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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
-5.98%
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
$33.5B
AUM Growth
-$3.54B
Cap. Flow
+$67.3M
Cap. Flow %
0.2%
Top 10 Hldgs %
16.76%
Holding
470
New
43
Increased
198
Reduced
195
Closed
29

Sector Composition

Rank Sector Weight
1 Technology 26.31%
2 Healthcare 16.03%
3 Consumer Discretionary 15.24%
4 Industrials 14.19%
5 Financials 10.34%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
ON icon
451
ON Semiconductor
ON
$32.4B
-7,488
Closed -$509K
PACB icon
452
Pacific Biosciences
PACB
$345M
-5,469,636
Closed -$112M
PEGA icon
453
Pegasystems
PEGA
$5.15B
-2,378,470
Closed -$133M
SHOP icon
454
Shopify
SHOP
$194B
-33,050
Closed -$4.55M
TXG icon
455
10x Genomics
TXG
$7.52B
-1,066,422
Closed -$159M
USPH icon
456
US Physical Therapy
USPH
$1.22B
-184,249
Closed -$17.6M
VOYA icon
457
Voya Financial
VOYA
$9.01B
-249,309
Closed -$16.5M
VRNT
458
DELISTED
Verint Systems
VRNT
-760,057
Closed -$39.9M
WIX icon
459
WIX.com
WIX
$2.88B
-760,620
Closed -$120M
XLU icon
460
State Street Utilities Select Sector SPDR ETF
XLU
$22.8B
-51,680
Closed -$1.85M
NBIS
461
Nebius Group N.V.
NBIS
$65.8B
-4,315,408
Closed -$261M
NVEI
462
DELISTED
Nuvei Corporation Subordinate Voting Shares
NVEI
-371,658
Closed -$24.1M
NGMS
463
DELISTED
NeoGames S.A. Ordinary Shares
NGMS
-341,558
Closed -$9.49M
MNTV
464
DELISTED
Momentive Global Inc. Common Stock
MNTV
-755,309
Closed -$16M
LHCG
465
DELISTED
LHC Group LLC
LHCG
-355,050
Closed -$48.7M
AERI
466
DELISTED
Aerie Pharmaceuticals
AERI
-1,807,563
Closed -$12.7M
PLAN
467
DELISTED
Anaplan, Inc.
PLAN
-171,212
Closed -$7.85M
ZNGA
468
DELISTED
ZYNGA INC. CL A COMMON
ZNGA
-26,343,092
Closed -$169M
DOC
469
DELISTED
PHYSICIANS REALTY TRUST
DOC
-1,578,861
Closed -$29.7M
STL
470
DELISTED
Sterling Bancorp
STL
-11,137
Closed -$287K

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William Blair Investment Management's Q1 2022 Portfolio in Review

As of Q1 2022, William Blair Investment Management held 470 positions worth $33.5B, down 9.6% from $37B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair Investment Management's Q1 2022 filing shows 43 new, 198 increased, 195 reduced and 29 closed positions. Its largest new stake was Toronto Dominion Bank: 3,163,737 shares worth $251M. The largest sale was Nebius Group N.V., an estimated $261M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 27% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q1 2022 buy was Toronto Dominion Bank: 3,163,737 shares worth $251M.
  • William Blair Investment Management added most to Linde in Q1 2022, an estimated $196M increase.
  • William Blair Investment Management's biggest Q1 2022 reduction was Everpure Inc, cutting an estimated $199M.
  • William Blair Investment Management fully exited Nebius Group N.V. in Q1 2022, selling an estimated $261M.
  • William Blair Investment Management's ten largest holdings make up 17% of its $33.5B portfolio in Q1 2022.
  • William Blair Investment Management opened 43 new positions and closed 29 in Q1 2022.
  • William Blair Investment Management's portfolio value fell 9.6% quarter-over-quarter to $33.5B.

Based on William Blair Investment Management's 13F filing for Q1 2022, filed 11 May 2022.