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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
+14.12%
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
$29.3B
AUM Growth
+$3.27B
Cap. Flow
-$91M
Cap. Flow %
-0.31%
Top 10 Hldgs %
24.41%
Holding
1,872
New
83
Increased
624
Reduced
816
Closed
87

Top Sells

Rank Stock Value
1
DHR icon
Danaher
DHR
+$37.6M
2
IRTC icon
iRhythm Holdings
IRTC
+$26.7M
3
DE icon
Deere & Co
DE
+$22.6M
4
TOST icon
Toast
TOST
+$21.2M
5
KO icon
Coca-Cola
KO
+$20.3M

Sector Composition

Rank Sector Weight
1 Technology 26.35%
2 Healthcare 17.08%
3 Financials 12.09%
4 Industrials 11.7%
5 Consumer Discretionary 8.53%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
WCLD
1301
WisdomTree Cloud Computing Fund
WCLD
$305M
$262K ﹤0.01%
7,484
SPYD icon
1302
State Street SPDR Portfolio S&P 500 High Dividend ETF
SPYD
$7.75B
$260K ﹤0.01%
6,645
ALKT icon
1303
Alkami Technology
ALKT
$2.16B
$259K ﹤0.01%
+10,695
New +$223K
KBH icon
1304
KB Home
KBH
$3.44B
$259K ﹤0.01%
4,150
-2,000
-33% -$103K
AAL icon
1305
American Airlines Group
AAL
$9.98B
$259K ﹤0.01%
18,816
+210
+1% +$2.64K
DVA icon
1306
DaVita
DVA
$11.5B
$257K ﹤0.01%
2,450
RPV icon
1307
Invesco S&P 500 Pure Value ETF
RPV
$1.74B
$256K ﹤0.01%
3,124
JAZZ icon
1308
Jazz Pharmaceuticals
JAZZ
$16B
$255K ﹤0.01%
2,077
MBB icon
1309
iShares MBS ETF
MBB
$39.2B
$255K ﹤0.01%
2,712
-497
-15% -$44.6K
PPL
1310
PPL Corp
PPL
$26.8B
$255K ﹤0.01%
9,399
+32
+0.3% +$812
PPH icon
1311
VanEck Pharmaceutical ETF
PPH
$993M
$254K ﹤0.01%
3,123
-465
-13% -$36.5K
EME icon
1312
Emcor
EME
$37B
$254K ﹤0.01%
1,178
AWR icon
1313
American States Water
AWR
$3.52B
$253K ﹤0.01%
3,145
CDRO icon
1314
Codere Online
CDRO
$412M
$253K ﹤0.01%
85,917
-22,851
-21% -$70.8K
TOTL icon
1315
State Street DoubleLine Total Return Tactical ETF
TOTL
$4.01B
$252K ﹤0.01%
6,272
+768
+14% +$29.8K
EWBC icon
1316
East-West Bancorp
EWBC
$18.6B
$252K ﹤0.01%
+3,502
New +$211K
GIL icon
1317
Gildan
GIL
$10.5B
$249K ﹤0.01%
7,538
-13,696
-65% -$444K
FSLY icon
1318
Fastly Inc
FSLY
$4.57B
$249K ﹤0.01%
13,984
-4,273
-23% -$72.1K
GNTX icon
1319
Gentex
GNTX
$4.98B
$248K ﹤0.01%
7,595
-500
-6% -$15.4K
PINS icon
1320
Pinterest
PINS
$12.9B
$248K ﹤0.01%
6,684
-3,455
-34% -$109K
AMPL icon
1321
Amplitude
AMPL
$1.58B
$247K ﹤0.01%
19,450
-1,000
-5% -$11.1K
LTHM
1322
DELISTED
Livent Corporation
LTHM
$247K ﹤0.01%
13,745
-920
-6% -$14.3K
MMI icon
1323
Marcus & Millichap
MMI
$1.18B
$247K ﹤0.01%
+5,644
New +$187K
FTS icon
1324
Fortis
FTS
$28.8B
$246K ﹤0.01%
5,981
+22
+0.4% +$887
RWT
1325
Redwood Trust
RWT
$602M
$245K ﹤0.01%
33,038
-1,472
-4% -$10.3K

Similar funds

William Blair & Company's Q4 2023 Portfolio in Review

As of Q4 2023, William Blair & Company held 1,872 positions worth $29.3B, up 13% from $26.1B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q4 2023 filing shows 83 new, 624 increased, 816 reduced and 87 closed positions. Its largest new stake was Veralto: 229,539 shares worth $18.9M. The largest sale was Danaher, an estimated $37.6M.

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

  • William Blair & Company's largest Q4 2023 buy was Veralto: 229,539 shares worth $18.9M.
  • William Blair & Company added most to Guidewire Software in Q4 2023, an estimated $37.5M increase.
  • William Blair & Company's biggest Q4 2023 reduction was Danaher, cutting an estimated $37.6M.
  • William Blair & Company fully exited Seagen Inc. Common Stock in Q4 2023, selling an estimated $13.8M.
  • William Blair & Company's ten largest holdings make up 24% of its $29.3B portfolio in Q4 2023.
  • William Blair & Company opened 83 new positions and closed 87 in Q4 2023.
  • William Blair & Company's portfolio value rose 13% quarter-over-quarter to $29.3B.

Based on William Blair & Company's 13F filing for Q4 2023, filed 12 Feb 2024.