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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
-7.4%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$28.5B
AUM Growth
-$3.35B
Cap. Flow
-$163M
Cap. Flow %
-0.57%
Top 10 Hldgs %
24.38%
Holding
2,057
New
95
Increased
667
Reduced
873
Closed
147

Top Buys

Rank Stock Value
1
ABNB icon
Airbnb
ABNB
+$71.5M
2
SPGI icon
S&P Global
SPGI
+$64.1M
3
DE icon
Deere & Co
DE
+$60.2M
4
SWCH
Switch, Inc. Class A Common Stock
SWCH
+$42.2M
5
FISV
Fiserv Inc
FISV
+$38.2M

Top Sells

Rank Stock Value
1
INFO
IHS Markit Ltd. Common Shares
INFO
+$77.7M
2
KMX icon
CarMax
KMX
+$61.4M
3
DOCU
DocuSign
DOCU
+$58.4M
4
OKTA icon
Okta
OKTA
+$53.3M
5
META icon
Meta Platforms (Facebook)
META
+$39.8M

Sector Composition

Rank Sector Weight
1 Technology 25.22%
2 Healthcare 19.05%
3 Financials 11.51%
4 Industrials 10.68%
5 Consumer Discretionary 10.04%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
RY icon
626
Royal Bank of Canada
RY
$299B
$2.59M 0.01%
23,498
+458
+2% +$51.3K
SWK icon
627
Stanley Black & Decker
SWK
$15.4B
$2.59M 0.01%
18,510
+63
+0.3% +$10.4K
IMGN
628
DELISTED
Immunogen Inc
IMGN
$2.56M 0.01%
538,410
+2,925
+0.5% +$16.2K
WTFC icon
629
Wintrust Financial
WTFC
$11B
$2.56M 0.01%
27,514
-540
-2% -$52.6K
TT icon
630
Trane Technologies
TT
$105B
$2.55M 0.01%
16,727
+495
+3% +$81K
BFAM icon
631
Bright Horizons
BFAM
$3.85B
$2.54M 0.01%
19,134
-827
-4% -$107K
EQR icon
632
Equity Residential
EQR
$24.7B
$2.54M 0.01%
28,210
-12,755
-31% -$1.13M
AVB icon
633
AvalonBay Communities
AVB
$26.3B
$2.53M 0.01%
10,196
-4,902
-32% -$1.2M
SNA icon
634
Snap-on
SNA
$20.9B
$2.52M 0.01%
12,250
-30
-0.2% -$6.33K
WELL icon
635
Welltower
WELL
$169B
$2.51M 0.01%
26,114
-300
-1% -$26.1K
AIZ icon
636
Assurant
AIZ
$13.9B
$2.51M 0.01%
13,804
-16,302
-54% -$2.67M
GAIN icon
637
Gladstone Investment Corp
GAIN
$658M
$2.5M 0.01%
155,254
+5,175
+3% +$81.4K
XEL icon
638
Xcel Energy
XEL
$49.3B
$2.5M 0.01%
34,603
+36
+0.1% +$2.47K
CNNE icon
639
Cannae Holdings
CNNE
$675M
$2.5M 0.01%
104,315
-5,911
-5% -$166K
ED icon
640
Consolidated Edison
ED
$40.1B
$2.49M 0.01%
26,252
-323
-1% -$27.9K
CGNX icon
641
Cognex
CGNX
$10.4B
$2.48M 0.01%
32,214
+2,990
+10% +$205K
SLCA
642
DELISTED
U.S. SILICA HOLDINGS, INC.
SLCA
$2.47M 0.01%
132,598
+7,050
+6% +$89.1K
PEN icon
643
Penumbra
PEN
$12.9B
$2.47M 0.01%
11,133
-932
-8% -$207K
CARR icon
644
Carrier Global
CARR
$52.2B
$2.47M 0.01%
53,797
-6,813
-11% -$321K
HUM icon
645
Humana
HUM
$46.2B
$2.46M 0.01%
5,660
+32
+0.6% +$13.4K
DRVN icon
646
Driven Brands
DRVN
$2.12B
$2.45M 0.01%
93,250
-13,250
-12% -$384K
PDP icon
647
Invesco Dorsey Wright Momentum ETF
PDP
$1.53B
$2.44M 0.01%
30,150
-6,350
-17% -$515K
IBB icon
648
iShares Biotechnology ETF
IBB
$9.77B
$2.44M 0.01%
18,717
+1,659
+10% +$216K
LZ icon
649
LegalZoom.com
LZ
$993M
$2.44M 0.01%
172,384
+17,110
+11% +$257K
CMI icon
650
Cummins
CMI
$87B
$2.43M 0.01%
11,860
-212
-2% -$45.8K
24 25
26
27 28

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William Blair & Company's Q1 2022 Portfolio in Review

As of Q1 2022, William Blair & Company held 2,057 positions worth $28.5B, down 11% from $31.9B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q1 2022 filing shows 95 new, 667 increased, 873 reduced and 147 closed positions. Its largest new stake was Apollo Global Management: 145,513 shares worth $9.02M. The largest sale was IHS Markit Ltd. Common Shares, an estimated $77.7M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2022 buy was Apollo Global Management: 145,513 shares worth $9.02M.
  • William Blair & Company added most to Airbnb in Q1 2022, an estimated $71.5M increase.
  • William Blair & Company's biggest Q1 2022 reduction was CarMax, cutting an estimated $61.4M.
  • William Blair & Company fully exited IHS Markit Ltd. Common Shares in Q1 2022, selling an estimated $77.7M.
  • William Blair & Company's ten largest holdings make up 24% of its $28.5B portfolio in Q1 2022.
  • William Blair & Company opened 95 new positions and closed 147 in Q1 2022.
  • William Blair & Company's portfolio value fell 11% quarter-over-quarter to $28.5B.

Based on William Blair & Company's 13F filing for Q1 2022, filed 13 May 2022.