This is not financial advice. All views are personal.
Most people think portfolio concentration is a risk management decision.
It isn’t. It’s an attention management decision.
10 Is Not a Magic Number
Let me be honest — 10 positions is actually a lot.
Tracking 10 different companies properly means understanding 10 different businesses, 10 different cycles, 10 different risk factors. That’s a serious amount of work for someone with a full time job and a life outside markets.
The number isn’t the point. The principle is.
Don’t hold more positions than you can genuinely track. For me that’s around 10. For someone else it might be 5. The honest question isn’t “how many stocks should I own” — it’s “how many companies can I actually pay attention to?”
The iPhone Test
Think about it this way.
An iPhone at ₹1 lakh feels expensive. The same iPhone at ₹50,000 feels attractive. But before you buy — you need to confirm it’s actually the same iPhone. Same specs. Same condition. Same value.
That’s exactly how I look at stocks.
A <a href=”https://notradezone.in/how-i-identify-range-bound-psu-stocks-my-approach/”>PSU stock</a> down 30% from its high looks attractive. But is it the same company it was at the high? Are the fundamentals intact? Is the thesis still valid?
The price drop creates the opportunity. The verification confirms whether it’s real.
Most people skip the verification because they’re tracking too many stocks to go deep on any of them. That’s where concentration helps — fewer positions means more depth per position.
Opportunity Drives Entry. Nothing Else.
Here’s the rule I follow:
Buy because there is an opportunity. Not because you feel you should be buying something.
3-4 stocks can give you 10 genuine opportunities in a year if you track them properly and understand their cycles. That’s enough. You don’t need 20 stocks to stay busy. You need 4-5 stocks you understand deeply and the patience to wait for their setups.
We are not looking for a one-time jackpot. We are looking for repeatable opportunities from businesses we already understand.
That’s more reliable than chasing the next big thing.
What Happens When You Track Too Many
Time is your biggest asset. Not capital. Not information. Time.
Think about it like this — would you rather do 10 tasks badly or 2 tasks well and then move to the next 2?
When you’re tracking 15-20 positions you’re doing 15-20 tasks simultaneously. None of them get your full attention. You miss the entry signal on the stock you know best because you were distracted by the one you barely understand. That’s how <a href=”https://notradezone.in/how-to-stop-overtrading-in-stock-market-simple-framework-that-works/”>overtrading</a> happens.
The goal is not to be right on 100 stocks. The goal is to be right on the opportunities that come from businesses you genuinely understand.
You do not need to be right often. You need to be right enough on setups you genuinely understand.
The Real Risk Is Not Concentration
Everyone worries about concentration risk — what if one of your 10 positions blows up?
That’s a real risk. But it’s manageable with position sizing and thesis-based exits.
The risk nobody talks about is ignorance risk — owning 25 stocks and not truly understanding any of them. That’s how you end up holding a Yes Bank without fully understanding the risks. That’s how you hold a falling knife because you never did the deep work to know when to let go.
Concentration forces you to know what you own. That knowledge is the real protection.
Concentration without research is not conviction. It’s gambling.
The NoTradeZone Rule
Track fewer. Know more. Wait longer.
The opportunity will come. Your job is to be ready when it does — not to manufacture activity while you wait.
Related Reading
→ The NoTradeZone Methodology — How I Think About Entries and Exits
→ How to Stop Overtrading — A Framework That Works
→ FOMO in Investing — How Noise Kills More Portfolios Than Bad Stocks
→ How I Identify Range-Bound PSU Stocks — My Approach
About the Author
Jonathan — Endurance athlete. Investor by discipline. I document real trades in real time — entry prices, thesis, risks and honest updates. No tips. No calls. Just disciplined thinking, publicly archived.
All views expressed are personal. This is not investment advice. Please consult a SEBI registered advisor before making investment decisions.