Stem, Inc. (STEM) Insider Ownership

Historic Insider Ownership Trends

STEM's three largest insider shareholders as of June 12, 2026 are Anil Tammineedi (Director, 4.29Mn shares), Michael C Morgan (Director, 1.22Mn shares), Robert Schaefer (President, Transformational, 716.11K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Laura D Tyson - 159,747 0 02 Jun, 2025
William John Bush Chief Financial Officer 390,217 0 30 Apr, 2024
David S Buzby - 478 37,571 08 Jul, 2025
Michael C Morgan - 0 1,216,437 21 Apr, 2022
Mark William Triplett Chief Operating Officer 323,946 0 14 Apr, 2022
Ira M Birns - 134,420 0 02 Jun, 2025
John Eugene Carrington Ceo And Director 506,585 0 06 May, 2024
Krishna Shivram - 62,222 0 02 Jun, 2025
Lisa L Troe - 19,872 0 20 Jun, 2023
Saul R. Laureles Chief Legal Officer 27,450 0 10 Mar, 2026
Adam Daley - 240,996 0 02 Jun, 2025
Jane Woodward - 49,511 0 10 Jun, 2024
Anil Tammineedi - 0 4,289,849 09 Sep, 2022
Prakesh Patel Chief Strategy Officer 181,668 0 30 Apr, 2024
Alan Russo Chief Revenue Officer 212,910 0 30 Apr, 2024
Larsh Johnson Chief Technology Officer 0 107,456 17 Nov, 2022
Robert Schaefer President, Transformational 716,110 0 20 Mar, 2024
Kim Homenock Chief People Officer 184,568 0 21 Feb, 2025
Michael James Carlson President, Managed Services 19,458 0 10 Mar, 2026
Matthew Tappin President, Software Products 2,823 0 13 Mar, 2026
Gerard Cunningham - 12,138 0 10 Jun, 2024
Hofeldt Albert Chief Technology Officer 185,863 0 21 Feb, 2025
Arun Narayanan Chief Executive Officer 12,980 0 10 Mar, 2026
Vasudevan Guruswamy - 62,222 0 02 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
11 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share D 402 $10.83 2,823 D S
11 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share D 402 $10.83 2,823 D S
07 Mar, 2026 Arun Narayanan Common Stock, Par Value $0.0001 Per Share A 12,500 - 12,500 D M
07 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share A 1,458 - 3,880 D M
07 Mar, 2026 Michael James Carlson Common Stock, Par Value $0.0001 Per Share A 3,541 - 21,537 D M
07 Mar, 2026 Saul R. Laureles Common Stock, Par Value $0.0001 Per Share A 2,916 - 28,392 D M
07 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share A 1,458 - 3,880 D M
10 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share D 655 $11.12 3,225 D S
10 Mar, 2026 Michael James Carlson Common Stock, Par Value $0.0001 Per Share D 2,079 $11.12 19,458 D S
07 Mar, 2026 Arun Narayanan Common Stock, Par Value $0.0001 Per Share A 5,625 - 18,125 D M
10 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share D 655 $11.12 3,225 D S
10 Mar, 2026 Saul R. Laureles Common Stock, Par Value $0.0001 Per Share D 942 $11.12 27,450 D S
07 Mar, 2026 Matthew Tappin Restricted Stock Unit D 1,458 $0.00 1,459 D M
10 Mar, 2026 Arun Narayanan Common Stock, Par Value $0.0001 Per Share D 5,145 $11.12 12,980 D S
07 Mar, 2026 Matthew Tappin Restricted Stock Unit D 1,458 $0.00 1,459 D M
07 Mar, 2026 Saul R. Laureles Restricted Stock Unit D 2,916 $0.00 2,918 D M
07 Mar, 2026 Michael James Carlson Restricted Stock Unit D 3,541 $0.00 3,516 D M
07 Mar, 2026 Arun Narayanan Restricted Stock Unit D 12,500 $0.00 25,000 D M
07 Mar, 2026 Arun Narayanan Restricted Stock Unit D 5,625 $0.00 5,625 D M
03 Mar, 2026 Matthew Tappin Common Stock, Par Value $0.0001 Per Share D 300 $9.67 2,607 D S