{"entity":{"type":"insider","cik":"0001687112","url":"/insider/0001687112","json_url":"/insider/0001687112.json","name":"KISZKA ROBERT","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":4,"n_filings":4,"first":"2016-11-30","last":"2017-08-29","span_basis":"filed_date"},"name_variants":[{"name":"KISZKA ROBERT","source":"filing","n_filings":4,"first_seen":"2016-11-30","last_seen":"2017-08-29"}],"transactions":[{"id":4417761,"accession":"0001209191-17-050518","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-17-050518","line_url":"/filing/0001209191-17-050518#line-1","is_derivative":false,"issuer_cik":"0001529628","issuer_name":"Smart Sand, Inc.","issuer_ticker":"SND","issuer_name_source":null,"issuer_url":"/issuer/0001529628","owner_cik":"0001687112","owner_name":"KISZKA ROBERT","owner_display_name":"KISZKA ROBERT","owner_url":"/insider/0001687112","role":"Officer (Executive VP of Operations)","role_mark":"O","role_mark_label":"Officer (Executive VP of Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive VP of Operations","security_title":"COMMON STOCK","transaction_code":"P","transaction_label":"Open-market purchase","open_market":true,"acquired_disposed":"A","direction_word":"acquired","shares":10000.0,"shares_display":"10,000","price_per_share":5.53,"price_display":"5.53","price_state":"stated","total_value":55300.0,"total_display":"55,300.00","total_whole":"55,300","shares_owned_after":110629.0,"shares_owned_after_display":"110,629","ownership_form":"D","is_10b5_1":null,"transaction_date":"2017-08-25","filed_date":"2017-08-29","scope":"insider"},{"id":5155977,"accession":"0001209191-17-012331","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-17-012331","line_url":"/filing/0001209191-17-012331#line-1","is_derivative":false,"issuer_cik":"0001529628","issuer_name":"Smart Sand, Inc.","issuer_ticker":"SND","issuer_name_source":null,"issuer_url":"/issuer/0001529628","owner_cik":"0001687112","owner_name":"KISZKA ROBERT","owner_display_name":"KISZKA ROBERT","owner_url":"/insider/0001687112","role":"Officer (Executive VP of Operations)","role_mark":"O","role_mark_label":"Officer (Executive VP of Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive VP of Operations","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":20069.0,"shares_display":"20,069","price_per_share":17.5,"price_display":"17.50","price_state":"stated","total_value":351207.5,"total_display":"351,207.50","total_whole":"351,208","shares_owned_after":448738.0,"shares_owned_after_display":"448,738","ownership_form":"I","is_10b5_1":null,"transaction_date":"2017-02-15","filed_date":"2017-02-17","scope":"insider"},{"id":4971464,"accession":"0001209191-17-009248","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-17-009248","line_url":"/filing/0001209191-17-009248#line-1","is_derivative":false,"issuer_cik":"0001529628","issuer_name":"Smart Sand, Inc.","issuer_ticker":"SND","issuer_name_source":null,"issuer_url":"/issuer/0001529628","owner_cik":"0001687112","owner_name":"KISZKA ROBERT","owner_display_name":"KISZKA ROBERT","owner_url":"/insider/0001687112","role":"Officer (Executive VP of Operations)","role_mark":"O","role_mark_label":"Officer (Executive VP of Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive VP of Operations","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100069.0,"shares_display":"100,069","price_per_share":17.5,"price_display":"17.50","price_state":"stated","total_value":1751207.5,"total_display":"1,751,207.50","total_whole":"1,751,208","shares_owned_after":468807.0,"shares_owned_after_display":"468,807","ownership_form":"I","is_10b5_1":null,"transaction_date":"2017-02-07","filed_date":"2017-02-09","scope":"insider"},{"id":3218344,"accession":"0001209191-16-152463","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-16-152463","line_url":"/filing/0001209191-16-152463#line-1","is_derivative":false,"issuer_cik":"0001529628","issuer_name":"Smart Sand, Inc.","issuer_ticker":"SND","issuer_name_source":null,"issuer_url":"/issuer/0001529628","owner_cik":"0001687112","owner_name":"KISZKA ROBERT","owner_display_name":"KISZKA ROBERT","owner_url":"/insider/0001687112","role":"Officer (Executive VP of Operations)","role_mark":"O","role_mark_label":"Officer (Executive VP of Operations)","role_mark_generic":"Officer","n_reporting_owners":null,"other_reporting_owners":null,"officer_title":"Executive VP of Operations","security_title":"COMMON STOCK","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":16124.0,"shares_display":"16,124","price_per_share":11.0,"price_display":"11.00","price_state":"stated","total_value":177364.0,"total_display":"177,364.00","total_whole":"177,364","shares_owned_after":368876.0,"shares_owned_after_display":"368,876","ownership_form":"I","is_10b5_1":null,"transaction_date":"2016-11-29","filed_date":"2016-11-30","scope":"insider"}],"collapsed":true,"next_cursor":null,"ledger_fault":false,"count":{"value":4,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":1,"open_market":true},{"code":"S","label":"Open-market sale","n":3,"open_market":true},{"code":"M","label":"Option exercise","n":0,"open_market":false},{"code":"A","label":"Grant or award","n":0,"open_market":false},{"code":"F","label":"Tax withholding","n":0,"open_market":false},{"code":"D","label":"Disposition to the issuer","n":0,"open_market":false},{"code":"X","label":"In-the-money option exercise","n":0,"open_market":false}],"total":4},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0001529628","name":"Smart Sand, Inc.","url":"/issuer/0001529628","role":"Officer (Executive VP of Operations)","n_filings":4,"first_seen":"2016-11-30","last_seen":"2017-08-29"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001687112","retrieved_at":"2026-08-23T04:47:05+00:00","coverage":{"filings":1506293,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-21","last_ingest":"2026-08-22T05:23:40.159918+00:00","counts_are":{"filings":"estimate","transactions":"estimate","issuers":"estimate","insiders":"estimate"},"source":"SEC EDGAR Form 4 filings, parsed by ebomi","fault":false},"license":{"underlying_records":"US SEC filings are public records of the United States government and are not subject to copyright. The transactional facts in them are not ours to license.","this_presentation":"The parsing, normalisation, curation, and presentation are ebomi's own work.","grant":"undecided","grant_note":"The open licence for ebomi's own layer is an open owner decision (SPEC-20260731T1159Z open question 3: CC BY 4.0 or CC0 with a citation request). Until it is taken, no grant is asserted here.","citation_request":"Balogh, A. Insider trading. Scientific Data 10, 237 (2023)","url":"https://ebomi.com/license"},"fair_use":{"policy":"These JSON endpoints are open and unauthenticated. Please read them at a human pace, identify your client in the User-Agent header, and use the published dataset for bulk work rather than crawling page by page.","bulk_alternative":"doi:10.1038/s41597-023-02147-6"}}