How to invest for a 100-year life
The new rules of longevity planning.
CIBC Investor’s Edge
Mar. 09, 2026
3-minute read
What if living to 100 wasn’t a miracle, but just the new normal? For today’s investors, that possibility isn’t some sci-fi daydream — it’s an emerging reality. In the age of longevity, the playbook for retirement and investing is getting a rewrite. The big question: will your money —and your mindset — keep up?
The new reality: Longer lives are here
Medical progress, better nutrition, smarter living — add them up and you’ve got more candles on more birthday cakes. If you’re 40 or 50 today, the odds are good you’ll see 90. If you’re younger, 100 isn’t just possible, it’s plausible.
But longevity isn’t just about getting more time. It’s about getting more out of the time you have. That means rethinking how we invest — not just to “make it through,” but to thrive, adapt and keep doors open at every age.
Rethinking what’s possible at any age
Thriving later in life isn’t limited to one field. Warren Buffett, in his 90s, was still making investment headlines as CEO of Berkshire Hathaway. Jane Goodall, in her 90s, traveled the world advocating for conservation and inspiring young scientists. Toni Morrison published prize-winning novels into her 80s. Queen Elizabeth II was attending public events and leading until her passing at 96. And closer to home, Lorne Michaels — Canadian creator of Saturday Night Live — continues to shape pop culture and discover new talent in his 80s.
It's about more than just time
These stories aren’t just about staying busy — they’re about pushing boundaries, opening new chapters and showing that meaningful work and fresh achievement can happen at any age.
Communities are changing too. Older adults are enrolling in university courses, joining sports leagues and launching local businesses. The old idea that life is divided into “working years” and “retirement years” is fading. What’s taking its place? A much richer mix — part work, part leisure, part learning, part giving back.
Investing for the age of longevity
For investors, this shift isn’t just about saving for a longer retirement — it’s about rethinking how you invest, where you find opportunity and how to stay financially and personally resilient for the long haul. Industries are evolving to meet new demands: travel, education, healthcare, wellness and housing are all being reimagined for an older-but-more-active population. That’s not just good news for individuals — it’s creating investing opportunities you might not have considered.
Let’s dig into how a longer, richer life changes the way we should think about investing. We’ll leave the scare tactics at the door and focus on real shifts, practical moves and why old assumptions might need a refresh.
Want to go deeper? For actionable strategies on how to structure your portfolio for the age of longevity, check out Turning longevity thinking into action. For fresh investing ideas inspired by today’s longevity trends, read Longevity investing: Sectors and trends you can’t ignore.
