Research Notes Guide · Module 1

A research note is an analyst’s written case for what a company is worth and why. Reading one well is mostly a matter of knowing where to look. The rating and price target give you the conclusion, the investment thesis gives you the argument, and the risk section tells you what would break it. Read them in that order rather than front to back.

Almost every note is built to the same anatomy, so once you can navigate one you can navigate any of them. This module walks through the parts, the order to read them in, and how to judge whether the argument actually holds together.

Educational, not advisory. This article explains how to read a research note. Nothing here is a recommendation to buy or sell any security, and the examples are illustrative. Invest Informatics is not authorised or regulated by the FCA or SEC, and its own notes are informational and educational only.

The parts of a research note

Open two notes from two different firms on two different companies and they will look surprisingly alike. That is not laziness. A note is a document written to be skimmed by people who read dozens a week, so the profession settled long ago on a shape that lets a reader find any given part without hunting for it.

Learn the shape once and you never have to learn it again.

SectionWhat it does
Executive summaryThe conclusion in brief: rating, target and the case in one line
Investment thesisThe core argument for why the share price will move
Rating & price targetThe analyst’s verdict and their 12-month fair value estimate
ValuationThe arithmetic behind the target, usually a DCF alongside a comparables view
Risk factors & mitigantsWhat could go wrong, and how likely the analyst thinks it is
Bull, base & bear casesA range of outcomes rather than a single point forecast

Read it in the right order

Here is the first genuinely useful habit in this guide. Do not read a note from top to bottom.

The order the sections are printed in is the order that suits the writer, who has to build an argument. It is not the order that suits you, because your first question is not “how was this built” but “is this worth my time at all”. So read for the decision first and the workings afterwards.

  • Rating and price target. The conclusion. Where has the analyst landed, and how far is that target from where the share trades today?
  • The investment thesis. The argument. What specifically has to happen for that target to be reached?
  • Risks and the bear case. The other side. What breaks the thesis, and how much does it cost you if it breaks?
  • Key metrics. The evidence. Do the numbers support the story the thesis is telling?
  • Full valuation. The arithmetic. Only once you believe the argument is it worth auditing the model in detail.

Notice what this order protects. If the thesis turns out to be vague, you have spent four minutes instead of forty, and you never opened the valuation section at all. Most notes you pick up will not survive step two, and that is the point of putting step two so early.

The investment thesis: the heart of the note

The thesis is the single section where a note earns or loses your trust, so it is worth being demanding about.

A strong thesis is specific, measurable and falsifiable. That last word is the one that matters. A falsifiable claim is one precise enough that reality could prove it wrong, which means you can check it later and find out whether the analyst was right. A weak thesis avoids that exposure by staying vague, and a claim that cannot be wrong cannot be right either.

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Strong against weak. A strong thesis says something like “cloud revenue will outpace consensus by £80M over three quarters”, and then states its own kill switch: “if cloud growth comes in below 28%, this thesis is wrong.” A weak thesis says “the company is well positioned for long-term growth”, which is true of almost any company and impossible to disprove.

When you read a thesis, ask one question of it. What would have to happen for the analyst to admit they were wrong? If you cannot answer that from what is on the page, the thesis is not an argument. It is an opinion wearing the clothes of one.

Rating and price target: the conclusion

The rating is the analyst’s verdict, usually BUY, HOLD or SELL. It is a view on the share relative to its current price over a stated horizon. The price target is their estimate of fair value, conventionally twelve months out.

Two things about ratings surprise people new to research. They are relative rather than absolute, so a BUY means the analyst expects this share to do better than the reference point their firm uses, not that the company is admirable. And the words are not standardised across firms, so one house’s HOLD is another’s NEUTRAL or MARKET PERFORM. Read the firm’s own rating definitions once, usually printed in the disclosures at the back.

A target on its own tells you very little. It is worth exactly as much as the thesis and the risks sitting behind it, which is why it comes first in the reading order and last in your judgement. Never take the number without the argument.

Risk and reward: sizing the bet

Once you have the target and the bear case, you can put a number on the shape of the bet. The risk and reward ratio compares the upside to the analyst’s target against the downside to their bear case. The arithmetic is straightforward: potential gain to the target ÷ potential loss to the bear case.

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Worked example (illustrative). A share trades at £30. The target is £45, so the gain is £15. The bear case is £25, so the loss is £5. The ratio is 15 ÷ 5 = 3:1, meaning three units of potential upside for every unit of downside.

