The repeatable screens behind a 72-bagger microcap write-up — how to select for a business model with no research risk, how to treat a revenue-concentration dilution as the re-rating trigger, how to underwrite an asymmetric option so the base case can't be wrong in the expensive direction, and how to read illiquidity as the source of the edge rather than a reason to pass. Not whether to buy BioSyent, but how to find and underwrite the next one.
1. Screen for the business model first: license, don't discover
The repeatable method
- Before valuing anything in a research-driven industry, ask which of the two risk stacks the company carries: discovery risk (spend hundreds of millions on trials, most fail, and the winners eventually face patent expiry) or commercial risk (buy the rights to something already developed and approved elsewhere, then sell it).
- Prefer the second when you cannot personally underwrite the science. In-licensing converts an un-analysable scientific bet into an analysable sales-execution bet — you are judging a sales force and a management team, not a molecule.
- Confirm the model is real, not marketing, with an operating-consistency metric that spans an entire cycle: consecutive profitable quarters, years without an equity raise, no impairment history.
- Ask specifically about the patent cliff. A company that licenses niche products with genuine clinical differentiation — rather than blockbusters — also avoids being the target of generic entry at scale.
- Note what the model implies for cost structure: no R&D line to speak of, a small salesforce, and therefore high incremental margins on every added product carried by the same reps.
Here: "RX.V does not discover drugs. It licenses them, which means the business carries no research risk and no patent cliff, and turns almost entirely on commercial execution." The proof of the model is 63 consecutive profitable quarters — nearly sixteen years, spanning COVID, rate cycles and two changes in product mix. Everything downstream in the write-up (the acquisition, the licensing deal, the valuation) is an execution judgement, not a scientific one.
Watch for
- An R&D line that starts growing (model drift toward discovery); a first unprofitable quarter breaking the streak; any product whose licence has a fixed term coming up for renewal; and whether new products can ride the existing salesforce or require hiring.
2. Treat the dilution of revenue concentration as the re-rating catalyst
The repeatable method
- Find companies the market discounts for single-product concentration — one product at 60–80% of revenue is the classic "one-trick pony" penalty.
- Then look for the ones where that ratio is actively falling because new pillars are being added, not because the core is shrinking. The distinction is everything: dilution-by-growth is a re-rate; dilution-by-decline is a value trap.
- Quantify the shift in one number the market can price — e.g. "70% → 40% of revenue in eighteen months" — and date the events that caused it.
- Check the reporting lag: how many quarters of the new pillars have actually printed inside consolidated results? A company can be structurally diversified for months before a single investor screen reflects it.
- Buy the gap between the structural change and its appearance in the financial statements — that gap is the whole opportunity, and it closes mechanically as quarters report.
Here: FeraMAX went from ~70% to ~40% of RX.V's revenue in eighteen months — via the Thyconvi launch and the $25.5M Oral Science acquisition — while FeraMAX itself kept growing through 2025. And the lag is explicit: reported results contain a single month of Oral Science ($2.98M, March 2026). "Investors have not yet seen a full quarter inside BioSyent's numbers, let alone a full year." The authors admit they themselves ignored the name while it depended on FeraMAX, "despite having the company on our watchlist."
Watch for
- The first full consolidated quarter and the first full trailing-twelve-month period including the acquisition; whether the legacy pillar keeps growing in absolute terms; and whether screens/aggregators update the revenue mix (the re-rating often waits for the data vendors).
3. Underwrite a tuck-in acquisition on price paid, entrenchment, and how much has already printed
The repeatable method
- Get the multiple paid on trailing EBITDA and the multiple net of acquired working capital — the second is what the buyer really paid for the earnings stream, and the gap tells you how much inventory/receivables came free.
- Compare that to the target's own growth rate. A double-digit grower bought at a single-digit multiple is accretive on day one without any synergy assumption.
- Measure the target's entrenchment with a penetration statistic rather than a revenue figure — share of the customer universe reached is harder to fake and harder to displace.
- Split the target's revenue into proprietary product versus third-party distribution: proprietary carries the margin and the optionality; distribution carries partner-concentration risk (see insight 6).
- Build the base case on organic growth only, and name the specific product lines or channels driving it, so the assumption is checkable.
Here: RX.V paid $25.5M for Oral Science at 6.3× trailing-twelve-month EBITDA, and under 5× adjusted for working capital, for a business that has compounded at 15% and reaches >6,000 clinics — about 40% of every dental clinic in Canada. Roughly a third of its revenue is proprietary product, two thirds exclusive distribution. The base case assumes only 10–12% organic growth, sourced to two named drivers: air-polisher penetration (early in the adoption curve) and a push into dental service organizations.
Watch for
- The first full-quarter revenue and margin contribution against the ~$30M ten-month guide; whether clinic count keeps climbing; the proprietary-vs-distribution mix shifting; and any goodwill/intangible impairment, the tell that the multiple was not as cheap as it looked.
4. Hunt for asymmetric options — trivial capital at risk against a large addressable category
The repeatable method
- Scan licensing and partnership disclosures for upfront fees that are absurdly small relative to the category being addressed. The upfront fee is the option premium; the addressable market is the payoff.
