STEM STEM, INC.
NYSE · SEC CIK 1758766 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $388.8K 15 sales by 6 insiders
- Filings on record
- 340 since 2021-07-06, latest 2026-08-11 21:21
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Tappin Matthew | Pres, Software Products | — | $198.0K |
| Narayanan Arun | CEO | — | $72.9K |
| Shukla Rahul | CAO | — | $59.6K |
| Carlson Michael James | Pres, Managed Services | — | $33.7K |
| Laureles Saul R. | CLO | — | $18.6K |
| Musfeldt Brian | CFO | — | $6,086 |
| Guruswamy Vasudevan | Dir | — | — |
| Tammineedi Anil | Dir | — | — |
| Daley Adam | Dir | — | — |
| Shivram Krishna | Dir | — | — |
Transactions 317
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2023-03-16 | 2023-03-14 | STEM | Homenock Kim | CHRO | M - OptEx | $0.00 | +70.1K | 96.8K | +262% | $0 |
| 2023-03-13 | 2023-03-09 | STEM | Schaefer Robert | Pres, Transformational | S - Sale | $8.58 | -5,383 | 739.2K | -0.7% | -$46.2K | |
| D | 2023-03-03 | 2023-03-01 | STEM | Russo Alan | Chief Revenue Off | M - OptEx | $0.00 | +16.7K | 156.3K | +12% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | Russo Alan | Chief Revenue Off | S - Sale+OE | $8.10 | -6,022 | 150.3K | -4% | -$48.8K |
| D | 2023-03-03 | 2023-03-01 | STEM | Schaefer Robert | Pres, Transformational | M - OptEx | $0.00 | +16.7K | 744.6K | +2% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | Carrington John Eugene | CEO, Dir | M - OptEx | $0.00 | +26.8K | 124.6K | +27% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | Laureles Saul R. | CLO | M - OptEx | $0.00 | +18.1K | 34.5K | +110% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | Laureles Saul R. | CLO | S - Sale+OE | $8.10 | -5,311 | 29.2K | -15% | -$43.0K |
| D | 2023-03-03 | 2023-03-01 | STEM | Patel Prakesh | Chief Strategy Off | S - Sale+OE | $8.10 | -6,888 | 65.3K | -10% | -$55.8K |
| D | 2023-03-03 | 2023-03-01 | STEM | Patel Prakesh | Chief Strategy Off | M - OptEx | $0.00 | +16.7K | 72.2K | +30% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | Johnson larsh | CTO | M - OptEx | $0.00 | +16.7K | 58.2K | +40% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | Johnson larsh | CTO | S - Sale+OE | $8.10 | -6,877 | 51.3K | -12% | -$55.7K |
| D | 2023-03-03 | 2023-03-01 | STEM | BUSH WILLIAM JOHN | CFO | M - OptEx | $0.00 | +23.4K | 255.3K | +10% | $0 |
| D | 2023-03-03 | 2023-03-01 | STEM | BUSH WILLIAM JOHN | CFO | S - Sale+OE | $8.10 | -9,252 | 246.0K | -4% | -$74.9K |
| D | 2023-02-28 | 2023-02-21 | STEM | Shukla Rahul | CAO | M - OptEx | $0.00 | +8,000 | 8,000 | New | $0 |
| D | 2023-02-28 | 2023-02-21 | STEM | Shukla Rahul | CAO | S - Sale+OE | $8.23 | -4,193 | 3,807 | -52% | -$34.5K |
| MI | 2022-11-21 | 2022-11-17+ | STEM | Daley Adam | Dir | S - Sale | $13.60 | -150.0K | 96.3K | -61% | -$2.04M |
| M | 2022-11-18 | 2022-11-16+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $13.71 | -57.1K | 97.8K | -37% | -$783.4K |
| MAI | 2022-11-17 | 2022-11-14+ | STEM | Johnson larsh | CTO | S - Sale | $13.94 | -25.0K | 120.0K | -17% | -$348.5K |
| MI | 2022-11-16 | 2022-11-14+ | STEM | Johnson larsh | CTO | S - Sale | $13.94 | -25.0K | 107.5K | -19% | -$348.5K |
