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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
SWCH
126
DELISTED
Switch, Inc. Class A Common Stock
SWCH
$50.6M 0.18%
1,640,618
+1,584,400
+2,818% +$42.2M
ORLY icon
127
O'Reilly Automotive
ORLY
$74.5B
$49.2M 0.17%
1,077,585
-56,850
-5% -$2.54M
NKE icon
128
Nike
NKE
$60.1B
$48.7M 0.17%
362,063
-184,300
-34% -$25.9M
GD icon
129
General Dynamics
GD
$107B
$48.7M 0.17%
201,928
+2,574
+1% +$572K
IBM icon
130
IBM
IBM
$222B
$48.5M 0.17%
373,201
-3,189
-0.8% -$416K
PLNT icon
131
Planet Fitness
PLNT
$3.65B
$48.4M 0.17%
573,344
+261,801
+84% +$22.7M
MDT icon
132
Medtronic
MDT
$116B
$48.3M 0.17%
435,005
-45,263
-9% -$4.78M
CHWY icon
133
Chewy
CHWY
$9.15B
$47.9M 0.17%
1,175,377
-670,901
-36% -$30.5M
NFLX icon
134
Netflix
NFLX
$309B
$47.6M 0.17%
1,269,410
-31,420
-2% -$1.31M
MRVL icon
135
Marvell Technology
MRVL
$195B
$47.3M 0.17%
659,962
+22,186
+3% +$1.6M
UPS icon
136
United Parcel Service
UPS
$88.4B
$47M 0.16%
219,216
+4,305
+2% +$915K
AXON
137
Axon Enterprise
AXON
$48.7B
$46.9M 0.16%
340,739
+165,279
+94% +$22.7M
BA icon
138
Boeing
BA
$183B
$46.3M 0.16%
241,631
-10,743
-4% -$2.16M
HOLX
139
DELISTED
Hologic
HOLX
$45.8M 0.16%
596,653
-27,803
-4% -$2M
GLD icon
140
SPDR Gold Trust
GLD
$144B
$44.5M 0.16%
246,104
+55,369
+29% +$9.71M
VZ icon
141
Verizon
VZ
$195B
$43.8M 0.15%
859,034
+50
+0% +$2.65K
OKTA icon
142
Okta
OKTA
$25.6B
$43.8M 0.15%
289,851
-297,140
-51% -$53.3M
BALL icon
143
Ball Corp
BALL
$16.4B
$43.6M 0.15%
484,391
-54,620
-10% -$4.97M
LMBS icon
144
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
$6.39B
$43.2M 0.15%
882,037
-268,477
-23% -$13.3M
CMG icon
145
Chipotle Mexican Grill
CMG
$41.3B
$43M 0.15%
1,360,450
+419,450
+45% +$12.6M
NEE icon
146
NextEra Energy
NEE
$179B
$42.4M 0.15%
500,399
-565
-0.1% -$45.3K
WAB icon
147
Wabtec
WAB
$49.9B
$41.5M 0.15%
431,670
+8,702
+2% +$806K
TRMB icon
148
Trimble
TRMB
$13.1B
$41.2M 0.14%
571,668
-351,882
-38% -$25.1M
WST icon
149
West Pharmaceutical
WST
$24.8B
$40.8M 0.14%
99,357
-17,111
-15% -$6.7M
CAT icon
150
Caterpillar
CAT
$393B
$40.1M 0.14%
180,076
-5,706
-3% -$1.2M
4 5
6
7 8

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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.