The Cash Ladder

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A quiet fact most retail investors have never internalized. If you are holding more than a month of living expenses in a regular bank checking or savings account right now, you are leaving meaningful money on the table every single day. Not hypothetically. Actually. The difference between a typical bank savings yield and what a short-duration Treasury ladder pays right now is roughly 3.5 percentage points. On 50,000 dollars of idle cash, that is 1,750 dollars per year you are giving away for the convenience of not setting up a better system.

Institutions do not hold cash in bank accounts. They hold it in laddered Treasury bills, money market funds, and short-duration Treasury ETFs. Not because they are smarter than you, but because they figured out decades ago that cash is an asset class, and asset classes have to earn their keep. Today I want to walk you through the exact framework institutional treasury desks use to manage short-duration cash, and show you how to implement it in a brokerage account in about 30 minutes.

The federal funds rate sits at 3.50 to 3.75 percent. The Fed held again this past Wednesday. Markets are currently pricing in maybe one cut for the rest of 2026. This means short Treasury yields are likely to remain in the high 3s or low 4s for the foreseeable future, with a gradual downward drift as cuts get priced in.

For the average retail investor, this creates an unusual window. For the first time in nearly 15 years, you can earn a respectable yield on cash without taking any credit risk or duration risk. A 3-month Treasury bill yields around 4 percent today. A 6-month bill yields slightly less. These are government obligations backed by the full faith and credit of the United States. There is no more conservative asset in the world.

The opportunity is not going to last forever. When the Fed begins cutting in earnest, short yields will compress quickly. The people who have already built a ladder will be locking in their current yield for the maturity of each rung. The people who are still sitting in a 0.5 percent savings account will watch the opportunity disappear before they get around to acting.

A ladder is a simple structure. You divide your cash allocation into equal slices and buy Treasury bills or notes across a range of maturities. As each one matures, you reinvest the proceeds into a new rung at the far end of the ladder. The structure gives you regular liquidity while locking in yields across different points on the curve.

A typical retail ladder might look like this. Take your target cash position, say 60,000 dollars. Divide it into six slices of 10,000 dollars each. Buy Treasury bills maturing in 1, 2, 3, 4, 5, and 6 months. Every month, one rung matures and you roll it out to a new 6-month bill. After the first six months, you have a steady-state structure where you always have cash coming due in 30 days, 60 days, and so on, with the longest rung locking in whatever 6-month yield is available at the time you roll.

The beauty of this structure is threefold. First, you are always earning close to the current short-end yield on the full portfolio. Second, you always have liquidity coming up in 30 days or less, so you are never trapped. Third, the rolling nature means you naturally average across rate environments, which smooths out the reinvestment risk when the Fed eventually cuts.

For a larger cash position, you can extend the ladder further out, adding rungs at 9 months, 12 months, 18 months, and 24 months. Longer rungs lock in higher absolute yields during a steep yield curve environment, or slightly lower yields during an inverted curve environment. Today, the curve is relatively flat in the front end and slightly upward sloping past 12 months, so extending out to 24 months gives you a modest pickup over the short end.

Before you build a ladder, you need to understand which bucket your cash is in. Institutions segment cash into three distinct categories, each with a different liquidity requirement and therefore a different optimal vehicle.

The first bucket is operational cash. This is the money you need immediately to pay bills, handle an emergency, or cover any expense that could hit in the next 30 days. For most households, this is 1 to 2 months of living expenses. This money should live in a high-yield checking account or a money market fund that offers same-day or next-day liquidity. You are optimizing for access, not yield, because you cannot afford to have this money be even 48 hours away when you need it.

The second bucket is reserve cash. This is the money you would tap for an unexpected but not instantaneous event. Job loss. Major medical expense. Home repair. Typically 4 to 8 months of living expenses, though the right number depends on your job security, dependents, and risk tolerance. This bucket is where a Treasury ladder shines. You do not need same-day access, but you want to be able to pull cash within a few weeks if something happens. A ladder of 1 to 6 month bills fits this profile perfectly, because worst case you wait 30 days for the next rung to mature.

The third bucket is opportunity cash. This is the dry powder you hold to take advantage of market dislocations, tax opportunities, or specific investments you are waiting to make. For most investors, this is 5 to 15 percent of liquid net worth. It does not need to be immediately available, but it should be deployable within a few months when the opportunity arises. Longer-duration Treasury bills or short-duration notes, in the 6 to 18 month range, are appropriate here.

Segment your cash into these three buckets first. Then choose the vehicle for each. Most people dump everything into a single bank account, lose track of which dollars are for which purpose, and earn nothing on the whole pile. The discipline of segmentation is what makes the system work.

You have two realistic options.

