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William Blair Investment Management Portfolio holdings
AUM
$33.3B
1-Year Est. Return
44.76%
This Fund
S&P 500
This Quarter
Est. Return
+2.16%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$35.5B
AUM Growth
+$3.59B
(+11%)
Cap. Flow
+$3.35B
Cap. Flow
% of AUM
9.44%
Top 10 Holdings %
Top 10 Hldgs %
14.72%
Holding
520
New
55
Increased
211
Reduced
159
Closed
89
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
BBBY
Bed Bath & Beyond
BBBY
|
+$213M |
| 2 |
SolarEdge
SEDG
|
+$182M |
| 3 |
Chemed
CHE
|
+$161M |
| 4 |
Performance Food Group
PFGC
|
+$140M |
| 5 |
Pacific Biosciences
PACB
|
+$121M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Generac Holdings
GNRC
|
+$257M |
| 2 |
AZPN
ASPEN TECHNOLOGY INC
AZPN
|
+$209M |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$205M |
| 4 |
Ziff Davis
ZD
|
+$175M |
| 5 |
BJs Wholesale Club
BJ
|
+$167M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.42% |
| 2 | Healthcare | 19.29% |
| 3 | Consumer Discretionary | 15.58% |
| 4 | Industrials | 14.33% |
| 5 | Financials | 8.5% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
476
KB Home
KBH
$3.42B
| – | – |
-17,226
| Closed | -$701K |
|
|
KC
477
Kingsoft Cloud Holdings
KC
$3.52B
| – | – |
-77,553
| Closed | -$2.63M |
|
|
MASI
478
DELISTED
Masimo
MASI
| – | – |
-431,775
| Closed | -$105M |
|
479
Monarch Casino & Resort
MCRI
$2.22B
| – | – |
-17,501
| Closed | -$1.16M |
|
480
Maximus
MMS
$2.85B
| – | – |
-10,754
| Closed | -$946K |
|
481
Murphy USA
MUSA
$10.1B
| – | – |
-7,901
| Closed | -$1.05M |
|
482
Mueller Water Products
MWA
$4.09B
| – | – |
-3,790
| Closed | -$55K |
|
483
National Bank Holdings
NBHC
$1.92B
| – | – |
-24,256
| Closed | -$915K |
|
484
Nexstar Media Group
NXST
$5.7B
| – | – |
-4,310
| Closed | -$637K |
|
485
OceanFirst Financial
OCFC
$1.85B
| – | – |
-35,021
| Closed | -$730K |
|
486
ONE Gas
OGS
$5.05B
| – | – |
-13,448
| Closed | -$997K |
|
487
Pinduoduo
PDD
$127B
| – | – |
-35,477
| Closed | -$4.51M |
|
488
Q2 Holdings
QTWO
$3.9B
| – | – |
-856,786
| Closed | -$87.9M |
|
489
Radian Group
RDN
$4.87B
| – | – |
-58,922
| Closed | -$1.31M |
|
490
RingCentral
RNG
$5.25B
| – | – |
-57,682
| Closed | -$16.8M |
|
491
Renasant Corp
RNST
$3.96B
| – | – |
-23,667
| Closed | -$947K |
|
492
Gibraltar Industries
ROCK
$1.46B
| – | – |
-17,830
| Closed | -$1.36M |
|
493
Saia
SAIA
$9.73B
| – | – |
-4,126
| Closed | -$864K |
|
494
Selective Insurance
SIGI
$5.59B
| – | – |
-19,278
| Closed | -$1.56M |
|
495
Silgan Holdings
SLGN
$4.3B
| – | – |
-24,946
| Closed | -$1.03M |
|
496
Semtech
SMTC
$13B
| – | – |
-5,046
| Closed | -$347K |
|
497
Simpson Manufacturing
SSD
$7.99B
| – | – |
-8,669
| Closed | -$957K |
|
498
StoneCo
STNE
$2.43B
| – | – |
-550,803
| Closed | -$36.9M |
|
499
Standex International
SXI
$4B
| – | – |
-740
| Closed | -$70K |
|
500
Sensient Technologies
SXT
$5.55B
| – | – |
-11,236
| Closed | -$973K |
|
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William Blair Investment Management's Q3 2021 Portfolio in Review
As of Q3 2021, William Blair Investment Management held 520 positions worth $35.5B, up 11% from $31.9B the previous quarter. Its ten largest holdings account for 15% of the portfolio.
William Blair Investment Management deployed $3.35B of net new capital in Q3 2021, opening 55 new positions and adding to 211 existing holdings. Its largest new stake was Bed Bath & Beyond: 3,069,659 shares worth $217M.
By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 26% a quarter earlier, followed by Healthcare and Consumer Discretionary.
On the sell side, the largest reduction was Generac Holdings, an estimated $257M trimmed.
- William Blair Investment Management's largest Q3 2021 buy was Bed Bath & Beyond: 3,069,659 shares worth $217M.
- William Blair Investment Management added most to Performance Food Group in Q3 2021, an estimated $140M increase.
- William Blair Investment Management's biggest Q3 2021 reduction was Generac Holdings, cutting an estimated $257M.
- William Blair Investment Management fully exited ASPEN TECHNOLOGY INC in Q3 2021, selling an estimated $209M.
- William Blair Investment Management's ten largest holdings make up 15% of its $35.5B portfolio in Q3 2021.
- William Blair Investment Management opened 55 new positions and closed 89 in Q3 2021.
- William Blair Investment Management's portfolio value rose 11% quarter-over-quarter to $35.5B.
Based on William Blair Investment Management's 13F filing for Q3 2021, filed 10 Nov 2021.