Essential Points
- The KIID (or DFI) is the two-page document that summarizes the essentials of a fund before you decide to invest in it.
- Four sections contain almost all the useful information: objectives, risk profile (SRRI), expenses (TER) and past returns.
- It is useful for comparing funds in a homogeneous way, although it does not show the real liquidity or the current composition of the portfolio.
- Its greatest virtue—simplicity—is also its limitation: two pages never tell the whole story of a fund.
If you've ever downloaded a fund's KIID before subscribing, you've probably come across two dense pages filled with charts and percentages that seem written for an actuary, not you. You're not alone: It is the document that European regulations require anyone who is going to invest in a UCITS fund to be given, and very rarely does someone explain what to look at first. The KIID of an investment fund concentrates in a minimal space the information that should matter most to you before signing, but only if you know where to look for it.
In this article we explain, section by section, how to read a fund's KIID: which data is truly relevant, which data has significant limitations that you should be aware of, and how to use it in practice to compare two funds before deciding on one. If you have a KIID in front of you while you read this, even better: the idea is that you can follow the guide in parallel and apply it directly to the actual document.
What is the KIID of an investment fund and why does it exist?
The KIID (Key Investor Information Document) is a standardized document of no more than two pages that every UCITS investment fund must provide before you subscribe. It's not a sales brochure or a summary written at the manager's discretion: its structure, sections, and even the order in which they appear are set by European regulation (UCITS IV), precisely so that you can compare different funds without being limited by each manager's style.
The reason for its existence is easy to understand. Before this regulation, each fund manager explained its funds as it saw fit, with free rein over the length and format, making it nearly impossible to compare two products at a glance. The regulator's objective with the KIID was precisely the opposite: to ensure that anyone, regardless of their financial background, can understand the basic characteristics of a fund in two pages, using the same structure in all cases.
It's important to know that this framework is in transition. The PRIIPs regulation is extending a similar format—the KID (Key Information Document)—to other financial products beyond UCITS funds, and in Spain, the process of adapting to this new format is still underway. If the document you're looking at is called a KID instead of a KIID, don't worry: the structure and reading logic explained in this article are virtually the same; only some of the terminology and a few presentation details have changed.
The sections of the KIID that matter most when choosing an investment fund
Here's the practical core of the article. The KIID is always organized into the same blocks, and not all of them carry the same weight when making a decision. We'll explain the four that truly make a difference.

Investment objectives and policy
This is the first section and, in a way, the first filter. Here, the fund describes what it actually buys: equities, fixed income, or a combination of both; the geographies in which it invests; its strategy—active or indexed—and whether it uses derivatives to manage risk or exposure. If the fund is indexed, the index it tracks must be explicitly stated here, which we explain in more detail in our guide on index funds.
The question you should ask yourself when reading this section is simple: Does this fund do what I think it does? It's surprisingly common for an investor to subscribe to a fund based on its brand name or a recommendation, without verifying that the investment policy aligns with their expectations. Two funds with similar names can have completely different objectives, so this section deserves careful reading before moving on to anything else.
This same section is also where you can distinguish whether the fund follows an active or passive management approach, a difference we explore in our article on active versus passive management. And if the objective describes a combination of equities and fixed income within the same portfolio, you're looking at a mixed fund, a type of product with its own specific characteristics, which we discuss in detail in our article on mixed funds.
Risk and Compensation Profile (RCCP)
The SRRI (Synthetic Risk and Reward Indicator) is that scale from 1 to 7 that you've probably seen on a colored bar chart. 1 represents the lowest historical volatility; 7, the highest. It's calculated based on the fund's historical volatility over the last five years, making it a useful but incomplete indicator.
The limitation is important: by relying solely on past volatility, the SRRI may not reflect other relevant risks, such as credit risk, liquidity risk, or currency risk. A fund with a low SRRI is not necessarily free from shocks if, for example, it has a concentration in issuers with low credit quality. Treat it as a first indicator of expected volatility, not as a comprehensive measure of fund risk.
Expenses: the TER and the cost table
This table summarizes the fund's total annual expense ratio (TER), occasional expenses such as a potential performance fee, and entry or exit fees, if any. Of the four sections, this is probably the most crucial when comparing two funds with similar objectives and risk profiles: the TER is automatically deducted from the fund's value, so a lower TER directly benefits your long-term net return.
If you want to delve deeper into how it's calculated and why a few percentage points of difference matter more than they might seem at first glance, in Bit2Me Academy We dedicate a full article to the TER in investment funds that perfectly complements this section of the KIID.
Past returns: the bar chart
The last section usually displays a bar chart showing the fund's annual performance over the past ten years, or since its inception if it's more recent. This is useful for getting a sense of the fund's true historical volatility and comparing it to the recommended holding period, which is usually indicated nearby.
Here's a limitation that's not optional to mention: the KIID itself includes the warning that past performance is not indicative of future results, and it's not just decorative text. Past performance is not indicative of future results. The value of your investment may go up or down. A fund that has had good years is not destined to repeat them, just as weak years are not a reliable predictor of the future. Use this chart to understand the fund's historical performance, never as a projection.
What a fund's KIID doesn't tell you (and where to find it)
It's easy to finish reading a KIID and think you know everything about the background. That's not the case, and it's important to understand this before making any decisions. These are the document's main limitations:
- It does not indicate the fund's actual liquidity: for funds that invest in illiquid assets, this information may be relevant and the KIID does not collect it.
- The SRRI may not capture all risks: a fund with a low SRRI may have credit or concentration risk that is not reflected in a scale based solely on volatility.
- It does not show the current composition of the portfolio: the KIID does not tell you what the fund has today, only its overall objective and historical performance.
- Performance fees are indicated, but may have relevant nuances depending on the specific class of fund you subscribe to.
To supplement this information, the fund has other documents you can access: the full prospectus, registered with the CNMV (Spanish National Securities Market Commission), with legal and investment policy details; the periodic, semi-annual, and annual reports, which show the portfolio's actual performance; and the monthly fact sheet from the management company, which usually includes the updated asset composition. The KIID (Key Investment Document) is a good starting point, but it's not the only document you should consult if you're truly interested in the fund.
How to use KIID to compare two investment funds?
This is where all the previous theory becomes actionable. If you have two candidate funds and want to make an informed decision, this five-step process helps you do so with each fund's KIID in front of you:
- Verify that both funds have comparable objectives: same benchmark index or similar strategy, because comparing a global equity fund with a short-term fixed income fund does not provide useful information.
- Compare the SRRI of both funds and make sure you're starting from an equivalent level of risk.
- Compare the total TER: with a similar risk profile, the fund with the lowest TER is usually preferable in the long term.
- Compare past returns over the same time period, always remembering that they are historical data, not a promise.
- Check the available classes for each fund: accumulation versus distribution, and clean class versus retrocession class, because two classes of the same fund may have different costs.
The KIID of an investment fund in Bit2Me Invest
All available funds in Bit2Me Invest provides your KIID (or DFI) information before you confirm any subscription, as required by MiFID II regulations. This means you can review the document at your leisure, apply the guidance in this article, and make a fully informed decision before taking the plunge, without the regulatory process becoming an obstacle to understanding what you're about to subscribe to.
Bit2Me Stocks SL acts as a tied agent for InbestMe, an entity registered with the CNMV (Spanish National Securities Market Commission). This means that InbestMe is the responsible management company supervised under MiFID II, while Bit2Me Channel your relationship with her within the same application you already use.
This article is for educational and informational purposes only. Reading the KIID does not replace your own analysis or the advice of a qualified professional if needed, and no fund is risk-free, no matter how well-explained its documentation may be.



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