| 2022-11-16 | 2022-11-15 | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $14.67 | -30.0K | 231.9K | -11% | -$440.1K | |
| M | 2022-10-07 | 2022-10-05+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $13.62 | -57.1K | 183.6K | -24% | -$778.5K |
| 2022-09-16 | 2022-09-15 | STEM | Homenock Kim | CHRO | S - Sale | $17.05 | -26.7K | 26.7K | -50% | -$455.3K | |
| M | 2022-09-15 | 2022-09-13+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $16.60 | -57.1K | 240.7K | -19% | -$948.6K |
| I | 2022-09-12 | 2022-09-09 | STEM | BUZBY DAVID S | Dir | S - Sale | $16.21 | -50.0K | 558.7K | -8% | -$810.5K |
| MI | 2022-09-09 | 2022-09-07+ | STEM | Tammineedi Anil | Dir | S - Sale | $15.91 | -300.0K | 4.39M | -6% | -$4.77M |
| I | 2022-08-22 | 2022-08-18 | STEM | Tammineedi Anil | Dir | S - Sale | $16.11 | -50.0K | 4.59M | -1% | -$805.5K |
| I | 2022-08-19 | 2022-08-17 | STEM | BUZBY DAVID S | Dir | S - Sale | $15.51 | -67.0K | 608.7K | -10% | -$1.04M |
| M | 2022-08-18 | 2022-08-16+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $15.54 | -57.1K | 297.8K | -16% | -$888.1K |
| I | 2022-08-17 | 2022-08-16 | STEM | Homenock Kim | CHRO | S - Sale | $15.98 | -925 | 0 | -100% | -$14.8K |
| M | 2022-08-17 | 2022-08-15+ | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $16.18 | -84.2K | 264.0K | -24% | -$1.36M |
| M | 2022-08-16 | 2022-08-12+ | STEM | Johnson larsh | CTO | S - Sale | $15.86 | -60.0K | 162.2K | -27% | -$951.7K |
| MI | 2022-08-16 | 2022-08-12+ | STEM | Tammineedi Anil | Dir | S - Sale | $15.87 | -100.0K | 4.69M | -2% | -$1.59M |
| 2022-08-11 | 2022-06-07 | STEM | Daley Adam | Dir | G - Gift | $0.00 | -20.0K | 86.8K | -19% | $0 | |
| MI | 2022-08-11 | 2022-08-10+ | STEM | Daley Adam | Dir | S - Sale | $14.92 | -150.0K | 92.8K | -62% | -$2.24M |
| I | 2022-08-11 | 2022-08-10 | STEM | Tammineedi Anil | Dir | S - Sale | $15.00 | -50.0K | 4.74M | -1% | -$750.0K |
| 2022-08-11 | 2022-08-10 | STEM | Laureles Saul R. | CLO | S - Sale | $15.00 | -14.1K | 16.5K | -46% | -$211.9K | |
| DM | 2022-08-10 | 2022-08-09 | STEM | Russo Alan | Chief Revenue Off | S - Sale+OE | $14.70 | -160.2K | 253.2K | -39% | -$2.36M |
| DM | 2022-08-10 | 2022-08-09 | STEM | Russo Alan | Chief Revenue Off | M - OptEx | $3.54 | +113.6K | 218.0K | +109% | +$402.0K |
| M | 2022-07-22 | 2022-07-20+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $9.04 | -57.1K | 355.0K | -14% | -$516.8K |
| M | 2022-06-10 | 2022-06-08+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $9.16 | -57.1K | 383.5K | -13% | -$523.7K |
| M | 2022-05-23 | 2022-05-19+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $7.61 | -57.2K | 469.3K | -11% | -$434.7K |
| 2022-05-19 | 2022-05-17 | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $7.62 | -37.3K | 345.9K | -10% | -$284.1K | |
| 2022-05-12 | 2022-05-10 | STEM | Russo Alan | Chief Revenue Off | S - Sale | $7.32 | -1,564 | 186.2K | -0.8% | -$11.4K | |
| 2022-05-12 | 2022-05-10 | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $7.32 | -2,080 | 383.1K | -0.5% | -$15.2K | |
| 2022-05-12 | 2022-05-10 | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $7.32 | -5,198 | 497.8K | -1% | -$38.0K | |
| 2022-05-12 | 2022-05-10 | STEM | Johnson larsh | CTO | S - Sale | $7.32 | -1,269 | 192.2K | -0.7% | -$9,289 | |
