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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
+8.67%
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
$23B
AUM Growth
+$1.22B
Cap. Flow
-$156M
Cap. Flow %
-0.68%
Top 10 Hldgs %
22.7%
Holding
1,905
New
81
Increased
568
Reduced
855
Closed
91

Top Buys

Rank Stock Value
1
POOL icon
Pool Corp
POOL
+$43.2M
2
TEAM icon
Atlassian
TEAM
+$36.6M
3
NOVT icon
Novanta
NOVT
+$28.8M
4
PANW icon
Palo Alto Networks
PANW
+$23.2M
5
MSI icon
Motorola Solutions
MSI
+$20.1M

Top Sells

Rank Stock Value
1
ABMD
Abiomed Inc
ABMD
+$103M
2
PYPL icon
PayPal
PYPL
+$28.4M
3
DIS icon
Walt Disney
DIS
+$26.7M
4
KMX icon
CarMax
KMX
+$25.2M
5
CRM icon
Salesforce
CRM
+$24.3M

Sector Composition

Rank Sector Weight
1 Technology 22.31%
2 Healthcare 19.82%
3 Financials 12.49%
4 Industrials 11.58%
5 Consumer Discretionary 8.46%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
NVRO
1251
DELISTED
NEVRO CORP.
NVRO
$279K ﹤0.01%
7,045
-23,903
-77% -$994K
OBDC icon
1252
Blue Owl Capital
OBDC
$5.87B
$278K ﹤0.01%
24,112
+151
+0.6% +$1.81K
SPOT icon
1253
Spotify
SPOT
$102B
$278K ﹤0.01%
3,527
+23
+0.7% +$1.85K
TOTL icon
1254
State Street DoubleLine Total Return Tactical ETF
TOTL
$4.01B
$278K ﹤0.01%
6,939
-1,451
-17% -$58.2K
NXRT
1255
NexPoint Residential Trust
NXRT
$641M
$275K ﹤0.01%
6,330
-1,580
-20% -$70.6K
SH icon
1256
ProShares Short S&P500
SH
$839M
$275K ﹤0.01%
4,294
-1,298
-23% -$83.2K
LBTYK icon
1257
Liberty Global Class C
LBTYK
$3.44B
$275K ﹤0.01%
14,149
FXI icon
1258
iShares China Large-Cap ETF
FXI
$4.15B
$275K ﹤0.01%
9,704
MKSI icon
1259
MKS Inc
MKSI
$21.2B
$273K ﹤0.01%
3,221
-183
-5% -$14.7K
GME icon
1260
GameStop
GME
$8.31B
$272K ﹤0.01%
14,761
-267
-2% -$6.55K
BUSE icon
1261
First Busey Corp
BUSE
$2.59B
$272K ﹤0.01%
11,000
IDA icon
1262
Idacorp
IDA
$8.15B
$271K ﹤0.01%
2,515
-116
-4% -$12K
SRCL
1263
DELISTED
Stericycle Inc
SRCL
$271K ﹤0.01%
5,422
-17
-0.3% -$809
COOK icon
1264
Traeger
COOK
$170M
$269K ﹤0.01%
1,909
-429
-18% -$71.7K
IBRX icon
1265
ImmunityBio
IBRX
$8.14B
$269K ﹤0.01%
53,031
-500
-0.9% -$2.75K
TWOU
1266
DELISTED
2U Inc
TWOU
$268K ﹤0.01%
1,423
-7,529
-84% -$1.49M
UHAL.B icon
1267
U-Haul Holding Co Series N
UHAL.B
$12.7B
$268K ﹤0.01%
+4,869
New +$282K
MAN icon
1268
ManpowerGroup
MAN
$2.65B
$268K ﹤0.01%
3,215
-467
-13% -$37.5K
SYF icon
1269
Synchrony
SYF
$26.1B
$267K ﹤0.01%
8,118
-120
-1% -$4.11K
IYZ icon
1270
iShares US Telecommunications ETF
IYZ
$1.24B
$266K ﹤0.01%
11,854
-735
-6% -$16.4K
TRI icon
1271
Thomson Reuters
TRI
$44.5B
$266K ﹤0.01%
2,212
+1
+0% +$115
VRP icon
1272
Invesco Variable Rate Preferred ETF
VRP
$3.01B
$262K ﹤0.01%
11,712
-885
-7% -$19.6K
CROX icon
1273
Crocs
CROX
$6.31B
$262K ﹤0.01%
+2,414
New +$214K
UFPI icon
1274
UFP Industries
UFPI
$5.04B
$261K ﹤0.01%
3,299
-37
-1% -$2.83K
HRL icon
1275
Hormel Foods
HRL
$13.5B
$260K ﹤0.01%
5,711
+30
+0.5% +$1.4K

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William Blair & Company's Q4 2022 Portfolio in Review

As of Q4 2022, William Blair & Company held 1,905 positions worth $23B, up 5.6% from $21.8B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q4 2022 filing shows 81 new, 568 increased, 855 reduced and 91 closed positions. Its largest new stake was Atlassian: 230,078 shares worth $29.6M. The largest sale was Abiomed Inc, an estimated $103M.

By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q4 2022 buy was Atlassian: 230,078 shares worth $29.6M.
  • William Blair & Company added most to Pool Corp in Q4 2022, an estimated $43.2M increase.
  • William Blair & Company's biggest Q4 2022 reduction was PayPal, cutting an estimated $28.4M.
  • William Blair & Company fully exited Abiomed Inc in Q4 2022, selling an estimated $103M.
  • William Blair & Company's ten largest holdings make up 23% of its $23B portfolio in Q4 2022.
  • William Blair & Company opened 81 new positions and closed 91 in Q4 2022.
  • William Blair & Company's portfolio value rose 5.6% quarter-over-quarter to $23B.

Based on William Blair & Company's 13F filing for Q4 2022, filed 10 Feb 2023.