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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
+7.4%
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
$14.7B
AUM Growth
+$1.4B
Cap. Flow
+$534M
Cap. Flow %
3.62%
Top 10 Hldgs %
19%
Holding
1,488
New
131
Increased
528
Reduced
556
Closed
127

Top Buys

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$138M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$63.1M
3
DVAX
Dynavax Technologies
DVAX
+$39.8M
4
VEU icon
Vanguard FTSE All-World ex-US ETF
VEU
+$27.3M
5
VEEV icon
Veeva Systems
VEEV
+$16.3M

Top Sells

Rank Stock Value
1
ZD icon
Ziff Davis
ZD
+$22.1M
2
GE icon
GE Aerospace
GE
+$19.1M
3
EFX icon
Equifax
EFX
+$17.7M
4
NUVA
NuVasive, Inc.
NUVA
+$17.1M
5
WBA
Walgreens Boots Alliance
WBA
+$13.6M

Sector Composition

Rank Sector Weight
1 Healthcare 17.74%
2 Technology 17.58%
3 Financials 14.76%
4 Industrials 10.83%
5 Consumer Discretionary 9.09%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SBRA icon
851
Sabra Healthcare REIT
SBRA
$5.34B
$712K ﹤0.01%
37,933
-368
-1% -$7.32K
FMS icon
852
Fresenius Medical Care
FMS
$13.8B
$709K ﹤0.01%
13,493
+2,416
+22% +$120K
DPZ icon
853
Domino's
DPZ
$11.5B
$708K ﹤0.01%
3,745
+2,694
+256% +$499K
WYNN icon
854
Wynn Resorts
WYNN
$10.3B
$703K ﹤0.01%
4,172
+835
+25% +$129K
PRF icon
855
Invesco FTSE RAFI US 1000 ETF
PRF
$9.79B
$699K ﹤0.01%
30,790
+990
+3% +$21.8K
TOTL icon
856
State Street DoubleLine Total Return Tactical ETF
TOTL
$4.09B
$699K ﹤0.01%
14,376
+4,639
+48% +$227K
UYG icon
857
ProShares Ultra Financials
UYG
$828M
$696K ﹤0.01%
16,320
+4,470
+38% +$180K
PRI icon
858
Primerica
PRI
$9.98B
$694K ﹤0.01%
6,835
-877
-11% -$83.6K
EXG icon
859
Eaton Vance Tax-Managed Global Diversified Equity Income Fund
EXG
$2.99B
$688K ﹤0.01%
73,371
+4,156
+6% +$38.8K
SBH icon
860
Sally Beauty Holdings
SBH
$1.43B
$686K ﹤0.01%
36,570
-2,818
-7% -$48.8K
ENLK
861
DELISTED
EnLink Midstream Partners, LP
ENLK
$681K ﹤0.01%
44,325
-5,480
-11% -$86.1K
DSKEW
862
DELISTED
Daseke, Inc. Warrant
DSKEW
$676K ﹤0.01%
331,500
-5,000
-1% -$8.46K
FTA icon
863
First Trust Large Cap Value AlphaDEX Fund
FTA
$1.39B
$675K ﹤0.01%
12,358
– –
LRCX icon
864
Lam Research
LRCX
$367B
$672K ﹤0.01%
36,490
-12,400
-25% -$244K
HPQ icon
865
HP
HPQ
$24.9B
$671K ﹤0.01%
+31,915
New +$679K
CTXS
866
DELISTED
Citrix Systems Inc
CTXS
$670K ﹤0.01%
7,616
+273
+4% +$23.1K
MMSI icon
867
Merit Medical Systems
MMSI
$5.08B
$665K ﹤0.01%
15,399
– –
WDR
868
DELISTED
Waddell & Reed Financial, Inc.
WDR
$665K ﹤0.01%
29,750
+525
+2% +$10.7K
TCF
869
DELISTED
TCF Financial Corporation Common Stock
TCF
$665K ﹤0.01%
12,428
– –
USO icon
870
United States Oil Fund
USO
$2.15B
$661K ﹤0.01%
6,877
-9,724
-59% -$863K
WSBC icon
871
WesBanco
WSBC
$3.97B
$660K ﹤0.01%
16,230
+2
+0% +$82
SEND
872
DELISTED
SendGrid, Inc.
SEND
$657K ﹤0.01%
+27,420
New +$569K
KTWO
873
DELISTED
K2M Group Holdings, Inc
KTWO
$656K ﹤0.01%
36,456
-504,013
-93% -$9.57M
SHM icon
874
State Street SPDR Nuveen ICE Short Term Municipal Bond ETF
SHM
$3.46B
$655K ﹤0.01%
+13,670
New +$660K
FMSA
875
DELISTED
Fairmount Santrol Holdings Inc.
FMSA
$653K ﹤0.01%
+124,910
New +$588K
33 34
35
36 37

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William Blair & Company's Q4 2017 Portfolio in Review

As of Q4 2017, William Blair & Company held 1,488 positions worth $14.7B, up 10% from $13.3B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair & Company deployed $534M of net new capital in Q4 2017, opening 131 new positions and adding to 528 existing holdings. Its largest new stake was Dynavax Technologies: 1,980,526 shares worth $37M.

By sector, the portfolio is most concentrated in Healthcare at 18% of assets, down from 19% a quarter earlier, followed by Technology and Financials.

On the sell side, the largest reduction was Ziff Davis, an estimated $22.1M trimmed.

  • William Blair & Company's largest Q4 2017 buy was Dynavax Technologies: 1,980,526 shares worth $37M.
  • William Blair & Company added most to Alphabet (Google) Class C in Q4 2017, an estimated $138M increase.
  • William Blair & Company's biggest Q4 2017 reduction was Ziff Davis, cutting an estimated $22.1M.
  • William Blair & Company fully exited Bob Evans Farms, Inc. in Q4 2017, selling an estimated $12.5M.
  • William Blair & Company's ten largest holdings make up 19% of its $14.7B portfolio in Q4 2017.
  • William Blair & Company opened 131 new positions and closed 127 in Q4 2017.
  • William Blair & Company's portfolio value rose 10% quarter-over-quarter to $14.7B.

Based on William Blair & Company's 13F filing for Q4 2017, filed 14 Feb 2018.