore Capital Group
ECPG
$2.05B
$7.54M 0.07%
259,380
-268,114
-51% -$9.25M
CLR
232
DELISTED
CONTINENTAL RESOURCES INC.
CLR
$7.42M 0.07%
322,919
-34,320
-10% -$1.1M
YUM icon
233
Yum! Brands
YUM
$40.3B
$7.39M 0.07%
140,762
-9,595
-6% -$501K
WPZ
234
DELISTED
Williams Partners L.P.
WPZ
$7.26M 0.07%
260,652
-9,040
-3% -$271K
BWA icon
235
BorgWarner
BWA
$12.9B
$7.21M 0.07%
189,490
-329,536
-63% -$12.4M
KMI icon
236
Kinder Morgan
KMI
$69.9B
$7.21M 0.07%
483,015
-517,420
-52% -$12.3M
TEL icon
237
TE Connectivity
TEL
$62.9B
$7.17M 0.07%
110,949
-10,072
-8% -$649K
EMR icon
238
Emerson Electric
EMR
$89B
$7.14M 0.07%
149,313
+14,974
+11% +$713K
LLY icon
239
Eli Lilly
LLY
$995B
$7.11M 0.07%
84,394
+5,444
+7% +$452K
RTX icon
240
RTX Corp
RTX
$294B
$7.02M 0.07%
116,154
-2,123
-2% -$128K
EXAM
241
DELISTED
EXAMWORKS GROUP INC COM STK (DE)
EXAM
$6.92M 0.06%
260,054
-62,070
-19% -$1.67M
AON icon
242
Aon
AON
$75.7B
$6.83M 0.06%
+74,076
New +$6.9M
RMAX icon
243
RE/MAX Holdings
RMAX
$207M
$6.75M 0.06%
+180,868
New +$6.76M
SNA icon
244
Snap-on
SNA
$21.6B
$6.69M 0.06%
39,043
-360
-0.9% -$59.9K
LGND icon
245
Ligand Pharmaceuticals
LGND
$6.03B
$6.67M 0.06%
98,575
-119,393
-55% -$7.37M
CTSH icon
246
Cognizant
CTSH
$25.3B
$6.61M 0.06%
110,098
-49,766
-31% -$3.21M
CTLT
247
DELISTED
CATALENT, INC.
CTLT
$6.59M 0.06%
263,512
-9,633
-4% -$254K
VTV icon
248
Vanguard Morningstar Value ETF
VTV
$191B
$6.55M 0.06%
80,346
-358,293
-82% -$29.4M
WP
249
DELISTED
Worldpay, Inc.
WP
$6.55M 0.06%
138,086
-569,485
-80% -$28.1M
KSS icon
250
Kohl's
KSS
$2.28B
$6.45M 0.06%
135,521
-668
-0.5% -$30.9K

Similar funds

William Blair & Company's Q4 2015 Portfolio in Review

As of Q4 2015, William Blair & Company held 1,529 positions worth $10.7B, down 7.9% from $11.6B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company withdrew a net $1.39B in Q4 2015, closing 286 positions and reducing 634 holdings. Its most notable exit was Barracuda Networks, Inc., an estimated $7.62M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 20% of assets, up from 19% a quarter earlier, followed by Technology and Industrials.

Against the trend, William Blair & Company opened a new position in Alphabet (Google) Class A worth $70.1M.

  • William Blair & Company's largest Q4 2015 buy was Alphabet (Google) Class A: 1,802,460 shares worth $70.1M.
  • William Blair & Company added most to Zoetis in Q4 2015, an estimated $17.2M increase.
  • William Blair & Company's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $104M.
  • William Blair & Company fully exited Barracuda Networks, Inc. in Q4 2015, selling an estimated $7.62M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.7B portfolio in Q4 2015.
  • William Blair & Company opened 105 new positions and closed 286 in Q4 2015.
  • William Blair & Company's portfolio value fell 7.9% quarter-over-quarter to $10.7B.

Based on William Blair & Company's 13F filing for Q4 2015, filed 16 Feb 2016.