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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
+10.3%
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
$25B
AUM Growth
+$2.04B
Cap. Flow
+$116M
Cap. Flow %
0.46%
Top 10 Hldgs %
23.68%
Holding
1,879
New
69
Increased
680
Reduced
748
Closed
78

Top Buys

Rank Stock Value
1
NEOG icon
Neogen
NEOG
+$45.2M
2
PGR icon
Progressive
PGR
+$34.8M
3
TOST icon
Toast
TOST
+$33.8M
4
PWSC
PowerSchool Holdings, Inc.
PWSC
+$33.4M
5
UBER icon
Uber
UBER
+$30.4M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$54.2M
2
LULU icon
lululemon athletica
LULU
+$53.4M
3
PYPL icon
PayPal
PYPL
+$45.8M
4
BAH icon
Booz Allen Hamilton
BAH
+$20.2M
5
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$17.8M

Sector Composition

Rank Sector Weight
1 Technology 24.61%
2 Healthcare 19.42%
3 Financials 11.75%
4 Industrials 11.37%
5 Consumer Discretionary 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BJ icon
251
BJs Wholesale Club
BJ
$11.8B
$14.8M 0.06%
194,446
+57,326
+42% +$4.16M
INTC icon
252
Intel
INTC
$509B
$14.7M 0.06%
448,921
-175,217
-28% -$4.96M
DT icon
253
Dynatrace
DT
$14.3B
$14.5M 0.06%
343,936
-3,525
-1% -$143K
PM icon
254
Philip Morris
PM
$290B
$14.5M 0.06%
149,232
+577
+0.4% +$57.5K
ROP icon
255
Roper Technologies
ROP
$39.1B
$14.5M 0.06%
32,812
-44
-0.1% -$19K
XLF icon
256
State Street Financial Select Sector SPDR ETF
XLF
$59.1B
$14.5M 0.06%
449,605
-11,344
-2% -$394K
EXEL icon
257
Exelixis
EXEL
$12.5B
$14.4M 0.06%
744,241
+757
+0.1% +$13.2K
DAY
258
DELISTED
Dayforce
DAY
$14.4M 0.06%
196,494
-10,625
-5% -$754K
OKTA icon
259
Okta
OKTA
$25.6B
$14.4M 0.06%
166,468
+27,567
+20% +$2.1M
RDVY icon
260
First Trust Rising Dividend Achievers ETF
RDVY
$25.7B
$14.3M 0.06%
319,782
+12,182
+4% +$560K
FDX icon
261
FedEx
FDX
$77.3B
$14.1M 0.06%
61,746
-2,531
-4% -$514K
KMB icon
262
Kimberly-Clark
KMB
$36.2B
$14.1M 0.06%
104,893
+10,804
+11% +$1.4M
EFG icon
263
iShares MSCI EAFE Growth ETF
EFG
$17.4B
$14M 0.06%
149,248
-11,113
-7% -$1,000K
IEMG icon
264
iShares Core MSCI Emerging Markets ETF
IEMG
$158B
$13.9M 0.06%
284,760
+57,517
+25% +$2.82M
VMC icon
265
Vulcan Materials
VMC
$36.3B
$13.5M 0.05%
78,572
-1,604
-2% -$285K
GNRC icon
266
Generac Holdings
GNRC
$13.1B
$13M 0.05%
120,531
-21,556
-15% -$2.49M
AGG icon
267
iShares Core US Aggregate Bond ETF
AGG
$138B
$12.7M 0.05%
127,678
-21,554
-14% -$2.13M
MO icon
268
Altria Group
MO
$107B
$12.4M 0.05%
278,841
-6,435
-2% -$296K
BDX icon
269
Becton Dickinson
BDX
$50B
$12.4M 0.05%
49,929
+4,444
+10% +$1.09M
OPRX icon
270
OptimizeRx
OPRX
$132M
$12.3M 0.05%
843,412
+27,607
+3% +$462K
MMM icon
271
3M
MMM
$94.8B
$12.2M 0.05%
138,883
-16,056
-10% -$1.51M
DOV icon
272
Dover
DOV
$28B
$12.1M 0.05%
79,706
+264
+0.3% +$38.8K
DEO icon
273
Diageo
DEO
$52.2B
$12.1M 0.05%
66,523
-3,117
-4% -$550K
ACWX icon
274
iShares MSCI ACWI ex US ETF
ACWX
$12B
$12M 0.05%
245,663
+98,166
+67% +$4.73M
MKL icon
275
Markel Group
MKL
$22.8B
$12M 0.05%
9,378
-21
-0.2% -$27.9K
9 10
11
12 13

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William Blair & Company's Q1 2023 Portfolio in Review

As of Q1 2023, William Blair & Company held 1,879 positions worth $25B, up 8.9% from $23B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q1 2023 filing shows 69 new, 680 increased, 748 reduced and 78 closed positions. Its largest new stake was Neogen: 2,404,277 shares worth $44.5M. The largest sale was Alphabet (Google) Class C, an estimated $54.2M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 22% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q1 2023 buy was Neogen: 2,404,277 shares worth $44.5M.
  • William Blair & Company added most to Progressive in Q1 2023, an estimated $34.8M increase.
  • William Blair & Company's biggest Q1 2023 reduction was Alphabet (Google) Class C, cutting an estimated $54.2M.
  • William Blair & Company fully exited Coupa Software Incorporated in Q1 2023, selling an estimated $2.65M.
  • William Blair & Company's ten largest holdings make up 24% of its $25B portfolio in Q1 2023.
  • William Blair & Company opened 69 new positions and closed 78 in Q1 2023.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $25B.

Based on William Blair & Company's 13F filing for Q1 2023, filed 12 May 2023.