We are live on ! Find out more
William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $33.3B
1-Year Est. Return 44.76%
This Fund
S&P 500
This Quarter Est. Return
+13.65%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$25.7B
AUM Growth
+$1.1B
Cap. Flow
-$1.58B
Cap. Flow %
-6.14%
Top 10 Hldgs %
18.53%
Holding
367
New
26
Increased
146
Reduced
166
Closed
24

Top Sells

Rank Stock Value
1
NTES icon
NetEase
NTES
+$506M
2
CPRT icon
Copart
CPRT
+$136M
3
TSM icon
TSMC
TSM
+$125M
4
WEX icon
WEX
WEX
+$124M
5
BN icon
Brookfield
BN
+$123M

Sector Composition

Rank Sector Weight
1 Technology 26.05%
2 Healthcare 18.61%
3 Consumer Discretionary 13.78%
4 Industrials 13.27%
5 Financials 7.61%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
HRMY icon
276
Harmony Biosciences
HRMY
$2.32B
$9.6M 0.04%
+283,088
New +$10.3M
MGLN
277
DELISTED
Magellan Health Services, Inc.
MGLN
$9.31M 0.04%
122,888
+10,362
+9% +$770K
WLDN icon
278
Willdan Group
WLDN
$1.29B
$9.28M 0.04%
363,580
-27,401
-7% -$739K
SXT icon
279
Sensient Technologies
SXT
$5.55B
$9.09M 0.04%
157,489
+13,159
+9% +$726K
HASI icon
280
Hannon Armstrong Sustainable Infrastructure Capital
HASI
$5.37B
$8.96M 0.03%
+212,009
New +$7.91M
NBHC icon
281
National Bank Holdings
NBHC
$1.92B
$8.94M 0.03%
340,571
+28,640
+9% +$785K
SBCF icon
282
Seacoast Banking Corp of Florida
SBCF
$3.44B
$8.88M 0.03%
492,252
+41,225
+9% +$799K
UMPQ
283
DELISTED
Umpqua Holdings Corp
UMPQ
$8.83M 0.03%
831,216
+69,882
+9% +$772K
VOYA icon
284
Voya Financial
VOYA
$9.01B
$8.77M 0.03%
+182,901
New +$9M
PRMW
285
DELISTED
Primo Water Corporation
PRMW
$8.69M 0.03%
612,114
+17,090
+3% +$241K
TMX
286
DELISTED
Terminix Global Holdings, Inc.
TMX
$8.69M 0.03%
+217,960
New +$8.59M
CRI icon
287
Carter's
CRI
$1.43B
$8.62M 0.03%
99,499
+22,699
+30% +$1.89M
AVNT icon
288
Avient
AVNT
$4.16B
$8.47M 0.03%
320,287
+26,742
+9% +$697K
JJSF icon
289
J&J Snack Foods
JJSF
$1.67B
$8.27M 0.03%
63,418
+5,340
+9% +$695K
WTFC icon
290
Wintrust Financial
WTFC
$11B
$8.19M 0.03%
204,507
+5,714
+3% +$244K
SHOP icon
291
Shopify
SHOP
$194B
$8.07M 0.03%
78,890
-4,780
-6% -$475K
FNB icon
292
FNB Corp
FNB
$6.86B
$8.04M 0.03%
1,185,652
+99,048
+9% +$727K
FSS icon
293
Federal Signal
FSS
$7.71B
$8.01M 0.03%
273,845
+22,910
+9% +$707K
DEI icon
294
Douglas Emmett
DEI
$1.95B
$7.96M 0.03%
317,019
-29,310
-8% -$827K
SASR
295
DELISTED
Sandy Spring Bancorp Inc
SASR
$7.95M 0.03%
344,230
+29,408
+9% +$694K
MCRI icon
296
Monarch Casino & Resort
MCRI
$2.22B
$7.83M 0.03%
175,627
+48,227
+38% +$1.97M
BPFH
297
DELISTED
Boston Private Financial Holdings, Inc.
BPFH
$7.56M 0.03%
1,369,193
+117,070
+9% +$697K
VIAV icon
298
Viavi Solutions
VIAV
$10.6B
$7.55M 0.03%
643,509
+53,882
+9% +$700K
EPI icon
299
WisdomTree India Earnings Fund ETF
EPI
$2.04B
$7.54M 0.03%
319,675
+5,425
+2% +$123K
RNST icon
300
Renasant Corp
RNST
$3.96B
$7.54M 0.03%
331,674
+27,957
+9% +$673K

Similar funds

William Blair Investment Management's Q3 2020 Portfolio in Review

As of Q3 2020, William Blair Investment Management held 367 positions worth $25.7B, up 4.5% from $24.6B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair Investment Management withdrew a net $1.58B in Q3 2020, closing 24 positions and reducing 166 holdings. Its most notable exit was Planet Fitness, an estimated $114M position sold in full.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 26% a quarter earlier, followed by Healthcare and Consumer Discretionary.

Against the trend, William Blair Investment Management opened a new position in Axon Enterprise worth $157M.

  • William Blair Investment Management's largest Q3 2020 buy was Axon Enterprise: 1,734,820 shares worth $157M.
  • William Blair Investment Management added most to LiveRamp in Q3 2020, an estimated $124M increase.
  • William Blair Investment Management's biggest Q3 2020 reduction was NetEase, cutting an estimated $506M.
  • William Blair Investment Management fully exited Planet Fitness in Q3 2020, selling an estimated $114M.
  • William Blair Investment Management's ten largest holdings make up 19% of its $25.7B portfolio in Q3 2020.
  • William Blair Investment Management opened 26 new positions and closed 24 in Q3 2020.
  • William Blair Investment Management's portfolio value rose 4.5% quarter-over-quarter to $25.7B.

Based on William Blair Investment Management's 13F filing for Q3 2020, filed 6 Nov 2020.