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High Growth Investing

With a 35-year record of disciplined stock-picking success, Stefan Waldhauser’s High Growth Investing champions steady wealth building over the flashy quick-profit gambits crowding today’s markets.

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IONOS Stock: From a Boring Web Hosting Provider to an AI Winner?

How IONOS plans to transform its hosting platform into an AI-native operating platform for nearly 7 million businesses.

IONOS Aktie: Vom langweiligen Webhoster zum KI-Gewinner?

Wie IONOS seine Hosting-Plattform zu einer KI-nativen Betriebsplattform für fast 7 Millionen Kunden umbauen will.

High Growth Investing Newsletter #358

24 August 2026 | Why the OpenRouter Acquisition is so Important | Purchase of Doximity Stock

Doximity Stock: Is This a Potential Winner in AI Harnessing?

Doximity combines a leading platform for U.S. doctors with highly profitable monetization and new AI products. Revenue growth is currently sluggish—but that is precisely where the opportunity lies.

Doximity Aktie: Einstieg in einen möglichen AI-Harnessing-Gewinner?

Doximity verbindet eine dominante Plattform für US-Ärzte mit hochprofitabler Monetarisierung und neuen AI-Produkten. Das Umsatzwachstum ist derzeit mau – doch genau darin liegt eine Chance.

High Growth Investing Newsletter #357

17 August 2026 | Funding Frenzy Surrounding AI Infrastructure | Updates on Airbnb, Lyft, Monday, and Upwork

HGI Earnings Radar #2: Airbnb, Lyft, monday, Upwork

Airbnb and Lyft Show Operational Strength - monday. com Tries to Find New Growth, and Regarding Upwork I Made a Tough Decision

HGI Earnings Radar #2: Airbnb, Lyft, monday, Upwork (DE)

Airbnb und Lyft liefern operative Stärke – monday. com kämpft um neues Wachstum, bei Upwork steht eine schwere Entscheidung an

HGI Newsletter #356

10 August 2026 | SaaS Stock Rebound | Underestimated AI | Updates on PayPal, People, Uber, and HubSpot

HGI Earnings Radar #1: PayPal, People, Uber, HubSpot

PayPal continues to generate billions, People remains absurdly cheap, Uber is betting on robotaxis, and HubSpot is causing unease with its aggressive AI push.

HGI Earnings Radar #1: PayPal, People, Uber, HubSpot (DE)

PayPal produziert weiter Milliarden, People bleibt absurd billig, Uber setzt auf Robotaxis – und HubSpot verunsichert mit seiner aggressiven Agenten-Offensive

HGI Newsletter #355

3 August 2026 | Big Tech Earnings Fireworks | SaaS Isn't Dead | “Harness” Explained Simply

The Comeback of SaaS Stocks That Were Written Off

From the SaaSpocalypse to SaaS 2.0: Why "Harnessing" Is More Than Just a New Buzzword