Products are usually taught as a menu: here is a stock, here is a bond, here is an option. That ordering hides what you most need to know. Each family is defined by a different document, written by a different body, for a different purpose. Equities are shaped by Commission rules, government debt by the Treasury's offering circular, listed options by the industry rulebook, funds and annuities by what the SEC tells investors, taxation by the Internal Revenue Service, and futures by their own Commission. Each chapter says what its source settles, and says so plainly where a product's economics are convention no regulator publishes. Orientation for study, not investment advice, and not affiliated with any exam body or regulator.
Each chapter opens with the short version. Tap one to read the detail.
Equity is defined by the rules built around its calendar
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The interesting part of an equity security is not the certificate but the machinery the rules attach: which securities count as penny stocks and get extra process, when an issuer may announce a record date, and the fact that a warrant is itself a security rather than a coupon attached to one.
Start with a definition that has consequences. The Commission's rules define a penny stock by exclusion: an equity security is one unless it satisfies a listed carve-out. That structure matters more than any threshold. A security is inside the regime by default and must earn its way out, and the extra disclosure and suitability process follows the category, not a firm's opinion of the company.
The rules also govern the corporate-action calendar. They treat an untimely announcement of a record date as a manipulative or deceptive device, so the dates around a dividend or split are a regulated sequence. Suppose an issuer declares a three-for-one split and announces the record date only after it has passed. The split was lawful. The late announcement is what the rules reach, because trades in the intervening days were priced without a fact the issuer already held.
The rules also pull attached instruments into the definition of a security. A convertible security, a warrant or right to buy one, and options on one are named alongside the underlying. So read a warrant as its own security, with its own term, exercise price and life. Rights and warrants differ mainly in how they are issued and how long they last, and both are priced against what they convert into.
The misconception to drop: you may have learned equity as a two-item list, common and preferred. Almost nothing in the regulations is about that list. They are about disclosure, categorization and timing, which is where your traps live.
Rule: for an equity question, ask which category the security falls into by default and what calendar the rules impose on it, before you ask what the instrument pays.
Government debt, read from the document that actually sells it
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Treasury's uniform offering circular defines the auction in the terms a candidate is asked to reproduce. A competitive bid names a yield, discount rate or discount margin; a noncompetitive bid in a single-price auction takes whatever the highest accepted competitive rate turns out to be. That asymmetry explains most of what looks confusing about auctions.
The circular defines a bid as an offer to buy a stated par amount, competitively or noncompetitively. A competitive bid states a yield, a discount rate or a discount margin: the bidder names a price. A noncompetitive bid, in a single-price auction, buys a stated par amount at the highest yield, discount rate or discount margin awarded to competitive bidders. That is not a worse deal. The bidder agrees in advance to the rate every winning competitive bidder receives.
Suppose you bid competitively at a named yield, and another buyer bids noncompetitively for the same par amount. If the auction clears above your yield, you are both filled at the clearing yield. Your only extra power was the ability to be shut out by naming a yield too low.
The bid-to-cover ratio is the total par amount bid for divided by the total par amount awarded. It measures how much demand showed up, not the price achieved, so a high ratio and a poor yield are not contradictory.
The same circular covers inflation-linked stripping. The adjusted value of an interest component stripped from an inflation-protected security takes the semiannual rate against par, then applies the index ratio. The stripped coupon carries the adjustment with it rather than becoming an ordinary strip. If you have only met stripping on a nominal bond, this is where you slip.
Corporate and municipal debt live elsewhere; the circular says nothing about indenture covenants or a trustee. One document owns government issuance completely, and the rest falls to disclosure rules and, for municipals, a separate rulebook.
Rule: on any auction question, first decide whether the bidder named a rate; everything else — who is filled, at what yield, in what order — follows from that.
The rulebook governs the account and the exercise, not the payoff
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The industry rulebook defines the vocabulary — aggregate exercise price, what "uncovered" means, who may approve an options account — and routes every exercise through the clearing corporation. What it does not contain is the payoff arithmetic, which no regulator publishes.
Three definitions carry a surprising amount of weight. The aggregate exercise price is the exercise price multiplied by the number of units of the underlying the contract covers, so the sum that moves is never the quoted strike alone. Take one equity contract covering the standard one hundred shares at an exercise price of fifty dollars: the aggregate exercise price is five thousand dollars. "Uncovered", for a short option position, simply means not covered. The rulebook hangs account-approval and supervision duties on that one word, and treats combinations that embed uncovered writing as uncovered writing too.
