Robb William Engle
Insider
First SEC filing: Jan. 31, 2013 · Latest: Jan. 31, 2013
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 31, 2024 | SOTK | S | 5,795 | $5.69 | $32,974 | 53,443 Direct | -9.78% | Disposed | 9.0% (price as of 2026-10-02) |
| Jan. 30, 2024 | SOTK | S | 978 | $5.73 | $5,604 | 59,238 Direct | -1.62% | Disposed | 8.2% (price as of 2026-10-02) |
| Jan. 26, 2024 | SOTK | S | 2,724 | $5.78 | $15,745 | 60,216 Direct | -4.33% | Disposed | 7.3% (price as of 2026-10-02) |
| Jan. 23, 2024 | SOTK | S | 2,876 | $5.77 | $16,595 | 62,940 Direct | -4.37% | Disposed | 7.5% (price as of 2026-10-02) |
| Jan. 23, 2024 | SOTK | S | 4,162 | $5.76 | $23,973 | 65,816 Direct | -5.95% | Disposed | 7.6% (price as of 2026-10-02) |
| Jan. 19, 2024 | SOTK | S | 5,208 | $5.80 | $30,206 | 69,978 Direct | -6.93% | Disposed | 6.9% (price as of 2026-10-02) |
| Jan. 18, 2024 | SOTK | S | 5,981 | $5.86 | $35,049 | 75,186 Direct | -7.37% | Disposed | 5.8% (price as of 2026-10-02) |
| Nov. 16, 2023 | SOTK | A | 2,329 | $5.00 | $11,645 | 16,852 Direct | +16.04% | Acquired | 24.0% (price as of 2026-10-02) |
| Nov. 17, 2022 | SOTK | A | 1,969 | $5.96 | $11,735 | 14,523 Direct | +15.68% | Acquired | 4.0% (price as of 2026-10-02) |
| Feb. 17, 2022 | SOTK | A | 9,804 | $6.26 | $61,373 | 12,554 Direct | +356.51% | Acquired | -1.0% (price as of 2026-10-02) |
| Jan. 19, 2022 | SOTK | M | 2,250 | $4.45 | $10,012 | 82,279 Direct | +2.81% | Acquired | 39.3% (price as of 2026-10-02) |
| Jan. 19, 2022 | SOTK | F | 1,112 | $9.00 | $10,008 | 81,167 Direct | -1.35% | Disposed | -31.1% (price as of 2026-10-02) |
| Jan. 19, 2022 | SOTK | M | 2,250 | $4.45 | $10,012 | 2,750 Direct | -45.00% | Disposed | 39.3% (price as of 2026-10-02) |
| Jan. 13, 2022 | SOTK | S | 5,500 | $8.23 | $45,265 | 80,029 Direct | -6.43% | Disposed | -24.7% (price as of 2026-10-02) |
| March 16, 2021 | SOTK | M | 13,334 | $0.91 | $12,134 | 88,111 Direct | +17.83% | Acquired | 581.3% (price as of 2026-10-02) |
| March 16, 2021 | SOTK | F | 2,582 | $4.70 | $12,135 | 85,529 Direct | -2.93% | Disposed | 31.9% (price as of 2026-10-02) |
| March 16, 2021 | SOTK | M | 13,334 | $0.91 | $12,134 | 5,000 Direct | -72.73% | Disposed | 581.3% (price as of 2026-10-02) |
| Jan. 15, 2021 | SOTK | A | 5,000 | $4.45 | $22,250 | 18,334 Direct | +37.50% | Acquired | 39.3% (price as of 2026-10-02) |
| April 1, 2020 | SOTK | M | 23,333 | $0.91 | $21,233 | 82,820 Direct | +39.22% | Acquired | 581.3% (price as of 2026-10-02) |
| April 1, 2020 | SOTK | F | 8,043 | $2.64 | $21,234 | 74,777 Direct | -9.71% | Disposed | 134.8% (price as of 2026-10-02) |
| April 1, 2020 | SOTK | M | 23,333 | $0.91 | $21,233 | 13,334 Direct | -63.63% | Disposed | 581.3% (price as of 2026-10-02) |
| March 28, 2019 | SOTK | M | 33,333 | $0.91 | $30,333 | 71,620 Direct | +87.06% | Acquired | 581.3% (price as of 2026-10-02) |
| March 28, 2019 | SOTK | F | 12,133 | $2.50 | $30,332 | 59,487 Direct | -16.94% | Disposed | 148.0% (price as of 2026-10-02) |
| March 28, 2019 | SOTK | M | 33,333 | $0.91 | $30,333 | 36,667 Direct | -47.62% | Disposed | 581.3% (price as of 2026-10-02) |
