01/16/2026
Someone getting started investing recently asked me: “What are the biggest financial mistakes people make that are actually avoidable?”
The truth: most missteps aren’t about picking the “wrong stock”, they’re about planning, structure, and small decisions that compound over time. Here’s a list of common mistakes I see:
1) No emergency fund
Jumping into markets without a buffer turns normal volatility into a crisis.
Fix: Park 3–6 months of essential expenses in a high‑interest savings account or cashable GICs.
2) Letting taxes drive the plan
Taxes matter, but don’t let account choices paralyze action.
Fix: Start with tax‑advantaged accounts (TFSA, FHSA, RRSP); optimize as your situation evolves.
3) Concentration risk
Overweighting employer stock, one sector, or one property magnifies downside.
Fix: Diversify and rebalance on a schedule to ride out the bad days.
4) All‑or‑nothing market timing
Going “all cash” or “all in” based on fear or FOMO is costly.
Fix: Set a long‑term portfolio mix that fits your risk tolerance; add regularly and let compounding work.
5) Investing while carrying high‑interest debt
Paying 19% while chasing 7% is uphill.
Fix: Pay down high‑interest balances → establish emergency fund → then invest.
6) Out‑of‑date beneficiaries & estate docs
Unchanged beneficiaries or no POA/will can derail intentions.
Fix: Review after life events and coordinate across registered plans and insurance.
7) Idle short‑term cash earning 0%
Near‑term dollars lose to inflation; too much risk jeopardizes the goal.
Fix: Match time horizon - HISA/GICs/ultra‑short bonds; mind deposit‑insurance limits and liquidity.
8) Fee blindness
Embedded costs can drag returns.
Fix: Compare all‑in costs and taxes; simplify where fees aren’t adding value.
9) Underinsuring the big risks
Gaps in disability/life/critical illness can undo decades of saving.
Fix: Prioritize income replacement; align coverage to liabilities and dependents.
10) No written plan
Great intentions fade without cadence.
Fix: Document targets, cash‑flow assumptions, portfolio rules, and an annual review date.
Scenarios
- When markets are calm: Stick to the schedule. Rebalance, maintain your emergency fund, automate contributions.
- When markets are rough: Trust the process. Use cash (not investments) for surprises, and let rebalancing and time work.
Takeaway: Avoiding mistakes isn't about prediction - it’s about process. Small, boring systems prevent the big, expensive detours.
If you (or someone you know) want a second set of eyes on your setup, let’s start with a plan. → https://www.nbfwm.ca/knight-wealth-management.html
Important: Investment strategies, asset allocation, and insurance decisions involve trade‑offs and may not suit every investor. Align choices with your time horizon, risk comfort, and overall plan.
With National Bank Financial - Wealth Management, you can rely on a solid financial partner. Find out how our personalized support can help you.