Account opening is regulated more tightly than you might expect. The firm must learn the customer's financial situation and investment objectives. A branch office manager, a Registered Options Principal or an equivalently qualified supervisor must approve or disapprove the account for options trading in writing. A branch manager's approval must still reach a Registered Options Principal within ten business days. An options account is a supervised object, not a switch a customer flips.
Exercise settles through the clearing corporation, which handles delivery of the shares and payment of the aggregate exercise price under its rules. That answers "who is on the other side". It is not the person who wrote the contract you bought, but the clearing organization between you, which is why assignment is allocated rather than traced.
Now the honest limit. Maximum gain, maximum loss, breakeven, spread and straddle arithmetic are in neither this rulebook nor any government publication; they are conventions the market computes. Derive them from the contract's own terms.
Rule: for an options question, separate the regulated part (who approved the account, what the definitions say, how exercise clears) from the arithmetic part, and solve each with the right tool.
What makes a fund a registered fund
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The protections people assume are inherent to a "fund" come from one statute. A registered fund faces limits on illiquid investments, restrictions on borrowing and debt, and a duty to let investors sell at any time. A private fund faces none of those, which is why access is restricted by investor status instead.
The SEC's investor material draws the boundary with alternative mutual funds: publicly offered, SEC-registered funds that hold non-traditional investments or run complex strategies such as short selling, derivatives, market-neutral or absolute-return approaches. They are sometimes marketed as hedge-fund-like options for ordinary investors. They are not hedge funds, and the difference is structural.
Memorize three differences. First, safeguards: as registered funds they fall under the Investment Company Act, which brings limits on illiquid investments, restrictions on borrowings and debt, and a duty to let investors sell their shares at any time. That redeemability defines an open-end fund. Second, who may buy: you can buy a registered fund, while a private fund is limited to accredited investors or qualified purchasers, tested by income or assets. Third, cost: many alternative mutual funds charge about two percent of assets a year or less, while a private fund typically adds a performance share to a similar advisory fee.
Imagine two funds running the identical market-neutral strategy, one registered and one private. The registered one must let you sell out, so it cannot put more than a limited share of the portfolio into positions it could not exit. The private one can hold what it likes and lock you in.
The trap is to reason from the strategy. A fund that shorts stocks sounds unregulated, and a plain index fund sounds safe. The wrapper decides which protections apply; the strategy decides what can go wrong inside them.
One caution: many of these products launched after 2008, so their behavior in a sustained decline is unobserved rather than good.
Rule: identify the wrapper before the strategy — redeemability, borrowing limits and who is allowed to buy are properties of the registration, not of what the manager does.
Annuities: two phases, four flavors, one counterparty
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An annuity is a contract with an insurance company, so every promise inside it depends on that company's ability to pay. Learn the phase structure first — accumulation then payout, deferred or immediate — then the four deferred types in order of increasing risk.
An annuity is a contract with an insurance company: you pay a lump sum or a series of payments for periodic income now or later. Every obligation in it depends on that one insurer's financial strength and claims-paying ability.
An immediate annuity is bought with a single payment and typically pays within a year. A deferred annuity accumulates first, then pays in the payout phase. The four deferred types run in increasing order of risk. A fixed annuity guarantees at least a minimum interest rate during accumulation, set by the insurer. A fixed indexed annuity credits interest at the end of a term based partly on a benchmark, never less than zero. A registered index-linked annuity can move the contract value down as well as up, within insurer-set limits. A variable annuity lets you direct money into a menu of funds, with no limit on gains or losses.
Suppose the reference index falls ten percent over a term. The fixed indexed annuity credits nothing, because its floor is zero. The registered index-linked annuity can credit a negative amount, down to the insurer's floor. Similar descriptions, opposite results.
All four defer tax on growth until withdrawal, can pay income for a life or a fixed period, and carry a death benefit of at least the current value if the owner dies before payments begin. A lump sum out may cost surrender charges, taxes and tax penalties, so these are long-horizon products.
The misconception: "guaranteed" does two jobs. In a fixed annuity it is a promised rate; in a fixed indexed annuity it is a floor of zero. Neither is stronger than the insurer behind it.
Rule: for any annuity question, fix the phase, then the type, then ask who bears the loss — and remember the answer is always mediated by one insurance company.
The tax half is written down; the risk half mostly is not
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Holding period, wash sales and dividend character are defined precisely by the tax authority, and they are the parts of this topic with a citable answer. Portfolio risk — diversifiable risk, duration intuition, sequence of returns — is theory no government publishes, so learn it as mechanics.
Learn three tax mechanics exactly. Holding period is a day count. Sell one day past the anniversary of acquisition and your holding period is more than one year, so the gain or loss is long-term; sell a day earlier and it is not.
