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Latest filing published 01 Oct 2025 for Ategrity Specialty Insurance Co Holdings, €101k.
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Stuart J. Zimmer (chief executive) discloses dealings in 2 companies, chiefly Ategrity Specialty Insurance Co Holdings and Zimmer Energy Transition Acquisition Corp. Over a trading history stretching from 12 March 2021 to 30 September 2025, the count stands at 10 filings.
Market trades split into 6 purchases (€29.8M) and 1 sale (€198). The net balance comes to €29.8M on the buying side. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Outside the open market, there are 1 share grant. In 2025 alone, the filings show 5 purchases and no sales.
In size, the median ticket on the buying side is €90k. The 6 purchases reviewed show no overlap with other insiders buying the same stock within a month.
The latest filing, published on 1 October 2025, reports an open-market purchase of €83k in Ategrity Specialty Insurance Co Holdings. Typically, a trade is published a median of 4 days after it takes place. US insiders must file a Form 4 within two business days of a trade. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
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