InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (6 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
6
T+90 hit rate
0%
T+90 mean return
-9.6%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by CHIZEVER GERALD M, Director. Insider active across 1 company, notably OSI Systems INC. Cumulatively, 11 reports have been published. Breakdown: 0 buy · 6 sells. Total volume traded: €1.9m. History available since 8 July 2021. The latest transaction was filed on 6 July 2026 (Retenue fiscale). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations11 total
231 shares@ US$221.76Common StockSEC:0001134261-26-000003:0
2,701 shares@ US$195.8324.8% of flowCommon StockSEC:0001415889-25-002144:0
2,000 shares@ US$148.1613.6% of flowCommon StockSEC:0001415889-24-026491:0
3,000 shares@ US$138.4118.5% of flowCommon StockSEC:0001415889-24-023380:0
1,403 shares@ US$139.028.7% of flowCommon StockSEC:0001415889-24-021524:0
3,000 shares@ US$134.1118.4% of flowCommon StockSEC:0001415889-24-012762:0
1,500 shares@ US$118.598.1% of flowCommon StockSEC:0001415889-23-009064:0
1,500 shares@ US$117.048.0% of flowCommon StockSEC:0001415889-23-008522:0
2,302 shares0Common StockSEC:0001415889-22-007588:0
1,910 shares0Common stockSEC:0001104659-21-090768
1,910 shares0Common stockSEC:0001104659-21-090768:0
11 of 11 declarations
About CHIZEVER GERALD M
Gerald M. Chizever is a Board Member at OSI SYSTEMS INC. He brings his expertise to the board and actively participates in the governance of the company.
