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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
+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

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
MXL icon
251
MaxLinear
MXL
$6.26B
$13M 0.05%
613,277
-582,976
-49% -$12.1M
ESE icon
252
ESCO Technologies
ESE
$7.65B
$13M 0.05%
140,520
-292,780
-68% -$25M
EPI icon
253
WisdomTree India Earnings Fund ETF
EPI
$2.05B
$13M 0.05%
521,694
+74,383
+17% +$1.8M
STL
254
DELISTED
Sterling Bancorp
STL
$12.9M 0.05%
611,173
-247,611
-29% -$5.05M
MLKN icon
255
MillerKnoll
MLKN
$1.62B
$12.8M 0.05%
+306,462
New +$14.2M
GOTU icon
256
Gaotu Techedu
GOTU
$429M
$12.7M 0.05%
580,398
-18,563
-3% -$316K
MUSA icon
257
Murphy USA
MUSA
$10B
$12.5M 0.05%
+106,903
New +$11.5M
FNB icon
258
FNB Corp
FNB
$6.8B
$12.5M 0.05%
983,249
-397,952
-29% -$4.88M
TRNO icon
259
Terreno Realty
TRNO
$7.44B
$12.3M 0.05%
226,481
-250,244
-52% -$13.7M
RPAY icon
260
Repay Holdings
RPAY
$306M
$12.2M 0.05%
832,861
-452,564
-35% -$6.32M
BANR icon
261
Banner Corp
BANR
$2.47B
$12M 0.05%
212,740
-86,954
-29% -$4.81M
SJI
262
DELISTED
South Jersey Industries, Inc.
SJI
$12M 0.05%
364,777
-149,746
-29% -$4.72M
PACW
263
DELISTED
PacWest Bancorp
PACW
$11.9M 0.05%
312,260
-125,474
-29% -$4.72M
OCFC icon
264
OceanFirst Financial
OCFC
$1.84B
$11.9M 0.05%
466,111
-112,068
-19% -$2.7M
LPSN icon
265
LivePerson
LPSN
$33.6M
$11.9M 0.05%
21,394
-4,198
-16% -$2.41M
G icon
266
Genpact
G
$5.71B
$11.8M 0.05%
279,932
-17,154
-6% -$686K
EPR icon
267
EPR Properties
EPR
$4.58B
$11.7M 0.05%
+166,112
New +$12.3M
FL
268
DELISTED
Foot Locker
FL
$11.6M 0.05%
297,249
-166,284
-36% -$7M
NBHC icon
269
National Bank Holdings
NBHC
$1.92B
$11.5M 0.05%
326,045
-132,039
-29% -$4.65M
WWW icon
270
Wolverine World Wide
WWW
$1.49B
$11.5M 0.05%
339,811
-137,493
-29% -$4.29M
WSFS icon
271
WSFS Financial
WSFS
$4.14B
$11.3M 0.05%
257,651
-106,164
-29% -$4.64M
AVT icon
272
Avnet
AVT
$7.87B
$11.3M 0.04%
265,497
-107,487
-29% -$4.43M
DAN icon
273
Dana Inc
DAN
$3.27B
$11.2M 0.04%
616,526
-248,226
-29% -$4.14M
AZUL
274
DELISTED
Azul
AZUL
$11.2M 0.04%
262,111
-7,671
-3% -$295K
HLX icon
275
Helix Energy Solutions
HLX
$1.5B
$11.2M 0.04%
1,162,938
-478,124
-29% -$4.14M

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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.