Introduction
A fairness opinion is the letter a board points to when it tells shareholders the price was fair. It is narrower than it sounds. The opinion does not recommend the deal, does not promise the board extracted the highest conceivable price, and does not guarantee the transaction is wise. It states only that the consideration is fair, from a financial point of view, to the holders receiving it, as of the date it is signed. In REIT M&A the document looks much like any other fairness opinion, anchored on a discounted cash flow, a comparable-companies analysis, and a precedent-transactions analysis, but each of those analyses is rebuilt around the metrics that actually describe real estate.
What a Fairness Opinion Does and Does Not Say
A fairness opinion is rendered by an independent financial adviser to a company's board or, when the deal carries a conflict of interest, to a special committee of independent directors. It is not required by law. Boards commission one anyway because it documents that they discharged their duty of care, and because the price in any sizable deal will be second-guessed by shareholders and the plaintiffs' bar.
- Fairness opinion
A written conclusion from an independent financial adviser stating that the consideration in a transaction is fair, from a financial point of view, to a specified group of shareholders. It addresses price fairness only, not the merits or timing of the deal.
The opinion is a single narrow conclusion supported by a thick book of analysis, and its value to the board is as much procedural as analytical. Reading the scope correctly matters, because the document is routinely mistaken for something broader than it is.
The REIT-Specific Toolkit
The standard corporate playbook values a company on earnings per share and EV/EBITDA multiples. For a REIT those metrics are distorted, because the large non-cash depreciation charge on real estate drags reported earnings far below the cash the properties actually generate. So the adviser rebuilds each analysis around real estate measures. The comparable-companies analysis uses FFO and AFFO trading multiples rather than P/E. The precedent-transactions analysis expresses past deals as implied cap rates and price-to-FFO multiples. And the centerpiece, in a way it rarely is for an operating company, is the net asset value: a cap rate applied to the portfolio's net operating income, less debt, to derive the fair value of the equity.
The DCF still appears, but in a REIT-specific form, run either at the property level off projected NOI and an exit cap rate, or as a dividend discount model that values the stream of distributions a REIT is structurally required to pay. The adviser reconciles these methods into a valuation range and tests it with sensitivity tables, exactly as in any fairness analysis, but the inputs are cap rates and FFO, not WACC and EBITDA.
Because the NAV build sits at the center of the analysis, the adviser ends up measuring the same deal against two different yardsticks, and the gap between them is itself a finding the opinion has to address. The public deal premium measures the offer against the target's stock price, roughly (Offer - Share Price) / Share Price, while the private deal premium measures the same offer against the target's NAV, roughly (Offer - NAV per Share) / NAV per Share. The two diverge whenever a REIT trades away from its net asset value. A REIT trading at a steep discount to NAV can show a large public premium and a slim or even negative private premium at once: a $45 offer over a $35 share price is a healthy 29% public premium, yet against a $48 NAV per share it is a discount to intrinsic value. The fairness opinion has to be coherent on both lenses, because shareholders see the headline premium to price while the special committee is asking whether the price clears the value of the assets.
Where the Judgment Lives
The reason fairness opinions in real estate invite scrutiny is that the conclusion is acutely sensitive to a few subjective inputs. NAV swings directly on the cap rate the adviser selects: a quarter-point change can move the implied value by billions on a large portfolio, so the choice of cap rate is doing more work than any other single assumption. The comparable set is a second pressure point, because deciding which REITs are genuinely comparable, by property type, market quality, and balance sheet, determines the multiple range the target is measured against. Precedent transactions carry the same problem, since deals struck in a different point of the cycle and at different implied cap rates can flatter or depress the benchmark depending on which ones the adviser includes.
Running alongside this valuation work is the takeover premium, the figure shareholders and the financial press fixate on first. It measures the offer against the target's unaffected share price, the price that prevailed before any leak or announcement moved the stock:
The adviser benchmarks this premium against the spread paid in comparable precedent REIT deals, so a headline premium that looks generous in isolation can read as below-market once the precedent set is assembled. The "unaffected" qualifier carries weight, because choosing a measurement date after rumor has already lifted the stock understates the true premium and can flatter a weak price.
This is precisely why the opinion is commissioned by an independent adviser and, in conflicted deals, addressed to a special committee insulated from the buyer. The methodology is shared with every fairness opinion, but in real estate the answer hinges on assumptions that a motivated party could nudge in either direction, and the entire apparatus of independence exists to keep those assumptions honest.


