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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
TSM icon
276
TSMC
TSM
$2.18T
$15.1M 0.04%
86,739
+7,112
+9% +$1.21M
WCN
277
Waste Connections
WCN
$42B
$14.9M 0.04%
83,372
+1,475
+2% +$267K
SHW icon
278
Sherwin-Williams
SHW
$89.8B
$14.9M 0.04%
38,922
-200
-0.5% -$69.8K
FERG icon
279
Ferguson
FERG
$49.8B
$14.8M 0.04%
74,567
-6,502
-8% -$1.32M
DOV icon
280
Dover
DOV
$28.4B
$14.8M 0.04%
77,016
+948
+1% +$173K
CODI icon
281
Compass Diversified
CODI
$828M
$14.7M 0.04%
665,399
-24,707
-4% -$539K
PJUL icon
282
Innovator US Equity Power Buffer ETF July
PJUL
$1.27B
$14.6M 0.04%
361,855
+264,757
+273% +$10.4M
ASML icon
283
ASML
ASML
$669B
$14.6M 0.04%
17,577
+1,396
+9% +$1.25M
MKL icon
284
Markel Group
MKL
$23.2B
$14.6M 0.04%
9,295
+593
+7% +$928K
CI icon
285
Cigna
CI
$74.6B
$14.6M 0.04%
42,075
-2,459
-6% -$846K
CGDV icon
286
Capital Group Dividend Value ETF
CGDV
$38.9B
$14.6M 0.04%
399,834
+62,129
+18% +$2.16M
PDEC icon
287
Innovator US Equity Power Buffer ETF December
PDEC
$997M
$14.5M 0.04%
378,698
– –
TGT icon
288
Target
TGT
$68B
$14.5M 0.04%
92,858
-3,774
-4% -$562K
IRT icon
289
Independence Realty Trust
IRT
$4.07B
$14.4M 0.04%
702,096
-6,980
-1% -$137K
VKTX icon
290
Viking Therapeutics
VKTX
$4B
$14.4M 0.04%
226,954
+125,747
+124% +$7.38M
PLNT icon
291
Planet Fitness
PLNT
$3.78B
$14.2M 0.04%
175,250
-21,970
-11% -$1.72M
XBI icon
292
State Street SPDR S&P Biotech ETF
XBI
$10.3B
$14.2M 0.04%
143,866
+2,351
+2% +$231K
KRNT icon
293
Kornit Digital
KRNT
$791M
$14M 0.04%
541,873
-79,478
-13% -$1.46M
VMI icon
294
Valmont Industries
VMI
$9.53B
$13.9M 0.04%
48,066
+8,384
+21% +$2.35M
RCL icon
295
Royal Caribbean
RCL
$85.6B
$13.9M 0.04%
78,239
-29,043
-27% -$4.71M
TW icon
296
Tradeweb Markets
TW
$21.6B
$13.9M 0.04%
111,993
+46,501
+71% +$5.27M
APPF icon
297
AppFolio
APPF
$7.04B
$13.8M 0.04%
58,481
-2,338
-4% -$547K
EFG icon
298
iShares MSCI EAFE Growth ETF
EFG
$17.3B
$13.7M 0.04%
127,309
-3,804
-3% -$395K
PLMR icon
299
Palomar
PLMR
$3.45B
$13.7M 0.04%
144,703
-11,036
-7% -$1.02M
VB icon
300
Vanguard Morningstar Small-Cap ETF
VB
$82.4B
$13.6M 0.04%
57,529
+4,711
+9% +$1.07M
10 11
12
13 14

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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.