We are live on ! Find out more
William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
-14.81%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
AUM
$20.1B
AUM Growth
-$8.75B
Cap. Flow
-$4.18B
Cap. Flow %
-20.77%
Top 10 Hldgs %
19.04%
Holding
450
New
31
Increased
192
Reduced
174
Closed
46

Top Buys

Rank Stock Value
1
CNI icon
Canadian National Railway
CNI
+$128M
2
WW
WW International
WW
+$107M
3
INGN icon
Inogen
INGN
+$106M
4
TREX icon
Trex
TREX
+$106M
5
SABR icon
Sabre
SABR
+$95.3M

Sector Composition

Rank Sector Weight
1 Technology 16.34%
2 Healthcare 14.5%
3 Financials 13.62%
4 Consumer Discretionary 13.1%
5 Industrials 12.65%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
HR
176
DELISTED
Healthcare Realty Trust Incorporated
HR
$23.2M 0.12%
814,591
+18,899
+2% +$548K
JJSF icon
177
J&J Snack Foods
JJSF
$1.68B
$23M 0.11%
158,839
+2,968
+2% +$451K
INDA icon
178
iShares MSCI India ETF
INDA
$6.6B
$22.9M 0.11%
685,500
-1,275,100
-65% -$40.2M
SIGI icon
179
Selective Insurance
SIGI
$5.6B
$22.1M 0.11%
361,864
-110,194
-23% -$6.86M
RDN icon
180
Radian Group
RDN
$4.86B
$21.8M 0.11%
1,331,867
+27,630
+2% +$504K
ABT icon
181
Abbott
ABT
$190B
$21.7M 0.11%
+299,399
New +$21M
DLB icon
182
Dolby
DLB
$5.75B
$21.6M 0.11%
349,681
-342,654
-49% -$23.1M
STL
183
DELISTED
Sterling Bancorp
STL
$21.5M 0.11%
1,299,710
+106,671
+9% +$1.99M
IBKC
184
DELISTED
IBERIABANK Corp
IBKC
$21.4M 0.11%
332,302
+6,860
+2% +$504K
BLBD icon
185
Blue Bird Corp
BLBD
$2.1B
$21.1M 0.1%
1,159,929
-18,301
-2% -$356K
WAL icon
186
Western Alliance Bancorporation
WAL
$8.89B
$21.1M 0.1%
534,066
+118,621
+29% +$5.61M
GOOG icon
187
Alphabet (Google) Class C
GOOG
$4.19T
$21M 0.1%
406,020
-568,240
-58% -$30.4M
XLU icon
188
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
$20.7M 0.1%
782,600
-869,000
-53% -$23.6M
VIAV icon
189
Viavi Solutions
VIAV
$9.47B
$20.3M 0.1%
2,022,749
+41,398
+2% +$447K
XLP icon
190
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.6B
$20.2M 0.1%
398,600
+2,400
+0.6% +$130K
EWM icon
191
iShares MSCI Malaysia ETF
EWM
$331M
$19.8M 0.1%
666,600
+30,000
+5% +$909K
GPN icon
192
Global Payments
GPN
$22.7B
$19.8M 0.1%
192,398
-424,570
-69% -$46.8M
CCJ icon
193
Cameco
CCJ
$43B
$19.8M 0.1%
1,742,483
+1,402,506
+413% +$16.2M
TME icon
194
Tencent Music
TME
$14.3B
$19.7M 0.1%
+1,489,035
New +$19M
OGS icon
195
ONE Gas
OGS
$5B
$19.5M 0.1%
245,595
+2,982
+1% +$246K
HWC icon
196
Hancock Whitney
HWC
$6.28B
$19.2M 0.1%
552,956
+126,380
+30% +$5.12M
MTD icon
197
Mettler-Toledo International
MTD
$28.8B
$19M 0.09%
33,509
-73,910
-69% -$42.9M
CXP
198
DELISTED
COLUMBIA PROPERTY TRUST, INC.
CXP
$18.6M 0.09%
963,598
+22,826
+2% +$489K
BANR icon
199
Banner Corp
BANR
$2.47B
$18.6M 0.09%
348,457
+5,180
+2% +$301K
HNGR
200
DELISTED
Hanger Inc.
HNGR
$18.5M 0.09%
974,175
+15,468
+2% +$299K

Similar funds

William Blair Investment Management's Q4 2018 Portfolio in Review

As of Q4 2018, William Blair Investment Management held 450 positions worth $20.1B, down 30% from $28.9B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair Investment Management withdrew a net $4.18B in Q4 2018, closing 46 positions and reducing 174 holdings. Its most notable exit was Hexcel, an estimated $187M position sold in full.

By sector, the portfolio is most concentrated in Technology at 16% of assets, down from 17% a quarter earlier, followed by Healthcare and Financials.

Against the trend, William Blair Investment Management opened a new position in Inogen worth $80.2M.

  • William Blair Investment Management's largest Q4 2018 buy was Inogen: 646,263 shares worth $80.2M.
  • William Blair Investment Management added most to Canadian National Railway in Q4 2018, an estimated $128M increase.
  • William Blair Investment Management's biggest Q4 2018 reduction was Suncor Energy, cutting an estimated $195M.
  • William Blair Investment Management fully exited Hexcel in Q4 2018, selling an estimated $187M.
  • William Blair Investment Management's ten largest holdings make up 19% of its $20.1B portfolio in Q4 2018.
  • William Blair Investment Management opened 31 new positions and closed 46 in Q4 2018.
  • William Blair Investment Management's portfolio value fell 30% quarter-over-quarter to $20.1B.

Based on William Blair Investment Management's 13F filing for Q4 2018, filed 13 Feb 2019.