YieldMax HIMS Option Income Strategy ETF (HIYY)

Call-selling funds cap your gains to fund your income. HIYY does this mechanically, on a single stock, every month.

HIYY is an exchange-traded fund that holds shares of Teladoc Health (a telehealth provider) and sells monthly call options against those shares to generate income. It follows the so-called “covered call” or “buy-write” strategy, in which a fund collects option premium — the cash buyers pay for the right to buy a stock at a fixed price in the future — in exchange for ceding the upside beyond that price. The result is a fund engineered to deliver high current yield, but one where gains above the strike price do not accrue to the fund or its shareholders.

The covered call playbook

A covered call works this way: you own a stock, and you sell someone the right to buy it from you at a predetermined price (the strike) on a predetermined date. They pay you cash upfront — the premium. If the stock stays below the strike by the expiration date, you keep the premium and usually sell new calls for the next month, collecting again. If the stock rises above the strike, the buyer exercises, you sell your shares at the strike price, and you pocket the premium but miss the additional gain.

HIYY executes this every month on Teladoc Health shares. YieldMax runs an algorithm to select strike prices that balance premium collection against the probability of being “called away” — having your shares forcibly sold because the stock rose. A higher strike means less premium but less chance of the stock being called away; a lower strike means more premium but higher odds of missing gains. YieldMax’s choice of strikes — typically close enough that there is meaningful risk of going higher — is how the fund justifies its advertised high yield. The premium collected every month gets distributed to shareholders, making HIYY very income-focused.

Why this only works on one stock

Most option income ETFs fail because options are expensive to trade in scale on hundreds of different stocks; the bid-ask spreads and transaction costs kill the yield advantage. Teladoc Health is liquid enough that selling large volumes of monthly call options remains economical, so HIYY can exist. But this also means HIYY is not a diversified fund — it is a bet on one company and its volatility. If Teladoc collapses, so does the fund. If Teladoc soars, investors miss the bulk of the move above the strike. That concentration risk is the price of the high income.

The yield conversation and monthly resets

Monthly expirations mean monthly rebalancing. Some months Teladoc will be called away and the fund buys shares back at the new price; some months it keeps rolling the same strikes forward. Over time, this mechanical discipline can lead to a kind of cost averaging — buying back after a dip, selling after a rise — but it is not foolproof, and the trading costs and tax consequences of monthly turnover are real. In a tax-deferred account (IRA, 401k), HIYY’s tax inefficiency is less of a concern; in a taxable brokerage account, the monthly distributions and potential short-term capital gains can be costly.

The fund’s ability to deliver high income depends on continued options market liquidity around Teladoc and volatility high enough that buyers are willing to pay substantial premiums. If Teladoc’s stock becomes quiescent — trading in a narrow range with low implied volatility — the premium collected will fall, and the fund’s headline yield will disappoint.

A hedge against own company bias

For investors who own Teladoc Health shares and believe the company will not dramatically outperform, selling calls against it and collecting income makes intuitive sense: turn a static position into a yield generator. For investors building a portfolio, HIYY is a much stranger choice, because it replaces diversification with a single company and replaces upside participation with premium collection. Owning HIYY is essentially betting that Teladoc will stay within a range and that the option income will more than compensate for the lost capital appreciation outside that range — a statement that is probably true most of the time, but that breaks down sharply in bull markets or if Teladoc becomes a breakout success.

Tax and holding-period considerations

The monthly distributions are usually short-term capital gains, taxed at your ordinary income rate. Option strikes that roll over are tantamount to sales, creating realized losses or gains even if you never actually closed the position. A shareholder in HIYY can face a high tax bill relative to the actual cash received if held in a taxable account, particularly if Teladoc rallies sharply and the fund is repeatedly called away at low strike prices.

How to research HIYY

Read YieldMax’s fund prospectus carefully to understand the exact strike-selection methodology and the frequency of rebalancing. The fund’s fact sheet will show the current strike price, the probability of assignment, and the current yield — all useful inputs for deciding whether the income is worth the capped upside. Watch the monthly distributions and compare the fund’s actual yield over rolling one- and three-year periods to its stated objective; sometimes yield strategies underperform their target if volatility drops. Compare Teladoc’s standalone upside potential to the yield HIYY is offering; if you believe Teladoc will double, the capped-upside structure is an expensive way to generate income. If you think it will move sideways, HIYY’s income is compelling.