ALTG Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$519K
2 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$519K
open market, 180d
Reporting Insiders
2
7 P/S transactions
Build

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
May 29, 2026Shribman DanielDirectorGrant(A)15K
May 29, 2026White Katherine EDirectorGrant(A)15K
May 29, 2026Studdert Andrew PDirectorGrant(A)15K
May 29, 2026Nair SidharthaDirectorGrant(A)15K
May 29, 2026Wilson ColinDirectorGrant(A)15K
Mar 13, 2026Mill Road Capital III, L.P.10% OwnerBuy(P)4K$5.95$23K
Mar 12, 2026Mill Road Capital III, L.P.10% OwnerBuy(P)58K$6.10$355K
Mar 11, 2026Mill Road Capital III, L.P.10% OwnerBuy(P)18K$6.36$115K
Mar 11, 2026Nair SidharthaDirectorBuy(P)1K$6.37$6K
Mar 9, 2026Nair SidharthaDirectorBuy(P)1K$6.75$7K
Mar 5, 2026Nair SidharthaDirectorBuy(P)1K$7.00$7K
Mar 3, 2026Nair SidharthaDirectorBuy(P)1K$7.13$7K
Feb 27, 2026Greenawalt RyanChief Executive Officer, Director, 10% OwnerGrant(A)80K
Feb 27, 2026Colucci AnthonyChief Financial OfficerGrant(A)12K
Feb 27, 2026Hoover Jeffrey AlanChief Legal OfficerGrant(A)17K
Dec 8, 2025Shribman DanielDirectorBuy(P)40K$5.07$203K
May 30, 2025Shribman DanielDirectorGrant(A)20K
May 30, 2025Studdert Andrew PDirectorBuy(P)3K$4.81$16K
May 30, 2025White Katherine EDirectorGrant(A)20K
May 30, 2025Nair SidharthaDirectorGrant(A)20K
May 30, 2025Wilson ColinDirectorGrant(A)20K
May 30, 2025Wilson ColinDirectorGrant(A)9K
May 30, 2025Studdert Andrew PDirectorGrant(A)20K
May 29, 2025Studdert Andrew PDirectorBuy(P)7K$4.80$32K
Mar 18, 2025Hoover Jeffrey AlanChief Legal OfficerGrant(A)31K
Mar 18, 2025Brubaker CraigChief Operating OfficerGrant(A)14K
Mar 18, 2025Greenawalt RyanChief Executive Officer, Director, 10% OwnerGrant(A)143K
Mar 18, 2025Colucci AnthonyChief Financial OfficerGrant(A)21K
Mar 5, 2025Brubaker CraigChief Operating OfficerSell(S)5K$5.00$26K
Jan 24, 2025Shribman DanielDirectorGift(G)91K$0
Jan 24, 2025Shribman DanielDirectorGift(G)91K$0
Jan 17, 2025Mill Road Capital III, L.P.10% OwnerOption exercise(X)24K$10.00$237K
Jan 17, 2025Mill Road Capital III, L.P.10% OwnerOption exercise(X)237$0
Dec 19, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)21K$10.00$206K
Dec 19, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)206$0
Dec 18, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)500$10.00$5K
Dec 18, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)5$0
Dec 17, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)200$10.00$2K
Dec 17, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)2$0
Dec 16, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)35K$10.00$350K
Dec 16, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)350$0
Oct 2, 2024Voss Capital, LP10% OwnerSell(S)11K$6.31$71K
Sep 20, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)1K$10.00$11K
Sep 20, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)41K$12.50$515K
Sep 20, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)11$0
Sep 20, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)412$0
Aug 16, 2024Lynch Thomas E10% OwnerOption exercise(X)6K$12.50$70K
Aug 16, 2024Lynch Thomas E10% OwnerOption exercise(X)56$0
Aug 15, 2024Lynch Thomas E10% OwnerOption exercise(X)87K$12.50$1.1M
Aug 15, 2024Lynch Thomas E10% OwnerOption exercise(X)15K$10.00$149K
Aug 15, 2024Lynch Thomas E10% OwnerOption exercise(X)104$0
