Why Doing Nothing Might Be Your Best Investment Move

We live in a culture obsessed with optimization. We track our steps, our sleep, our screen time — and understandably, we bring that same instinct to our portfolios. Surely more activity means better results, right?

Actually, the research says the opposite.

A widely cited study looked at what would happen if an investor simply bought the S&P 500’s constituent companies decades ago and never touched the portfolio again — no rebalancing, no trading, nothing, even as individual companies dropped out of the index entirely. The result nearly matched the actual index return over more than fifty years. Meanwhile, a single randomly chosen stock underperformed that same index more than half the time.

In other words: broad diversification plus doing nothing beat most attempts to be clever.

Warren Buffett said it best back in 1996: “We continue to make more money when snoring than when active. Inactivity strikes us as intelligent behavior.” I’d only add one thing — inactivity only works when it’s paired with real diversification from the start. Doing nothing with a concentrated bet is just a slower way to find out you were wrong.

There’s a phrase I come back to often in Scripture: “Be still, and know that I am God” (Psalm 46:10). It wasn’t written about investing, but it might as well have been. Stillness isn’t passivity or neglect — it’s trust. It’s choosing not to interrupt something you already believe in because a headline told you to panic.

Once you’ve made the big decisions — spend less than you earn, save consistently, build a properly diversified portfolio — the research is pretty clear that most additional activity does more harm than good. The hardest and most valuable thing you can do with a sound plan is often simply to leave it alone.

If “leaving it alone” still feels hard, that’s what I’m here for. Let’s talk through why the plan is built the way it is, so staying the course feels less like white-knuckling and more like trust.