- Verify the product solves a real, specific unmet need rather than being a me-too — the cleanest version is a delivery-format gap in a category that has been generic for decades (a liquid where only tablets exist, a patch where only injections exist).
- Size the target sub-population explicitly and check it is bigger than intuition suggests; unmet-need markets are usually undercounted precisely because no product has existed to measure demand.
- Cross-check management's peak-sales guide against an independent source — prescription data plus how the same format performed in other countries — and carry a range, not a point estimate, when the launch is unproven.
- Ask what the market is currently paying for it. If a product cleared regulatory approval this year and the multiple hasn't moved, the option is still free.
Here: Thyconvi was licensed for an upfront of EUR 50,000 — "one of the company's most asymmetric bets, with negligible capital at risk" — against hypothyroidism, one of Canada's largest chronic prescription categories. The gap is a format gap: levothyroxine tablets have been generic for decades but no liquid alternative has existed in Canada, leaving patients with swallowing difficulties (~2.5% of the population, "a larger group than most investors would guess"), fluctuating-TSH patients and paediatric patients underserved. Management guides $10M peak; the authors cross-referenced IQVIA prescribing data against international liquid-levothyroxine analogues and carry $5–20M. Health Canada approval landed May 2026 and, in their view, the market is giving it no credit.
Watch for
- Actual prescription/script data in the first four quarters versus the low end of the range; the private-insurance listing decisions; and whether the specialist prescriber base (endocrinologists, paediatricians) adopts before general practice — the usual sequence for a format switch.
5. Prefer a base case that excludes the contested upside — then check the exclusion is a decision, not an oversight
The repeatable method
- Identify the one contested variable in a launch (public reimbursement, a regulatory approval, a partnership) and ask whether management's own plan assumes it.
- A plan built to work without the contested variable is worth far more than one that needs it — you are then underwriting a floor, and every upside branch is unpriced.
- Interrogate why it is excluded. "We don't expect it" is weak; "the discount required to win formulary listing would be uneconomic, so we chose the private-pay channel" is a deliberate strategy with a stated price test — much stronger.
- Keep a written list of the excluded branches (each one is a free call option) and never let them creep into your own numbers; value them only if and when they land.
- Apply the same test to the acquisition thesis — if the buyer's model needs synergies to work, the price wasn't cheap.
Here: "Management's base business case assumes no contribution at all from provincial reimbursement, on the view that the discount required to win formulary listing would be too steep to be economically attractive. The plan is built entirely around the private-pay opportunity." Consequence: "any provincial formulary access is pure upside." The same discipline runs through the rest of the write-up — PerioMonitor, further acquisitions and the top half of the Thyconvi range are all listed under Optionality and explicitly kept out of the $22–30 base case, and the Oral Science multiple needed no synergies to be accretive.
Watch for
- Any provincial formulary listing (the free option landing); management quietly relaxing the discount test to chase volume; and the reverse tell — a company that starts needing the excluded branch to hit its own guidance.
6. Use owner-operator ownership as the screen for capital-allocation quality — then verify with the share count
The repeatable method
- Find the CEO/founder's personal ownership percentage. Double-digit ownership at a microcap means the operator's own net worth is the largest position in the trade.
- Do not stop at the percentage — verify the behaviour it is supposed to produce over a long window: revenue, net income and EPS CAGRs measured together with the share count.
- The EPS-versus-revenue gap tells you where value came from. A share count that falls while revenue compounds is the signature of an owner who treats dilution as a real cost.
- Stress-test with the hardest test available: does the company keep raising the dividend and repurchasing stock while funding its largest-ever acquisition? Discipline under capital strain is the only kind that counts.
- Anchor on the full-cycle outcome from the date the operator took control, not from an arbitrary five-year window.
Here: CEO René Goehrum owns ~20% of RX.V — "we think that alignment is a large part of why capital allocation has been this disciplined." The verification: over 14 years revenue compounded 19.6%, net income after tax 15.9% and EPS 17.7%, with the share count down 20%. The strain test passes too — the dividend kept rising and buybacks continued through the $25.5M Oral Science deal, with the balance sheet already rebuilding cash afterwards. Full-cycle: ~$0.20 in 1999 to $14.50, a 72-bagger.
Watch for
- Insider selling or option-grant-driven creep in the share count; a deal funded with equity rather than cash/debt; buybacks pausing; and succession risk — a 20%-owner CEO is also a key-person exposure.
7. Rank competitive risk by regulatory classification, not by product quality
The repeatable method
- For any consumer-health or specialty-pharma franchise, establish how the product is classified by the regulator — prescription drug, over-the-counter, natural health product, medical device. Classification determines reimbursement eligibility, and reimbursement determines who pays.
- A competitor with a superior classification carries a structural advantage that no amount of brand strength or clinical evidence can offset. Rank it above ordinary competitive risk.
- Separate the two possible mechanisms of damage: switching (existing users defect) versus market expansion (the new entrant recruits patients who weren't treated). Only the first is an actual loss.
- Test the incumbent's absolute growth after the entrant launched. Continued growth alongside the competitor is evidence of expansion, not switching — but it is evidence, not proof, and needs re-testing every reporting period.
