InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the detailed record of transactions filed by Xia Howard H., Director. Insider active across 3 companies, notably Coherent CORP.. Cumulatively, 16 filings have been logged. History available since 28 August 2021. The latest transaction was filed on 11 May 2026 (Levée d'options). Regulator: SEC (Form 4). The full history is free.
Declarations16 total
2,000 shares@ US$21.670.0003% mcap50.0% of flowCommon StockSEC:0000899140-26-000476:0
2,000 shares@ US$21.670.0003% mcap50.0% of flowCommon StockSEC:0000899140-26-000476
1,000 shares@ US$17.845.5% of flowCommon StockSEC:0000947871-25-000560:0
1,000 shares@ US$17.845.6% of flowCommon StockSEC:0000947871-25-000498:0
970 shares@ US$17.845.8% of flowCommon StockSEC:0001562180-24-008144:0
2,831 shares0Common StockSEC:0001517296-24-000001:0
1,000 shares@ US$13.994.5% of flowCommon StockSEC:0001562180-24-004335:0
1,000 shares@ US$13.994.5% of flowCommon StockSEC:0001562180-24-004124:0
3,440 shares@ US$13.9915.5% of flowCommon StockSEC:0001562180-23-008366:0
4,000 shares@ US$13.9918.2% of flowCommon StockSEC:0001562180-23-008205:0
5,315 shares0Common StockSEC:0001562180-23-006704:0
2,270 shares@ US$19.3714.6% of flowCommon StockSEC:0001562180-23-002080:0
3,855 shares0Common StockSEC:0001562180-22-006368:0
6,000 shares@ US$19.37100.0% of flowCommon StockSEC:0001562180-22-003015:0
3,144 shares0Common StockSEC:0001562180-21-005656:0
3,144 shares0Common StockSEC:0001562180-21-005656
16 of 16 declarations
About Xia Howard H.
Howard H. Xia is a Board Member at COHERENT CORP. and II-VI INC. He plays a key role in the governance of these companies, contributing to strategic decision-making and the direction of corporate policies.
