On this page
Kent Mathy
Insider
First SEC filing: Feb. 28, 2020 · Latest: Feb. 28, 2020
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 17, 2020 | RBBN | M | 25,975 | · | · | 159,051 Direct | +19.52% | Acquired | (price as of 2026-10-05) |
| June 17, 2020 | RBBN | M | 25,975 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 27, 2020 | RBBN | P | 28,500 | $3.23 | $92,055 | 133,076 Direct | +27.25% | Acquired | -47.4% (price as of 2026-10-05) |
| Feb. 21, 2020 | RBBN | M | 30,000 | · | · | 104,576 Direct | +40.23% | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2020 | RBBN | A | 30,000 | · | · | 30,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2020 | RBBN | M | 30,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 17, 2019 | RBBN | A | 25,975 | · | · | 25,975 Direct | · | Acquired | (price as of 2026-10-05) |
| May 8, 2019 | RBBN | P | 20,500 | $4.72 | $96,760 | 74,576 Direct | +37.91% | Acquired | -64.0% (price as of 2026-10-05) |
| June 15, 2018 | RBBN | A | 18,182 | · | · | 54,076 Direct | +50.65% | Acquired | (price as of 2026-10-05) |
| Jan. 16, 2018 | RBBN | A | 10,683 | · | · | 10,683 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 16, 2018 | RBBN | A | 25,211 | · | · | 35,894 Direct | +235.99% | 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 17, 2020 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 25,975 | Disposed |
| Feb. 21, 2020 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 30,000 | Acquired |
| Feb. 21, 2020 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 30,000 | Disposed |
| June 17, 2019 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 25,975 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).