Now the caution that matters more than the formula. Both numbers in that ratio are the analyst’s own, and the bear case is the softer of the two. A target is argued for at length and defended in front of clients. A bear case is often set quickly, and a bear case set generously makes the ratio look better without anything changing about the company. Before you trust a 3:1, look at what the bear case actually assumes, and ask whether a genuinely bad year would really stop there.

The risk section: where honesty lives

If the thesis shows you how good the analyst’s thinking is, the risk section shows you how honest it is, and it is the section most readers skip.

A well written risk entry has three parts. First a specific risk, meaning a named thing that could happen to this company, not a general observation about the economy. Second its impact, ideally quantified, such as what it would do to the bear case target. Third a mitigant or a probability, so you know whether the analyst thinks it is likely and what would soften it.

Hold a note’s risks up against that standard and you will find they divide sharply. “Macroeconomic uncertainty” fails all three tests. “A delayed regulatory approval in the second half would remove £40M of revenue and takes the bear case to £22” passes all three. A risk section made entirely of the first kind is a warning about the note, not about the company. It suggests the analyst has either not thought hard about what could go wrong, or would rather you did not.

Note types: not all notes are equal

Before you judge a note for lacking depth, check what kind of note it is. The type sets your expectations, and it is usually printed at the top.

TypePurpose
InitiationThe first full analysis of a company, and the most comprehensive by a wide margin
Earnings updateA quick reaction to quarterly results
Flash noteA brief, urgent update triggered by breaking news or a material event
Sector noteAnalysis of a whole industry rather than one company

If you are coming to a company cold, hunt for the initiation. It is the note where the analyst had to explain the business from the beginning, so it carries the background the later notes assume you already have. A flash note read on its own will leave you with a conclusion and no foundation.

Judging the analyst

Finally, read the author with the same attention you gave the argument.

A named analyst is an accountable one. Their name is attached to a target that either proves out or does not, and their record accumulates in public over the years. Specific, falsifiable claims are a sign of someone willing to be measured against reality. Persistent hedging is a sign of someone who has arranged never to be wrong.

Resist the instinct to weigh the name of the firm instead. A large institution provides resources and access, neither of which is the same thing as good judgement about this company. What earns your trust is the quality of the thinking on the page in front of you.

Key takeaways

  • Every note is built to the same anatomy: summary, thesis, rating and target, valuation, risks and scenarios. Learn the shape once.
  • Read in order of decision relevance, not print order: rating and target, then thesis, then risks, then metrics, then valuation.
  • A strong thesis is specific, measurable and falsifiable, and states what would prove it wrong. Vague claims cannot be right either.
  • Ratings are relative, and the words differ by firm. Read the firm’s own rating definitions once.
  • Risk and reward is upside to target divided by downside to bear case, and it is only as honest as the bear case behind it.
  • A boilerplate risk section is a warning about the note. A specific risk names the event, quantifies the impact and gives a probability.
  • A named analyst is accountable. Judge the thinking on the page, not the size of the firm.

Frequently asked questions

What is a research note?

A research note is an analyst’s written analysis of a company or a sector. It sets out a view on value through an investment thesis, a rating and price target, the valuation work supporting that target, and a section on the risks to the view.

In what order should you read a research note?

Read the rating and price target first, then the investment thesis, then the risks and bear case, then the key metrics, and finally the full valuation. That reaches the conclusion and the argument quickly and leaves the detailed modelling until you already know the note is worth your time.

What does a BUY, HOLD or SELL rating mean?

The rating is the analyst’s verdict on the share relative to its current price over a stated horizon: broadly, expecting it to outperform, to perform in line, or to underperform. Ratings are relative rather than absolute, and the exact wording varies between firms, so check the firm’s own definitions. Always read the rating alongside the thesis and risks behind it.

What makes a strong investment thesis?

A strong thesis is specific, measurable and falsifiable. It states a precise claim and the conditions that would prove it wrong. A weak thesis relies on language that cannot be tested, such as “well positioned for long-term growth”, and a claim that cannot be disproved cannot be confirmed either.

What is a red flag in a research note?

The commonest is a risk section made of generic boilerplate rather than specific risks with their impact and likelihood. Vague thesis language is another. A third, easily missed, is a bear case set so gently that the risk and reward ratio flatters itself.

Sources and further reading

For professional standards on investment analysis and research, see the CFA Institute. All companies, figures and ratings in this article are illustrative and are not investment recommendations.

See it in action

Work through a real note structure, practise the reading order, and test your thesis spotting with worked examples and a quiz.

Open the interactive module Or browse the full Research Notes guide →

Educational content only. Invest Informatics provides financial research and education and does not give investment advice or recommendations. All companies, figures and ratings shown are illustrative. Past performance is not a reliable indicator of future results.