I’m Reinis Fischer, founder & CEO of the Terramatris crypto hedge fund. Passionate about capital markets, with deep expertise in derivatives markets.

Each week, I publish a detailed options trading journal with real positions, adjustments, and results.

Outside the markets, I might occasionally share travel experiences, standout restaurants, simple food ideas, and my ongoing building and renovation projects

Weekly options

Week 57 / NVDA Credit Spreads, ARCC Put, +0.86% Gain

As of May 8th, 2026, our options trading driven stock portfolio increased slightly by another +0.86%, closing at $12,323.NVDA stock surged above $215, and our previous week’s credit spreads expired worthless. I opened a new position for next week’s…

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Week 56 / How NVDA Pullback Boosted Our Options Income Strategy (+0.97%)

As of May 1st 2026, our options trading driven stock portfolio increased slightly by +0.97%, closing at $12,218. This week was one of the rare times I didn’t mind seeing NVDA drop—from $210 to below $200. As a put seller, sharp rallies are…

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Week 55 / NVDA Above $200: How the Rally Impacts Our Options Strategy

As of April 24, 2026, our options trading driven stock portfolio decreased slightly by -0.72%, closing at $12,101. Since the portfolio’s base currency is EUR, the dip is partly due to USD strengthening by about one cent, now trading around 1.17…

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Latest articles

Berlin Brandenburg Airport

In April 2026, I had my first experience with Berlin Brandenburg Airport (BER) while flying the Riga–Berlin–Riga route with airBaltic. This was my first time using Berlin’s main international airport, and overall, it left a solid impression—modern, functional, and relatively easy to navigate. About a decade ago, I had the chance to travel through…

Germany |
Embedded thumbnail for Mumbai & Goa / India Trip

Mumbai & Goa / India Trip

It has already become something of a tradition for us - escaping the cold during our daughter’s winter school break and trading grey skies for warmth, color, and a slower rhythm of life. Each year, we carve out about three weeks to leave Tbilisi behind and head somewhere sunnier. And more often than not, that “somewhere” turns out to be India.Our…

India |