The first is to buy individual bills and notes through a brokerage account. Every major broker, Schwab, Fidelity, Vanguard, allows Treasury purchases in new-issue auctions and in the secondary market. The commissions are generally zero for new issues, which is what you want for a ladder. You place an order for the maturity you want, the broker executes at auction, and the bill settles into your account. When it matures, the proceeds flow back into your sweep account, and you place the next order.

The second option is to use a Treasury ETF or money market fund that replicates the ladder structure for you. Funds like short-duration Treasury ETFs, 1-3 month bill ETFs, and Treasury money market funds effectively run professionally managed ladders. You buy the fund, and the manager handles the mechanics. The tradeoff is a small expense ratio, typically 10 to 15 basis points, in exchange for automation.

For most retail investors, the ETF route is the right answer. The expense ratio is modest, the liquidity is superior because you can sell shares any day the market is open, and the mental overhead of managing individual maturities is eliminated. The only meaningful downside is that you do not lock in a specific yield for a specific maturity. The fund yield floats as rates change. In a falling rate environment, this means your yield will compress faster than a fixed individual ladder.

If you have 100,000 dollars or more of cash to manage and you want the absolute maximum yield with locked-in rates, build the ladder manually. If you have less than that, or you simply want the simplicity, use the ETF.

One underappreciated advantage of Treasury securities is that the interest is exempt from state and local income tax. If you live in a high-tax state like California, New York, or Oregon, this alone is worth 30 to 80 basis points of after-tax yield versus a bank savings account or a corporate bond of similar duration. Federal tax still applies, but the state exemption is a meaningful benefit that most retail investors overlook.

This is also why, in a high-tax state, a direct Treasury ladder or a dedicated Treasury ETF will outperform a generic money market fund on an after-tax basis, even when the stated yields look similar. Always compute the after-tax yield, not the pre-tax yield, when comparing cash vehicles.

Keep your cash vehicles in taxable accounts rather than tax-advantaged ones where possible. You want to consume the most tax-efficient yield in the place where the tax drag actually happens. Put equities in the taxable account and bonds in the IRA is the conventional wisdom, but for cash and short-duration Treasuries the opposite can make sense because of the state tax exemption.

Once you have built a ladder or chosen a fund, the maintenance is minimal. Check it quarterly. Make sure maturing rungs are being reinvested at current yields. Make sure your bucket sizes still reflect your life circumstances. If you got married, had a child, changed jobs, or moved states, the right cash position has probably changed too.

Platforms that aggregate accounts, like Empower’s free tracker, are useful because they let you see the cash position across every account in one view. If you are like most people, you have checking, savings, a brokerage sweep, and maybe a money market fund at three different institutions. The aggregated view is what reveals whether your actual cash position matches your intended one. It usually does not.

Holding too much cash because it feels safe. Cash at 4 percent yield still loses purchasing power to inflation at 3 percent. The nominal yield is the highest it has been in 15 years, but the real yield is modest. Cash is a tool, not a strategy. Holding six years of living expenses in Treasury bills is not conservative. It is a failure of asset allocation.

Holding too little cash because markets are rallying. When equities are up 20 percent over the trailing 12 months, it feels crazy to leave money in cash earning 4 percent. This is exactly when cash reserves matter most, because the next drawdown is coming at some point and dry powder is how you take advantage of it without having to sell something else at the wrong time.

Chasing yield in unregulated products. Promotional yields from fintech apps, unusual savings products, or DeFi stablecoins that pay 8 or 10 percent are almost always hiding credit risk, platform risk, or both. If the yield is meaningfully above the Treasury yield, you are being paid for risk you may not understand. Treasury yields are the risk-free benchmark. Any premium above that comes with a reason.

Forgetting the maturity calendar. If you build a manual ladder, set calendar reminders for each rung. Missing a rollover by a week might cost you 30 basis points of annualized yield, which adds up. The system only works if you actually run it.

Calculate your current cash position across every account. Include checking, savings, brokerage sweep, money market, and any cash balances in retirement accounts.

Segment that total into the three buckets. Decide how much is operational, how much is reserve, and how much is opportunity cash.

For the reserve and opportunity buckets, choose a vehicle. Either build a manual ladder in your brokerage account or pick a short-duration Treasury ETF that does it for you.

Execute the reallocation this week. Do not wait for a better entry point on Treasury yields. The whole point of a ladder is that you are laddered across maturities, so you do not need to time the entry.

Set a quarterly reminder to audit the system and rebalance the bucket sizes.

The Wealth Architecture Blueprint includes the full cash management playbook with specific vehicle recommendations, the exact ladder configurations I run for different account sizes, and the decision tree for choosing between individual Treasuries and ETFs. To get the Blueprint, reply BLUEPRINT.

If you want just the cash ladder worksheet with the three-bucket calculator and ladder template, reply LADDER and I will send it over.

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Have a great week ahead.

Taylor Voss

Money Systems Lab

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