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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
-18.41%
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
$27B
AUM Growth
-$6.49B
Cap. Flow
+$233M
Cap. Flow %
0.86%
Top 10 Hldgs %
17.57%
Holding
465
New
24
Increased
112
Reduced
263
Closed
62

Top Buys

Rank Stock Value
1
LIN icon
Linde
LIN
+$146M
2
MSFT icon
Microsoft
MSFT
+$142M
3
WOOF icon
Petco
WOOF
+$138M
4
POOL icon
Pool Corp
POOL
+$121M
5
CP icon
Canadian Pacific Kansas City
CP
+$120M

Top Sells

Rank Stock Value
1
TECH icon
Bio-Techne
TECH
+$206M
2
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$155M
3
TSM icon
TSMC
TSM
+$127M
4
AMED
Amedisys
AMED
+$124M
5
NFLX icon
Netflix
NFLX
+$99M

Sector Composition

Rank Sector Weight
1 Technology 25.29%
2 Healthcare 16.5%
3 Industrials 16.08%
4 Consumer Discretionary 14.5%
5 Financials 10.23%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
WHR icon
451
Whirlpool
WHR
$2.79B
– –
-2,328
Closed -$402K
WLK icon
452
Westlake Corp
WLK
$10.1B
– –
-2,324
Closed -$287K
WTW icon
453
Willis Towers Watson
WTW
$31.6B
– –
-967
Closed -$228K
XLF icon
454
State Street Financial Select Sector SPDR ETF
XLF
$59.1B
– –
-104,070
Closed -$3.99M
ZS icon
455
Zscaler
ZS
$28.7B
– –
-7,442
Closed -$1.8M
ROIC
456
DELISTED
Retail Opportunity Investments Corp.
ROIC
– –
-780,794
Closed -$15.1M
SCWX
457
DELISTED
SecureWorks Corp Class A Common Stock
SCWX
– –
-110,928
Closed -$1.47M
FORG
458
DELISTED
ForgeRock, Inc.
FORG
– –
-90,633
Closed -$1.99M
UNVR
459
DELISTED
Univar Solutions Inc.
UNVR
– –
-10,274
Closed -$330K
PING
460
DELISTED
Ping Identity Holding Corp.
PING
– –
-77,911
Closed -$2.14M
MNDT
461
DELISTED
Mandiant, Inc. Common Stock
MNDT
– –
-67,622
Closed -$1.51M
CDK
462
DELISTED
CDK Global, Inc.
CDK
– –
-6,819
Closed -$332K
SWI
463
DELISTED
SolarWinds Corporation Common Stock
SWI
– –
-129,984
Closed -$1.73M
CIAN
464
DELISTED
Cian PLC American Depositary Shares, each representing one Ordinary Share
CIAN
– –
-892,152
Closed -$152K
HHR
465
DELISTED
HeadHunter Group PLC American Depositary Shares
HHR
– –
-1,057,651
Closed -$793K
15 16 17 18
19

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William Blair Investment Management's Q2 2022 Portfolio in Review

As of Q2 2022, William Blair Investment Management held 465 positions worth $27B, down 19% from $33.5B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair Investment Management's Q2 2022 filing shows 24 new, 112 increased, 263 reduced and 62 closed positions. Its largest new stake was Petco: 7,619,542 shares worth $112M. The largest sale was Bio-Techne, an estimated $206M.

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

  • William Blair Investment Management's largest Q2 2022 buy was Petco: 7,619,542 shares worth $112M.
  • William Blair Investment Management added most to Linde in Q2 2022, an estimated $146M increase.
  • William Blair Investment Management's biggest Q2 2022 reduction was TSMC, cutting an estimated $127M.
  • William Blair Investment Management fully exited Bio-Techne in Q2 2022, selling an estimated $206M.
  • William Blair Investment Management's ten largest holdings make up 18% of its $27B portfolio in Q2 2022.
  • William Blair Investment Management opened 24 new positions and closed 62 in Q2 2022.
  • William Blair Investment Management's portfolio value fell 19% quarter-over-quarter to $27B.

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