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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
+8.77%
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
$12.4B
AUM Growth
+$1.23B
Cap. Flow
+$420M
Cap. Flow %
3.39%
Top 10 Hldgs %
17.91%
Holding
1,607
New
193
Increased
600
Reduced
460
Closed
133

Top Buys

Rank Stock Value
1
WAB icon
Wabtec
WAB
+$31.4M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$28.5M
3
VIG icon
Vanguard Dividend Appreciation ETF
VIG
+$26M
4
VEEV icon
Veeva Systems
VEEV
+$25M
5
PGR icon
Progressive
PGR
+$20.8M

Top Sells

Rank Stock Value
1
IDXX icon
Idexx Laboratories
IDXX
+$32.3M
2
MJN
Mead Johnson Nutrition Company
MJN
+$27.1M
3
TSCO icon
Tractor Supply
TSCO
+$23M
4
WM icon
Waste Management
WM
+$19.1M
5
TDG icon
TransDigm Group
TDG
+$16.5M

Sector Composition

Rank Sector Weight
1 Healthcare 18.3%
2 Technology 16.24%
3 Financials 13.61%
4 Industrials 11.16%
5 Consumer Discretionary 9.51%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KCG
401
DELISTED
KCG Holdings, Inc.
KCG
$3.46M 0.03%
250,061
– –
SMFG icon
402
Sumitomo Mitsui Financial
SMFG
$164B
$3.45M 0.03%
476,259
+401,698
+539% +$3.12M
FDX icon
403
FedEx
FDX
$72.7B
$3.45M 0.03%
17,787
+2,114
+13% +$404K
IVW icon
404
iShares S&P 500 Growth ETF
IVW
$73.8B
$3.44M 0.03%
105,376
-19,500
-16% -$626K
MS icon
405
Morgan Stanley
MS
$331B
$3.4M 0.03%
75,732
+11,279
+17% +$500K
DHI icon
406
D.R. Horton
DHI
$40B
$3.4M 0.03%
106,161
+94,553
+815% +$2.93M
GLD icon
407
SPDR Gold Trust
GLD
$131B
$3.38M 0.03%
28,499
+2,781
+11% +$323K
VGK icon
408
Vanguard FTSE Europe ETF
VGK
$30.7B
$3.38M 0.03%
67,429
-3,640
-5% -$182K
ENB icon
409
Enbridge
ENB
$119B
$3.38M 0.03%
80,695
+44,593
+124% +$1.88M
BKU icon
410
Bankunited
BKU
$3.37B
$3.35M 0.03%
+84,464
New +$3.21M
HEP
411
DELISTED
Holly Energy Partners, L.P.
HEP
$3.33M 0.03%
92,662
+12,140
+15% +$429K
SCHL icon
412
Scholastic
SCHL
$767M
$3.31M 0.03%
+73,400
New +$3.34M
WTW icon
413
Willis Towers Watson
WTW
$31.2B
$3.29M 0.03%
25,199
-8,028
-24% -$1.02M
TWTR
414
DELISTED
Twitter, Inc.
TWTR
$3.27M 0.03%
207,585
+50,150
+32% +$814K
OSIS icon
415
OSI Systems
OSIS
$3.65B
$3.26M 0.03%
44,700
+4,425
+11% +$329K
TROW icon
416
T. Rowe Price
TROW
$23.9B
$3.23M 0.03%
45,770
-13,077
-22% -$927K
TTE icon
417
TotalEnergies
TTE
$195B
$3.21M 0.03%
63,687
+5,779
+10% +$292K
OXY icon
418
Occidental Petroleum
OXY
$56.8B
$3.21M 0.03%
50,096
-4,138
-8% -$275K
PUK icon
419
Prudential
PUK
$37.6B
$3.2M 0.03%
78,024
+7,665
+11% +$301K
IMAX icon
420
IMAX
IMAX
$2.62B
$3.2M 0.03%
94,231
+1,408
+2% +$45.9K
GEL icon
421
Genesis Energy
GEL
$1.87B
$3.16M 0.03%
93,471
+260
+0.3% +$9.02K
NOC icon
422
Northrop Grumman
NOC
$77.1B
$3.15M 0.03%
12,936
+377
+3% +$89.6K
BAX icon
423
Baxter International
BAX
$13.5B
$3.13M 0.03%
61,408
+20,039
+48% +$985K
LEG icon
424
Leggett & Platt
LEG
$1.34B
$3.12M 0.03%
63,284
+31,800
+101% +$1.55M
FTNT icon
425
Fortinet
FTNT
$119B
$3.11M 0.03%
+416,295
New +$2.94M
15 16
17
18 19

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William Blair & Company's Q1 2017 Portfolio in Review

As of Q1 2017, William Blair & Company held 1,607 positions worth $12.4B, up 11% from $11.2B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company deployed $420M of net new capital in Q1 2017, opening 193 new positions and adding to 600 existing holdings. Its largest new stake was Park-Ohio Holdings: 200,527 shares worth $8.95M.

By sector, the portfolio is most concentrated in Healthcare at 18% of assets, down from 18% a quarter earlier, followed by Technology and Financials.

On the sell side, the largest reduction was Idexx Laboratories, an estimated $32.3M trimmed.

  • William Blair & Company's largest Q1 2017 buy was Park-Ohio Holdings: 200,527 shares worth $8.95M.
  • William Blair & Company added most to Wabtec in Q1 2017, an estimated $31.4M increase.
  • William Blair & Company's biggest Q1 2017 reduction was Idexx Laboratories, cutting an estimated $32.3M.
  • William Blair & Company fully exited Hennessy Capital Acquisition Corp. Unit in Q1 2017, selling an estimated $5.55M.
  • William Blair & Company's ten largest holdings make up 18% of its $12.4B portfolio in Q1 2017.
  • William Blair & Company opened 193 new positions and closed 133 in Q1 2017.
  • William Blair & Company's portfolio value rose 11% quarter-over-quarter to $12.4B.

Based on William Blair & Company's 13F filing for Q1 2017, filed 10 May 2017.