InsidersTradesSigma
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Discover the complete record of transactions filed by Sakamoto John. Insider active across 2 companies, notably SkyWater Technology, Inc. Cumulatively, 9 filings have been published. Split: 0 buy · 1 sell. Total volume traded: €103k. History available since 15 October 2023. The latest transaction was filed on 15 March 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
9 of 9 declarations
Sakamoto John is a declarant linked to SkyWater Technology, Inc, where he is President and COO. He has 4 filings in total, and within the sampled recent filings the period runs from 2023-10-19 to 2025-02-20, with EUR 102604 in sales and EUR 0 in buys; the modal transaction nature is Attribution.