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Harbor Signal.

Weekly investment research with a record you can examine.

Investment ideas, buy and sell signals, and ongoing company research for investment managers, institutional investors, and family offices.

THE RESEARCH TRACK RECORD

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58 companies 231 buy signals All amounts in US dollars

Explore all 58 companies and 231 buy signals

Choose a company to examine its buy signals and subsequent results, including gains and losses. Each entry shows the original signal date, reference prices, dividends, and whether the position is open or closed.

Quote dates: 19 Oct 2026. Website refreshed 19 Oct 2026, 06:58 PM Eastern. Weekday price refresh is scheduled near 7 p.m. Eastern. This website shows the last successfully published snapshot. Dividends recorded through 17 Oct 2026.

Select a company to view its record.

How to read the record

Individual signals. Each row follows one share from its buy signal date. Realised entries use the recorded sale price and show a bold sale date. Unrealised entries use the last accepted valuation price and its actual quote date. The website refresh date shows when the snapshot was published; it is separate from the quote date.

Return on Investment. The total-return column is a dollar amount per share: sale or valuation price plus the signal's cumulative pre-tax dividends. Return on Investment equals (sale or valuation price + dividends) divided by the price on the buy signal date, minus one. Returns are cumulative and are not annualised. Dollar amounts display two decimals and returns one decimal percentage point. Calculations use unrounded values, so recalculating from displayed amounts can produce a small rounding difference.

Holding periods. Elapsed calendar days from the buy signal date to the sale or valuation date are divided by 365 and multiplied by 12. The result is displayed to the nearest whole month. The aggregate median is calculated from unrounded holding periods, then rounded for display.

Dividends. Each signal uses its own recorded cumulative pre-tax dividends. Unrealised dividends were checked through 17 Oct 2026; realised dividends remain limited to the completed holding period. Paid ordinary and special cash dividends are included only when the buy signal qualifies for the payment. Dividends are checked monthly and the website is republished after updates. Daily price refreshes do not update dividends or corporate actions. Original USD dividend amounts are used where preserved in the source; other totals retain their recorded currency conversion. These totals are not individually translated at each dividend payment date. Dividends are not reinvested.

US dollar reporting. Original USD prices are used where preserved in the source. Other historical rand prices use purchase-date, sale-date, or historical valuation-date exchange rates from the Federal Reserve's DEXSFUS series, using the preceding available observation for holidays or weekends. Refreshed unrealised prices use Google Finance quotes: US quotes are in USD; JSE quotes in South African cents are divided by 100 and converted using the latest available USD/ZAR rate. Historical buys and realised results remain fixed. Invalid, unavailable or older quotes retain the last accepted price and its date. Reference prices may differ from actual execution prices.

Combined Signal Summary. The summary includes all 231 buy signals: 86 realised and 145 unrealised. Hit rate is the number with a strictly positive, unrounded USD return, including pre-tax dividends, divided by all signals. Losses and break-even results remain in the denominator. Median return and median holding period are the middle observations, averaging the two central observations when the count is even. Each buy signal has equal weight. Repeated signals in one company count separately and are related outcomes.

Open signals. Unrealised quote dates are 19 Oct 2026. Of the 145 open signals, 93.8% have positive USD returns including recorded pre-tax dividends; their median cumulative return is 81.9% and median elapsed holding period is 38 months. These outcomes can change before a sale signal. The combined summary mixes completed holding periods for realised signals with elapsed holding periods for unrealised signals.

Scope and limitations. The signal performance record and aggregate statistics have not been independently audited. This is a research signal record, not an actual client account or a capital-weighted portfolio return. Fees, trading costs, spreads and taxes are excluded and would reduce investor returns. Historical signals do not imply a current research view. Read the investment disclosures.

REVIEW THE WORK

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  • Investment ideas and the reasoning behind them
  • Buy and sell views with valuation context
  • Updates as the evidence changes

Research led by Emile Behrtel, CFA
Founder, Harbor Light Research

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What you receive

Investment ideas.
Clear reasoning.
Ongoing research.

Harbor Signal is a weekly investment research bulletin with ideas, buy and sell signals, and updates on the businesses we cover.

Use it to find opportunities worth investigating, ignite debate within your research team, and follow along what changes over time.

How we approach the research →
  1. Investment ideas, explained.

    Understand how a business makes money, what it may be worth, and the risks that could undermine the investment case.

  2. Buy and sell signals, with context.

    See our investment view, the valuation behind it, and the assumptions that drive the decision.

  3. Updates as the business changes.

    Follow results, developments, and changes in our view of previously covered companies.

PRICING

One subscription.
A research input for your team.

Harbor Signal brings independent investment ideas, valuation work, and ongoing research into your organization's investment process.

  • A weekly investment bulletinInvestment ideas with the business case, valuation, and material risks.
  • Buy and sell signals, with contextThe reasoning and assumptions behind the investment view.
  • Research that continuesUpdates on previously covered businesses as the evidence changes.
Examine the research record →

Harbor Signal

ANNUAL ORGANIZATION SUBSCRIPTION

USD $1,250per month equivalent

The subscription plan is billed annually.

Put it in a team context

$250 per person, per month equivalent

Illustrated across a five-person investment team. The subscription fee is per organization, not calculated per person.

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Examine a sample before deciding whether to subscribe. Requesting a sample creates no subscription commitment.

About

Emile Behrtel, CFA

Emile founded Harbor Light Research in South Africa in 2018, before moving to the United States. He analyzes a wide range of businesses through the daily study of annual and interim reports, combined with an in-depth examination of financial statements and earnings quality.

His work starts with the economics of ownership: how a business earns, what sustains its returns, where it can reinvest, and how management's capital allocation affects value and risk.

Harbor's view Sound capital allocation begins with a thorough understanding of the business.

Harbor Light Research is based in Charlotte, North Carolina.

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FAQ

Frequently asked questions.

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Who is Harbor Signal for?

Investment managers, institutional investors, and family offices seeking independent research. Subscriptions are not offered to the general public.

What does a subscription include?

A weekly bulletin with investment ideas, valuations, buy and sell signals, and ongoing updates on covered companies.

How much does it cost?

$15,000 USD per organization annually, equivalent to $1,250 per month. Subscriptions are billed annually.

Can I review the research before subscribing?

Yes. Request a sample bulletin to assess the depth, clarity, and relevance of our work. There is no subscription commitment.

Why are public signals delayed?

New positions and signal changes appear one quarter later to protect subscribers' access to current research. Prices for disclosed open positions refresh on weekdays when validated quotes are available.

Does the track record show actual portfolio returns?

No. It tracks individual research signals using reference prices and recorded dividends. It is unaudited and excludes fees, trading costs, and taxes.

Does Harbor manage money or execute trades?

No. Harbor provides investment research. Clients retain responsibility for investment decisions, portfolio construction, and trade execution.