The wash-sale rule is the one most often half-remembered. A wash sale occurs when you sell or trade stock or securities at a loss and, within thirty days before or after the sale, buy substantially identical stock or securities, acquire them in a fully taxable trade, or acquire a contract or option to buy them. The window is symmetric, sixty-one days centered on the sale. Sell at a loss on 1 March having bought a replacement on 20 February, and that earlier purchase still triggers it. The disallowed loss is not destroyed; it moves into the basis of the replacement position.
Third, dividend character. Qualified dividends are taxed at the same maximum rate as net capital gain, so a holding period around the ex-dividend date decides the bill. Learn the mechanism, not the current percentages, which move.
One boundary is stated by the publication itself: its rules do not apply to investments held in individual retirement arrangements, section 401(k) plans and other qualified retirement plans. Tax questions about those wrappers have different sources, so do not reason about an IRA from taxable-account rules.
The risk half has no comparable document. Diversifiable versus systematic risk, a beta above one, why a long-maturity low-coupon bond moves most when rates change, why the order of returns matters once you are withdrawing: this is portfolio theory, and no regulator publishes it. Derive it; do not hunt for a citation.
Rule: if the question is about a day count, a basis adjustment or the character of income, there is an exact rule to apply; if it is about how risk behaves, there is a model to reason with.
Two credit stories, and the enhancement that used to hide both
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Municipal securities split into general obligation bonds, backed by the issuer's taxing power and full faith and credit, and revenue bonds, backed by a defined stream. A third case matters more than its share suggests: a conduit issue, where the credit repaying you is a private borrower's.
The SEC's own study frames it the way an analyst would. Municipal issuers primarily issue either general obligation bonds or revenue bonds. A general obligation bond is backed by the taxing power and full faith and credit of the issuer, so its holder may look to general revenues. A revenue bond is repaid from a defined source, which moves your analysis from a tax base to a project's cash flow and the order that cash is applied in.
Conduit financing breaks the intuition. The municipality lends its issuing capacity to a private borrower, and the study says disclosure and credit-quality concerns attach to conduit borrowers as much as to municipal issuers, especially nongovernmental ones. Take a hospital that borrows through a city's issuing authority. The bond carries a municipal name, but repayment depends on the hospital's admissions and margins. If you reason "the city is good for it", you have the wrong obligor.
Credit enhancement explains why municipal analysis is harder than older material suggests. A bank letter of credit, a governmental guarantee or a bond insurer's policy was common in 2000–2007, when more than half of municipal principal issued carried at least one. Their decline, with doubts about ratings, is why you must now analyze the underlying credit yourself. Insurance never improved that credit; it substituted a stronger name, and when those names weakened the substitution stopped working.
On scope: special-tax and special-assessment bonds, double-barreled bonds, moral-obligation bonds, the anticipation-note family, and serial and term schedules are market convention. Learn them as mechanics; these federal sources settle only the two credit families and the enhancement story.
Rule: on any municipal question, name the obligor before the structure — taxing power, a defined revenue stream, or a private borrower wearing a municipal wrapper.
Futures are defined by delivery, margin and who is hedging
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The futures regulations define the terms the market runs on: the delivery month specified in the contract, margin posted at two levels by two parties, and a hedging exemption that turns on whether a position offsets a real exposure. Get those three straight and the clearing structure follows.
A delivery month is the month of delivery specified in a contract of sale for future delivery: a fact about the contract, not about when anyone means to trade. Open positions are those neither fulfilled by delivery nor offset by other contracts in the same commodity and delivery month.
Suppose you are long one March contract and short one May contract in the same commodity. They differ in delivery month, so both stay open and both are margined, even though your net exposure looks flat.
The commonest mistake is reading margin as a down payment. The regulations define the term twice. Clearing initial margin is posted by a clearing member with the clearing organization. Customer initial margin is posted by a customer with a futures commission merchant, or by a non-clearing member with a clearing member. One word covers two postings in a chain, with different amounts and parties at each link. Both are performance assurance, never a partial purchase price.
Hedging is a status with consequences, not a statement of intent. A position may qualify as bona fide hedging for an exemption from position limits, and the regulations also recognize positions offsetting foreign-exchange exposures from current or anticipated assets or liabilities. The test looks at the exposure offset, so a commercial firm and a speculator holding the same contract are treated differently.
Why a futures curve slopes, and how a structured note is built from a bond and an option, are market economics, not regulation. The Commission writes who may clear a swap and what must be posted, not why a curve is in contango.
Rule: for a futures question, fix the contract month, then ask which margin at which link in the chain, then ask whether the holder is offsetting a real exposure.
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