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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
+1.12%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$60.4B
AUM Growth
-$52.6M
Cap. Flow
-$187M
Cap. Flow %
-0.31%
Top 10 Hldgs %
7.83%
Holding
2,260
New
245
Increased
847
Reduced
769
Closed
213

Top Buys

Rank Stock Value
1
NXPI icon
NXP Semiconductors
NXPI
+$169M
2
MDVN
MEDIVATION, INC.
MDVN
+$160M
3
SBAC icon
SBA Communications
SBAC
+$116M
4
FFIV icon
F5
FFIV
+$112M
5
TECH icon
Bio-Techne
TECH
+$108M

Top Sells

Rank Stock Value
1
GMCR
KEURIG GREEN MTN INC
GMCR
+$188M
2
CTXS
Citrix Systems Inc
CTXS
+$177M
3
BEAV
B/E Aerospace Inc
BEAV
+$155M
4
CNI icon
Canadian National Railway
CNI
+$100M
5
SNBR
Sleep Number
SNBR
+$95M

Sector Composition

Rank Sector Weight
1 Industrials 8.66%
2 Technology 7.68%
3 Healthcare 6.25%
4 Consumer Discretionary 6.11%
5 Financials 5.82%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PB icon
351
Prosperity Bancshares
PB
$8.94B
$14.7M 0.02%
222,635
+34,130
+18% +$2.16M
ZBRA icon
352
Zebra Technologies
ZBRA
$17.5B
$14.7M 0.02%
211,180
-6,655
-3% -$408K
TILE icon
353
Interface
TILE
$2.01B
$14.6M 0.02%
711,919
+99,183
+16% +$2.02M
WFM
354
DELISTED
Whole Foods Market Inc
WFM
$14.6M 0.02%
288,430
-42,492
-13% -$2.26M
IRM icon
355
Iron Mountain
IRM
$37.8B
$14.5M 0.02%
570,499
-21,555
-4% -$551K
EPAC icon
356
Enerpac Tool Group
EPAC
$1.89B
$14.5M 0.02%
424,657
+22,387
+6% +$773K
SIGI icon
357
Selective Insurance
SIGI
$5.76B
$14.4M 0.02%
619,637
+87,702
+16% +$2.09M
SPSC icon
358
SPS Commerce
SPSC
$2.61B
$14.4M 0.02%
469,838
+14,378
+3% +$470K
SLCA
359
DELISTED
U.S. SILICA HOLDINGS, INC.
SLCA
$14.4M 0.02%
376,504
-115,750
-24% -$3.73M
BAGL
360
DELISTED
EINSTEIN NOAH RESTAURANT GROUP, INC CMN STK (DELAWARE)
BAGL
$14.3M 0.02%
871,565
+35,328
+4% +$554K
GPN icon
361
Global Payments
GPN
$23.9B
$14.3M 0.02%
401,606
-111,204
-22% -$3.82M
DAR icon
362
Darling Ingredients
DAR
$9.19B
$14.3M 0.02%
712,564
+100,205
+16% +$2.01M
MTN icon
363
Vail Resorts
MTN
$5.39B
$14.2M 0.02%
204,258
+29,326
+17% +$2.08M
ACC
364
DELISTED
American Campus Communities, Inc.
ACC
$14.2M 0.02%
378,924
+52,982
+16% +$1.88M
TEVA icon
365
Teva Pharmaceuticals
TEVA
$40.5B
$14.1M 0.02%
267,234
-227,523
-46% -$10.5M
MDP
366
DELISTED
Meredith Corporation
MDP
$14M 0.02%
301,894
+41,371
+16% +$1.9M
EDR
367
DELISTED
Education Realty Trust Inc
EDR
$13.9M 0.02%
468,523
+72,341
+18% +$2.02M
ZTS icon
368
Zoetis
ZTS
$31.2B
$13.8M 0.02%
475,482
+448,932
+1,691% +$13.7M
SDY icon
369
State Street SPDR S&P Dividend ETF
SDY
$23.8B
$13.7M 0.02%
186,760
+1,090
+0.6% +$78.4K
EFOR
370
Everforth Inc
EFOR
$1.3B
$13.7M 0.02%
353,955
-274,228
-44% -$9.19M
ENPH icon
371
Enphase Energy
ENPH
$5.15B
$13.6M 0.02%
1,851,971
-90,492
-5% -$700K
SPTN
372
DELISTED
SpartanNash
SPTN
$13.6M 0.02%
585,544
+89,360
+18% +$2.03M
BBSI icon
373
Barrett Business Services
BBSI
$985M
$13.6M 0.02%
910,292
-21,316
-2% -$396K
GNRC icon
374
Generac Holdings
GNRC
$12.8B
$13.5M 0.02%
228,586
-87,440
-28% -$4.78M
CALD
375
DELISTED
Callidus Software, Inc.
CALD
$13.4M 0.02%
1,071,957
+9,957
+0.9% +$131K
13 14
15
16 17

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William Blair & Company's Q1 2014 Portfolio in Review

As of Q1 2014, William Blair & Company held 2,260 positions worth $60.4B, down 0.09% from $60.5B the previous quarter. Its ten largest holdings account for 7.8% of the portfolio.

William Blair & Company's Q1 2014 filing shows 245 new, 847 increased, 769 reduced and 213 closed positions. Its largest new stake was F5: 1,061,272 shares worth $113M. The largest sale was KEURIG GREEN MTN INC, an estimated $188M.

By sector, the portfolio is most concentrated in Industrials at 8.7% of assets, down from 8.9% a quarter earlier, followed by Technology and Healthcare.

  • William Blair & Company's largest Q1 2014 buy was F5: 1,061,272 shares worth $113M.
  • William Blair & Company added most to NXP Semiconductors in Q1 2014, an estimated $169M increase.
  • William Blair & Company's biggest Q1 2014 reduction was KEURIG GREEN MTN INC, cutting an estimated $188M.
  • William Blair & Company fully exited Sleep Number in Q1 2014, selling an estimated $95M.
  • William Blair & Company's ten largest holdings make up 7.8% of its $60.4B portfolio in Q1 2014.
  • William Blair & Company opened 245 new positions and closed 213 in Q1 2014.
  • William Blair & Company's portfolio value fell 0.09% quarter-over-quarter to $60.4B.

Based on William Blair & Company's 13F filing for Q1 2014, filed 6 May 2014.