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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

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
CNS icon
1451
Cohen & Steers
CNS
$4.4B
$222K ﹤0.01%
+2,710
New +$196K
ACGL icon
1452
Arch Capital
ACGL
$33.5B
$221K ﹤0.01%
5,671
-37
-0.6% -$1.47K
OFG icon
1453
OFG Bancorp
OFG
$2.26B
$221K ﹤0.01%
10,000
-5,000
-33% -$119K
SCHV
1454
Schwab US Large-Cap Value ETF
SCHV
$16.3B
$221K ﹤0.01%
9,699
+5,976
+161% +$136K
IWX icon
1455
iShares Russell Top 200 Value ETF
IWX
$4.04B
$220K ﹤0.01%
3,305
WES icon
1456
Western Midstream Partners
WES
$20B
$218K ﹤0.01%
+10,175
New +$211K
ASB icon
1457
Associated Banc-Corp
ASB
$6.07B
$217K ﹤0.01%
10,619
MUFG icon
1458
Mitsubishi UFJ Financial
MUFG
$260B
$217K ﹤0.01%
40,000
-2,916
-7% -$16.2K
RPV icon
1459
Invesco S&P 500 Pure Value ETF
RPV
$1.74B
$216K ﹤0.01%
2,805
+505
+22% +$39.4K
TAK icon
1460
Takeda Pharmaceutical
TAK
$55.5B
$216K ﹤0.01%
12,826
-423
-3% -$7.2K
OLN icon
1461
Olin
OLN
$2.17B
$215K ﹤0.01%
4,650
-8,800
-65% -$396K
ATOM icon
1462
Atomera
ATOM
$212M
$214K ﹤0.01%
10,000
SKM icon
1463
SK Telecom
SKM
$14.1B
$214K ﹤0.01%
4,128
-485
-11% -$24.7K
CTLP
1464
DELISTED
Cantaloupe
CTLP
$213K ﹤0.01%
+17,985
New +$211K
KFRC icon
1465
Kforce
KFRC
$1.08B
$213K ﹤0.01%
+3,385
New +$200K
S icon
1466
SentinelOne
S
$8.17B
$213K ﹤0.01%
+5,000
New +$213K
UAA icon
1467
Under Armour
UAA
$2.3B
$213K ﹤0.01%
10,078
+98
+1% +$2.19K
SHLX
1468
DELISTED
Shell Midstream Partners, L.P.
SHLX
$213K ﹤0.01%
14,396
+791
+6% +$11.9K
LDOS icon
1469
Leidos
LDOS
$17.9B
$212K ﹤0.01%
2,092
-2,294
-52% -$236K
ROAD icon
1470
Construction Partners
ROAD
$6.73B
$212K ﹤0.01%
6,760
-296
-4% -$9.29K
OOMA icon
1471
Ooma
OOMA
$574M
$211K ﹤0.01%
11,162
LSPD icon
1472
Lightspeed Commerce
LSPD
$1.42B
$210K ﹤0.01%
+2,517
New +$177K
SCHR
1473
Schwab Intermediately-Term US Treasury ETF
SCHR
$13.3B
$210K ﹤0.01%
7,382
-124
-2% -$3.52K
FDUS icon
1474
Fidus Investment
FDUS
$751M
$209K ﹤0.01%
12,276
+137
+1% +$2.33K
IPGP icon
1475
IPG Photonics
IPGP
$3.57B
$208K ﹤0.01%
989

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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.