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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
+5.73%
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
$37B
AUM Growth
+$1.55B
Cap. Flow
+$474M
Cap. Flow %
1.28%
Top 10 Hldgs %
16.63%
Holding
465
New
34
Increased
192
Reduced
193
Closed
38

Top Buys

Rank Stock Value
1
MSFT icon
Microsoft
MSFT
+$206M
2
AMZN icon
Amazon
AMZN
+$159M
3
NFLX icon
Netflix
NFLX
+$145M
4
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$127M
5
SKIN icon
SkinHealth Systems
SKIN
+$113M

Top Sells

Rank Stock Value
1
PODD icon
Insulet
PODD
+$218M
2
EHC icon
Encompass Health
EHC
+$200M
3
FCFS icon
FirstCash
FCFS
+$170M
4
GDDY icon
GoDaddy
GDDY
+$167M
5
ZEN
ZENDESK INC
ZEN
+$156M

Sector Composition

Rank Sector Weight
1 Technology 26.95%
2 Healthcare 17.95%
3 Consumer Discretionary 15.98%
4 Industrials 14.09%
5 Financials 7.71%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CPT icon
376
Camden Property Trust
CPT
$10.9B
$540K ﹤0.01%
3,022
+504
+20% +$83.1K
HUN icon
377
Huntsman Corp
HUN
$1.78B
$529K ﹤0.01%
15,169
+1,019
+7% +$33.3K
JBL icon
378
Jabil
JBL
$38.4B
$525K ﹤0.01%
7,460
-1,474
-16% -$93.1K
WHR icon
379
Whirlpool
WHR
$2.79B
$518K ﹤0.01%
2,207
+479
+28% +$105K
TSN icon
380
Tyson Foods
TSN
$19.6B
$513K ﹤0.01%
5,881
+1,703
+41% +$140K
CMA
381
DELISTED
Comerica
CMA
$512K ﹤0.01%
5,890
+102
+2% +$8.75K
LKQ icon
382
LKQ Corp
LKQ
$6.25B
$512K ﹤0.01%
8,531
– –
ON icon
383
ON Semiconductor
ON
$32.4B
$509K ﹤0.01%
7,488
-6,259
-46% -$355K
ACGL icon
384
Arch Capital
ACGL
$33.2B
$505K ﹤0.01%
11,362
+1,521
+15% +$64.5K
HPE icon
385
Hewlett Packard
HPE
$77.8B
$491K ﹤0.01%
+31,121
New +$469K
SNA icon
386
Snap-on
SNA
$21.1B
$489K ﹤0.01%
2,272
+663
+41% +$142K
BC icon
387
Brunswick
BC
$5.21B
$486K ﹤0.01%
4,820
+357
+8% +$34.9K
FLEX icon
388
Flex
FLEX
$46B
$481K ﹤0.01%
34,824
+4,620
+15% +$62.5K
INGR icon
389
Ingredion
INGR
$6.54B
$480K ﹤0.01%
4,964
+1,499
+43% +$144K
AXTA icon
390
Axalta
AXTA
$7.98B
$478K ﹤0.01%
14,436
+3,603
+33% +$114K
TAP icon
391
Molson Coors Class B
TAP
$7.75B
$472K ﹤0.01%
10,184
+860
+9% +$39.5K
EHC icon
392
Encompass Health
EHC
$12.3B
$470K ﹤0.01%
9,055
-3,884,120
-100% -$200M
SNV
393
DELISTED
Synovus
SNV
$470K ﹤0.01%
9,816
+654
+7% +$31K
VTRS icon
394
Viatris
VTRS
$18.5B
$469K ﹤0.01%
34,678
+8,730
+34% +$117K
RL icon
395
Ralph Lauren
RL
$23.6B
$468K ﹤0.01%
3,941
+785
+25% +$94.3K
CHKP icon
396
Check Point Software Technologies
CHKP
$13.2B
$467K ﹤0.01%
+4,005
New +$464K
HSIC icon
397
Henry Schein
HSIC
$10.1B
$464K ﹤0.01%
+5,985
New +$457K
MHK icon
398
Mohawk Industries
MHK
$9.27B
$460K ﹤0.01%
+2,527
New +$451K
CRI icon
399
Carter's
CRI
$1.43B
$455K ﹤0.01%
4,492
+352
+9% +$35.9K
COR icon
400
Cencora
COR
$60B
$454K ﹤0.01%
3,417
+40
+1% +$4.92K
14 15
16
17 18

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William Blair Investment Management's Q4 2021 Portfolio in Review

As of Q4 2021, William Blair Investment Management held 465 positions worth $37B, up 4.4% from $35.5B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair Investment Management's Q4 2021 filing shows 34 new, 192 increased, 193 reduced and 38 closed positions. Its largest new stake was Netflix: 2,270,340 shares worth $137M. The largest sale was Insulet, an estimated $218M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, up from 25% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q4 2021 buy was Netflix: 2,270,340 shares worth $137M.
  • William Blair Investment Management added most to Microsoft in Q4 2021, an estimated $206M increase.
  • William Blair Investment Management's biggest Q4 2021 reduction was Encompass Health, cutting an estimated $200M.
  • William Blair Investment Management fully exited Insulet in Q4 2021, selling an estimated $218M.
  • William Blair Investment Management's ten largest holdings make up 17% of its $37B portfolio in Q4 2021.
  • William Blair Investment Management opened 34 new positions and closed 38 in Q4 2021.
  • William Blair Investment Management's portfolio value rose 4.4% quarter-over-quarter to $37B.

Based on William Blair Investment Management's 13F filing for Q4 2021, filed 14 Feb 2022.