Data sourcesSEC FORM 410m ago
HOUSE PTR9m ago
SEC 13F9m ago
ROBINHOOD CHAIN9m ago
Public company
STEMSTEM, INC.
CIK 0001758766
Disclosed transactions46
Buys / sells0 / 8
Max Insider Score51
Connections10with evidence
STEM · disclosed activity on price
| Score | Actor | Security | Side | Value | Executed | Disclosed | Lag | Source | Evidence |
|---|
| 5 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Option exercise | M | — 305 sh | Sep 26, 2026 | Sep 29, 2026 traded Sep 26, 2026 | +3d | SEC FORM 4 | |
|
5
CJCarlson Michael JamesPresident, Managed Services |
STEMSTEM, INC. Option exercise |
| Sep 29, 2026 traded Sep 26, 2026 |
| 17 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Open-market sale | SELL | $682 146 sh | Sep 29, 2026 | Sep 29, 2026 traded Sep 29, 2026 | +0d | SEC FORM 4 | |
| 9 | | STEMSTEM, INC. Option exercise | M | — 7,486 sh | Aug 7, 2026 | Aug 11, 2026 traded Aug 7, 2026 | +4d | SEC FORM 4 | |
| 21 | GVGuruswamy VasudevanDirector | STEMSTEM, INC. Option exercise | M | — 7,486 sh | Aug 7, 2026 | Aug 11, 2026 traded Aug 7, 2026 | +4d | SEC FORM 4 | |
| 21 | | STEMSTEM, INC. Option exercise | M | — 7,486 sh | Aug 7, 2026 | Aug 11, 2026 traded Aug 7, 2026 | +4d | SEC FORM 4 | |
| 21 | TATammineedi AnilDirector | STEMSTEM, INC. Option exercise | M | — 7,486 sh | Aug 7, 2026 | Aug 11, 2026 traded Aug 7, 2026 | +4d | SEC FORM 4 | |
| 9 | GVGuruswamy VasudevanDirector | STEMSTEM, INC. Option exercise | M | — 7,486 sh | Aug 7, 2026 | Aug 11, 2026 traded Aug 7, 2026 | +4d | SEC FORM 4 | |
| 9 | TATammineedi AnilDirector | STEMSTEM, INC. Option exercise | M | — 7,486 sh | Aug 7, 2026 | Aug 11, 2026 traded Aug 7, 2026 | +4d | SEC FORM 4 | |
| 21 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Open-market sale | SELL | $16K 1,996 sh | Jul 2, 2026 | Jul 2, 2026 traded Jul 2, 2026 | +0d | SEC FORM 4 | |
| 5 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Option exercise | M | — 8,125 sh | Jun 30, 2026 | Jul 2, 2026 traded Jun 30, 2026 | +2d | SEC FORM 4 | |
| 20 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Option exercise | M | $63K 8,125 sh | Jun 30, 2026 | Jul 2, 2026 traded Jun 30, 2026 | +2d | SEC FORM 4 | |
| 9 | | STEMSTEM, INC. Grant or award | A | — 12.2K sh | Jun 3, 2026 | Jun 4, 2026 traded Jun 3, 2026 | +1d | SEC FORM 4 | |
| 35 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Open-market sale | SELL | $23K 2,079 sh | Mar 10, 2026 | Mar 10, 2026 traded Mar 10, 2026 | +0d | SEC FORM 4 | |
| 9 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Option exercise | M | — 12.5K sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 17 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Option exercise | M | — 5,625 sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 42 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Open-market sale | SELL | $57K 5,145 sh | Mar 10, 2026 | Mar 10, 2026 traded Mar 10, 2026 | +0d | SEC FORM 4 | |
| 21 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Option exercise | M | — 12.5K sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 9 | NANarayanan ArunChief Executive Officer | STEMSTEM, INC. Option exercise | M | — 5,625 sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 17 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Option exercise | M | — 1,458 sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 31 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Open-market sale | SELL | $7,284 655 sh | Mar 10, 2026 | Mar 10, 2026 traded Mar 10, 2026 | +0d | SEC FORM 4 | |
| 17 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Option exercise | M | — 1,458 sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 13 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Option exercise | M | — 3,541 sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 9 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Option exercise | M | — 3,541 sh | Mar 7, 2026 | Mar 10, 2026 traded Mar 7, 2026 | +3d | SEC FORM 4 | |
