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educationSeptember 10, 20262 min read

Fed Decision on September 16: Why Interest Rates Swing Your ETF by 3-5%

In exactly 6 days, the Fed makes one decision that could move your €10,000 ETF portfolio by €300-500 — without you doing anything.

Thomas
Thomas·Crypto & Stocks Creator

The Problem with Central Banks

At 2:00 PM next Tuesday, Jerome Powell sits in front of the camera and says four words: "We are raising rates" or "We are holding." That's it. Four words decide whether your ETF is up or down tomorrow.

It sounds insane — but that's exactly how it works.

Why Interest Rates Move Your Portfolio

Here's how it functions (no jargon):

Scenario 1: Rates Go Up The Fed says: "We're raising the base rate by 0.25%." What happens?

  • Your bonds immediately become more valuable (old bonds pay less than new ones = price rises).
  • But tech and growth stocks (Apple, Nvidia, Tesla) fall — because their future profits are worth less when money gets expensive.
  • An ETF with 60% tech exposure? It drops 3-5%.

Scenario 2: Rates Stay the Same The Fed says: "Status quo." Markets exhale. Why? Because many investors expected a hike. When relief comes, they buy again — prices rise 2-4%.

What This Means for Your Money

Daniel's example: My daughter Lena invested €10,000 in a world ETF two weeks ago. Her first investment. I told her: "If the Fed raises next week, your portfolio will temporarily drop by €300-500. That's NOT real — that's just the market getting nervous. Leave it alone."

That's exactly the lesson: Central banks set the tone, but long-term winners are those who stay put.

My T-stock wound taught me that. I went into DAX funds in 2000, the New Market crashed, I panicked and sold. If I'd stayed put, the curve would have recovered within 5 years. But I let short-term fears get too big.

The Fed decides next week. No matter what they say: If your ETF is a solid setup, one meeting doesn't change that.

What Happens Now

  • Monday 15 Sep, 2:30 PM Jobless Claims (the final inflation data before the Fed)
  • Wednesday 16 Sep, 8:00 PM Fed Decision
  • Thursday 17 Sep, morning post-analysis (who was right)

If the numbers tomorrow are surprisingly bad, the Fed is more likely to hold. If good: probably raising. That's the game.

Disclaimer: This article is for informational purposes only and does not constitute financial advice. Past performance is not indicative of future results.

Sources

BeInOptions Research

Frequently Asked Questions

Why do tech stocks fall when rates rise?

When money becomes more expensive (higher rates), bonds become more attractive. Investors shift from growth tech stocks to bonds. Also, future earnings of tech firms are worth less when borrowing is expensive.

My ETF dropped 5% — should I sell?

No. That's a normal market reaction to interest rate news. If your ETF is solid long-term, a 5% daily drop is no reason to sell. That's exactly where beginners like me made mistakes in 2000 — panicking and selling.

When is the best time to invest?

After a Fed fear phase. When markets are nervous, prices are low — perfect for adding. Patience is your superpower as a beginner.

Key Options Terms

A quick refresher on the terms that keep coming up in options stories like this one.

Implied Volatility (IV)
The volatility the market expects. Rising IV makes options more expensive; falling IV makes them cheaper. IV guide
The Greeks
Delta, Gamma, Theta and Vega measure how an option reacts to price, time and volatility. Greeks explained
Open Interest
The number of open contracts. Heavy open interest at a strike flags an important price level. Read the chain
Premium
The price of an option. Sellers collect it; buyers pay it for the right to trade. Basics
Exercise & Assignment
What happens at expiration when an in-the-money option is actually settled. Learn more
Defined Risk
Strategies such as spreads where the maximum loss is known from the outset. Strategies

Options & the News – Quick Answers

How do stories like this move option prices?

News mostly works through expected movement: when uncertainty rises, so does implied volatility and therefore premium – often regardless of direction.

Do I have to bet on direction to benefit?

No. Defined-risk strategies such as the iron condor or a covered call trade volatility and time value rather than an exact direction.

I am a beginner – where should I start?

Start with our beginners guide and the glossary before putting real capital to work.

Thomas

Author

Thomas

Crypto & Stocks Creator

Retail Trader

Self-taught+ Years

Thomas, 26, is self-taught. He turned his obsession with finance YouTube into his own channel, broadcasting from a converted bedroom studio: brick wall, one mic, a laptop. Not a suit, not an institution, not a signal service. His whole mechanic is one thing: he tracks what the biggest crypto and stock creators are covering right now, and posts the sharper second opinion within hours – not the summary you can get anywhere, but the part everyone else skipped. That's his credibility model too: the retail seat with a small account, honest enough to say when something once cost him money.

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Disclaimer: This article is for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.