Invesco Unit Trusts The Dow Jones Total Market Portfolio, Enhanced Index Strategy 2021-3 Trust specifi cs Objective Deposit information The Portfolio seeks above-average capital appreciation. The Portfolio invests in stocks of domestic companies ** Public offering price per unit1 $10.00 selected by applying separate uniquely specialized enhanced sector strategies. The Portfolio strategy combines ten enhanced sector strategies: the Basic Materials Strategy, the Consumer Goods Strategy, the Consumer Ser- Minimum investment ($250 for IRAs)2 $1,000.00 vices Strategy, the Energy Strategy, the Financials Strategy, the Health Care Strategy, the Industrials Strategy, Deposit date 06/10/21 the Technology Strategy, the Telecommunications Strategy and the Utilities Strategy. Each strategy makes up Termination date 09/09/22 that percentage of the initial portfolio as its respective sector makes up of the Dow Jones U.S. Index. Distribution dates 25th day of October, Performance of a hypothetical $10,000 investment January and April, From 12/31/92 — 05/31/21 commencing October 25, 2021 Record dates 10th day of October, $500,000 Portfolio strategy January and April, $473,462 commencing October 10, 2021 400,000 Dow Jones U.S. Index Term of trust 15 months $170,860 Historical 12 month distributions† $0.0601 300,000 S&P 500 Index ESTM213 Sales charge and CUSIPs $169,117 200,000 Brokerage 3 Sales charge 100,000 Initial investment Deferred sales charge 1.35% $10,000 Creation and development fee 0.50% 0 Total sales charge 1.85% 12/92 ’94 ’96 ’98 ’00 ’02 ’04 ’06 ’08 ’10 ’12 ’14 ’16 ’18 05/21 Last deferred sales charge payment date 03/10/22 CUSIPs Annual Portfolio DJ U.S. S&P 500 The graph represents a hypothetical $10,000 total return Strategy Index Index investment in the trust strategy (not any actual Cash 46148U-34-9 1993 18.92% 9.78% 10.06% trust) and the Dow Jones U.S. Index and the S&P Reinvest 46148U-35-6 1994 -1.65 0.21 1.32 500 Index from 12/31/92 through 05/31/21. The Historical 12 month distribution rate† 0.60% 1995 34.72 36.62 37.58 graph assumes the sum of the initial investment Fee-based 1996 24.82 22.02 22.96 ($10,000) and all dividends (including those on Sales charge3 1997 36.07 31.81 33.36 stocks trading ex-dividend as of the last day of the 1998 18.58 24.90 28.58 year) and appreciation during a year are reinvested Fee-based sales charge 0.50% 1999 64.94 22.72 21.04 at the end of that year. CUSIPs 2000 21.60 -9.23 -9.10 All strategy performance is hypothetical (not any Fee-based cash 46148U-36-4 2001 21.80 -11.95 -11.89 actual trust) and refl ects trust sales charges at the Fee-based reinvest 46148U-37-2 2002 -6.12 -22.08 -22.10 beginning of each calendar year of 1.85% and expenses Historical 12 month distribution 2003 52.55 30.75 28.68 but not brokerage commissions on stocks or taxes. Past rate† (fee-based) 0.61% 2004 19.06 12.01 10.88 performance is no guarantee of future results. Actual Investors in fee-based accounts will not be assessed the 2005 14.07 6.33 4.91 returns will vary from hypothetical strategy returns deferred sales charge for eligible fee-based purchases and 2006 10.44 15.63 15.79 due to timing differences, expenses and because the must purchase units with a fee-based CUSIP. 2007 -2.97 6.14 5.49 trust may not be invested equally in all stocks or be † The historical 12 month distributions per unit and each 2008 -46.84 -37.15 -37.00 fully invested at all times. In any given year the strategy historical 12 month distribution rate of the securities 2009 54.41 28.82 26.47 may lose money or underperform the index. Returns included in the trust are for illustrative purposes only 2010 20.85 16.72 15.06 are calculated by taking year-end prices, subtracting and are not indicative of the trust’s actual distributions or distribution rate. The historical 12 month distributions 2011 -3.45 1.38 2.11 them from the prices at the end of the following year per unit amount is based upon the weighted average 2012 10.21 16.56 16.00 (adjusting for any stock splits that might have occurred of the actual distributions paid by the securities 2013 41.20 32.96 32.38 during the year) and adding dividends received for the included in the trust over the 12 months preceding the trust’s deposit date, and is reduced to account for 2014 11.05 12.94 13.68 period divided by starting price. Average annual total the effects of fees and expenses which will be incurred 2015 -4.39 0.62 1.37 return and total return measure change