| 9 | MBMusfeldt BrianChief Financial Officer | STEMSTEM, INC. Grant or award | A | — 17.2K sh | Feb 26, 2026 | Mar 2, 2026 traded Feb 26, 2026 | +4d | SEC FORM 4 | |
| 5 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Grant or award | A | — 25.8K sh | Feb 26, 2026 | Mar 2, 2026 traded Feb 26, 2026 | +4d | SEC FORM 4 | |
| 9 | MBMusfeldt BrianChief Financial Officer | STEMSTEM, INC. Grant or award | A | — 25.8K sh | Feb 26, 2026 | Mar 2, 2026 traded Feb 26, 2026 | +4d | SEC FORM 4 | |
| 13 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Option exercise | M | — 670 sh | Mar 1, 2026 | Mar 2, 2026 traded Mar 1, 2026 | +1d | SEC FORM 4 | |
| 5 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Option exercise | M | — 670 sh | Mar 1, 2026 | Mar 2, 2026 traded Mar 1, 2026 | +1d | SEC FORM 4 | |
| 5 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Grant or award | A | — 17.2K sh | Feb 26, 2026 | Mar 2, 2026 traded Feb 26, 2026 | +4d | SEC FORM 4 | |
| 21 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Open-market sale | SELL | $4,172 366 sh | Feb 20, 2026 | Feb 23, 2026 traded Feb 20, 2026 | +3d | SEC FORM 4 | |
| 13 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Tax withholding | F | $5,899 522 sh | Feb 19, 2026 | Feb 19, 2026 traded Feb 19, 2026 | +0d | SEC FORM 4 | |
| 9 | CTCabot Jeffrey TChief Accounting Officer | STEMSTEM, INC. Grant or award | A | — 7,000 sh | Jan 5, 2026 | Jan 7, 2026 traded Jan 5, 2026 | +2d | SEC FORM 4 | |
| 9 | CTCabot Jeffrey TChief Accounting Officer | STEMSTEM, INC. Grant or award | A | — 3,500 sh | Jan 5, 2026 | Jan 7, 2026 traded Jan 5, 2026 | +2d | SEC FORM 4 | |
| 9 | CTCabot Jeffrey TChief Accounting Officer | STEMSTEM, INC. Grant or award | A | — 3,500 sh | Jan 5, 2026 | Jan 7, 2026 traded Jan 5, 2026 | +2d | SEC FORM 4 | |
| 51 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Open-market sale | SELL | $170K 9,584 sh | Nov 11, 2025 | Nov 24, 2025 traded Nov 11, 2025 | +13d | SEC FORM 4 | |
| 41 | SRShukla RahulChief Accounting Officer | STEMSTEM, INC. Open-market sale | SELL | $60K 3,674 sh | Nov 18, 2025 | Nov 19, 2025 traded Nov 18, 2025 | +1d | SEC FORM 4 | |
| 21 | SRShukla RahulChief Accounting Officer | STEMSTEM, INC. Tax withholding | F | $38K 2,076 sh | Nov 10, 2025 | Nov 12, 2025 traded Nov 10, 2025 | +2d | SEC FORM 4 | |
| 15 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Option exercise | M | — 13.8K sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC FORM 4 | |
| 27 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Option exercise | M | — 15.0K sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC FORM 4 | |
| 24 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Tax withholding | F | $123K 6,743 sh | Nov 10, 2025 | Nov 12, 2025 traded Nov 10, 2025 | +2d | SEC FORM 4 | |
| 27 | CJCarlson Michael JamesPresident, Managed Services | STEMSTEM, INC. Option exercise | M | — 13.8K sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC FORM 4 | |
| 24 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Tax withholding | F | $99K 5,416 sh | Nov 10, 2025 | Nov 12, 2025 traded Nov 10, 2025 | +2d | SEC FORM 4 | |
| 15 | TMTappin MatthewPresident, Software Products | STEMSTEM, INC. Option exercise | M | — 15.0K sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC FORM 4 | |
| 15 | SRShukla RahulChief Accounting Officer | STEMSTEM, INC. Option exercise | M | — 5,750 sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC FORM 4 | |
| 15 | SRShukla RahulChief Accounting Officer | STEMSTEM, INC. Option exercise | M | — 5,750 sh | Nov 7, 2025 | Nov 12, 2025 traded Nov 7, 2025 | +5d | SEC FORM 4 | |
Chief Executive Officer · Mar 10, 2026