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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
-3.85%
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
$26.1B
AUM Growth
-$1.22B
Cap. Flow
+$114M
Cap. Flow %
0.44%
Top 10 Hldgs %
23.71%
Holding
1,877
New
67
Increased
674
Reduced
719
Closed
85

Top Buys

Rank Stock Value
1
KVUE icon
Kenvue
KVUE
+$32.2M
2
LZ icon
LegalZoom.com
LZ
+$26.6M
3
CRWD icon
CrowdStrike
CRWD
+$24M
4
CSGP icon
CoStar Group
CSGP
+$20.8M
5
GNRC icon
Generac Holdings
GNRC
+$18.3M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$37.6M
2
PODD icon
Insulet
PODD
+$37.3M
3
NVDA icon
NVIDIA
NVDA
+$24.8M
4
ATVI
Activision Blizzard
ATVI
+$20.6M
5
SBUX icon
Starbucks
SBUX
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 25.36%
2 Healthcare 17.61%
3 Financials 12.07%
4 Industrials 11.66%
5 Consumer Discretionary 8.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CNC icon
576
Centene
CNC
$32.8B
$2.8M 0.01%
40,693
-2,261
-5% -$150K
GM icon
577
General Motors
GM
$76.2B
$2.8M 0.01%
84,919
-868
-1% -$30.8K
DIVO icon
578
Amplify CWP Enhanced Dividend Income ETF
DIVO
$7.82B
$2.8M 0.01%
80,503
+3,143
+4% +$113K
XLY icon
579
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$23.4B
$2.79M 0.01%
34,662
+2,726
+9% +$230K
LAZR
580
DELISTED
Luminar Technologies
LAZR
$2.79M 0.01%
40,817
+14,796
+57% +$1.36M
ELV icon
581
Elevance Health
ELV
$86.9B
$2.78M 0.01%
6,376
-412
-6% -$187K
AIZ icon
582
Assurant
AIZ
$13.9B
$2.77M 0.01%
19,278
-5,636
-23% -$772K
COIN icon
583
Coinbase
COIN
$38.9B
$2.73M 0.01%
36,353
-943
-3% -$79.5K
PSEP icon
584
Innovator US Equity Power Buffer ETF September
PSEP
$842M
$2.72M 0.01%
+83,883
New +$2.76M
LSCC icon
585
Lattice Semiconductor
LSCC
$18.4B
$2.7M 0.01%
31,469
+511
+2% +$46.1K
MRVI icon
586
Maravai LifeSciences
MRVI
$867M
$2.66M 0.01%
266,260
-118,632
-31% -$1.3M
PRO
587
DELISTED
PROS Holdings
PRO
$2.66M 0.01%
76,834
– –
RGLD icon
588
Royal Gold
RGLD
$19.2B
$2.66M 0.01%
25,000
+11
+0% +$1.25K
NET icon
589
Cloudflare
NET
$117B
$2.66M 0.01%
42,139
-2,797
-6% -$179K
ED icon
590
Consolidated Edison
ED
$39.9B
$2.63M 0.01%
30,695
+2,220
+8% +$202K
FLG
591
Flagstar Bank National Association
FLG
$5.92B
$2.59M 0.01%
76,043
-495
-0.6% -$17.9K
CF icon
592
CF Industries
CF
$17.8B
$2.58M 0.01%
30,131
+18,593
+161% +$1.47M
TDY icon
593
Teledyne Technologies
TDY
$31.1B
$2.56M 0.01%
6,277
-2,371
-27% -$962K
SAIC icon
594
Saic
SAIC
$5.27B
$2.56M 0.01%
24,269
-249
-1% -$28.7K
CCRN
595
DELISTED
Cross Country Healthcare
CCRN
$2.55M 0.01%
+102,851
New +$2.59M
MELI icon
596
Mercado Libre
MELI
$92.7B
$2.53M 0.01%
1,999
-136
-6% -$173K
CIGI icon
597
Colliers International
CIGI
$5.17B
$2.52M 0.01%
26,437
+241
+0.9% +$25.9K
DGRO icon
598
iShares Core Dividend Growth ETF
DGRO
$43.8B
$2.52M 0.01%
50,792
-10,199
-17% -$528K
HYG icon
599
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$17.9B
$2.48M 0.01%
33,644
+1,993
+6% +$149K
STR
600
DELISTED
Sitio Royalties
STR
$2.48M 0.01%
102,383
-11,432
-10% -$294K
22 23
24
25 26

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William Blair & Company's Q3 2023 Portfolio in Review

As of Q3 2023, William Blair & Company held 1,877 positions worth $26.1B, down 4.5% from $27.3B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q3 2023 filing shows 67 new, 674 increased, 719 reduced and 85 closed positions. Its largest new stake was Kenvue: 1,391,743 shares worth $27.9M. The largest sale was Apple, an estimated $37.6M.

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 Q3 2023 buy was Kenvue: 1,391,743 shares worth $27.9M.
  • William Blair & Company added most to LegalZoom.com in Q3 2023, an estimated $26.6M increase.
  • William Blair & Company's biggest Q3 2023 reduction was Apple, cutting an estimated $37.6M.
  • William Blair & Company fully exited Activision Blizzard in Q3 2023, selling an estimated $20.6M.
  • William Blair & Company's ten largest holdings make up 24% of its $26.1B portfolio in Q3 2023.
  • William Blair & Company opened 67 new positions and closed 85 in Q3 2023.
  • William Blair & Company's portfolio value fell 4.5% quarter-over-quarter to $26.1B.

Based on William Blair & Company's 13F filing for Q3 2023, filed 9 Nov 2023.