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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+7.16%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$34.1B
AUM Growth
+$1.63B
Cap. Flow
-$169M
Cap. Flow %
-0.5%
Top 10 Hldgs %
23.77%
Holding
1,892
New
86
Increased
671
Reduced
778
Closed
71

Top Buys

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$92.1M
2
AAON icon
Aaon
AAON
+$55.5M
3
P
Everpure Inc
P
+$43.5M
4
BAH icon
Booz Allen Hamilton
BAH
+$29M
5
RBC icon
RBC Bearings
RBC
+$26.8M

Top Sells

Rank Stock Value
1
DXCM icon
DexCom
DXCM
+$128M
2
CRWD icon
CrowdStrike
CRWD
+$42.9M
3
BLK icon
Blackrock
BLK
+$42M
4
CSGP icon
CoStar Group
CSGP
+$41.5M
5
SBUX icon
Starbucks
SBUX
+$38.8M

Sector Composition

Rank Sector Weight
1 Technology 27.11%
2 Healthcare 14.76%
3 Financials 12.67%
4 Industrials 11.93%
5 Consumer Discretionary 7.9%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
GLOB icon
476
Globant
GLOB
$1.61B
$5.56M 0.02%
28,075
-6,938
-20% -$1.34M
IWP icon
477
iShares Russell Mid-Cap Growth ETF
IWP
$20.7B
$5.56M 0.02%
47,423
-542
-1% -$60.6K
TTWO icon
478
Take-Two Interactive
TTWO
$46.1B
$5.54M 0.02%
36,059
+1,040
+3% +$158K
AGCO icon
479
AGCO
AGCO
$7.2B
$5.54M 0.02%
56,621
-22,649
-29% -$2.11M
COIN icon
480
Coinbase
COIN
$40.5B
$5.51M 0.02%
30,937
+4,249
+16% +$851K
SMMD icon
481
iShares Russell 2500 ETF
SMMD
$3.75B
$5.5M 0.02%
81,154
+38,034
+88% +$2.48M
MLM icon
482
Martin Marietta Materials
MLM
$33B
$5.5M 0.02%
10,209
+2,524
+33% +$1.36M
GBTC icon
483
Grayscale Bitcoin Trust
GBTC
$9.76B
$5.47M 0.02%
108,296
-11,809
-10% -$575K
BOTZ icon
484
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.57B
$5.43M 0.02%
168,938
-4,951
-3% -$152K
SCHB icon
485
Schwab US Broad Market ETF
SCHB
$44.9B
$5.42M 0.02%
244,647
+61,842
+34% +$1.32M
DGX icon
486
Quest Diagnostics
DGX
$26.3B
$5.42M 0.02%
34,939
+24,385
+231% +$3.64M
SCHG icon
487
Schwab US Large-Cap Growth ETF
SCHG
$62.9B
$5.39M 0.02%
206,940
+10,752
+5% +$271K
PRF icon
488
Invesco FTSE RAFI US 1000 ETF
PRF
$10B
$5.38M 0.02%
132,524
-1,468
-1% -$57.6K
LPLA icon
489
LPL Financial
LPLA
$28.6B
$5.38M 0.02%
23,122
-1,479
-6% -$333K
SU icon
490
Suncor Energy
SU
$70.3B
$5.36M 0.02%
145,161
-8,526
-6% -$329K
VLO icon
491
Valero Energy
VLO
$85.9B
$5.34M 0.02%
39,562
+661
+2% +$96K
TWLO icon
492
Twilio
TWLO
$36.6B
$5.34M 0.02%
81,820
-17,324
-17% -$1.04M
PHYS icon
493
Sprott Physical Gold
PHYS
$15.7B
$5.28M 0.02%
259,051
-6,220
-2% -$120K
DVN icon
494
Devon Energy
DVN
$47.3B
$5.26M 0.02%
134,457
+14,038
+12% +$618K
OPRX icon
495
OptimizeRx
OPRX
$133M
$5.23M 0.02%
677,094
+33,337
+5% +$296K
LFUS icon
496
Littelfuse
LFUS
$11.6B
$5.22M 0.02%
19,682
-337
-2% -$86.8K
CGUS icon
497
Capital Group Core Equity ETF
CGUS
$11.9B
$5.21M 0.02%
151,847
+19,037
+14% +$629K
CIGI icon
498
Colliers International
CIGI
$5.19B
$5.11M 0.02%
33,671
-562
-2% -$76.5K
FNF icon
499
Fidelity National Financial
FNF
$13.5B
$5.11M 0.02%
82,358
-862
-1% -$48.4K
YUM icon
500
Yum! Brands
YUM
$41.1B
$5.11M 0.02%
36,554
-2,031
-5% -$270K
18 19
20
21 22

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William Blair & Company's Q3 2024 Portfolio in Review

As of Q3 2024, William Blair & Company held 1,892 positions worth $34.1B, up 5% from $32.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q3 2024 filing shows 86 new, 671 increased, 778 reduced and 71 closed positions. Its largest new stake was PAR Technology: 73,733 shares worth $3.84M. The largest sale was DexCom, an estimated $128M.

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

  • William Blair & Company's largest Q3 2024 buy was PAR Technology: 73,733 shares worth $3.84M.
  • William Blair & Company added most to NVIDIA in Q3 2024, an estimated $92.1M increase.
  • William Blair & Company's biggest Q3 2024 reduction was DexCom, cutting an estimated $128M.
  • William Blair & Company fully exited Blackrock in Q3 2024, selling an estimated $42M.
  • William Blair & Company's ten largest holdings make up 24% of its $34.1B portfolio in Q3 2024.
  • William Blair & Company opened 86 new positions and closed 71 in Q3 2024.
  • William Blair & Company's portfolio value rose 5% quarter-over-quarter to $34.1B.

Based on William Blair & Company's 13F filing for Q3 2024, filed 12 Nov 2024.