Herb Greenberg  |  On the Street

Herb Greenberg | On the Street

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How to avoid the biggest mistake investors make! Always flying red flags – and a few green ones, too!

Red-Flagging a Hot Data Center Play
BlogMay 6, 2026

Red-Flagging a Hot Data Center Play

Modine Manufacturing, a century‑old thermal‑management firm, has seen its shares soar roughly 1,000% in three years as investors chase data‑center cooling exposure. The company began by producing the Spirex radiator for tractors and later expanded into vehicle thermal systems before...

By Herb Greenberg | On the Street
Red Flag Update: The Games GFL Plays
BlogMay 4, 2026

Red Flag Update: The Games GFL Plays

GFL Environmental’s shares surged roughly 55% from their May 2024 low, despite a tumultuous two‑year period marked by arson attacks, gunfire at CEO Patrick Dovigi’s home, and a contentious $4.8 billion CAD (≈$3.5 billion USD) bid to acquire Secure Waste Infrastructure. The stock’s...

By Herb Greenberg | On the Street
Live Tomorrow with David Weidner – Companies that REALLY Use AI
BlogApr 30, 2026

Live Tomorrow with David Weidner – Companies that REALLY Use AI

Herb Greenberg announced a live interview with David Weidner, creator of the CapitAI database, scheduled for April 30, 2026 at 1 p.m. ET/10 a.m. PT. CapitAI catalogues firms that are truly investing in artificial intelligence rather than merely touting it. The session...

By Herb Greenberg | On the Street
The Wrap - Here We Go... AGAIN!
BlogApr 18, 2026

The Wrap - Here We Go... AGAIN!

ESAB, a century‑old welding and cutting equipment maker, traces its roots to a Danaher spin‑off created by the Rales brothers. The blog argues that management’s claim of being a “premier industrial compounder” is misleading, noting that the company’s fundamentals do...

By Herb Greenberg | On the Street
Red Flag Alert – ESAB's False Narrative
BlogApr 16, 2026

Red Flag Alert – ESAB's False Narrative

ESAB Corp., a welding‑equipment rollup spun out of Colfax (now Enovis), markets itself as a premier industrial compounder. The company’s narrative leans on its lineage to the Rales brothers, who founded Danaher and still hold a >5% stake while Mitchell...

By Herb Greenberg | On the Street
Replay of the Zoom on Turning Point
BlogApr 10, 2026

Replay of the Zoom on Turning Point

Sabrepoint Capital’s George Baxter released a replay of his Zoom call on Turning Point Brands (TPB), arguing that the company’s guidance for pouch sales this quarter is too conservative. He cites a newly launched product and heightened political friction involving...

By Herb Greenberg | On the Street
Herb Greenberg | On the Street | Pulse