William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $37.7B
This Quarter Return
+15.93%
1 Year Return
+25.84%
3 Year Return
+122.23%
5 Year Return
+199.92%
10 Year Return
+704.65%
AUM
$34.4B
AUM Growth
+$34.4B
Cap. Flow
+$192M
Cap. Flow %
0.56%
Top 10 Hldgs %
22.06%
Holding
433
New
35
Increased
127
Reduced
244
Closed
27

Sector Composition

1 Technology 27.13%
2 Healthcare 15.5%
3 Consumer Discretionary 15.19%
4 Industrials 14.07%
5 Financials 9.11%
Name Market Value Portfolio Weight Shares or Principal Shares
Change %
Capital Flow
WMS icon
51
Advanced Drainage Systems
WMS
$11B
$195M 0.57%
1,388,065
-57,261
-4% -$8.05M
WAL icon
52
Western Alliance Bancorporation
WAL
$9.88B
$194M 0.56%
2,949,534
-493,865
-14% -$32.5M
BFAM icon
53
Bright Horizons
BFAM
$6.54B
$191M 0.56%
2,031,419
+118,227
+6% +$11.1M
LRCX icon
54
Lam Research
LRCX
$122B
$191M 0.56%
244,396
+16,306
+7% +$12.8M
PEN icon
55
Penumbra
PEN
$10.5B
$187M 0.54%
743,259
+86,295
+13% +$21.7M
GTLS icon
56
Chart Industries
GTLS
$8.94B
$183M 0.53%
1,344,015
-352,396
-21% -$48M
TW icon
57
Tradeweb Markets
TW
$26.8B
$177M 0.51%
1,945,578
-331,584
-15% -$30.1M
TYL icon
58
Tyler Technologies
TYL
$23.8B
$176M 0.51%
420,045
-17,167
-4% -$7.18M
CCJ icon
59
Cameco
CCJ
$33.4B
$176M 0.51%
4,074,090
-837,929
-17% -$36.1M
TD icon
60
Toronto Dominion Bank
TD
$128B
$175M 0.51%
2,703,696
-100,078
-4% -$6.47M
CRH icon
61
CRH
CRH
$74.4B
$174M 0.51%
2,521,385
+2,508,677
+19,741% +$174M
CF icon
62
CF Industries
CF
$13.9B
$174M 0.51%
2,185,788
-705,887
-24% -$56.1M
TECH icon
63
Bio-Techne
TECH
$8.26B
$172M 0.5%
2,234,998
-79,271
-3% -$6.12M
VIRT icon
64
Virtu Financial
VIRT
$3.5B
$168M 0.49%
8,281,950
-65,361
-0.8% -$1.32M
ORLY icon
65
O'Reilly Automotive
ORLY
$87.9B
$167M 0.49%
175,655
-1,604
-0.9% -$1.52M
TREX icon
66
Trex
TREX
$6.41B
$167M 0.49%
2,013,355
-105,443
-5% -$8.73M
MLM icon
67
Martin Marietta Materials
MLM
$36.8B
$166M 0.48%
332,389
+130,557
+65% +$65.1M
FOLD icon
68
Amicus Therapeutics
FOLD
$2.4B
$165M 0.48%
11,647,026
+1,270,263
+12% +$18M
INSP icon
69
Inspire Medical Systems
INSP
$2.56B
$164M 0.48%
806,947
+112,802
+16% +$22.9M
APO icon
70
Apollo Global Management
APO
$75.9B
$164M 0.48%
1,756,502
-146,470
-8% -$13.6M
TXN icon
71
Texas Instruments
TXN
$176B
$163M 0.48%
957,654
+404,039
+73% +$68.9M
RGEN icon
72
Repligen
RGEN
$6.65B
$163M 0.47%
905,760
-41,133
-4% -$7.4M
NOVT icon
73
Novanta
NOVT
$3.95B
$163M 0.47%
966,688
-4,473
-0.5% -$753K
ALRM icon
74
Alarm.com
ALRM
$2.83B
$162M 0.47%
2,499,896
-35,300
-1% -$2.28M
BPMC
75
DELISTED
Blueprint Medicines
BPMC
$159M 0.46%
1,727,845
+271,216
+19% +$25M