Latest filing published 12 Dec 2025 for Staar Surgical Co, €55k.
Insider track record
Nathaniel Sisitsky: trading record in brief
Nathaniel Sisitsky, listed as board member, has filed trades across 2 companies (mainly through SEC (Form 4)), most often in Nuvasive Inc and Staar Surgical Co. We count 19 filings; the first trade dates from 1 July 2018 and the latest from 11 December 2025.
Not one of the filings records a straightforward purchase or sale on the market. Because grants and exercises are largely decided by remuneration plans, they are not counted as purchases here.
The latest filing, published on 12 December 2025, reports a share grant of €55k in Staar Surgical Co. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. Section 16 rules allow two business days to file each Form 4. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to Nathaniel Sisitsky
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 2,616 shares@ US$24.68100.0% of flowCommon StockSEC:0001193125-25-318018:0
- 2,334 shares@ US$18.0041.1% of flowCommon StockSEC:0000950170-25-039703:1
- 5,827 shares0Common StockSEC:0000950170-25-039703:0
- 21,935 shares0Common StockSEC:0001209191-23-058370:0
- 22,423 sharesCommon Stock, par value $0.001 per shareSEC:0001209191-23-048173:0
- 1,976 shares@ US$42.6717.6% of flowCommon StockSEC:0001209191-23-015851:1
- 5,333 shares0Common StockSEC:0001209191-23-015851:0
- 2,868 shares@ US$54.5130.8% of flowCommon StockSEC:0001209191-22-015766:1
- 8,029 shares0Common StockSEC:0001209191-22-015766:0
- 861 shares@ US$71.4521.7% of flowCommon StockSEC:0001209191-21-030010:1
- 2,493 shares0Common StockSEC:0001209191-21-030010:0
- 604 shares@ US$65.8154.8% of flowCommon StockSEC:0001209191-20-015523:1
- 1,586 shares0Common StockSEC:0001209191-20-015523:0
- 1,710 shares0Common StockSEC:0001209191-19-041253:0
- 591 shares@ US$56.9516.3% of flowCommon StockSEC:0001209191-19-041253:1
- 4,950 shares0Common StockSEC:0001209191-19-016863:0
- 1,768 shares@ US$58.4849.6% of flowCommon StockSEC:0001209191-19-016863:1
- 1,710 shares0Common StockSEC:0001209191-18-041281:0
- 589 shares@ US$52.1214.4% of flowCommon StockSEC:0001209191-18-041281:1
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