| 2022-05-12 | 2022-05-10 | STEM | Patel Prakesh | Chief Strategy Off | S - Sale | $7.32 | -1,269 | 55.4K | -2% | -$9,289 | |
| 2022-05-12 | 2022-05-10 | STEM | Laureles Saul R. | CLO | S - Sale | $7.32 | -5,745 | 30.6K | -16% | -$42.1K | |
| D | 2022-05-02 | 2022-04-28 | STEM | BUSH WILLIAM JOHN | CFO | M - OptEx | $0.00 | +3,946 | 385.2K | +1% | $0 |
| D | 2022-05-02 | 2022-04-28 | STEM | Russo Alan | Chief Revenue Off | M - OptEx | $0.00 | +4,254 | 187.8K | +2% | $0 |
| D | 2022-05-02 | 2022-04-28 | STEM | Carrington John Eugene | CEO, Dir | M - OptEx | $0.00 | +9,865 | 503.0K | +2% | $0 |
| DM | 2022-05-02 | 2022-04-28 | STEM | Laureles Saul R. | CLO | M - OptEx | $0.00 | +22.2K | 36.3K | +157% | $0 |
| D | 2022-05-02 | 2022-04-28 | STEM | Patel Prakesh | Chief Strategy Off | M - OptEx | $0.00 | +3,453 | 56.7K | +6% | $0 |
| D | 2022-05-02 | 2022-04-28 | STEM | Johnson larsh | CTO | M - OptEx | $0.00 | +3,453 | 193.4K | +2% | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | BUZBY DAVID S | Dir | M - OptEx | $0.00 | +5,524 | 672.1K | +0.8% | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | Tammineedi Anil | Dir | M - OptEx | $0.00 | +5,524 | 5,524 | New | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | TYSON LAURA D | Dir | M - OptEx | $0.00 | +5,524 | 5,524 | New | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | MORGAN MICHAEL C | Dir | M - OptEx | $0.00 | +5,524 | 5,524 | New | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | Daley Adam | Dir | M - OptEx | $0.00 | +5,524 | 106.8K | +5% | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | TROE LISA L | Dir | M - OptEx | $0.00 | +5,524 | 5,524 | New | $0 |
| D | 2022-04-29 | 2022-04-28 | STEM | Woodward Jane | Dir | M - OptEx | $0.00 | +5,524 | 5,524 | New | $0 |
| I | 2022-04-21 | 2022-03-17 | STEM | MORGAN MICHAEL C | Dir | J - Other | $0.00 | -134.0K | 0 | -100% | $0 |
| DM | 2022-04-14 | 2022-04-12 | STEM | Triplett Mark William | COO | F - Tax | $9.90 | -218.9K | 97.9K | -69% | -$2.17M |
| DM | 2022-04-14 | 2022-04-12 | STEM | Triplett Mark William | COO | M - OptEx | $2.68 | +451.2K | 333.8K | New | +$1.21M |
| D | 2022-04-11 | 2022-04-06 | STEM | Johnson larsh | CTO | M - OptEx | $1.67 | +39.2K | 190.0K | +26% | +$65.5K |
| D | 2022-04-08 | 2022-04-06 | STEM | Carrington John Eugene | CEO, Dir | F - Tax | $10.80 | -68.4K | 493.2K | -12% | -$738.9K |
| D | 2022-04-08 | 2022-04-06 | STEM | Carrington John Eugene | CEO, Dir | M - OptEx | $1.25 | +133.5K | 561.6K | +31% | +$166.8K |
| D | 2022-03-17 | 2022-03-15 | STEM | Triplett Mark William | COO | M - OptEx | $2.27 | +174.0K | 184.8K | +1,611% | +$395.0K |
| D | 2022-03-17 | 2022-03-15 | STEM | Triplett Mark William | COO | F - Tax | $7.96 | -93.2K | 91.6K | -50% | -$741.6K |
| MI | 2022-03-17 | 2022-03-15 | STEM | MORGAN MICHAEL C | Dir | P - Purchase | $7.62 | +150.0K | 1.18M | +15% | +$1.14M |
| DM | 2022-03-17 | 2022-03-15 | STEM | BUSH WILLIAM JOHN | CFO | F - Tax | $7.96 | -93.5K | 381.3K | -20% | -$744.4K |
| DM | 2022-03-17 | 2022-03-15 | STEM | BUSH WILLIAM JOHN | CFO | M - OptEx | $1.97 | +180.0K | 423.1K | +74% | +$355.4K |
| I | 2022-03-16 | 2022-03-16 | STEM | Tammineedi Anil | Dir | S - Sale | $8.30 | -150.0K | 4.79M | -3% | -$1.25M |