| July 24, 2018 | SOTK | S | 9,000 | $2.20 | $19,800 | 38,287 Direct | -19.03% | Disposed | 181.8% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 10,000 | $0.61 | $6,100 | 15,896 Direct | +169.61% | Acquired | 916.4% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | F | 3,211 | $1.90 | $6,101 | 12,685 Direct | -20.20% | Disposed | 226.3% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 11,000 | $0.48 | $5,280 | 23,685 Direct | +86.72% | Acquired | 1191.7% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | F | 2,779 | $1.90 | $5,280 | 20,906 Direct | -11.73% | Disposed | 226.3% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 12,000 | $1.05 | $12,600 | 32,906 Direct | +57.40% | Acquired | 490.5% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | F | 6,632 | $1.90 | $12,601 | 26,274 Direct | -20.15% | Disposed | 226.3% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 14,400 | $1.19 | $17,136 | 40,674 Direct | +54.81% | Acquired | 421.0% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | F | 9,019 | $1.90 | $17,136 | 31,655 Direct | -22.17% | Disposed | 226.3% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 30,000 | $0.91 | $27,300 | 61,655 Direct | +94.77% | Acquired | 581.3% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | F | 14,368 | $1.90 | $27,299 | 47,287 Direct | -23.30% | Disposed | 226.3% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 10,000 | $0.61 | $6,100 | 137,400 Direct | -6.78% | Disposed | 916.4% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 11,000 | $0.48 | $5,280 | 126,400 Direct | -8.01% | Disposed | 1191.7% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 12,000 | $1.05 | $12,600 | 114,400 Direct | -9.49% | Disposed | 490.5% (price as of 2026-10-02) |
| June 29, 2018 | SOTK | M | 30,000 | $0.91 | $27,300 | 70,000 Direct | -30.00% | Disposed | 581.3% (price as of 2026-10-02) |
| June 28, 2018 | SOTK | M | 14,400 | $1.19 | $17,136 | 100,000 Direct | -12.59% | Disposed | 421.0% (price as of 2026-10-02) |
| Nov. 28, 2017 | SOTK | S | 4,000 | $1.45 | $5,800 | 5,896 Direct | -40.42% | Disposed | 327.6% (price as of 2026-10-02) |
| July 21, 2016 | SOTK | A | 30,000 | $0.91 | $27,300 | 77,400 Direct | +63.29% | Acquired | 581.3% (price as of 2026-10-02) |
| July 21, 2016 | SOTK | A | 30,000 | $0.91 | $27,300 | 107,400 Direct | +38.76% | Acquired | 581.3% (price as of 2026-10-02) |
| July 21, 2016 | SOTK | A | 40,000 | $0.91 | $36,400 | 147,400 Direct | +37.24% | Acquired | 581.3% (price as of 2026-10-02) |
| Nov. 23, 2015 | SOTK | S | 9,000 | $1.08 | $9,720 | 9,896 Direct | -47.63% | Disposed | 474.1% (price as of 2026-10-02) |
| Feb. 19, 2015 | SOTK | A | 14,400 | $1.19 | $17,136 | 47,400 Direct | +43.64% | Acquired | 421.0% (price as of 2026-10-02) |
| Nov. 14, 2014 | SOTK | S | 5,000 | $1.10 | $5,500 | 18,896 Direct | -20.92% | Disposed | 463.6% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | M | 10,000 | $0.49 | $4,900 | 11,500 Direct | +666.67% | Acquired | 1165.3% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | F | 3,798 | $1.29 | $4,899 | 7,702 Direct | -33.03% | Disposed | 380.6% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | M | 20,000 | $0.61 | $12,200 | 27,702 Direct | +259.67% | Acquired | 916.4% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | F | 9,457 | $1.29 | $12,200 | 18,245 Direct | -34.14% | Disposed | 380.6% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | M | 9,000 | $0.48 | $4,320 | 27,245 Direct | +49.33% | Acquired | 1191.7% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | F | 3,349 | $1.29 | $4,320 | 23,896 Direct | -12.29% | Disposed | 380.6% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | M | 10,000 | $0.49 | $4,900 | 62,000 Direct | -13.89% | Disposed | 1165.3% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | M | 20,000 | $0.61 | $12,200 | 42,000 Direct | -32.26% | Disposed | 916.4% (price as of 2026-10-02) |
