how does what is negative correlation affect diversification?

I’ve been checking my portfolio correlation matrix and saw some pairs moving in opposite directions.

Curious about how this negative correlation really plays into my diversification strategy. Does it always lower risk or can it sometimes go wrong?

Negative correlation lowers portfolio volatility but it comes with risks. You may see more stable returns but it can also limit your upside. The issue arises during market crashes when correlations can flip unexpectedly. Protective assets might move together just when you need them to act differently. I’ve seen many traders caught out as both positions move against them in critical moments. It’s smarter to focus on position sizing rather than relying solely on shifting correlations.

Negative correlation works great until it suddenly doesn’t.

Negative correlation cuts risk most of the time, but it breaks down when markets crash. Watch your pairs closely.

Negative correlation spreads risk, but it shifts with market conditions and timeframes.

I’ve noticed stronger negative correlations on normal trading days. They fall apart during high-impact news or volatile sessions. Don’t rely on it completely.

Mix different asset classes, not just currency pairs. You’ll get better protection than banking on two correlated pairs always moving opposite directions.

Negative correlation works, but it’s no magic bullet. Found this out the hard way pairing EUR/USD with USD/CHF, thinking they’d always move opposite.

Most days it worked perfectly. EUR/USD dropped, USD/CHF went up, losses balanced out. But during big news or market crashes? Correlations flip fast. Both pairs sometimes moved together when the dollar went crazy.

Here’s the thing - correlations change constantly. What’s negatively correlated today might not be next month. I check my correlation matrix every few weeks now instead of assuming it’ll stay put.

Yeah, negative correlation does lower your portfolio risk when it’s working. Just don’t bet everything on it because when correlations break, they break exactly when you need them most.

Been trading negatively correlated pairs for years and here’s what I learned - timing beats correlation numbers every time.

Your correlation matrix shows historical data, but forex moves on current events. I held AUD/USD and USD/JPY thinking they’d balance each other out. Worked fine until the Fed surprised everyone with a rate decision. Both trades tanked because dollar strength overpowered everything else.

The real benefit isn’t avoiding losses completely. It’s smoothing out your equity curve. My monthly drawdowns got way smaller once I started pairing negatively correlated trades. Bad days became okay days, good days stayed good.

One trick - check correlations across different timeframes. Something might be negatively correlated on daily charts but positively correlated on 4-hour charts. Trade the timeframe that matches your correlation setup.

Also track your correlations during different market sessions. Asian session correlations often differ from London or New York. I keep separate correlation notes for each major session now.