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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
-16.93%
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
$22.5B
AUM Growth
-$5.99B
Cap. Flow
-$554M
Cap. Flow %
-2.46%
Top 10 Hldgs %
23.5%
Holding
1,977
New
67
Increased
648
Reduced
822
Closed
114

Top Buys

Rank Stock Value
1
CSGP icon
CoStar Group
CSGP
+$27.5M
2
EW icon
Edwards Lifesciences
EW
+$22.7M
3
AIZ icon
Assurant
AIZ
+$22M
4
NOW icon
ServiceNow
NOW
+$21.5M
5
TEAM icon
Atlassian
TEAM
+$19.1M

Sector Composition

Rank Sector Weight
1 Technology 23.69%
2 Healthcare 19.4%
3 Financials 11.86%
4 Industrials 10.9%
5 Consumer Discretionary 8.96%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
ERUS
1951
DELISTED
iShares MSCI Russia ETF
ERUS
-487
Closed -$4K
LAC
1952
DELISTED
Lithium Americas Corp. Common Shares
LAC
-6,812
Closed -$262K
AZPN
1953
DELISTED
ASPEN TECHNOLOGY INC
AZPN
-3,875
Closed -$641K

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William Blair & Company's Q2 2022 Portfolio in Review

As of Q2 2022, William Blair & Company held 1,977 positions worth $22.5B, down 21% from $28.5B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q2 2022 filing shows 67 new, 648 increased, 822 reduced and 114 closed positions. Its largest new stake was Warner Bros: 144,520 shares worth $1.94M. The largest sale was Airbnb, an estimated $51.2M.

By sector, the portfolio is most concentrated in Technology at 24% of assets, down from 25% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2022 buy was Warner Bros: 144,520 shares worth $1.94M.
  • William Blair & Company added most to CoStar Group in Q2 2022, an estimated $27.5M increase.
  • William Blair & Company's biggest Q2 2022 reduction was Airbnb, cutting an estimated $51.2M.
  • William Blair & Company fully exited Datto Holding Corp. in Q2 2022, selling an estimated $11M.
  • William Blair & Company's ten largest holdings make up 23% of its $22.5B portfolio in Q2 2022.
  • William Blair & Company opened 67 new positions and closed 114 in Q2 2022.
  • William Blair & Company's portfolio value fell 21% quarter-over-quarter to $22.5B.

Based on William Blair & Company's 13F filing for Q2 2022, filed 10 Aug 2022.