On this page
Thomas T. Groos
Insider
First SEC filing: Aug. 15, 2017 · Latest: Aug. 15, 2017
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 16, 2021 | SSTI | A | 2,523 | · | · | 22,058 Direct | +12.92% | Acquired | (price as of 2026-10-05) |
| March 8, 2021 | SSTI | S | 19,900 | $37.89 | $754,011 | 294,135 Direct | -6.34% | Disposed | -77.9% (price as of 2026-10-05) |
| March 8, 2021 | SSTI | S | 100 | $35.66 | $3,566 | 314,035 Indirect | -0.03% | Disposed | -76.5% (price as of 2026-10-05) |
| March 5, 2021 | SSTI | S | 50,000 | $36.81 | $1,840,500 | 314,135 Indirect | -13.73% | Disposed | -77.3% (price as of 2026-10-05) |
| June 10, 2020 | SSTI | A | 3,861 | · | · | 19,535 Direct | +24.63% | Acquired | (price as of 2026-10-05) |
| June 13, 2019 | SSTI | A | 2,243 | · | · | 15,674 Direct | +16.70% | Acquired | (price as of 2026-10-05) |
| June 10, 2019 | SSTI | S | 1,500 | $46.10 | $69,150 | 364,135 Indirect | -0.41% | Disposed | -81.8% (price as of 2026-10-05) |
| June 10, 2019 | SSTI | S | 15,500 | $45.23 | $701,065 | 365,635 Indirect | -4.07% | Disposed | -81.5% (price as of 2026-10-05) |
| June 10, 2019 | SSTI | S | 16,000 | $44.25 | $708,000 | 381,135 Indirect | -4.03% | Disposed | -81.1% (price as of 2026-10-05) |
| June 7, 2019 | SSTI | S | 4,766 | $45.66 | $217,616 | 397,135 Indirect | -1.19% | Disposed | -81.7% (price as of 2026-10-05) |
| June 7, 2019 | SSTI | S | 17,234 | $44.92 | $774,151 | 401,901 Indirect | -4.11% | Disposed | -81.4% (price as of 2026-10-05) |
| June 6, 2019 | SSTI | S | 3,000 | $46.17 | $138,510 | 40,496 Indirect | +8.00% | Acquired | -81.9% (price as of 2026-10-05) |
| June 6, 2019 | SSTI | S | 9,000 | $45.12 | $406,080 | 43,496 Indirect | -17.14% | Disposed | -81.4% (price as of 2026-10-05) |
| June 4, 2019 | SSTI | X | 2,269 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 4, 2019 | SSTI | X | 869 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 4, 2019 | SSTI | S | 288 | $46.38 | $13,357 | 52,496 Indirect | -0.55% | Disposed | -82.0% (price as of 2026-10-05) |
| June 4, 2019 | SSTI | X | 2,269 | $5.87 | $13,319 | 52,784 Indirect | +4.49% | Acquired | 42.6% (price as of 2026-10-05) |
| June 4, 2019 | SSTI | S | 110 | $46.38 | $5,102 | 419,135 Indirect | -0.03% | Disposed | -82.0% (price as of 2026-10-05) |
| June 4, 2019 | SSTI | X | 869 | $5.87 | $5,101 | 419,245 Indirect | +0.21% | Acquired | 42.6% (price as of 2026-10-05) |
| Nov. 20, 2018 | SSTI | S | 10,000 | $34.47 | $344,700 | 418,376 Indirect | -2.33% | Disposed | -75.7% (price as of 2026-10-05) |
| Nov. 20, 2018 | SSTI | S | 10,000 | $32.69 | $326,900 | 428,376 Indirect | -2.28% | Disposed | -74.4% (price as of 2026-10-05) |
| Nov. 19, 2018 | SSTI | S | 11,277 | $33.13 | $373,607 | 438,376 Indirect | -2.51% | Disposed | -74.7% (price as of 2026-10-05) |
| Nov. 19, 2018 | SSTI | S | 5,623 | $32.58 | $183,197 | 449,653 Indirect | -1.24% | Disposed | -74.3% (price as of 2026-10-05) |
| Nov. 19, 2018 | SSTI | S | 13,100 | $31.30 | $410,030 | 455,276 Indirect | -2.80% | Disposed | -73.3% (price as of 2026-10-05) |
| Nov. 16, 2018 | SSTI | S | 15,000 | $33.08 | $496,200 | 468,376 Indirect | -3.10% | Disposed | -74.7% (price as of 2026-10-05) |
| Nov. 16, 2018 | SSTI | S | 35,000 | $31.91 | $1,116,850 | 483,376 Indirect | -6.75% | Disposed | -73.8% (price as of 2026-10-05) |
| Nov. 16, 2018 | SSTI | S | 12,000 | $31.50 | $378,000 | 50,515 Indirect | -19.20% | Disposed | -73.4% (price as of 2026-10-05) |
| May 29, 2018 | SSTI | A | 3,295 | · | · | 13,431 Direct | +32.51% | Acquired | (price as of 2026-10-05) |
| Aug. 11, 2017 | SSTI | A | 8,152 | · | · | 10,136 Direct | +410.89% | Acquired | (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| June 4, 2019 | SSTI | Warrant (Right to Buy) | Common Stock | $5.87 | July 12, 2019 | 2,269 | Disposed |
| June 4, 2019 | SSTI | Warrant (Right to Buy) | Common Stock | $5.87 | July 12, 2019 | 869 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).