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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
+10.98%
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
$12.4B
AUM Growth
+$1.23B
Cap. Flow
+$365M
Cap. Flow %
2.95%
Top 10 Hldgs %
17.91%
Holding
1,607
New
193
Increased
599
Reduced
461
Closed
133

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
TACO
1251
DELISTED
Del Taco Restaurants, Inc. Common Stock
TACO
$130K ﹤0.01%
10,500
PSEC icon
1252
Prospect Capital
PSEC
$1.14B
$129K ﹤0.01%
13,725
+3,725
+37% +$33.4K
MBLY
1253
CALL
DELISTED
Mobileye N.V.
MBLY
$129K ﹤0.01%
2,100
+1,900
+950% +$91.4K
ZBRA icon
1254
CALL
Zebra Technologies
ZBRA
$18.1B
$128K ﹤0.01%
1,400
-100
-7% -$8.67K
HIX
1255
Western Asset High Income Fund II
HIX
$355M
$127K ﹤0.01%
17,500
-4,500
-20% -$32.5K
GRBK icon
1256
Green Brick Partners
GRBK
$3.08B
$125K ﹤0.01%
13,250
HAPN
1257
Happen Inc
HAPN
$2.22B
$125K ﹤0.01%
4,700
CRM icon
1258
CALL
Salesforce
CRM
$162B
$124K ﹤0.01%
1,500
+1,100
+275% +$87.9K
MWA icon
1259
Mueller Water Products
MWA
$4.09B
$124K ﹤0.01%
+10,000
New +$127K
BRK.B icon
1260
CALL
Berkshire Hathaway Class B
BRK.B
$1.11T
$117K ﹤0.01%
700
TAHO
1261
DELISTED
Tahoe Resources Inc
TAHO
$115K ﹤0.01%
13,600
ARC
1262
DELISTED
ARC Document Solutions, Inc.
ARC
$115K ﹤0.01%
28,516
+500
+2% +$2.25K
IMMR icon
1263
Immersion
IMMR
$248M
$109K ﹤0.01%
+10,000
New +$99.3K
KMI icon
1264
CALL
Kinder Morgan
KMI
$70.1B
$109K ﹤0.01%
5,000
+2,000
+67% +$43.7K
MX icon
1265
Magnachip Semiconductor
MX
$142M
$109K ﹤0.01%
14,800
-200
-1% -$1.57K
NVDA icon
1266
CALL
NVIDIA
NVDA
$5.27T
$109K ﹤0.01%
40,000
-8,000
-17% -$21.3K
NYRT
1267
DELISTED
New York REIT, Inc.
NYRT
$108K ﹤0.01%
+1,119
New +$110K
HWCC
1268
DELISTED
Houston Wire & Cable Company
HWCC
$106K ﹤0.01%
15,855
ACIA
1269
CALL
DELISTED
Acacia Communications Inc
ACIA
$106K ﹤0.01%
+1,800
New +$104K
FNM.PRI
1270
DELISTED
FANNIE MAE 5.375% NON-CUM PFD
FNM.PRI
$105K ﹤0.01%
+10,000
New +$105K
SUPR
1271
DELISTED
SUPERIOR BANCORP COM STK NEW
SUPR
$101K ﹤0.01%
+10,000
New +$101K
VOD icon
1272
CALL
Vodafone
VOD
$36.7B
$93K ﹤0.01%
+3,500
New +$89.6K
SJT
1273
San Juan Basin Royalty Trust
SJT
$126M
$92K ﹤0.01%
14,000
AMZN icon
1274
PUT
Amazon
AMZN
$2.94T
$89K ﹤0.01%
2,000
NERV icon
1275
Minerva Neurosciences
NERV
$206M
$88K ﹤0.01%
1,250

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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's Q1 2017 filing shows 193 new, 599 increased, 461 reduced and 133 closed positions. Its largest new stake was Park-Ohio Holdings: 200,527 shares worth $8.95M. The largest sale was TotalEnergies, an estimated $54.4M.

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

  • 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 TotalEnergies, cutting an estimated $54.4M.
  • 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.