Patel Prakesh
Insider
First SEC filing: May 28, 2021 · Latest: May 28, 2021
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 28, 2024 | STEM | A | 125,000 | · | · | 228,947 Direct | +120.25% | Acquired | (price as of 2026-10-02) |
| April 30, 2024 | STEM | S | 23,863 | $1.87 | $44,624 | 181,668 Direct | -11.61% | Disposed | -88.6% (price as of 2026-10-02) |
| April 28, 2024 | STEM | M | 65,000 | · | · | 202,078 Direct | +47.42% | Acquired | (price as of 2026-10-02) |
| April 28, 2024 | STEM | M | 3,453 | · | · | 205,531 Direct | +1.71% | Acquired | (price as of 2026-10-02) |
| April 28, 2024 | STEM | M | 3,453 | · | · | 168,947 Direct | -2.00% | Disposed | (price as of 2026-10-02) |
| April 28, 2024 | STEM | M | 65,000 | · | · | 103,947 Direct | -38.47% | Disposed | (price as of 2026-10-02) |
| March 8, 2024 | STEM | S 10b5-1 | 35,902 | $2.19 | $78,625 | 137,078 Direct | -20.76% | Disposed | -90.3% (price as of 2026-10-02) |
| March 4, 2024 | STEM | S | 7,153 | $2.48 | $17,739 | 172,980 Direct | -3.97% | Disposed | -91.4% (price as of 2026-10-02) |
| March 1, 2024 | STEM | M | 16,747 | · | · | 102,825 Direct | +19.46% | Acquired | (price as of 2026-10-02) |
| March 1, 2024 | STEM | A | 77,308 | · | · | 180,133 Direct | +75.18% | Acquired | (price as of 2026-10-02) |
| March 1, 2024 | STEM | M | 16,747 | · | · | 172,400 Direct | -8.85% | Disposed | (price as of 2026-10-02) |
| Feb. 16, 2024 | STEM | S | 14,389 | $3.17 | $45,613 | 86,078 Direct | -14.32% | Disposed | -93.3% (price as of 2026-10-02) |
| Feb. 15, 2024 | STEM | M | 33,000 | · | · | 100,467 Direct | +48.91% | Acquired | (price as of 2026-10-02) |
| Feb. 15, 2024 | STEM | M | 33,000 | · | · | 189,147 Direct | -14.86% | Disposed | (price as of 2026-10-02) |
| Feb. 15, 2024 | STEM | A | 64,320 | · | · | 64,320 Direct | · | Acquired | (price as of 2026-10-02) |
| May 1, 2023 | STEM | S | 1,260 | $4.12 | $5,191 | 67,467 Direct | -1.83% | Disposed | -94.8% (price as of 2026-10-02) |
| April 28, 2023 | STEM | M | 3,453 | · | · | 68,727 Direct | +5.29% | Acquired | (price as of 2026-10-02) |
| April 28, 2023 | STEM | M | 3,453 | · | · | 222,147 Direct | -1.53% | Disposed | (price as of 2026-10-02) |
| March 1, 2023 | STEM | M | 16,747 | · | · | 72,162 Direct | +30.22% | Acquired | (price as of 2026-10-02) |
| March 1, 2023 | STEM | S | 6,888 | $8.10 | $55,793 | 65,274 Direct | -9.55% | Disposed | -97.4% (price as of 2026-10-02) |
| March 1, 2023 | STEM | M | 16,747 | · | · | 225,600 Direct | -6.91% | Disposed | (price as of 2026-10-02) |
| Feb. 15, 2023 | STEM | A | 100,000 | · | · | 242,347 Direct | +70.25% | Acquired | (price as of 2026-10-02) |
| Feb. 15, 2023 | STEM | A | 129,183 | · | · | 129,183 Direct | · | Acquired | (price as of 2026-10-02) |
| May 10, 2022 | STEM | S | 1,269 | $7.32 | $9,289 | 55,415 Direct | -2.24% | Disposed | -97.1% (price as of 2026-10-02) |
| April 28, 2022 | STEM | M | 3,453 | · | · | 56,684 Direct | +6.49% | Acquired | (price as of 2026-10-02) |
| April 28, 2022 | STEM | M | 3,453 | · | · | 142,347 Direct | -2.37% | Disposed | (price as of 2026-10-02) |
| March 1, 2022 | STEM | A | 104,668 | · | · | 865,720 Direct | +13.75% | Acquired | (price as of 2026-10-02) |
| March 1, 2022 | STEM | A | 66,988 | · | · | 145,800 Direct | +85.00% | Acquired | (price as of 2026-10-02) |
| Nov. 11, 2021 | STEM | S 10b5-1 | 25,000 | $25.26 | $631,500 | 58,231 Direct | -30.04% | Disposed | -99.2% (price as of 2026-10-02) |
