Smart Sand, Inc.

Entry into a Material Definitive Agreement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Regulation FD Disclosure

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Other Events

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Regulation FD Disclosure

Other Events

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

Other Events

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Termination of a Material Definitive Agreement

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Regulation FD Disclosure

Submission of Matters to a Vote of Security Holders

Other Events

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Regulation FD Disclosure

Annual report pursuant to Section 13 or 15(d)

Results of Operations and Financial Condition

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Notice of Effectiveness

Correspondence with the SEC

General form for quarterly reports under Section 13 or 15(d)

Correspondence with the SEC

Registration statement under Securities Act of 1933 (amendment)

Annual Report Scanned (Paper)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual report pursuant to Section 13 or 15(d)

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Registration statement under Securities Act of 1933

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

No description available

General form for quarterly reports under Section 13 or 15(d)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Prospectus Supplement for Primary Offering

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Notice of Effectiveness

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

No description available

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Notice of Effectiveness

Registration statement under Securities Act of 1933

Additional Information for Proxy Statement/ Votes

Prospectus Supplement with Pricing Information

Amended Initial Registration Statement

Amended Initial Registration Statement

No description available

Notice of Effectiveness

Young James Douglas

Beckelman Lee E

Green Christopher M.

YOUNG WILLIAM JOHN

KISZKA ROBERT

Spurlin Sharon

Pawlenty Timothy

SPEAKER ANDREW R

Porcelli Francis Michael

Young James Douglas

WHELAN RONALD P

YOUNG CHARLES EDWIN; KEYSTONE CRANBERRY, LLC

Beckelman Lee E

Young James Douglas

Beckelman Lee E

Green Christopher M.

Young James Douglas

Spurlin Sharon

Spurlin Sharon

Green Christopher M.