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Stem, Inc. (STEM)

Stem, Inc. (STEM) Insider Trading

Directors, officers and holders of more than 10% of STEM report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 211 transactions on file: 0 with code P, 11 with code S and 39 with other codes.

DateInsiderCodeShares
Sep 29, 2026Carlson Michael JamesS Sale146
Sep 26, 2026Carlson Michael JamesM Exercise305
Sep 26, 2026Carlson Michael JamesM Exercise305
Aug 7, 2026TYSON LAURA DA Award7,486
Aug 7, 2026Shivram KrishnaM Exercise7,486
Aug 7, 2026Guruswamy VasudevanM Exercise7,486
Aug 7, 2026BUZBY DAVID SM Exercise7,486
Aug 7, 2026TYSON LAURA DM Exercise7,486
Aug 7, 2026BUZBY DAVID SM Exercise7,486
Aug 7, 2026Tammineedi AnilM Exercise7,486
Aug 7, 2026Shivram KrishnaM Exercise7,486
Aug 7, 2026Birns Ira MM Exercise7,486
Aug 7, 2026Daley AdamM Exercise7,486
Aug 7, 2026Daley AdamM Exercise7,486
Aug 7, 2026Guruswamy VasudevanM Exercise7,486
Aug 7, 2026Tammineedi AnilM Exercise7,486
Aug 7, 2026Birns Ira MM Exercise7,486
Jul 20, 2026Musfeldt BrianS Sale996
Jul 17, 2026Musfeldt BrianM Exercise3,375
Jul 17, 2026Musfeldt BrianM Exercise3,375
Jul 2, 2026Narayanan ArunS Sale1,996
Jul 2, 2026Tappin MatthewS Sale996
Jul 2, 2026Carlson Michael JamesS Sale1,347
Jul 2, 2026Laureles Saul R.S Sale675
Jun 30, 2026Carlson Michael JamesM Exercise2,750
Jun 30, 2026Narayanan ArunM Exercise8,125
Jun 30, 2026Tappin MatthewM Exercise2,750
Jun 30, 2026Carlson Michael JamesM Exercise5,000
Jun 30, 2026Tappin MatthewM Exercise5,000
Jun 30, 2026Carlson Michael JamesM Exercise5,000
Jun 30, 2026Laureles Saul R.M Exercise5,000
Jun 30, 2026Tappin MatthewM Exercise2,750
Jun 30, 2026Carlson Michael JamesM Exercise2,750
Jun 30, 2026Laureles Saul R.M Exercise2,750
Jun 30, 2026Laureles Saul R.M Exercise2,750
Jun 30, 2026Laureles Saul R.M Exercise5,000
Jun 30, 2026Narayanan ArunM Exercise8,125
Jun 30, 2026Tappin MatthewM Exercise5,000
Jun 3, 2026BUZBY DAVID SA Award12,168
Jun 3, 2026Birns Ira MA Award12,168
Jun 3, 2026Shivram KrishnaA Award12,168
Jun 3, 2026TYSON LAURA DA Award12,168
Jun 3, 2026Guruswamy VasudevanA Award12,168
Jun 3, 2026Daley AdamA Award12,168
Jun 3, 2026Tammineedi AnilA Award12,168
Mar 11, 2026Tappin MatthewS Sale402
Mar 10, 2026Tappin MatthewS Sale655
Mar 10, 2026Narayanan ArunS Sale5,145
Mar 10, 2026Laureles Saul R.S Sale942
Mar 10, 2026Carlson Michael JamesS Sale2,079

The full Form 4 history is on the STEM company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.