in the value when investing in a trust. Each historical 12 month 2016 17.40 12.24 11.95 of an investment plus dividends, assuming quarterly distribution rate is calculated by dividing the historical 2017 17.87 21.48 21.82 reinvestment of dividends. Average annual total return 12 month distributions amount by the trust’s initial $10 public offering price per unit. There is no guarantee 2018 -14.72 -4.98 -4.39 refl ects annualized change while total return refl ects the issuers of the securities included in the trust will 2019 25.87 31.14 31.48 aggregate change and is not annualized. declare dividends or distributions in the future. Due to 2020 5.26 20.39 18.39 Standard deviation is a measure of volatility that the negative economic impact across many industries caused by the recent COVID-19 outbreak, certain issuers Thru 05/31/21 18.47 12.26 12.61 represents the degree to which an investment’s of the securities included in the trust may elect to reduce Average annual performance has varied from its average performance the amount of, or cancel entirely, dividends and/or total return (for the over a particular period. Standard deviation does distributions paid in the future. As a result, the historical period ended on Portfolio DJ U.S. S&P 500 not compare the volatility of an investment relative 12 month distributions per unit and each historical 12 12/31/20) Strategy Index Index month distribution rate will likely be higher, and in some to other investments or the overall stock market. cases signifi cantly higher, than the actual distribution 1-Year 5.26% 20.39% 18.39% The more an investment’s return varies from the rate achieved by the trust. The distributions paid by the 3-Year 4.15 14.47 14.17 investment’s average return, the more volatile the trust, as well as the corresponding rates, may be higher 5-Year 9.35 15.39 15.21 or lower than the fi gures shown due to certain factors investment. Standard deviation is based on past that may include, but are not limited to, a change in 10-Year 9.57 13.83 13.88 performance and is no guarantee of future results. the dividends or distributions paid by issuers, actual 15-Year 6.71 10.10 9.88 The Sharpe ratio is a risk-adjusted measure expenses incurred, currency fl uctuations, the sale of 20-Year 9.62 7.84 7.46 calculated using standard deviation on excess return trust securities to pay any deferred sales charges, trust fees and expenses, variations in the trust’s per unit price, 25-Year 13.81 9.70 9.55 to determine reward per unit of risk. The higher the or with the call, maturity or the sale of securities in the Inception (01/01/93) 14.08 10.21 10.16 Sharpe ratio, the better the historical risk-adjusted trust. Distributions made by certain securities in the trust Portfolio DJ U.S. S&P 500 performance. may include non-ordinary income. 1993 – 2020 Strategy Index Index ** An enhanced sector (or “index”) strategy refers to a unit Please keep in mind that high, double-digit and/or investment trust strategy, sponsored by Invesco Capital Standard deviation 22.72% 17.62% 17.55% triple-digit returns are highly unusual and cannot be Markets, Inc., that seeks to outperform an index by sustained. Investors should also be aware that these investing in an objectively selected subset of stocks from Sharpe ratio 0.52 0.45 0.45 returns were primarily achieved during favorable market the same index. Source: Bloomberg L.P. conditions. See page 4 for the footnotes on trust specifi cs. Not a Deposit Not FDIC Insured Not Guaranteed by the Bank May Lose Value Not Insured by any Federal Government Agency Portfolio composition (As of the business day before deposit date) Basic Materials EOG Resources, Inc. EOG Huntington Ingalls Industries, Inc. HII Ashland Global Holdings, Inc. ASH Equitrans Midstream Corp. ETRN Louisiana-Pacifi c Corporation LPX Axalta Coating Systems, Ltd. AXTA First Solar, Inc. FSLR ManpowerGroup Inc. MAN CF Industries Holdings, Inc. CF Halliburton Company HAL MasTec, Inc. MTZ Chemours Company CC Hess Corporation HES Oshkosh Corporation OSK Commercial Metals Company CMC HollyFrontier Corporation HFC Owens Corning OC Dow, Inc. DOW Kinder Morgan, Inc. KMI Snap-on, Inc. SNA DuPont de Nemours, Inc. DD Occidental Petroleum Corporation OXY Textron, Inc. TXT Eastman Chemical Company EMN OGE Energy Corporation OGE United Rentals, Inc. URI FMC Corporation FMC ONEOK, Inc. OKE Technology Huntsman Corporation HUN Pioneer Natural Resources Company PXD Akamai Technologies, Inc.