Insidervault
LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
Reporting ownerCIK 0001986259

Matthew Tappin

19 transactions in one company, from February 15, 2026 to July 2, 2026.

Transactions
191 company
Bought · P
$0open market
Sold · S
$28Kopen market
Net
−$28Knet selling

By company

Where this insider traded.

CompanyTickerTradesBoughtSold
STEM, INC.STEM19—$28K

All transactions

19 in total, newest filings first.

CompanyTickerInsiderDateCodeSharesPriceValue
STEM, INC.STEMMatthew TappinPresDERIVJun 30M5,000$0.00—?
STEM, INC.STEMMatthew TappinPresDERIVJun 30M2,750$0.00—?
STEM, INC.STEMMatthew TappinPresJul 2S996$7.85$8K
STEM, INC.STEMMatthew TappinPresJun 30M2,750$7.81$21K
STEM, INC.STEMMatthew TappinPresJun 30M5,000$7.81$39K
STEM, INC.STEMMatthew TappinPresMar 11SPLAN402$10.83$4K
STEM, INC.STEMMatthew TappinPresDERIVMar 7M1,458$0.00—?
STEM, INC.STEMMatthew TappinPresMar 10S655$11.12$7K
STEM, INC.STEMMatthew TappinPresMar 7M1,458——
STEM, INC.STEMMatthew TappinPresMar 4S185$10.00$2K
STEM, INC.STEMMatthew TappinPresMar 3S300$9.67$3K
STEM, INC.STEMMatthew TappinPresDERIVMar 1M670$0.00—?
STEM, INC.STEMMatthew TappinPresDERIVFeb 26A17,200$0.00—?
STEM, INC.STEMMatthew TappinPresDERIVFeb 26A25,800$0.00—?
STEM, INC.STEMMatthew TappinPresMar 1M670——
STEM, INC.STEMMatthew TappinPresFeb 20S366$11.40$4K
STEM, INC.STEMMatthew TappinPresFeb 19F522$11.30$6K
STEM, INC.STEMMatthew TappinPresDERIVFeb 15M1,253$0.00—?
STEM, INC.STEMMatthew TappinPresFeb 15M1,253——