| Nov. 3, 2014 | SOTK | M | 9,000 | $0.48 | $4,320 | 33,000 Direct | -21.43% | Disposed | 1191.7% (price as of 2026-10-02) |
| Feb. 20, 2014 | SOTK | A | 12,000 | $1.05 | $12,600 | 72,000 Direct | +20.00% | Acquired | 490.5% (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 |
|---|---|---|---|---|---|---|---|
| Nov. 16, 2023 | SOTK | Sono-Tek Options | Sono-Tek Corp Common Stock | $5.00 | Nov. 16, 2033 | 2,329 | Acquired |
| Nov. 17, 2022 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $5.96 | Nov. 17, 2032 | 1,969 | Acquired |
| Feb. 17, 2022 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $6.26 | Feb. 17, 2032 | 9,804 | Acquired |
| Jan. 19, 2022 | SOTK | Sono-Tek Corp Options | Sono-Tek Common Stock | $4.45 | Jan. 15, 2031 | 2,250 | Disposed |
| March 16, 2021 | SOTK | Sono Tek Corp Options | Sono Tek Corp Common Stock | $0.91 | July 20, 2026 | 13,334 | Disposed |
| Jan. 15, 2021 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $4.45 | Jan. 15, 2031 | 5,000 | Acquired |
| April 1, 2020 | SOTK | Sono Tek Corp options | SonoTek Corp Common Stock | $0.91 | July 20, 2026 | 23,333 | Disposed |
| March 28, 2019 | SOTK | SonoTek Corp Options | SonoTek Corp Common Stock | $0.91 | July 20, 2026 | 33,333 | Disposed |
| June 29, 2018 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $0.61 | Nov. 8, 2022 | 10,000 | Disposed |
| June 29, 2018 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $0.48 | Jan. 24, 2023 | 11,000 | Disposed |
| June 29, 2018 | SOTK | Sono-Tek Options | Sono-Tek Corp Common Stock | $1.05 | Feb. 20, 2024 | 12,000 | Disposed |
| June 29, 2018 | SOTK | Sono-Tek Options | Sono-Tek Common Stock | $0.91 | July 20, 2026 | 30,000 | Disposed |
| June 28, 2018 | SOTK | Sono-Tek Options | Sono-Tek Corp Common Stock | $1.19 | Feb. 19, 2025 | 14,400 | Disposed |
| July 21, 2016 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $0.91 | July 20, 2026 | 30,000 | Acquired |
| July 21, 2016 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $0.91 | July 20, 2026 | 30,000 | Acquired |
| July 21, 2016 | SOTK | Sono-Tek Corp Options | Sono-Tek Corp Common Stock | $0.91 | July 20, 2026 | 40,000 | Acquired |
| Feb. 19, 2015 | SOTK | SonoTek Corp Options | SonoTek Corp Common Stock | $1.19 | Feb. 19, 2025 | 14,400 | Acquired |
| Nov. 3, 2014 | SOTK | SonoTek Corp Options | Sonotek Corp Common Stock | $0.49 | Jan. 8, 2019 | 10,000 | Disposed |
| Nov. 3, 2014 | SOTK | SonoTek Corp Options | SonoTek Corp Common Stock | $0.61 | Nov. 8, 2022 | 20,000 | Disposed |
| Nov. 3, 2014 | SOTK | SonoTek Corp Options | SonoTek Corp Common Stock | $0.48 | Jan. 24, 2023 | 9,000 | Disposed |
| Feb. 20, 2014 | SOTK | SonoTek Options | SonoTek Corp Common Stock | $1.05 | Feb. 20, 2024 | 12,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.