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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
+10.7%
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
$28.9B
AUM Growth
+$2.35B
Cap. Flow
-$98.3M
Cap. Flow %
-0.34%
Top 10 Hldgs %
23.73%
Holding
1,960
New
105
Increased
655
Reduced
787
Closed
72

Top Buys

Rank Stock Value
1
BALL icon
Ball Corp
BALL
+$39.8M
2
ABNB icon
Airbnb
ABNB
+$37.1M
3
GNRC icon
Generac Holdings
GNRC
+$34.4M
4
U icon
Unity
U
+$29.3M
5
TREX icon
Trex
TREX
+$29M

Top Sells

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$87.4M
2
TDOC icon
Teladoc Health
TDOC
+$65.6M
3
VRSK icon
Verisk Analytics
VRSK
+$65M
4
AAPL icon
Apple
AAPL
+$52M
5
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$46.5M

Sector Composition

Rank Sector Weight
1 Technology 25.7%
2 Healthcare 19.69%
3 Financials 11.7%
4 Consumer Discretionary 10.72%
5 Industrials 9.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BOTZ icon
451
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.59B
$5.15M 0.02%
147,398
+45
+0% +$1.54K
MUB icon
452
iShares National Muni Bond ETF
MUB
$45.9B
$5.14M 0.02%
43,876
-524
-1% -$61.2K
HSY icon
453
Hershey
HSY
$37.4B
$5.12M 0.02%
29,410
-127
-0.4% -$21.4K
PRLB icon
454
Protolabs
PRLB
$2.21B
$5.11M 0.02%
55,692
-5,056
-8% -$498K
DAVA icon
455
Endava
DAVA
$167M
$5.09M 0.02%
44,916
+43
+0.1% +$4.16K
BURL icon
456
Burlington
BURL
$22.4B
$5.09M 0.02%
15,806
-643
-4% -$205K
CHGG icon
457
Chegg
CHGG
$89.3M
$5.07M 0.02%
60,982
+28,367
+87% +$2.35M
D icon
458
Dominion Energy
D
$60.3B
$5.06M 0.02%
68,751
-5,595
-8% -$432K
VYMI icon
459
Vanguard International High Dividend Yield ETF
VYMI
$21.3B
$5.02M 0.02%
73,854
-2
-0% -$137
LHCG
460
DELISTED
LHC Group LLC
LHCG
$5M 0.02%
24,970
+6,426
+35% +$1.29M
TMX
461
DELISTED
Terminix Global Holdings, Inc.
TMX
$4.94M 0.02%
103,612
-4,875
-4% -$239K
VRM icon
462
Vroom Inc
VRM
$54M
$4.94M 0.02%
1,474
-211
-13% -$717K
TRHC
463
DELISTED
Tabula Rasa HealthCare, Inc. Common Stock
TRHC
$4.88M 0.02%
97,501
+6,173
+7% +$276K
W icon
464
Wayfair
W
$13.9B
$4.8M 0.02%
15,206
+1,031
+7% +$323K
ZEN
465
DELISTED
ZENDESK INC
ZEN
$4.78M 0.02%
33,138
-81
-0.2% -$11.4K
ALTG icon
466
Alta Equipment Group
ALTG
$234M
$4.78M 0.02%
359,563
-179,780
-33% -$2.45M
LESL icon
467
Leslie's
LESL
$7.21M
$4.67M 0.02%
8,495
+411
+5% +$225K
FCX icon
468
Freeport-McMoran
FCX
$93.6B
$4.66M 0.02%
125,675
-2,532
-2% -$98.6K
FSLR icon
469
First Solar
FSLR
$24B
$4.59M 0.02%
50,769
+1,451
+3% +$115K
VRTX icon
470
Vertex Pharmaceuticals
VRTX
$131B
$4.59M 0.02%
22,750
-3,289
-13% -$688K
TBF icon
471
ProShares Short 20+ Year Treasury ETF
TBF
$106M
$4.58M 0.02%
271,390
+26,650
+11% +$467K
DSI icon
472
iShares MSCI KLD 400 Social ETF
DSI
$5.58B
$4.58M 0.02%
55,237
-2,013
-4% -$162K
IXUS icon
473
iShares Core MSCI Total International Stock ETF
IXUS
$60.8B
$4.58M 0.02%
62,417
+49,387
+379% +$3.62M
MRSH
474
Marsh
MRSH
$90B
$4.54M 0.02%
32,281
-1,858
-5% -$249K
IWN icon
475
iShares Russell 2000 Value ETF
IWN
$14.7B
$4.53M 0.02%
27,349
-2,747
-9% -$453K
17 18
19
20 21

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William Blair & Company's Q2 2021 Portfolio in Review

As of Q2 2021, William Blair & Company held 1,960 positions worth $28.9B, up 8.9% from $26.5B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2021 filing shows 105 new, 655 increased, 787 reduced and 72 closed positions. Its largest new stake was Luminar Technologies: 36,860 shares worth $12.1M. The largest sale was Fiserv Inc, an estimated $87.4M.

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

  • William Blair & Company's largest Q2 2021 buy was Luminar Technologies: 36,860 shares worth $12.1M.
  • William Blair & Company added most to Ball Corp in Q2 2021, an estimated $39.8M increase.
  • William Blair & Company's biggest Q2 2021 reduction was Fiserv Inc, cutting an estimated $87.4M.
  • William Blair & Company fully exited RealPage, Inc. in Q2 2021, selling an estimated $12.1M.
  • William Blair & Company's ten largest holdings make up 24% of its $28.9B portfolio in Q2 2021.
  • William Blair & Company opened 105 new positions and closed 72 in Q2 2021.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $28.9B.

Based on William Blair & Company's 13F filing for Q2 2021, filed 12 Aug 2021.