InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Discover the detailed record of transactions filed by KISZKA ROBERT, Executive VP of Operations. Officer active across 1 companies, notably Smart Sand, Inc.. In total, 12 disclosures have been logged. The latest transaction was disclosed on 28 February 2026 — Retenue fiscale. Regulator: SEC (Form 4). All data is accessible without signup.
Declarations12 total
US$27,2366,194 shares@ US$4.39720.017% mcap68.3% of flow
Common Stock
SEC:0001687112-26-000009·
€27,2366,194 shares@ €4.39720.017% mcap31.1% of flow
Common Stock
SEC:0001687112-26-000009:0·
036,364 shares0
Common Stock
SEC:0001529628-22-000080:0·
€7,8021,884 shares@ €4.14120.0050% mcap8.9% of flow
Common Stock
SEC:0001529628-22-000058:0·
019,841 shares0
Common Stock
SEC:0001529628-22-000012:0·
019,841 shares0
Common Stock
SEC:0001529628-22-000012·
€8,8765,652 shares@ €1.57050.0057% mcap22.3% of flow
Common Stock
SEC:0001529628-21-000214·
€8,8765,652 shares@ €1.57050.0057% mcap10.1% of flow
Common Stock
SEC:0001529628-21-000214:0·
070,671 shares0
Common Stock
SEC:0001529628-21-000168·
070,671 shares0
Common Stock
SEC:0001529628-21-000168:0·
€3,7601,884 shares@ €1.99550.0024% mcap9.4% of flow
Common Stock
SEC:0001529628-21-000124·
€3,7601,884 shares@ €1.99550.0024% mcap4.3% of flow
Common Stock
SEC:0001529628-21-000124:0·
12 of 12 declarations
About KISZKA ROBERT
Robert Kiszka is Executive Vice President of Operations at Smart Sand, Inc. He oversees the company's operations, ensuring efficiency and process optimization. With a strong background in operational management, Robert plays a key role in continuous improvement and innovation. His leadership is essential in supporting the objectives of Smart Sand, Inc.
