InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (11 ops.)
Insider track record
ExecutiveDisclosed buys
0
Disclosed sells
11
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Discover the complete record of transactions filed by Zamiska Gene M., Directeur Comptable Principal. Director active across 1 company, notably Western Digital CORP. Cumulatively, 50 reports have been recorded. Breakdown: 0 buy · 11 sells. Total volume traded: €1.3m. Activity tracked since 14 June 2021. The latest transaction was filed on 27 August 2025 (Levée d'options). Regulator: SEC (Form 4). The full history is free.
Declarations50 total
1 shares0Common StockSEC:0001266824-25-000180:0
2 shares0Common StockSEC:0001266824-25-000166:0
6 shares0Common StockSEC:0001266824-25-000156:0
9 shares0Common StockSEC:0001266824-25-000146:0
240 shares@ US$55.700.6% of flowCommon StockSEC:0001266824-25-000091:0
1,729 shares@ US$54.884.3% of flowCommon StockSEC:0001266824-25-000087:0
360 shares@ US$50.630.8% of flowCommon StockSEC:0001266824-25-000075:0
456 shares@ US$43.370.9% of flowCommon StockSEC:0001266824-25-000042:0
1,116 shares@ US$41.452.1% of flowCommon StockSEC:0001266824-25-000040:0
5,327 shares0Common StockSEC:0001266824-25-000019:0
167 shares@ US$71.500.6% of flowCommon StockSEC:0001266824-24-000137:0
450 shares@ US$69.4251.5% of flowCommon StockSEC:0001266824-24-000131:0
261 shares@ US$63.840.8% of flowCommon StockSEC:0001266824-24-000123:0
1,993 shares@ US$69.946.3% of flowCommon StockSEC:0001266824-24-000096:0
1,145 shares@ US$63.063.2% of flowCommon StockSEC:0001266824-24-000085:0
315 shares@ US$63.320.9% of flowCommon StockSEC:0001266824-24-000069:0
1,532 shares@ US$64.354.3% of flowCommon StockSEC:0001266824-24-000067:0
220 shares@ US$64.420.6% of flowCommon StockSEC:0001266824-24-000059:0
219 shares@ US$78.000.8% of flowCommon StockSEC:0001266824-24-000051:0
115 shares@ US$78.120.4% of flowCommon StockSEC:0001266824-24-000049:0
315 shares@ US$75.391.1% of flowCommon StockSEC:0001266824-24-000039:0
165 shares@ US$74.810.6% of flowCommon StockSEC:0001266824-24-000036:0
221 shares@ US$73.050.7% of flowCommon StockSEC:0001266824-24-000030:0
443 shares@ US$75.001.5% of flowCommon StockSEC:0001266824-24-000022:0
7,677 shares@ US$61.0021.2% of flowCommon StockSEC:0001266824-24-000018:0
25 of 50 declarations
About Zamiska Gene M.
Gene M. Zamiska serves as the Principal Accounting Officer and Senior Vice President at WESTERN DIGITAL CORP. He is responsible for overseeing the accounting and financial reporting of the company, which is a global leader in data storage. Gene plays a crucial role in ensuring financial compliance and risk management, thus contributing to the transparency and reliability of the company's financial information.
