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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
+1.57%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
AUM
$23.4B
AUM Growth
-$452M
Cap. Flow
-$478M
Cap. Flow %
-2.05%
Top 10 Hldgs %
20.73%
Holding
398
New
26
Increased
153
Reduced
172
Closed
41

Sector Composition

Rank Sector Weight
1 Technology 20.24%
2 Healthcare 13.8%
3 Consumer Discretionary 13.77%
4 Industrials 13.46%
5 Financials 13.14%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
GOTU icon
301
Gaotu Techedu
GOTU
$429M
$9.17M 0.04%
598,961
+251,868
+73% +$3.2M
AXGN icon
302
Axogen
AXGN
$2.61B
$8.89M 0.04%
712,268
+230,987
+48% +$3.8M
ORBC
303
DELISTED
ORBCOMM, Inc.
ORBC
$8.67M 0.04%
1,822,141
+83,226
+5% +$497K
VRSK icon
304
Verisk Analytics
VRSK
$23.6B
$8.51M 0.04%
53,801
+375
+0.7% +$58.2K
MOBL
305
DELISTED
MobileIron, Inc.
MOBL
$8.02M 0.03%
+1,225,926
New +$8.36M
SHOP icon
306
Shopify
SHOP
$196B
$6.99M 0.03%
224,200
+171,320
+324% +$5.87M
ETSY icon
307
Etsy
ETSY
$7.29B
$6.88M 0.03%
121,851
+6,101
+5% +$359K
DEO icon
308
Diageo
DEO
$52.8B
$6.88M 0.03%
42,056
-5,802
-12% -$971K
ASPU
309
DELISTED
ASPEN GROUP, INC.
ASPU
$6.46M 0.03%
1,243,814
-17,061
-1% -$77K
CDNA icon
310
CareDx
CDNA
$2.44B
$6.29M 0.03%
278,217
+14,883
+6% +$412K
MED icon
311
Medifast
MED
$130M
$6.14M 0.03%
+59,223
New +$6.37M
ARCE
312
DELISTED
Arco Platform Limited Class A Common Shares
ARCE
$5.83M 0.02%
+114,921
New +$5.34M
NXPI icon
313
NXP Semiconductors
NXPI
$59.6B
$5.76M 0.02%
52,806
-7,434
-12% -$759K
RDS.A
314
DELISTED
Royal Dutch Shell PLC ADS Class A
RDS.A
$5.74M 0.02%
97,527
-13,855
-12% -$822K
SAP icon
315
SAP
SAP
$242B
$5.72M 0.02%
48,555
-18,338
-27% -$2.27M
WTFC icon
316
Wintrust Financial
WTFC
$10.9B
$5.64M 0.02%
+87,291
New +$5.79M
PR
317
Permian Resources
PR
$18B
$4.98M 0.02%
1,102,554
+325,187
+42% +$1.74M
VICI icon
318
VICI Properties
VICI
$28.6B
$4.78M 0.02%
+210,943
New +$4.6M
TALO icon
319
Talos Energy
TALO
$2.6B
$4.66M 0.02%
229,356
+125,939
+122% +$2.73M
RELX icon
320
RELX
RELX
$61.7B
$4.5M 0.02%
189,566
-26,158
-12% -$624K
NVS icon
321
Novartis
NVS
$294B
$4.31M 0.02%
49,582
-16,764
-25% -$1.51M
REXR icon
322
Rexford Industrial Realty
REXR
$8.07B
$4.29M 0.02%
97,483
-4,989
-5% -$213K
FMC icon
323
FMC
FMC
$1.3B
$4.22M 0.02%
48,110
-2,120
-4% -$182K
XLU icon
324
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
$4.17M 0.02%
128,900
-158,060
-55% -$4.88M
SPB icon
325
Spectrum Brands
SPB
$2.02B
$4.07M 0.02%
77,166
+16,047
+26% +$837K

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William Blair Investment Management's Q3 2019 Portfolio in Review

As of Q3 2019, William Blair Investment Management held 398 positions worth $23.4B, down 1.9% from $23.8B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair Investment Management's Q3 2019 filing shows 26 new, 153 increased, 172 reduced and 41 closed positions. Its largest new stake was IAA, Inc. Common Stock: 2,969,390 shares worth $124M. The largest sale was Rogers Communications, an estimated $201M.

By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 18% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q3 2019 buy was IAA, Inc. Common Stock: 2,969,390 shares worth $124M.
  • William Blair Investment Management added most to State Street SPDR S&P 500 ETF Trust in Q3 2019, an estimated $128M increase.
  • William Blair Investment Management's biggest Q3 2019 reduction was CoStar Group, cutting an estimated $173M.
  • William Blair Investment Management fully exited Rogers Communications in Q3 2019, selling an estimated $201M.
  • William Blair Investment Management's ten largest holdings make up 21% of its $23.4B portfolio in Q3 2019.
  • William Blair Investment Management opened 26 new positions and closed 41 in Q3 2019.
  • William Blair Investment Management's portfolio value fell 1.9% quarter-over-quarter to $23.4B.

Based on William Blair Investment Management's 13F filing for Q3 2019, filed 12 Nov 2019.