v3.25.3
Form N-1A Cover
Feb. 28, 2025
Prospectus [Line Items]  
Document Type 497
Amendment Flag false
Registrant Name Hartford Mutual Funds II Inc
Entity Central Index Key 0000049905
Entity Investment Company Type N-1A
Document Period End Date Feb. 28, 2025
Prospectus Date Feb. 28, 2025
Supplement to Prospectus [Text Block] NOVEMBER 3, 2025SUPPLEMENT TO THE FOLLOWING:HARTFORD SCHRODERS US SMALL CAP OPPORTUNITIES FUND SUMMARY PROSPECTUS
DATED FEBRUARY 28, 2025HARTFORD DOMESTIC EQUITY FUNDS PROSPECTUS
DATED FEBRUARY 28, 2025, AS SUPPLEMENTED TO DATEThis Supplement contains new and additional information and should be read in connection with your Summary Prospectus and Statutory Prospectus.Effective November 1, 2025, Hartford Funds Management Company, LLC has modified the expense limitation arrangement for Class A shares of Hartford Schroders US Small Cap Opportunities Fund (the “Fund”) to further limit expenses in such class and has extended the term of the expense limitation arrangement for each share class of the Fund. Accordingly, effective immediately, under the headings “Your Expenses” in the above referenced Summary Prospectus and “Hartford Schroders US Small Cap Opportunities Fund Summary Section –  Your Expenses” in the above referenced Statutory Prospectus, the Annual Fund Operating Expenses table and the footnotes attached thereto, as well as the expense example, are deleted in their entirety and replaced with the following:Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment):Share ClassesACIR3R4R5YFSDRManagement fees0.90%0.90%0.90%0.90%0.90%0.90%0.90%0.90%0.90%Distribution and service (12b-1) fees0.25%1.00%None0.50%0.25%NoneNoneNoneNoneOther expenses0.26%0.29%0.22%0.33%0.28%0.24%0.23%0.12%0.12%Total annual fund operating expenses1.41%2.19%1.12%1.73%1.43%1.14%1.13%1.02%1.02%Fee waiver and/or expense reimbursement0.14%0.09%0.02%0.08%0.08%0.09%0.08%0.07%0.07%Total annual fund operating expenses after fee waiver and/or expense reimbursement1.27%2.10%1.10%1.65%1.35%1.05%1.05%0.95%0.95%(1)Investments of $1 million or more will not be subject to a front-end sales charge, but may be subject to a 1.00% contingent deferred sales charge.(2)“Other expenses” have been restated to reflect current expenses.(3)Effective November 1, 2025, Hartford Funds Management Company, LLC (the “Investment Manager”) has contractually agreed to reimburse expenses (exclusive of taxes, interest expenses, brokerage commissions, acquired fund fees and expenses and extraordinary expenses) to the extent necessary to limit total annual fund operating expenses as follows: 1.27% (Class A), 2.10% (Class C), 1.10% (Class I), 1.65% (Class R3), 1.35% (Class R4), 1.05% (Class R5), 1.05% (Class Y), 0.95% (Class F), and 0.95% (Class SDR). This contractual arrangement will remain in effect through February 28, 2027 unless the Board of Directors of The Hartford Mutual Funds II, Inc. approves its earlier termination.Example. The example below is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then, except as shown below, redeem all of your shares at the end of those periods. The example also assumes that:Your investment has a 5% return each year The Fund’s operating expenses remain the same (except that the example reflects the fee waiver and/or expense reimbursement arrangement reflected in the table above for only the first year)You reinvest all dividends and distributions.Although your actual costs may be higher or lower, based on these assumptions your costs would be:Share ClassesYear 1Year 3Year 5Year 10A$672$959$1,266$2,136C$313$677$1,166$2,517I$112$354$615$1,361R3$168$537$931$2,034R4$137$445$774$1,706R5$107$353$619$1,378Y$107$351$615$1,367F$97$318$556$1,241SDR$97$318$556$1,241If you did not redeem your shares:C$213$677$1,166$2,517