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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
-0.67%
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
$25.3B
AUM Growth
-$1.68B
Cap. Flow
-$904M
Cap. Flow %
-3.57%
Top 10 Hldgs %
17.26%
Holding
421
New
18
Increased
147
Reduced
220
Closed
34

Top Buys

Rank Stock Value
1
CP icon
Canadian Pacific Kansas City
CP
+$223M
2
EHC icon
Encompass Health
EHC
+$216M
3
FTI icon
TechnipFMC
FTI
+$115M
4
POOL icon
Pool Corp
POOL
+$110M
5
MLM icon
Martin Marietta Materials
MLM
+$75.9M

Top Sells

Rank Stock Value
1
CNI icon
Canadian National Railway
CNI
+$256M
2
TEAM icon
Atlassian
TEAM
+$172M
3
NVDA icon
NVIDIA
NVDA
+$133M
4
AVLR
Avalara, Inc.
AVLR
+$127M
5
WOOF icon
Petco
WOOF
+$112M

Sector Composition

Rank Sector Weight
1 Technology 22.56%
2 Healthcare 18.06%
3 Industrials 16.24%
4 Consumer Discretionary 13.94%
5 Financials 10.86%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
HUN icon
376
Huntsman Corp
HUN
$1.78B
$225K ﹤0.01%
9,160
-141
-2% -$3.96K
ALK icon
377
Alaska Air
ALK
$5.29B
$221K ﹤0.01%
5,649
+493
+10% +$21.7K
RL icon
378
Ralph Lauren
RL
$23.6B
$212K ﹤0.01%
2,493
-37
-1% -$3.49K
CPT icon
379
Camden Property Trust
CPT
$10.9B
$209K ﹤0.01%
1,749
-26
-1% -$3.47K
WHR icon
380
Whirlpool
WHR
$2.79B
$206K ﹤0.01%
+1,529
New +$243K
DXC icon
381
DXC Technology
DXC
$1.71B
$204K ﹤0.01%
8,325
-125
-1% -$3.44K
HPE icon
382
Hewlett Packard
HPE
$77.8B
$194K ﹤0.01%
16,181
-2,156
-12% -$29.3K
HST icon
383
Host Hotels & Resorts
HST
$15.6B
$190K ﹤0.01%
11,962
-239
-2% -$4.17K
HBAN icon
384
Huntington Bancshares
HBAN
$36.1B
$183K ﹤0.01%
13,859
-276
-2% -$3.69K
VTRS icon
385
Viatris
VTRS
$18.5B
$167K ﹤0.01%
19,602
-288
-1% -$2.83K
IVZ icon
386
Invesco
IVZ
$13.9B
$166K ﹤0.01%
12,083
-186
-2% -$3.14K
IWF icon
387
iShares Russell 1000 Growth ETF
IWF
$128B
$35K ﹤0.01%
660
-124
-16% -$7.29K
AORT icon
388
Artivion
AORT
$1.4B
– –
-51,102
Closed -$965K
AXTA icon
389
Axalta
AXTA
$7.98B
– –
-9,451
Closed -$209K
AYI icon
390
Acuity Brands
AYI
$10.8B
– –
-1,458
Closed -$225K
BALL icon
391
Ball Corp
BALL
$16.4B
– –
-131,858
Closed -$9.07M
BIV icon
392
Vanguard Intermediate-Term Bond ETF
BIV
$28.8B
– –
-54,249
Closed -$4.21M
BSV icon
393
Vanguard Short-Term Bond ETF
BSV
$45.6B
– –
-25,402
Closed -$1.95M
CALM icon
394
Cal-Maine
CALM
$3.86B
– –
-744,897
Closed -$36.8M
CNC icon
395
Centene
CNC
$33.1B
– –
-3,197
Closed -$270K
ETR icon
396
Entergy
ETR
$50.3B
– –
-3,992
Closed -$225K
FANG icon
397
Diamondback Energy
FANG
$56.2B
– –
-1,936
Closed -$235K
FFIV icon
398
F5
FFIV
$24B
– –
-1,369
Closed -$210K
FLEX icon
399
Flex
FLEX
$46B
– –
-20,058
Closed -$219K
HELE icon
400
Helen of Troy
HELE
$696M
– –
-21,100
Closed -$3.43M
13 14 15
16
17

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William Blair Investment Management's Q3 2022 Portfolio in Review

As of Q3 2022, William Blair Investment Management held 421 positions worth $25.3B, down 6.2% from $27B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair Investment Management withdrew a net $904M in Q3 2022, closing 34 positions and reducing 220 holdings. Its most notable exit was Atlassian, an estimated $172M position sold in full.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 25% a quarter earlier, followed by Healthcare and Industrials.

Against the trend, William Blair Investment Management opened a new position in Pioneer Natural Resource Co. worth $69.6M.

  • William Blair Investment Management's largest Q3 2022 buy was Pioneer Natural Resource Co.: 321,592 shares worth $69.6M.
  • William Blair Investment Management added most to Canadian Pacific Kansas City in Q3 2022, an estimated $223M increase.
  • William Blair Investment Management's biggest Q3 2022 reduction was Canadian National Railway, cutting an estimated $256M.
  • William Blair Investment Management fully exited Atlassian in Q3 2022, selling an estimated $172M.
  • William Blair Investment Management's ten largest holdings make up 17% of its $25.3B portfolio in Q3 2022.
  • William Blair Investment Management opened 18 new positions and closed 34 in Q3 2022.
  • William Blair Investment Management's portfolio value fell 6.2% quarter-over-quarter to $25.3B.

Based on William Blair Investment Management's 13F filing for Q3 2022, filed 9 Nov 2022.