Returns Chart

Returns Chart

Key Stats

Net Expense Ratio Total Assets Under Management Weighted Average Dividend Yield Turnover Ratio (Generic)
0.97% 822.89M 1.10% 22.00%
1 Year Fund Level Flows 1 Year Total Returns (Daily) Annualized Total Returns Since Inception (Daily) Max Drawdown (Since Inception)
-134.67M 2.52%

Basic Info

Investment Strategy
The Fund seeks capital appreciation. MFS normally invests at least 80% of the fund's net assets in growth companies that they believe have above average earnings growth potential compared to other companies. Growth companies tend to have stock prices that are high relative to their earnings, or other financial measures.
General
Security Type Mutual Fund
Equity Style Large Cap Growth
Broad Asset Class International Equity
Broad Category Equity
Global Peer Group Equity Global
Peer Group Global Large-Cap Growth
Global Macro Equity Global
US Macro Developed Global Markets Funds
YCharts Categorization --
YCharts Benchmark --
Prospectus Objective Global Funds
Fund Owner Firm Name MFS
Broad Asset Class Benchmark Index
^MSACXUSNTR 100.0%

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Net Fund Flows Versus Peer Group

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1M
3M
6M
YTD
1Y
3Y
5Y
10Y
 
80.00B
60.00B
40.00B
20.00B
0
-20.00B
1 Month
% Rank: 61
-1.125B Peer Group Low
240.33M Peer Group High
1 Year
% Rank: 59
-134.67M
-9.496B Peer Group Low
2.994B Peer Group High
3 Months
% Rank: 53
-2.780B Peer Group Low
776.92M Peer Group High
3 Years
% Rank: 46
-20.86B Peer Group Low
6.515B Peer Group High
6 Months
% Rank: 59
-3.962B Peer Group Low
1.536B Peer Group High
5 Years
% Rank: 35
-30.73B Peer Group Low
1.029B Peer Group High
YTD
% Rank: 58
-4.977B Peer Group Low
2.039B Peer Group High
10 Years
% Rank: 31
-31.20B Peer Group Low
1.284B Peer Group High
Date Unavailable

Performance Versus Peer Group

 
20%
15%
10%
5%
0
Name
1M
3M
YTD
1Y
3Y
5Y
10Y
15Y
Total Return (NAV)
12.00%
12.00%
12.00%
12.00%
12.00%
12.00%
12.00%
12.00%
Peer Group Rtn. (NAV)
12.00%
12.00%
12.00%
12.00%
12.00%
12.00%
12.00%
12.00%
% Rank in Peer Group (NAV)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
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Annual Total Returns Versus Peers

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Name
2019
2020
2021
2022
2023
2024
2025
YTD
35.68%
20.52%
18.66%
-19.12%
20.92%
10.96%
7.39%
1.46%
21.51%
10.65%
7.82%
-16.00%
15.62%
5.53%
32.39%
16.71%
29.01%
29.79%
14.88%
-30.03%
22.06%
13.91%
12.18%
8.32%
35.25%
24.70%
24.02%
-17.53%
22.62%
8.22%
13.69%
6.45%
29.55%
19.50%
17.77%
-19.23%
21.22%
7.92%
8.71%
6.94%
25.99%
20.87%
17.68%
-17.17%
19.34%
17.36%
18.16%
10.78%
As of August 25, 2026.

Fundamentals

General
Distribution Yield --
Dividend Yield TTM (8-24-26) 0.35%
30-Day SEC Yield --
7-Day SEC Yield --
Number of Holdings 76
Stock
Weighted Average PE Ratio 29.85
Weighted Average Price to Sales Ratio 7.491
Weighted Average Price to Book Ratio 9.497
Weighted Median ROE 43.64%
Weighted Median ROA 16.85%
Return on Investment (TTM) 22.81%
Earning Yield 0.0375
LT Debt / Shareholders Equity 0.7665
Number of Equity Holdings 71
As of June 30, 2026

Growth Metrics

EPS Growth (1Y) 23.04%
EPS Growth (3Y) 19.23%
EPS Growth (5Y) 20.63%
Sales Growth (1Y) 14.36%
Sales Growth (3Y) 13.81%
Sales Growth (5Y) 15.11%
Sales per Share Growth (1Y) 15.59%
Sales per Share Growth (3Y) 15.23%
Operating Cash Flow - Growth Rate (3Y) 23.85%
As of June 30, 2026

Asset Allocation

As of June 30, 2026.
Type % Net
Cash 0.98%
Stock 99.02%
Bond 0.00%
Convertible 0.00%
Preferred 0.00%
Other 0.00%
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Top 10 Holdings

