ALTO Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$114K
1 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$114K
open market, 180d
Reporting Insiders
1
2 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 23, 2026Nury Dianne S.DirectorGrant(A)24K$0
Jun 23, 2026Nathan Gilbert EDirectorGrant(A)32K$0
Jun 23, 2026Gray Maria GDirectorGrant(A)24K$0
Jun 23, 2026Tank Alan RobertDirectorGrant(A)24K$0
May 14, 2026Graham Auste MCLO & SecretaryGift(G)20K$0
May 13, 2026Nathan Gilbert EDirectorBuy(P)5K$4.45$22K
May 12, 2026Nathan Gilbert EDirectorBuy(P)20K$4.61$92K
Apr 1, 2026Graham Auste MCLO & SecretaryTax withholding(F)33K$4.79$158K
Apr 1, 2026McGregor Bryon TPresident & CEO, DirectorTax withholding(F)73K$4.79$350K
Apr 1, 2026Sneed James RChief Commercial OfficerTax withholding(F)22K$4.79$107K
Apr 1, 2026Olander Robert R.Chief Financial OfficerTax withholding(F)41K$4.79$197K
Apr 1, 2026Benton Todd ECOOTax withholding(F)25K$4.79$121K
Mar 17, 2026McGregor Bryon TPresident & CEO, DirectorGrant(A)100K$0
Mar 17, 2026Graham Auste MCLO & SecretaryGrant(A)31K$0
Mar 17, 2026Olander Robert R.Chief Financial OfficerGrant(A)36K$0
Mar 17, 2026Sneed James RChief Commercial OfficerGrant(A)31K$0
Mar 17, 2026Benton Todd ECOOGrant(A)36K$0
Aug 13, 2025Sneed James RChief Commercial OfficerBuy(P)3K$1.06$3K
Jul 9, 2025Nury Dianne S.DirectorGrant(A)37K$0
Jul 9, 2025Tank Alan RobertDirectorGrant(A)37K$0
Jul 9, 2025Bezdek JeremyDirectorGrant(A)37K$0
Jul 9, 2025Nathan Gilbert EDirectorGrant(A)49K$0
Jul 9, 2025Gray Maria GDirectorGrant(A)37K$0
Apr 1, 2025Graham Auste MCLO & SecretaryTax withholding(F)23K$1.12$25K
Apr 1, 2025McGregor Bryon TPresident & CEO, DirectorTax withholding(F)59K$1.12$66K
Apr 1, 2025Olander Robert R.Chief Financial OfficerTax withholding(F)22K$1.12$25K
Apr 1, 2025Benton Todd ECOOTax withholding(F)15K$1.12$17K
Mar 31, 2025Graham Auste MCLO & SecretaryGrant(A)48K$0
Mar 31, 2025McGregor Bryon TPresident & CEO, DirectorGrant(A)156K$0
Mar 31, 2025Sneed James RChief Commercial OfficerGrant(A)48K$0
Mar 31, 2025Olander Robert R.Chief Financial OfficerGrant(A)56K$0
Mar 31, 2025Benton Todd ECOOGrant(A)56K$0
Nov 13, 2024Nathan Gilbert EDirectorBuy(P)5K$1.33$7K
Nov 13, 2024Nathan Gilbert EDirectorBuy(P)25K$1.34$34K
Nov 12, 2024Olander Robert R.Chief Financial OfficerBuy(P)7K$1.36$10K
Nov 12, 2024McGregor Bryon TPresident & CEO, DirectorBuy(P)37K$1.36$50K
Jun 21, 2024Kandris Michael DDirectorTax withholding(F)135K$1.28$173K
Jun 20, 2024Nathan Gilbert EDirectorGrant(A)37K$0
Jun 20, 2024Kieta Douglas LDirectorGrant(A)49K$0
Jun 20, 2024Gray Maria GDirectorGrant(A)37K$0
Jun 20, 2024Nury Dianne S.DirectorGrant(A)37K$0
Apr 1, 2024Kandris Michael DDirectorTax withholding(F)97K$2.29$223K
Apr 1, 2024McGregor Bryon TPresident & CEOTax withholding(F)42K$2.29$96K
Apr 1, 2024Olander Robert R.Chief Financial OfficerTax withholding(F)15K$2.29$35K
Apr 1, 2024Graham Auste MGen. Counsel, VP & SecyTax withholding(F)15K$2.29$34K
Apr 1, 2024Benton Todd EChief Operating OfficerTax withholding(F)7K$2.29$17K
Mar 20, 2024Sneed James RCCO and VPGrant(A)72K$0
Mar 20, 2024Graham Auste MGen. Counsel, VP & SecyGrant(A)72K$0