- Name it as the single largest thesis watch-point and define in advance what data would falsify the benign reading.
Here: Accrufer (ferric maltol, launched by the private Kye Pharmaceuticals in early 2025) is the first and only prescription oral iron in Canada. "Prescription status is a structural advantage over FeraMAX's classification as a natural health product, because it opens the door to provincial formulary and drug plan coverage that FeraMAX cannot access." The benign reading — FeraMAX still grew through 2025, the evidence suggests Accrufer is drawing new patients rather than switchers, and the overall iron market is expanding — is offered with the caveat that "this remains the single largest watch-point for our thesis."
Watch for
- FeraMAX's absolute revenue turning down (the switching tell); Accrufer winning further provincial listings; any move by BioSyent to obtain a prescription-classified iron of its own; and the FeraMAX line extensions (an iron combination product) that could reset the differentiation.
8. Price key-person and partner-concentration risk into a freshly acquired business
The repeatable method
- For any acquisition closed within the last year, treat the acquired entity as an un-integrated business until a full year of combined reporting exists.
- Identify the founder/key individual whose relationships carry the revenue, and check what retains them (earn-out, royalty, employment term).
- Map the acquired business's supplier/distribution partners and flag any single relationship large enough to matter — then check that partner's own stability (ownership change, leadership transition, distress).
- Ask whether the seller retained any economics in the deal. A retained royalty on an unproven product is a signal about where the seller thinks the value is — and it also aligns them post-close.
- Keep the acquired growth assumption conservative until at least two clean quarters have reported.
Here: Oral Science comes with "key-person considerations around founder Daniel Ménard" and distribution-partner concentration — notably Curaden, itself working through a leadership transition after its founder's death in mid-2025. The seller-economics tell is instructive: Oral Science "structured the sale to BioSyent to include a royalty on" PerioMonitor, the chairside gingivitis diagnostic — "which is precisely why" the authors take the product's potential seriously. The royalty is capped and margins stay very strong after paying it.
Watch for
- Founder departure or a change in his role; any renegotiation or loss of the Curaden agreement; the PerioMonitor out-licensing deal the authors expect within twelve months; and the first sign that combined-entity margins differ from the standalone numbers underwritten at the deal.
9. Read illiquidity and single-analyst coverage as the source of the edge — and size for it
The repeatable method
- Note the coverage count and median daily volume before anything else. One sell-side analyst and a few thousand shares a day means institutional capital structurally cannot participate — which is why mispricing can persist for years in plain sight.
- Accept the trade explicitly: the discount you are being paid to accept is the illiquidity, so the horizon must be years, not quarters. If you would need to exit quickly, the edge is not available to you.
- Size the position against daily volume, not against conviction — model how many sessions a full exit would take at a realistic participation rate.
- Expect outsized price moves on light news and pre-commit to not reacting to them; in a thin book, price is a poor signal about the business.
- Build the position patiently, and be aware that publishing on such a name moves it — a written no-trade window after publication is the honest version of this.
Here: "RX.V has coverage from a single sell-side analyst and thin average daily dollar volume. This cuts both ways. It is part of why we believe the opportunity exists at all, but it also means the shares can move sharply on light news flow, and that building or exiting a position of size requires patience." The disclosure quantifies it: a median of roughly 5,000 shares a day, with some sessions barely trading at all — and the authors commit to no transactions for ten business days after publication. The stated horizon matches: "The investment case will not play out in the short term. That is fine by us."
Watch for
- A second analyst initiating coverage or an index/ETF inclusion (the liquidity event that closes the discount); volume expanding on the first full consolidated quarter; and — on the other side — volume drying up further, which lengthens your exit.
10. Screen deliberately for macro-insulated businesses when the macro is unknowable
The repeatable method
- List the macro variables you have no edge on — oil, rates, inflation, tariffs, consumer credit, geopolitics — and ask, line by line, which of them plausibly changes this company's revenue next year.
- Favour demand that is clinical or habitual rather than discretionary, and a customer base that pays out of medical need rather than income growth.
- Check the input and currency exposures too — an importer of licensed product has tariff and FX sensitivity even when end-demand is insulated.
- Where the answer is "none of them materially," reframe the entire thesis as an execution judgement and spend your research budget there — on the salesforce, the pipeline and the capital allocator — instead of on forecasting the cycle.
Here: "Whatever happens with international conflict, the oil price, inflation, consumer credit and trade wars, a business like RX.V is largely insulated. The success driver here is execution, an area where this management team has a long and profitable track record." Iron supplementation, thyroid medication and dental hygiene are needs-based, recurring purchases — which is exactly why the whole write-up is spent on management, product mix and the acquisition multiple rather than on a macro view.
Watch for
- Tariff or FX exposure on imported licensed product; provincial healthcare-budget pressure feeding into formulary decisions; and any drift of the business toward discretionary or cyclical end-markets through acquisition.
Methods distilled from the public Polymath Investor post co-written with Robert Gignac / Forterra Investment Management (article text in transcript.txt) for personal study. Not investment advice. © Polymath Investor / Forterra Investment Management for source material.