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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
-12.38%
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
$16B
AUM Growth
-$3.46B
Cap. Flow
-$518M
Cap. Flow %
-3.24%
Top 10 Hldgs %
25.29%
Holding
1,819
New
100
Increased
562
Reduced
749
Closed
158

Sector Composition

Rank Sector Weight
1 Technology 25.04%
2 Healthcare 18.78%
3 Financials 12.18%
4 Consumer Discretionary 9.78%
5 Industrials 8.19%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
UNF icon
226
Unifirst Corp
UNF
$5.24B
$9.88M 0.06%
65,375
-748
-1% -$141K
VTWO icon
227
Vanguard Russell 2000 ETF
VTWO
$17.4B
$9.76M 0.06%
211,710
+149,824
+242% +$8.98M
APPF icon
228
AppFolio
APPF
$6.97B
$9.73M 0.06%
87,725
+637
+0.7% +$76K
CVNA icon
229
Carvana
CVNA
$79.7B
$9.61M 0.06%
872,240
+35,345
+4% +$547K
MMP
230
DELISTED
Magellan Midstream Partners, L.P.
MMP
$9.56M 0.06%
262,101
-13,619
-5% -$731K
MU icon
231
Micron Technology
MU
$1.03T
$9.51M 0.06%
226,172
-9,288
-4% -$483K
TSLA icon
232
Tesla
TSLA
$1.29T
$9.51M 0.06%
272,115
+41,640
+18% +$1.73M
EVBG
233
DELISTED
Everbridge, Inc. Common Stock
EVBG
$9.45M 0.06%
88,867
-1,078
-1% -$106K
BAH icon
234
Booz Allen Hamilton
BAH
$9.43B
$9.38M 0.06%
136,656
+73,977
+118% +$5.45M
SCHW
235
Charles Schwab
SCHW
$189B
$9.28M 0.06%
276,099
-23,516
-8% -$987K
CLX icon
236
Clorox
CLX
$12.8B
$9.23M 0.06%
53,260
+6,926
+15% +$1.14M
IRT icon
237
Independence Realty Trust
IRT
$3.96B
$9.15M 0.06%
1,023,090
-3,546
-0.3% -$47.9K
MCO icon
238
Moody's
MCO
$82.8B
$9.14M 0.06%
43,238
+729
+2% +$177K
TJX icon
239
TJX Companies
TJX
$169B
$9.12M 0.06%
190,682
+1,389
+0.7% +$79.9K
SCHP icon
240
Schwab US TIPS ETF
SCHP
$16.2B
$9.1M 0.06%
316,428
+250,190
+378% +$7.16M
IRM icon
241
Iron Mountain
IRM
$37B
$9.02M 0.06%
378,872
+6,525
+2% +$197K
SU icon
242
Suncor Energy
SU
$74.7B
$8.99M 0.06%
568,790
-107,495
-16% -$2.82M
ROP icon
243
Roper Technologies
ROP
$39.1B
$8.96M 0.06%
28,753
+1,265
+5% +$448K
ORCL icon
244
Oracle
ORCL
$442B
$8.96M 0.06%
185,453
-6,463
-3% -$334K
SHAK icon
245
Shake Shack
SHAK
$2.94B
$8.96M 0.06%
237,294
-4,657
-2% -$276K
TECH icon
246
Bio-Techne
TECH
$11.3B
$8.86M 0.06%
186,796
-1,552
-0.8% -$77.6K
TENB icon
247
Tenable Holdings
TENB
$4.08B
$8.85M 0.06%
404,726
+79,837
+25% +$1.97M
BWXT icon
248
BWX Technologies
BWXT
$15.8B
$8.68M 0.05%
178,190
-11,762
-6% -$699K
CAT icon
249
Caterpillar
CAT
$393B
$8.65M 0.05%
74,579
-31,950
-30% -$4.08M
IAU icon
250
iShares Gold Trust
IAU
$65.4B
$8.63M 0.05%
286,263
+1,074
+0.4% +$32.5K

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William Blair & Company's Q1 2020 Portfolio in Review

As of Q1 2020, William Blair & Company held 1,819 positions worth $16B, down 18% from $19.5B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

William Blair & Company withdrew a net $518M in Q1 2020, closing 158 positions and reducing 749 holdings. Its most notable exit was Raytheon Company, an estimated $47.8M position sold in full.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 23% a quarter earlier, followed by Healthcare and Financials.

Against the trend, William Blair & Company opened a new position in Canoo Inc. Class A Common Stock worth $4.04M.

  • William Blair & Company's largest Q1 2020 buy was Canoo Inc. Class A Common Stock: 870 shares worth $4.04M.
  • William Blair & Company added most to Vanguard FTSE Developed Markets ETF in Q1 2020, an estimated $57.8M increase.
  • William Blair & Company's biggest Q1 2020 reduction was Vanguard FTSE All-World ex-US ETF, cutting an estimated $51.6M.
  • William Blair & Company fully exited Raytheon Company in Q1 2020, selling an estimated $47.8M.
  • William Blair & Company's ten largest holdings make up 25% of its $16B portfolio in Q1 2020.
  • William Blair & Company opened 100 new positions and closed 158 in Q1 2020.
  • William Blair & Company's portfolio value fell 18% quarter-over-quarter to $16B.

Based on William Blair & Company's 13F filing for Q1 2020, filed 11 May 2020.