Arkolith/Insider Trading/IMSR

IMSR Insider Trading

IMSR · full profile →Last filing Dec 18, 2025
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 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.

Form 4 insider API

Open-market buys and sells, cluster scans, company flows.

insider.transactions

13F holdings API

Owners, holdings, deltas, point-in-time portfolios.

stock.owners

MCP quickstart

Connect an agent, mint a key, make the first call.

/api/mcp

Recent Form 4 Transactions

23 shown
DateInsiderRoleActionSharesPriceValue
Dec 18, 2025Johnson William DDirectorGrant(A)1K—$0
Dec 18, 2025MacDiarmid John HughDirectorGrant(A)1K—$0
Dec 18, 2025MacDiarmid John HughDirectorGrant(A)6K—$0
Dec 18, 2025Pardee Charles GDirectorGrant(A)882—$0
Dec 18, 2025Pardee Charles GDirectorGrant(A)5K—$0
Dec 18, 2025Hill David JohnDirectorGrant(A)3K—$0
Dec 18, 2025Hill David JohnDirectorGrant(A)588—$0
Dec 18, 2025Jones Robert WoodDirectorGrant(A)6K—$0
Dec 18, 2025Jones Robert WoodDirectorGrant(A)1K—$0
Dec 18, 2025Buckman Frederick WDirectorGrant(A)7K—$0
Dec 18, 2025Buckman Frederick WDirectorGrant(A)1K—$0
Dec 18, 2025Matthews ShawnDirectorGrant(A)735—$0
Dec 18, 2025Matthews ShawnDirectorGrant(A)4K—$0
Nov 6, 2025HCM Investor Holdings II, LLCInsiderOther(J)2.9M——
Nov 6, 2025HCM Investor Holdings II, LLCInsiderOther(J)3.5M——
Oct 28, 2025Irish SimonChief Executive Officer, DirectorGrant(A)166K—$0
Oct 28, 2025Matthews ShawnDirectorOther(J)5.7M——
Oct 28, 2025Matthews ShawnDirectorOther(J)534K——
Oct 28, 2025Matthews ShawnDirectorOther(J)4.3M$11.50$49.2M
Oct 28, 2025Matthews ShawnDirectorOther(J)1.3M$11.50$14.6M
Oct 28, 2025Loveless JacobInsiderOther(J)25K——
Oct 28, 2025Brenner Andrew ScottInsiderOther(J)25K——
Oct 28, 2025Connor Michael JInsiderOther(J)25K——

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.

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