William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $38.7B
1-Year Est. Return 28.14%
This Quarter Est. Return
1 Year Est. Return
+28.14%
3 Year Est. Return
5 Year Est. Return
10 Year Est. Return
AUM
$20.1B
AUM Growth
-$8.54B
Cap. Flow
Cap. Flow %
Top 10 Hldgs %
Holding
450
New
Increased
Reduced
Closed

Top Buys

1
+$114M
2
+$101M
3
+$90.8M
4
SABR icon
Sabre
SABR
+$85.2M
5
PEN icon
Penumbra
PEN
+$84.4M

Top Sells

1
+$187M
2
+$164M
3
+$154M
4
SIX
Six Flags Entertainment Corp.
SIX
+$124M
5
MSFT icon
Microsoft
MSFT
+$111M

Sector Composition

1 Technology 16.35%
2 Healthcare 14.51%
3 Financials 13.63%
4 Consumer Discretionary 13.1%
5 Industrials 12.6%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
351
$3.4M 0.02%
115,420
+7,809
352
$3.4M 0.02%
301,280
+18,330
353
$3.23M 0.02%
+42,079
354
$3.15M 0.02%
+78,364
355
$2.72M 0.01%
190,707
+20,667
356
$2.7M 0.01%
56,466
+4,094
357
$2.57M 0.01%
184,282
-18,220
358
$2.42M 0.01%
204,688
-1,717,432
359
$2.4M 0.01%
104,505
360
$2.38M 0.01%
49,181
+5,363
361
$2.35M 0.01%
32,027
+19,842
362
$2.34M 0.01%
19,584
-1,936
363
$2.33M 0.01%
43,348
-4,296
364
$2.28M 0.01%
+26,510
365
$2.13M 0.01%
29,960
-2,962
366
$2.13M 0.01%
44,406
-633,866
367
$1.38M 0.01%
71,188
-374,759
368
$1.35M 0.01%
14,611
-535,567
369
$1.29M 0.01%
10,192
+4,884
370
$1.16M 0.01%
12,549
+1,830
371
$1.11M 0.01%
25,624
+3,746
372
$1.11M 0.01%
17,062
+2,496
373
$1.11M 0.01%
14,144
+2,068
374
$1.11M 0.01%
17,333
-207
375
$1.11M 0.01%
+7,637
13 14
15
16 17