| Nov. 11, 2021 | STEM | S 10b5-1 | 5,000 | $27.02 | $135,100 | 53,231 Direct | -8.59% | Disposed | -99.2% (price as of 2026-10-02) |
| Nov. 10, 2021 | STEM | S 10b5-1 | 90,000 | $25.25 | $2,272,500 | 83,231 Direct | -51.95% | Disposed | -99.2% (price as of 2026-10-02) |
| Oct. 27, 2021 | STEM | A | 180,000 | · | · | 180,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 27, 2021 | STEM | F | 6,769 | · | · | 173,231 Direct | -3.76% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2021 | STEM | M | 116,299 | · | · | 824,753 Direct | -12.36% | Disposed | (price as of 2026-10-02) |
| Oct. 27, 2021 | STEM | M | 43,073 | $26.65 | $1,147,895 | 781,680 Direct | -5.22% | Disposed | -99.2% (price as of 2026-10-02) |
| Oct. 27, 2021 | STEM | M | 20,628 | $26.65 | $549,736 | 761,052 Direct | -2.64% | Disposed | -99.2% (price as of 2026-10-02) |
| July 2, 2021 | STEM | A | 65,000 | · | · | 65,000 Direct | · | Acquired | (price as of 2026-10-02) |
| July 2, 2021 | STEM | A | 13,812 | · | · | 78,812 Direct | +21.25% | Acquired | (price as of 2026-10-02) |
| May 28, 2021 | STEM | A | 34,530 | · | · | 941,052 Direct | +3.81% | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 28, 2024 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | $0.00 | · | 125,000 | Acquired |
| April 28, 2024 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | $0.00 | · | 3,453 | Disposed |
| April 28, 2024 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | $0.00 | · | 65,000 | Disposed |
| March 1, 2024 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | $0.00 | · | 16,747 | Disposed |
| Feb. 15, 2024 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | $0.00 | · | 33,000 | Disposed |
| Feb. 15, 2024 | STEM | Stock Option (Right to Buy) | Common Stock, Par Value $0.0001 Per Share | $3.37 | Feb. 15, 2034 | 64,320 | Acquired |
| April 28, 2023 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 3,453 | Disposed |
| March 1, 2023 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 16,747 | Disposed |
| Feb. 15, 2023 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 100,000 | Acquired |
| Feb. 15, 2023 | STEM | Stock Option (Right to Buy) | Common Stock, Par Value $0.0001 Per Share | $10.25 | Feb. 15, 2033 | 129,183 | Acquired |
| April 28, 2022 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 3,453 | Disposed |
| March 1, 2022 | STEM | Stock Option (Right to Buy) | Common Stock, Par Value $0.0001 Per Share | $9.33 | Feb. 29, 2032 | 104,668 | Acquired |
| March 1, 2022 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 66,988 | Acquired |
| Oct. 27, 2021 | STEM | Stock Option (Right to Buy) | Common Stock, Par Value $0.0001 Per Share | $0.97 | Feb. 7, 2025 | 116,299 | Disposed |
| Oct. 27, 2021 | STEM | Stock Option (Right to Buy) | Common Stock, Par Value $0.0001 Per Share | $0.97 | Feb. 7, 2025 | 43,073 | Disposed |
| Oct. 27, 2021 | STEM | Stock Option (Right to Buy) | Common Stock, Par Value $0.0001 Per Share | $1.25 | July 20, 2025 | 20,628 | Disposed |
| July 2, 2021 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 65,000 | Acquired |
| July 2, 2021 | STEM | Restricted Stock Unit | Common Stock, Par Value $0.0001 Per Share | · | · | 13,812 | Acquired |
| May 28, 2021 | STEM | Stock Option (Right to Buy) | Common Stock | $25.34 | May 27, 2031 | 34,530 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.