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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $33.3B
1-Year Est. Return 44.76%
This Fund
S&P 500
This Quarter Est. Return
+1.38%
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
$25.2B
AUM Growth
+$541M
Cap. Flow
+$455M
Cap. Flow %
1.8%
Top 10 Hldgs %
14.45%
Holding
499
New
55
Increased
184
Reduced
204
Closed
49

Top Buys

Rank Stock Value
1
WTW icon
Willis Towers Watson
WTW
+$201M
2
XRAY icon
Dentsply Sirona
XRAY
+$172M
3
CSRA
CSRA Inc.
CSRA
+$164M
4
ZTS icon
Zoetis
ZTS
+$137M
5
AKAM icon
Akamai
AKAM
+$125M

Top Sells

Rank Stock Value
1
SIRO
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
+$199M
2
TW
TOWERS WATSON & CO COM STK CL A (DE)
TW
+$169M
3
PII icon
Polaris
PII
+$169M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$152M
5
MDVN
MEDIVATION, INC.
MDVN
+$151M

Sector Composition

Rank Sector Weight
1 Healthcare 14.5%
2 Financials 12.48%
3 Technology 11.87%
4 Consumer Discretionary 11.84%
5 Industrials 11.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
LAZ icon
426
Lazard
LAZ
$4.22B
– –
-2,265,607
Closed -$102M
LCII icon
427
LCI Industries
LCII
$2.53B
– –
-1,073,170
Closed -$65.3M
LPLA icon
428
LPL Financial
LPLA
$29.3B
– –
-1,632,946
Closed -$69.6M
LYG icon
429
Lloyds Banking Group
LYG
$89.7B
– –
-1,037,983
Closed -$4.53M
MT icon
430
ArcelorMittal
MT
$56.1B
– –
-58,450
Closed -$564K
PII icon
431
Polaris
PII
$3.84B
– –
-1,963,535
Closed -$169M
PRAA icon
432
PRA Group
PRAA
$712M
– –
-490,319
Closed -$17M
RDY icon
433
Dr. Reddy's Laboratories
RDY
$10.3B
– –
-114,650
Closed -$1.06M
SLG icon
434
SL Green Realty
SLG
$3.94B
– –
-6,272
Closed -$686K
SM icon
435
SM Energy
SM
$7.69B
– –
-122,615
Closed -$2.41M
SMFG icon
436
Sumitomo Mitsui Financial
SMFG
$166B
– –
-466,053
Closed -$3.54M
TRIB
437
Trinity Biotech
TRIB
$8.25M
– –
-5,024
Closed -$8.86M
TSLA icon
438
Tesla
TSLA
$1.28T
– –
-763,680
Closed -$12.2M
TYL icon
439
Tyler Technologies
TYL
$12.9B
– –
-522,511
Closed -$91.1M
WDAY icon
440
Workday
WDAY
$43.2B
– –
-313,130
Closed -$24.9M
WIT icon
441
Wipro
WIT
$19.4B
– –
-440,459
Closed -$953K
WSM icon
442
Williams-Sonoma
WSM
$28.9B
– –
-4,741,264
Closed -$138M
XLU icon
443
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
– –
-1,834,400
Closed -$39.7M
XYZ
444
Block Inc
XYZ
$46.5B
– –
-1,599,987
Closed -$20.9M
INFO
445
DELISTED
IHS Markit Ltd. Common Shares
INFO
– –
-1,778,353
Closed -$53.7M
CAI
446
DELISTED
CAI International, Inc.
CAI
– –
-769,616
Closed -$7.76M
GLOG
447
DELISTED
GASLOG LTD
GLOG
– –
-840,409
Closed -$6.97M
HDP
448
DELISTED
Hortonworks, Inc.
HDP
– –
-434,277
Closed -$9.51M
ESRX
449
DELISTED
Express Scripts Holding Company
ESRX
– –
-3,707
Closed -$324K
FCE.A
450
DELISTED
Forest City Realty Trust, Inc.
FCE.A
– –
-657,399
Closed -$14.4M
15 16 17
18
19

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William Blair Investment Management's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair Investment Management held 499 positions worth $25.2B, up 2.2% from $24.7B the previous quarter. Its ten largest holdings account for 14% of the portfolio.

William Blair Investment Management's Q1 2016 filing shows 55 new, 184 increased, 204 reduced and 49 closed positions. Its largest new stake was Willis Towers Watson: 1,741,517 shares worth $207M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $199M.

By sector, the portfolio is most concentrated in Healthcare at 14% of assets, up from 13% a quarter earlier, followed by Financials and Technology.

  • William Blair Investment Management's largest Q1 2016 buy was Willis Towers Watson: 1,741,517 shares worth $207M.
  • William Blair Investment Management added most to Zoetis in Q1 2016, an estimated $137M increase.
  • William Blair Investment Management's biggest Q1 2016 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $152M.
  • William Blair Investment Management fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $199M.
  • William Blair Investment Management's ten largest holdings make up 14% of its $25.2B portfolio in Q1 2016.
  • William Blair Investment Management opened 55 new positions and closed 49 in Q1 2016.
  • William Blair Investment Management's portfolio value rose 2.2% quarter-over-quarter to $25.2B.

Based on William Blair Investment Management's 13F filing for Q1 2016, filed 16 May 2016.