Name % Weight Price % Change
Taiwan Semiconductor Manufacturing Co., Ltd. 7.40% 417.36 1.77%
Alphabet, Inc. 4.79% 346.87 -0.34%
NVIDIA Corp. 4.53% 213.14 2.24%
Amazon.com, Inc. 3.79% 260.97 -0.42%
Visa, Inc. 3.35% 384.01 0.42%
Amphenol Corp. 2.47% 158.78 2.08%
L'Oréal SA 2.38% 450.00 3.12%
Schneider Electric SE 2.31% 345.00 0.05%
Aon Plc 2.29% 354.89 -1.17%
Tencent Holdings Ltd. 2.28% 57.28 -1.25%

Fees & Availability

Fees
Actual 12B-1 Fee --
Actual Management Fee 0.81%
Administration Fee 21396.00 None
Maximum Front Load --
Maximum Deferred Load --
Maximum Redemption Fee 0.00%
General Availability
Available for Insurance Product No
Available for RRSP No
Purchase Details
Open to New Investors Yes
Minimum Initial Investment 0.00 None
Minimum Subsequent Investment 0.00 None

Projected Income

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Type Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul
Qualified Income
-- -- -- -- -- -- -- -- -- -- -- --
Normal
-- -- -- -- -- -- -- -- -- -- -- --
Qualified
-- -- -- -- -- -- -- -- -- -- -- --
LT Cap Gains
-- -- -- -- -- -- -- -- -- -- -- --
Ordinary Income
-- -- -- -- -- -- -- -- -- -- -- --
Non-Qual
-- -- -- -- -- -- -- -- -- -- -- --
ST Cap Gains
-- -- -- -- -- -- -- -- -- -- -- --
Interest
-- -- -- -- -- -- -- -- -- -- -- --
Tax-Exempt
-- -- -- -- -- -- -- -- -- -- -- --
ROC
-- -- -- -- -- -- -- -- -- -- -- --
Other
-- -- -- -- -- -- -- -- -- -- -- --
Total
-- -- -- -- -- -- -- -- -- -- -- --
As of July 31, 2026.

Basic Info

Investment Strategy
The Fund seeks capital appreciation. MFS normally invests at least 80% of the fund's net assets in growth companies that they believe have above average earnings growth potential compared to other companies. Growth companies tend to have stock prices that are high relative to their earnings, or other financial measures.
General
Security Type Mutual Fund
Equity Style Large Cap Growth
Broad Asset Class International Equity
Broad Category Equity
Global Peer Group Equity Global
Peer Group Global Large-Cap Growth
Global Macro Equity Global
US Macro Developed Global Markets Funds
YCharts Categorization --
YCharts Benchmark --
Prospectus Objective Global Funds
Fund Owner Firm Name MFS
Broad Asset Class Benchmark Index
^MSACXUSNTR 100.0%

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Fundamentals

General
Distribution Yield --
Dividend Yield TTM (8-24-26) 0.35%
30-Day SEC Yield --
7-Day SEC Yield --
Number of Holdings 76
Stock
Weighted Average PE Ratio 29.85
Weighted Average Price to Sales Ratio 7.491
Weighted Average Price to Book Ratio 9.497
Weighted Median ROE 43.64%
Weighted Median ROA 16.85%
Return on Investment (TTM) 22.81%
Earning Yield 0.0375
LT Debt / Shareholders Equity 0.7665
Number of Equity Holdings 71
As of June 30, 2026

Growth Metrics

EPS Growth (1Y) 23.04%
EPS Growth (3Y) 19.23%
EPS Growth (5Y) 20.63%
Sales Growth (1Y) 14.36%
Sales Growth (3Y) 13.81%
Sales Growth (5Y) 15.11%
Sales per Share Growth (1Y) 15.59%
Sales per Share Growth (3Y) 15.23%
Operating Cash Flow - Growth Rate (3Y) 23.85%
As of June 30, 2026

Fund Details

Key Dates
Inception Date 1/2/1997
Last Annual Report Date 10/31/2025
Last Prospectus Date 2/27/2026
Share Classes
MGWRX Retirement
MWOBX B
MWOCX C
MWOFX A
MWOGX Retirement
MWOHX Retirement
MWOJX Retirement
MWOKX Retirement
Attributes
Index Fund --
Inverse Fund No
Leveraged Fund --
Fund of Funds No
Currency Hedged Fund --
Socially Responsible Fund No

Top Portfolio Holders

Name % Weight
Portfolio A 5.00%
Portfolio B 3.50%
Portfolio C 2.25%
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Excel Add-In Codes

Name: =YCI("M:MWOIX", "name")
Broad Asset Class: =YCI("M:MWOIX", "broad_asset_class")
Broad Category: =YCI("M:MWOIX", "broad_category_group")
Prospectus Objective: =YCI("M:MWOIX", "prospectus_objective")
To find the codes for any of our securities and financial metrics, see our Complete Excel Reference.
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