| I | 2022-03-14 | 2022-03-11 | STEM | Tammineedi Anil | Dir | S - Sale | $8.23 | -100.0K | 4.94M | -2% | -$823.0K |
| D | 2022-03-10 | 2022-03-09 | STEM | Russo Alan | Chief Revenue Off | M - OptEx | $2.27 | +44.0K | 183.5K | +31% | +$99.8K |
| I | 2022-03-09 | 2022-03-08 | STEM | BUZBY DAVID S | Dir | S - Sale | $9.01 | -86.1K | 3,563 | -96% | -$776.0K |
| DA | 2022-03-03 | 2021-07-02 | STEM | Laureles Saul R. | CLO | F - Tax | $0.00 | -4,620 | 14.1K | -25% | $0 |
| DA | 2022-03-03 | 2021-07-02 | STEM | Laureles Saul R. | CLO | A - Grant | $0.00 | +18.7K | 18.7K | New | $0 |
| 2022-02-02 | 2022-01-31 | STEM | Triplett Mark William | COO | S - Sale | $12.11 | -5,000 | 10.8K | -32% | -$60.5K | |
| 2022-01-20 | 2022-01-18 | STEM | Triplett Mark William | COO | S - Sale | $14.27 | -5,000 | 15.8K | -24% | -$71.3K | |
| 2022-01-05 | 2022-01-03 | STEM | Triplett Mark William | COO | S - Sale | $19.22 | -5,000 | 20.8K | -19% | -$96.1K | |
| 2021-12-22 | 2021-12-20 | STEM | Triplett Mark William | COO | S - Sale | $18.16 | -5,000 | 25.8K | -16% | -$90.8K | |
| M | 2021-12-10 | 2021-12-08+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $20.11 | -19.8K | 447.7K | -4% | -$398.6K |
| M | 2021-12-08 | 2021-12-06 | STEM | Triplett Mark William | COO | S - Sale | $18.41 | -5,000 | 30.9K | -14% | -$92.0K |
| M | 2021-12-03 | 2021-12-01+ | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $20.95 | -13.0K | 302.8K | -4% | -$272.3K |
| M | 2021-12-03 | 2021-12-01+ | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $20.96 | -28.8K | 454.3K | -6% | -$603.2K |
| MI | 2021-12-02 | 2021-12-01+ | STEM | Daley Adam | Dir | S - Sale | $20.48 | -200.0K | 342.8K | -37% | -$4.10M |
| 2021-12-02 | 2021-11-30 | STEM | Daley Adam | Dir | J - Other | $0.00 | +13.9K | 101.2K | +16% | $0 | |
| I | 2021-12-02 | 2021-11-30 | STEM | Daley Adam | Dir | J - Other | $0.00 | +10.1K | 442.8K | +2% | $0 |
| MI | 2021-12-02 | 2021-11-30 | STEM | MORGAN MICHAEL C | Dir | J - Other | $0.00 | +161.2K | 542.2K | +42% | $0 |
| M | 2021-11-24 | 2021-11-22 | STEM | Triplett Mark William | COO | S - Sale | $22.91 | -5,000 | 36.3K | -12% | -$114.6K |
| M | 2021-11-19 | 2021-11-17 | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $22.09 | -12.5K | 309.2K | -4% | -$275.1K |
| M | 2021-11-19 | 2021-11-17 | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $22.09 | -44.8K | 481.7K | -8% | -$988.6K |
| I | 2021-11-17 | 2021-11-16 | STEM | Johnson larsh | CTO | S - Sale | $24.55 | -15.0K | 41.7K | -26% | -$368.2K |
| 2021-11-17 | 2021-11-16 | STEM | Carrington John Eugene | CEO, Dir | S - Sale | $24.55 | -44.8K | 521.5K | -8% | -$1.10M | |
| 2021-11-17 | 2021-11-16 | STEM | BUSH WILLIAM JOHN | CFO | S - Sale | $24.56 | -12.5K | 320.2K | -4% | -$305.9K | |
| M | 2021-11-12 | 2021-11-10+ | STEM | Patel Prakesh | Chief Strategy Off | S - Sale | $25.33 | -120.0K | 58.2K | -67% | -$3.04M |
| 2021-11-09 | 2021-11-08 | STEM | Triplett Mark William | COO | S - Sale | $24.94 | -5,000 | 40.8K | -11% | -$124.7K | |
| 2021-11-04 | 2021-11-02 | STEM | Russo Alan | Chief Revenue Off | S - Sale | $25.01 | -8,500 | 139.6K | -6% | -$212.6K |
Purchase Sale Sale after option exercise All abbreviations