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Latest filing published 13 Aug 2026 for Tantalus Systems Holding Inc. (formerly RiseTech Capital Corp.), €37k.
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
No signal scores available.
Michael Howard Grandis is a declared insider of Tantalus Systems Holding Inc. (formerly RiseTech Capital Corp.), with filings sourced from SEDI. Over a trading history stretching from 29 January 2021 to 8 August 2026, the count stands at 6 filings.
No open-market purchase or sale appears among the filings, only grants, plan transactions and other operations. Because grants and exercises are largely decided by remuneration plans, they are not counted as purchases here.
The newest entry dates from 13 August 2026: an option exercise of €37k, in Tantalus Systems Holding Inc. (formerly RiseTech Capital Corp.). Filings reach the SEDI feed a median of 5 days after the trade. This delay matters because a trade only becomes useful information once it is public. This summary is built from SEDI disclosures alone and does not predict where the share price will go.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
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