We are live on ! Find out more
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
+9.46%
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
$25.1B
AUM Growth
+$1.71B
Cap. Flow
-$116M
Cap. Flow %
-0.46%
Top 10 Hldgs %
21.8%
Holding
389
New
32
Increased
133
Reduced
187
Closed
33

Top Buys

Rank Stock Value
1
ZNGA
ZYNGA INC. CL A COMMON
ZNGA
+$140M
2
OLLI icon
Ollie's Bargain Outlet
OLLI
+$120M
3
PLNT icon
Planet Fitness
PLNT
+$101M
4
ETSY icon
Etsy
ETSY
+$98.5M
5
IRTC icon
iRhythm Holdings
IRTC
+$83.7M

Top Sells

Rank Stock Value
1
CVSA
Covista Inc
CVSA
+$163M
2
EWBC icon
East-West Bancorp
EWBC
+$155M
3
MIDD icon
Middleby
MIDD
+$155M
4
IAA
IAA, Inc. Common Stock
IAA
+$124M
5
CBOE icon
Cboe Global Markets
CBOE
+$98.6M

Sector Composition

Rank Sector Weight
1 Technology 22.67%
2 Healthcare 14.68%
3 Consumer Discretionary 14.55%
4 Industrials 12.39%
5 Financials 11.76%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PHG icon
326
Philips
PHG
$26.4B
$4.27M 0.02%
110,157
-362
-0.3% -$13.1K
DEI icon
327
Douglas Emmett
DEI
$1.92B
$4.21M 0.02%
96,023
+16,287
+20% +$704K
NVO
328
Novo Nordisk
NVO
$207B
$4.01M 0.02%
138,630
+262
+0.2% +$7.25K
XLU icon
329
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
$3.81M 0.02%
117,900
-11,000
-9% -$349K
NDSN icon
330
Nordson
NDSN
$17.3B
$3.72M 0.01%
22,859
-2,112
-8% -$334K
RSX
331
DELISTED
VanEck Russia ETF
RSX
$3.69M 0.01%
147,800
-13,400
-8% -$325K
TNC icon
332
Tennant Co
TNC
$1.13B
$3.67M 0.01%
+47,161
New +$3.51M
MD icon
333
Pediatrix Medical
MD
$2.12B
$3.5M 0.01%
+126,077
New +$3.16M
NGVT icon
334
Ingevity
NGVT
$2.67B
$3.37M 0.01%
38,507
-3,556
-8% -$311K
PRMW
335
DELISTED
Primo Water Corporation
PRMW
$3.27M 0.01%
239,280
+61,442
+35% +$801K
TTC icon
336
Toro Company
TTC
$9.41B
$2.73M 0.01%
34,281
-3,165
-8% -$242K
YUMC icon
337
Yum China
YUMC
$16.3B
$2.71M 0.01%
56,384
-839,514
-94% -$37.3M
REXR icon
338
Rexford Industrial Realty
REXR
$8.07B
$2.7M 0.01%
59,134
-38,349
-39% -$1.77M
ENOV icon
339
Enovis
ENOV
$1.42B
$2.69M 0.01%
+42,991
New +$2.43M
VTWO icon
340
Vanguard Russell 2000 ETF
VTWO
$17.3B
$2.68M 0.01%
40,208
-3,140
-7% -$199K
WB icon
341
Weibo
WB
$1.93B
$2.52M 0.01%
54,401
-326
-0.6% -$15.3K
DCI icon
342
Donaldson
DCI
$11.2B
$2.42M 0.01%
41,919
– –
OUT icon
343
Outfront Media
OUT
$5.27B
$2.12M 0.01%
80,366
-5,683
-7% -$146K
TCOM icon
344
Trip.com Group
TCOM
$29.1B
$2.01M 0.01%
59,890
-2,061
-3% -$66.4K
EXP icon
345
Eagle Materials
EXP
$6.57B
$1.79M 0.01%
19,723
-1,821
-8% -$167K
IWO icon
346
iShares Russell 2000 Growth ETF
IWO
$14.9B
$1.16M ﹤0.01%
5,420
-3,181
-37% -$646K
TALO icon
347
Talos Energy
TALO
$2.6B
$1.12M ﹤0.01%
37,164
-192,192
-84% -$4.49M
EOG icon
348
EOG Resources
EOG
$75.2B
$879K ﹤0.01%
10,500
-9
-0.1% -$659
SMIN icon
349
iShares MSCI India Small-Cap ETF
SMIN
$773M
$863K ﹤0.01%
24,004
– –
OII icon
350
Oceaneering
OII
$5.05B
$743K ﹤0.01%
+49,862
New +$694K
12 13
14
15 16

Similar funds

Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
Lord, Abbett & Co
Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return
Eagle Capital Management (New York)
Eagle Capital Management (New York) New York $29.8B AUM 12.13% 1-Year Est. Return
State of Tennessee, Department of Treasury
State of Tennessee, Department of Treasury Nashville, Tennessee $29.8B AUM 29.48% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Ohio Public Employees Retirement System (OPERS)
Ohio Public Employees Retirement System (OPERS) Columbus, Ohio $30.9B AUM 29.72% 1-Year Est. Return
Coatue Management
Coatue Management New York $29.1B AUM 96.54% 1-Year Est. Return
Hudson Bay Capital Management
Hudson Bay Capital Management Stamford, Connecticut $29B AUM 30.2% 1-Year Est. Return

William Blair Investment Management's Q4 2019 Portfolio in Review

As of Q4 2019, William Blair Investment Management held 389 positions worth $25.1B, up 7.3% from $23.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair Investment Management's Q4 2019 filing shows 32 new, 133 increased, 187 reduced and 33 closed positions. Its largest new stake was Ollie's Bargain Outlet: 1,892,527 shares worth $124M. The largest sale was Covista Inc, an estimated $163M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q4 2019 buy was Ollie's Bargain Outlet: 1,892,527 shares worth $124M.
  • William Blair Investment Management added most to ZYNGA INC. CL A COMMON in Q4 2019, an estimated $140M increase.
  • William Blair Investment Management's biggest Q4 2019 reduction was Middleby, cutting an estimated $155M.
  • William Blair Investment Management fully exited Covista Inc in Q4 2019, selling an estimated $163M.
  • William Blair Investment Management's ten largest holdings make up 22% of its $25.1B portfolio in Q4 2019.
  • William Blair Investment Management opened 32 new positions and closed 33 in Q4 2019.
  • William Blair Investment Management's portfolio value rose 7.3% quarter-over-quarter to $25.1B.

Based on William Blair Investment Management's 13F filing for Q4 2019, filed 12 Feb 2020.