Mar 20, 2024Olander Robert R.Chief Financial OfficerGrant(A)83K$0
Mar 20, 2024McGregor Bryon TPresident & CEOGrant(A)233K$0
Sep 17, 2023Olander Robert R.Chief Financial OfficerGrant(A)59K$0
Sep 17, 2023McGregor Bryon TPresident & CEOGrant(A)150K$0
Jun 22, 2023Nury Dianne S.DirectorGrant(A)55K$0
Jun 22, 2023Kieta Douglas LDirectorGrant(A)74K$0
Jun 22, 2023Nathan Gilbert EDirectorGrant(A)55K$0
Jun 22, 2023Gray Maria GDirectorGrant(A)55K$0
Jun 1, 2023Nathan Gilbert EDirectorBuy(P)5K$1.97$10K
May 31, 2023Nathan Gilbert EDirectorBuy(P)5K$1.99$10K
Mar 31, 2023Graham Auste MGen. Counsel, VP & SecyGrant(A)108K$0
Mar 31, 2023Sneed James RCCO and VPGrant(A)108K$0
Mar 31, 2023Kandris Michael DPresident, CEO & COO, DirectorGrant(A)350K$0
Mar 31, 2023McGregor Bryon TChief Financial OfficerGrant(A)125K$0
Mar 17, 2023Nathan Gilbert EDirectorBuy(P)10K$1.71$17K
Mar 16, 2023Graham Auste MGen. Counsel, VP & SecyBuy(P)3K$1.85$5K
Mar 16, 2023Nathan Gilbert EDirectorBuy(P)10K$1.81$18K
Mar 15, 2023Nathan Gilbert EDirectorBuy(P)15K$1.86$28K
Mar 14, 2023Graham Auste MGen. Counsel, VP & SecyBuy(P)3K$1.98$5K
Dec 16, 2022Nathan Gilbert EDirectorBuy(P)35K$2.71$95K
Dec 16, 2022Gray Maria GDirectorBuy(P)5K$2.73$14K
Jun 23, 2022Gray Maria GDirectorGrant(A)20K$0
Jun 23, 2022Nury Dianne S.DirectorGrant(A)20K$0
Jun 23, 2022Kieta Douglas LDirectorGrant(A)20K$0
Jun 23, 2022Nathan Gilbert EDirectorGrant(A)20K$0
Jun 23, 2022Stone Terry LDirectorGrant(A)20K$0
Jun 23, 2022Jones William LDirectorGrant(A)27K$0
Jun 7, 2022Wright Christopher WInsiderTax withholding(F)10K$4.87$48K
May 20, 2022Kandris Michael DPresident, CEO & COO, DirectorBuy(P)12K$4.06$50K
May 20, 2022Nathan Gilbert EDirectorBuy(P)20K$4.04$81K
Apr 1, 2022Graham Auste MGen. Counsel, VP & SecyTax withholding(F)4K$6.93$25K
Apr 1, 2022McGregor Bryon TChief Financial OfficerTax withholding(F)20K$6.93$137K
Apr 1, 2022Sneed James RCCO and VPTax withholding(F)16K$6.93$109K
Apr 1, 2022Kandris Michael DPresident, CEO & COO, DirectorTax withholding(F)82K$6.93$569K
Apr 1, 2022Wright Christopher WSenior VPTax withholding(F)13K$6.93$93K
Mar 30, 2022Graham Auste MGen. Counsel, VP & SecyGrant(A)39K$0
Mar 30, 2022Kandris Michael DPresident, CEO & COO, DirectorGrant(A)128K$0
Mar 30, 2022McGregor Bryon TChief Financial OfficerGrant(A)46K$0
Mar 30, 2022Sneed James RCCO and VPGrant(A)35K$0
Mar 30, 2022Wright Christopher WSenior VPGrant(A)15K$0
Mar 23, 2022Graham Auste MGen. Counsel, VP & SecyGrant(A)25K$0
Dec 8, 2021Nathan Gilbert EDirectorBuy(P)10K$4.96$50K
Nov 22, 2021Nathan Gilbert EDirectorBuy(P)5K$5.16$26K
Nov 19, 2021Nathan Gilbert EDirectorBuy(P)5K$5.13$26K
Nov 15, 2021Nathan Gilbert EDirectorBuy(P)15K$5.47$82K
Nov 12, 2021McGregor Bryon TChief Financial OfficerBuy(P)4K$5.80$23K
Nov 12, 2021Wright Christopher WVP, Gen. Counsel & SecySell(S)66K$5.73$375K
Nov 12, 2021Nathan Gilbert EDirectorBuy(P)10K$5.73$57K
Aug 30, 2021Nathan Gilbert EDirectorBuy(P)9K$4.85$41K
Aug 20, 2021Nathan Gilbert EDirectorBuy(P)6K$4.45$27K
Aug 13, 2021Nathan Gilbert EDirectorBuy(P)20K$4.96$99K
Aug 12, 2021Nathan Gilbert EDirectorBuy(P)5K$5.10$26K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).