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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
+9.46%
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
$25.1B
AUM Growth
+$1.71B
Cap. Flow
-$116M
Cap. Flow %
-0.46%
Top 10 Hldgs %
21.8%
Holding
389
New
32
Increased
133
Reduced
187
Closed
33

Sector Composition

Rank Sector Weight
1 Technology 22.67%
2 Healthcare 14.68%
3 Consumer Discretionary 14.55%
4 Industrials 12.39%
5 Financials 11.76%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
EFA icon
351
iShares MSCI EAFE ETF
EFA
$79.9B
$691K ﹤0.01%
+9,951
New +$672K
BRO icon
352
Brown & Brown
BRO
$23.9B
$626K ﹤0.01%
15,864
-12,206
-43% -$458K
IWP icon
353
iShares Russell Mid-Cap Growth ETF
IWP
$20.8B
$284K ﹤0.01%
3,720
ELD icon
354
WisdomTree Emerging Markets Local Debt Fund
ELD
$143M
$101K ﹤0.01%
2,800
+150
+6% +$5.28K
EMB icon
355
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$14.9B
$97K ﹤0.01%
850
+50
+6% +$5.65K
ABEV icon
356
Ambev
ABEV
$43.8B
-10,577,391
Closed -$48.9M
AGX icon
357
Argan
AGX
$8.11B
-528,376
Closed -$20.8M
ALC icon
358
Alcon
ALC
$36.4B
-63,088
Closed -$3.68M
ALGN icon
359
Align Technology
ALGN
$12.3B
-6,645
Closed -$1.2M
ANF icon
360
Abercrombie & Fitch
ANF
$5.24B
-835,056
Closed -$13M
CVSA
361
Covista Inc
CVSA
$4.31B
-4,274,240
Closed -$163M
BA icon
362
Boeing
BA
$184B
-123,505
Closed -$47M
CVCO icon
363
Cavco Industries
CVCO
$4.57B
-92,406
Closed -$17.8M
DKS icon
364
Dick's Sporting Goods
DKS
$18.4B
-406,885
Closed -$16.6M
DPZ icon
365
Domino's
DPZ
$11.8B
-146,915
Closed -$35.9M
EWBC icon
366
East-West Bancorp
EWBC
$18.2B
-3,508,000
Closed -$155M
IWF icon
367
iShares Russell 1000 Growth ETF
IWF
$127B
$0 ﹤0.01%
+860
New +$35.9K
LII icon
368
Lennox International
LII
$14.9B
-3,575
Closed -$869K
MATX icon
369
Matsons
MATX
$6.11B
-445,823
Closed -$16.7M
MCD icon
370
McDonald's
MCD
$194B
-94,945
Closed -$20.4M
MED icon
371
Medifast
MED
$130M
-59,223
Closed -$6.14M
MMYT icon
372
MakeMyTrip
MMYT
$5.78B
-84,716
Closed -$1.92M
MNST icon
373
Monster Beverage
MNST
$89.2B
-1,403,472
Closed -$20.4M
NKE icon
374
Nike
NKE
$61.3B
-11,332
Closed -$1.06M
ORLY icon
375
O'Reilly Automotive
ORLY
$74.9B
-104,505
Closed -$2.78M

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William Blair Investment Management's Q4 2019 Portfolio in Review

As of Q4 2019, William Blair Investment Management held 389 positions worth $25.1B, up 7.3% from $23.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair Investment Management's Q4 2019 filing shows 32 new, 133 increased, 187 reduced and 33 closed positions. Its largest new stake was Ollie's Bargain Outlet: 1,892,527 shares worth $124M. The largest sale was Covista Inc, an estimated $163M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q4 2019 buy was Ollie's Bargain Outlet: 1,892,527 shares worth $124M.
  • William Blair Investment Management added most to ZYNGA INC. CL A COMMON in Q4 2019, an estimated $140M increase.
  • William Blair Investment Management's biggest Q4 2019 reduction was Middleby, cutting an estimated $155M.
  • William Blair Investment Management fully exited Covista Inc in Q4 2019, selling an estimated $163M.
  • William Blair Investment Management's ten largest holdings make up 22% of its $25.1B portfolio in Q4 2019.
  • William Blair Investment Management opened 32 new positions and closed 33 in Q4 2019.
  • William Blair Investment Management's portfolio value rose 7.3% quarter-over-quarter to $25.1B.

Based on William Blair Investment Management's 13F filing for Q4 2019, filed 12 Feb 2020.