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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
-2.96%
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
$21.8B
AUM Growth
-$767M
Cap. Flow
+$148M
Cap. Flow %
0.68%
Top 10 Hldgs %
23.44%
Holding
1,924
New
62
Increased
766
Reduced
660
Closed
101

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$31.3M
2
TYL icon
Tyler Technologies
TYL
+$24.6M
3
DHR icon
Danaher
DHR
+$22.7M
4
IRTC icon
iRhythm Holdings
IRTC
+$20.9M
5
USFR icon
WisdomTree Floating Rate Treasury Fund
USFR
+$20.8M

Top Sells

Rank Stock Value
1
TEAM icon
Atlassian
TEAM
+$77.8M
2
TREX icon
Trex
TREX
+$39.7M
3
DOCU
DocuSign
DOCU
+$17.2M
4
AKAM icon
Akamai
AKAM
+$16.6M
5
GLD icon
SPDR Gold Trust
GLD
+$13.1M

Sector Composition

Rank Sector Weight
1 Technology 23.15%
2 Healthcare 19.33%
3 Financials 11.9%
4 Industrials 11.25%
5 Consumer Discretionary 9.33%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
PAYX icon
151
Paychex
PAYX
$42.8B
$27.9M 0.13%
248,206
-1,805
-0.7% -$224K
TIP icon
152
iShares TIPS Bond ETF
TIP
$14.7B
$27.6M 0.13%
262,902
-12,802
-5% -$1.45M
MRVL icon
153
Marvell Technology
MRVL
$195B
$27.3M 0.13%
636,876
-14,653
-2% -$725K
SYY icon
154
Sysco
SYY
$40.5B
$27.3M 0.13%
385,779
+3,239
+0.8% +$270K
AVGO icon
155
Broadcom
AVGO
$1.98T
$26.9M 0.12%
605,640
+195,570
+48% +$9.99M
EMR icon
156
Emerson Electric
EMR
$91.4B
$26.7M 0.12%
364,421
+461
+0.1% +$38.3K
CSCO icon
157
Cisco
CSCO
$488B
$26.1M 0.12%
653,757
+9,786
+2% +$434K
TGT icon
158
Target
TGT
$69.9B
$25.9M 0.12%
174,767
+25,873
+17% +$4.14M
GLD icon
159
SPDR Gold Trust
GLD
$144B
$25.9M 0.12%
167,660
-81,390
-33% -$13.1M
DVAX
160
DELISTED
Dynavax Technologies
DVAX
$25.7M 0.12%
2,460,741
-64,785
-3% -$844K
LMBS icon
161
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
$6.39B
$25.6M 0.12%
540,292
-112,425
-17% -$5.42M
CCOI icon
162
Cogent Communications
CCOI
$525M
$25.5M 0.12%
488,502
+63,213
+15% +$3.64M
KRNT icon
163
Kornit Digital
KRNT
$817M
$25.4M 0.12%
954,383
-56,557
-6% -$1.63M
ONT
164
Onterris Inc
ONT
$576M
$25.3M 0.12%
752,608
+67,471
+10% +$2.68M
HEI icon
165
HEICO Corp
HEI
$52.1B
$25.3M 0.12%
175,520
+790
+0.5% +$118K
WST icon
166
West Pharmaceutical
WST
$24.8B
$25.3M 0.12%
102,648
+2,653
+3% +$808K
IWF icon
167
iShares Russell 1000 Growth ETF
IWF
$128B
$25.2M 0.12%
479,712
+75,940
+19% +$4.47M
VZ icon
168
Verizon
VZ
$195B
$24.8M 0.11%
652,595
-183,025
-22% -$8.15M
AMGN icon
169
Amgen
AMGN
$225B
$24.6M 0.11%
109,043
+3,793
+4% +$919K
ANET icon
170
Arista Networks
ANET
$265B
$23.7M 0.11%
840,244
-75,864
-8% -$2.19M
YETI icon
171
Yeti Holdings
YETI
$3.85B
$23.7M 0.11%
831,164
-184,816
-18% -$7.7M
RTX icon
172
RTX Corp
RTX
$300B
$23.6M 0.11%
288,644
+26,733
+10% +$2.42M
PRVA icon
173
Privia Health
PRVA
$2.75B
$22.9M 0.11%
671,966
+56,824
+9% +$2.1M
CL icon
174
Colgate-Palmolive
CL
$73.6B
$22.7M 0.1%
323,226
+12,551
+4% +$984K
AGG icon
175
iShares Core US Aggregate Bond ETF
AGG
$138B
$22.3M 0.1%
231,452
-9,394
-4% -$950K
5 6
7
8 9

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William Blair & Company's Q3 2022 Portfolio in Review

As of Q3 2022, William Blair & Company held 1,924 positions worth $21.8B, down 3.4% from $22.5B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair & Company's Q3 2022 filing shows 62 new, 766 increased, 660 reduced and 101 closed positions. Its largest new stake was GSK: 37,792 shares worth $1.11M. The largest sale was Atlassian, an estimated $77.8M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 24% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2022 buy was GSK: 37,792 shares worth $1.11M.
  • William Blair & Company added most to Watsco Inc in Q3 2022, an estimated $31.3M increase.
  • William Blair & Company's biggest Q3 2022 reduction was Trex, cutting an estimated $39.7M.
  • William Blair & Company fully exited Atlassian in Q3 2022, selling an estimated $77.8M.
  • William Blair & Company's ten largest holdings make up 23% of its $21.8B portfolio in Q3 2022.
  • William Blair & Company opened 62 new positions and closed 101 in Q3 2022.
  • William Blair & Company's portfolio value fell 3.4% quarter-over-quarter to $21.8B.

Based on William Blair & Company's 13F filing for Q3 2022, filed 9 Nov 2022.