We are live on ! Find out more
William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+4.57%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$13.3B
AUM Growth
+$17.7M
Cap. Flow
-$449M
Cap. Flow %
-3.37%
Top 10 Hldgs %
18.64%
Holding
1,772
New
130
Increased
581
Reduced
525
Closed
417

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$36.3M
2
BL icon
BlackLine
BL
+$21.8M
3
EVH icon
Evolent Health
EVH
+$19.6M
4
PGR icon
Progressive
PGR
+$17.2M
5
JPM icon
JPMorgan Chase
JPM
+$16.9M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$115M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66M
3
COST icon
Costco
COST
+$33M
4
XRAY icon
Dentsply Sirona
XRAY
+$30.5M
5
PRAA icon
PRA Group
PRAA
+$24.5M

Sector Composition

Rank Sector Weight
1 Healthcare 18.86%
2 Technology 17.6%
3 Financials 14.62%
4 Industrials 10.54%
5 Consumer Discretionary 8.84%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
RQI icon
1201
Cohen & Steers Quality Income Realty Fund
RQI
$1.7B
$234K ﹤0.01%
+18,631
New +$238K
ASB icon
1202
Associated Banc-Corp
ASB
$5.83B
$232K ﹤0.01%
9,582
– –
BWX icon
1203
State Street SPDR Bloomberg International Treasury Bond ETF
BWX
$1.33B
$232K ﹤0.01%
8,275
-150
-2% -$4.24K
PACW
1204
DELISTED
PacWest Bancorp
PACW
$231K ﹤0.01%
+4,577
New +$214K
BAC.PRL icon
1205
Bank of America Series L
BAC.PRL
$3.97B
$230K ﹤0.01%
177
– –
CE icon
1206
Celanese
CE
$4.9B
$229K ﹤0.01%
2,201
+58
+3% +$5.7K
TISI icon
1207
Team
TISI
$79.5M
$228K ﹤0.01%
1,706
+498
+41% +$76K
FNV icon
1208
Franco-Nevada
FNV
$41.1B
$226K ﹤0.01%
2,915
– –
NTAP icon
1209
NetApp
NTAP
$35B
$226K ﹤0.01%
5,170
– –
ODC icon
1210
Oil-Dri
ODC
$1.44B
$225K ﹤0.01%
+9,208
New +$193K
LBTYK icon
1211
Liberty Global Class C
LBTYK
$3.53B
$224K ﹤0.01%
6,852
-5,293
-44% -$171K
BBDC icon
1212
Barings BDC
BBDC
$864M
$223K ﹤0.01%
15,650
-3,150
-17% -$47.5K
MRO
1213
DELISTED
Marathon Oil Corporation
MRO
$223K ﹤0.01%
16,430
-1,696
-9% -$20.1K
AMD icon
1214
Advanced Micro Devices
AMD
$776B
$222K ﹤0.01%
17,393
-2,793
-14% -$36.4K
SIRI icon
1215
SiriusXM
SIRI
$9.98B
$220K ﹤0.01%
3,990
-55
-1% -$3.04K
KSU
1216
DELISTED
Kansas City Southern
KSU
$220K ﹤0.01%
2,025
-444
-18% -$46.6K
FEEU
1217
DELISTED
Barclays ETN+ FI Enhanced Europe 50 ETN
FEEU
$220K ﹤0.01%
1,700
– –
VT icon
1218
Vanguard Total World Stock ETF
VT
$77.1B
$219K ﹤0.01%
+3,098
New +$215K
NXPI icon
1219
NXP Semiconductors
NXPI
$57.8B
$218K ﹤0.01%
+1,929
New +$215K
VXUS icon
1220
Vanguard Total International Stock ETF
VXUS
$155B
$218K ﹤0.01%
+3,975
New +$213K
WDFC icon
1221
WD-40
WDFC
$3.05B
$218K ﹤0.01%
1,946
-138
-7% -$14.9K
USD icon
1222
ProShares Ultra Semiconductors
USD
$2.44B
$216K ﹤0.01%
+102,000
New +$191K
DLTR icon
1223
Dollar Tree
DLTR
$24.4B
$214K ﹤0.01%
2,466
-1,672
-40% -$128K
BAP icon
1224
Credicorp
BAP
$31.8B
$213K ﹤0.01%
1,038
-294
-22% -$57.7K
KIE icon
1225
State Street SPDR S&P Insurance ETF
KIE
$649M
$213K ﹤0.01%
+7,098
New +$212K
47 48
49
50 51

Similar funds

SAM
Storebrand Asset Management Lysaker, Norway $34.8B AUM 25.49% 1-Year Est. Return
Chevy Chase Trust
Chevy Chase Trust Bethesda, Maryland $34.7B AUM 29.45% 1-Year Est. Return
VIA
Vanguard Investments Australia Victoria, Australia $34.6B AUM
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
Pacer Advisors
Pacer Advisors Malvern, Pennsylvania $35.6B AUM 18.19% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
MML Investors Services
MML Investors Services Springfield, Massachusetts $36.1B AUM 19.68% 1-Year Est. Return

William Blair & Company's Q3 2017 Portfolio in Review

As of Q3 2017, William Blair & Company held 1,772 positions worth $13.3B, up 0.13% from $13.3B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair & Company withdrew a net $449M in Q3 2017, closing 417 positions and reducing 525 holdings. Its most notable exit was Dave & Buster's, an estimated $20.3M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, up from 19% a quarter earlier, followed by Technology and Financials.

Against the trend, William Blair & Company opened a new position in Quantenna Communications, Inc. Common Stock worth $9.07M.

  • William Blair & Company's largest Q3 2017 buy was Quantenna Communications, Inc. Common Stock: 539,590 shares worth $9.07M.
  • William Blair & Company added most to Watsco Inc in Q3 2017, an estimated $36.3M increase.
  • William Blair & Company's biggest Q3 2017 reduction was Alphabet (Google) Class C, cutting an estimated $115M.
  • William Blair & Company fully exited Dave & Buster's in Q3 2017, selling an estimated $20.3M.
  • William Blair & Company's ten largest holdings make up 19% of its $13.3B portfolio in Q3 2017.
  • William Blair & Company opened 130 new positions and closed 417 in Q3 2017.
  • William Blair & Company's portfolio value rose 0.13% quarter-over-quarter to $13.3B.

Based on William Blair & Company's 13F filing for Q3 2017, filed 13 Nov 2017.