Aug 15, 2024Lynch Thomas E10% OwnerOption exercise(X)54$0
Aug 15, 2024Lynch Thomas E10% OwnerOption exercise(X)763$0
Aug 15, 2024Lynch Thomas E10% OwnerOption exercise(X)95$0
Aug 12, 2024Studdert Andrew PDirectorBuy(P)10K$5.65$57K
Aug 2, 2024Lynch Thomas E10% OwnerBuy(P)54K$9.14$495K
Aug 1, 2024Lynch Thomas E10% OwnerBuy(P)40K$10.23$409K
Jul 31, 2024Lynch Thomas E10% OwnerBuy(P)75K$10.35$781K
Jul 30, 2024Lynch Thomas E10% OwnerSell(S)100$215.00$22K
Jul 29, 2024Lynch Thomas E10% OwnerSell(S)50$110.08$6K
Jul 25, 2024Mill Road Capital III GP LLC10% OwnerSell(S)75$215.01$16K
Jul 24, 2024Mill Road Capital III GP LLC10% OwnerSell(S)1K$217.01$217K
Jul 24, 2024Mill Road Capital III GP LLC10% OwnerSell(S)750$110.00$83K
Jul 19, 2024Mill Road Capital III GP LLC10% OwnerExpiration(E)3K$0
Jul 10, 2024Lynch Thomas E10% OwnerBuy(P)179K$8.05$1.4M
Jul 1, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)152K$10.00$1.5M
Jul 1, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)2K$0
Jun 27, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)34K$10.00$337K
Jun 27, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)337$0
Jun 13, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)32K$12.50$395K
Jun 13, 2024Mill Road Capital III, L.P.10% OwnerOption exercise(X)316$0
Jun 7, 2024Studdert Andrew PDirectorGrant(A)12K
Jun 7, 2024Nair SidharthaDirectorGrant(A)2K
Jun 7, 2024Nair SidharthaDirectorGrant(A)12K
Jun 7, 2024Shribman DanielDirectorGrant(A)12K
Jun 7, 2024Hoover Jeffrey AlanSee RemarksBuy(P)4K$8.17$33K
Jun 7, 2024White Katherine EDirectorGrant(A)12K
Jun 3, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)5K$10.00$49K
Jun 3, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)49$0
May 29, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)6K$12.50$78K
May 29, 2024Mill Road Capital III GP LLC10% OwnerOption exercise(X)62$0
May 24, 2024Greenawalt RyanCEO, Chairman, Director, 10% OwnerOther(J)453K$0
May 24, 2024Greenawalt RyanCEO, Chairman, Director, 10% OwnerGift(G)78K$0
Mar 19, 2024Hoover Jeffrey AlanSee RemarksGrant(A)8K
Mar 19, 2024Brubaker CraigChief Operating OfficerGrant(A)4K
Mar 19, 2024Brubaker CraigChief Operating OfficerGrant(A)7K
Mar 19, 2024Colucci AnthonyChief Financial OfficerGrant(A)28K
Mar 19, 2024Colucci AnthonyChief Financial OfficerGrant(A)16K
Mar 19, 2024Greenawalt RyanCEO, Chairman, Director, 10% OwnerGrant(A)39K
Mar 19, 2024Greenawalt RyanCEO, Chairman, Director, 10% OwnerGrant(A)68K
Feb 29, 2024Greenawalt RyanCEO, Chairman, Director, 10% OwnerSell(S)35K$11.36$397K
Feb 29, 2024Brubaker CraigChief Operating OfficerSell(S)7K$11.77$87K
Feb 29, 2024Colucci AnthonyChief Financial OfficerSell(S)17K$11.45$197K
Feb 8, 2024B. Riley Securities, Inc.10% OwnerSell(S)852K$11.00$9.4M
Feb 7, 2024B. Riley Securities, Inc.10% OwnerSell(S)308K$11.00$3.4M
Feb 7, 2024B. Riley Securities, Inc.10% OwnerSell(S)2.4M$11.00$26.9M
Jan 31, 2024Voss Value-Oriented Special Situations Fund, LP10% OwnerBuy(P)10K$10.82$108K
Jan 19, 2024Voss Value-Oriented Special Situations Fund, LP10% OwnerBuy(P)6K$10.65$65K
Jan 18, 2024Voss Value-Oriented Special Situations Fund, LP10% OwnerBuy(P)19K$10.49$198K
Jan 17, 2024Voss Value-Oriented Special Situations Fund, LP10% OwnerBuy(P)25K$10.87$272K

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 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

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