Robert Kiszka

Companies

• Smart Sand, Inc.Execute VP of Operations Nov 3, 2016 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• SSSmart Sand, Inc. SND1,030,267 shares²$5.2M at $5.05Aug 20, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 19, 2026Granted 41,929 shares of Smart Sand, Inc.²
• Jun 5, 2026Shares withheld for tax 2,591 shares at $5.45 of Smart Sand, Inc.³
• Mar 17, 2026Shares withheld for tax 2,591 shares at $4.08 of Smart Sand, Inc.⁴
• Feb 28, 2026Shares withheld for tax 6,194 shares at $5.19 of Smart Sand, Inc.⁵
• Feb 28, 2026Shares withheld for tax 6,194 shares at $5.19 of Smart Sand, Inc.⁶
• Feb 27, 2026Shares withheld for tax 11,515 shares at $5.19 of Smart Sand, Inc.⁷
• Feb 27, 2026Granted 21,874 shares of Smart Sand, Inc.⁷
• Feb 27, 2026Granted 18,587 shares of Smart Sand, Inc.⁷
• Feb 22, 2026Shares withheld for tax 8,618 shares at $5.25 of Smart Sand, Inc.⁸
• Jul 30, 2025Shares withheld for tax 5,034 shares at $2.08 of Smart Sand, Inc.⁹
• Jun 7, 2025Shares withheld for tax 2,591 shares at $1.92 of Smart Sand, Inc.¹⁰
• Mar 17, 2025Shares withheld for tax 2,591 shares at $2.38 of Smart Sand, Inc.¹¹
• Mar 5, 2025Shares withheld for tax 5,857 shares at $2.10 of Smart Sand, Inc.¹²
• Mar 5, 2025Granted 8,970 shares of Smart Sand, Inc.¹²
• Mar 5, 2025Granted 8,363 shares of Smart Sand, Inc.¹²
• Feb 28, 2025Granted 86,957 shares of Smart Sand, Inc.¹³
• Feb 22, 2025Shares withheld for tax 8,709 shares at $2.25 of Smart Sand, Inc.¹⁴
• Jul 30, 2024Shares withheld for tax 5,034 shares at $2.09 of Smart Sand, Inc.¹⁵
• Jun 7, 2024Shares withheld for tax 2,591 shares at $2.08 of Smart Sand, Inc.¹⁶
• Mar 17, 2024Shares withheld for tax 3,072 shares at $1.90 of Smart Sand, Inc.¹⁷
• Mar 12, 2024Shares withheld for tax 3,980 shares at $1.94 of Smart Sand, Inc.¹⁸
• Mar 12, 2024Granted 11,777 shares of Smart Sand, Inc.¹⁸
• Mar 1, 2024Shares withheld for tax 3,980 shares at $1.98 of Smart Sand, Inc.¹⁹
• Mar 1, 2024Granted 11,777 shares of Smart Sand, Inc.¹⁹
• Feb 22, 2024Granted 103,093 shares of Smart Sand, Inc.²⁰