Dan Redington
Insider
First SEC filing: March 1, 2023 · Latest: March 1, 2023
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 8, 2025 | RBBN | S | 14,176 | $4.02 | $56,988 | 0 Direct | -100.00% | Disposed | -58.0% (price as of 2026-10-05) |
| Sept. 5, 2025 | RBBN | S | 155,434 | $4.03 | $626,399 | 14,176 Direct | -91.64% | Disposed | -58.1% (price as of 2026-10-05) |
| Sept. 4, 2025 | RBBN | S | 20,000 | $4.16 | $83,200 | 169,610 Direct | -10.55% | Disposed | -59.4% (price as of 2026-10-05) |
| June 15, 2025 | RBBN | M | 20,833 | · | · | 20,833 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| June 15, 2025 | RBBN | F | 8,197 | $3.74 | $30,657 | 189,610 Direct | -4.14% | Disposed | -54.8% (price as of 2026-10-05) |
| June 15, 2025 | RBBN | M | 20,833 | · | · | 197,807 Direct | +11.77% | Acquired | (price as of 2026-10-05) |
| May 16, 2025 | RBBN | M | 42,194 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 16, 2025 | RBBN | F | 16,603 | $3.62 | $60,103 | 176,974 Direct | -8.58% | Disposed | -53.3% (price as of 2026-10-05) |
| May 16, 2025 | RBBN | M | 42,194 | · | · | 193,577 Direct | +27.87% | Acquired | (price as of 2026-10-05) |
| May 15, 2025 | RBBN | A | 48,523 | · | · | 48,523 Direct | · | Acquired | (price as of 2026-10-05) |
| May 15, 2025 | RBBN | A | 45,000 | · | · | 45,000 Direct | · | Acquired | (price as of 2026-10-05) |
| May 15, 2025 | RBBN | A | 67,500 | · | · | 67,500 Direct | · | Acquired | (price as of 2026-10-05) |
| May 15, 2025 | RBBN | A | 84,388 | · | · | 84,388 Direct | · | Acquired | (price as of 2026-10-05) |
| May 15, 2025 | RBBN | A | 112,500 | · | · | 112,500 Direct | · | Acquired | (price as of 2026-10-05) |
| April 17, 2025 | RBBN | M | 18,071 | · | · | 36,141 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| April 17, 2025 | RBBN | F | 7,110 | $3.53 | $25,098 | 151,383 Direct | -4.49% | Disposed | -52.1% (price as of 2026-10-05) |
| April 17, 2025 | RBBN | M | 18,071 | · | · | 158,493 Direct | +12.87% | Acquired | (price as of 2026-10-05) |
| Dec. 15, 2024 | RBBN | M | 20,833 | · | · | 41,666 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Dec. 15, 2024 | RBBN | F | 8,197 | $4.09 | $33,526 | 142,303 Direct | -5.45% | Disposed | -58.7% (price as of 2026-10-05) |
| Dec. 15, 2024 | RBBN | M | 20,833 | · | · | 150,500 Direct | +16.07% | Acquired | (price as of 2026-10-05) |
| Oct. 17, 2024 | RBBN | M | 18,071 | · | · | 54,212 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| Oct. 17, 2024 | RBBN | F | 7,110 | $3.38 | $24,032 | 129,667 Direct | -5.20% | Disposed | -50.0% (price as of 2026-10-05) |
| Oct. 17, 2024 | RBBN | M | 18,071 | · | · | 136,777 Direct | +15.22% | Acquired | (price as of 2026-10-05) |
| June 15, 2024 | RBBN | M | 20,833 | · | · | 62,499 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| June 15, 2024 | RBBN | F | 7,781 | $2.96 | $23,032 | 118,706 Direct | -6.15% | Disposed | -42.9% (price as of 2026-10-05) |
| June 15, 2024 | RBBN | M | 20,833 | · | · | 126,487 Direct | +19.72% | Acquired | (price as of 2026-10-05) |
| May 15, 2024 | RBBN | A | 38,818 | · | · | 38,818 Direct | · | Acquired | (price as of 2026-10-05) |
| May 15, 2024 | RBBN | A | 58,228 | · | · | 58,228 Direct | · | Acquired | (price as of 2026-10-05) |
| May 15, 2024 | RBBN | A | 42,194 | · | · | 42,194 Direct | · | Acquired | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | M | 23,743 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | F | 8,408 | $2.61 | $21,945 | 117,158 Direct | -6.70% | Disposed | -35.2% (price as of 2026-10-05) |
| April 17, 2024 | RBBN | M | 23,743 | · | · | 125,566 Direct | +23.32% | Acquired | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | M | 24,465 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | M | 36,143 | · | · | 72,283 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | F | 21,793 | · | · | 105,654 Direct | -17.10% | Disposed | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | M | 24,465 | · | · | 127,447 Direct | +23.76% | Acquired | (price as of 2026-10-05) |
| April 17, 2024 | RBBN | M | 36,143 | · | · | 102,982 Direct | +54.07% | Acquired | (price as of 2026-10-05) |
| Feb. 26, 2024 | RBBN | S | 34,452 | $3.10 | $106,801 | 66,839 Direct | -34.01% | Disposed | -45.5% (price as of 2026-10-05) |
| Feb. 23, 2024 | RBBN | S | 23,964 | $3.09 | $74,049 | 101,291 Direct | -19.13% | Disposed | -45.3% (price as of 2026-10-05) |
| Feb. 21, 2024 | RBBN | S | 7,584 | $3.20 | $24,269 | 125,255 Direct | -5.71% | Disposed | -47.2% (price as of 2026-10-05) |
| Dec. 15, 2023 | RBBN | M | 41,668 | · | · | 83,332 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Dec. 15, 2023 | RBBN | M | 133,928 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 15, 2023 | RBBN | F | 42,757 | $2.60 | $111,168 | 132,839 Direct | -24.35% | Disposed | -35.0% (price as of 2026-10-05) |
| Dec. 15, 2023 | RBBN | M | 41,668 | · | · | 175,596 Direct | +31.11% | Acquired | (price as of 2026-10-05) |
| Dec. 15, 2023 | RBBN | M | 133,928 | · | · | 133,928 Direct | · | Acquired | (price as of 2026-10-05) |
| April 17, 2023 | RBBN | A | 43,371 | · | · | 43,371 Direct | · | Acquired | (price as of 2026-10-05) |
| April 17, 2023 | RBBN | A | 65,055 | · | · | 65,055 Direct | · | Acquired | (price as of 2026-10-05) |
| April 17, 2023 | RBBN | A | 47,049 | · | · | 47,049 Direct | · | Acquired | (price as of 2026-10-05) |
| April 17, 2023 | RBBN | A | 108,426 | · | · | 108,426 Direct | · | 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 15, 2025 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 20,833 | Disposed |
| May 16, 2025 | RBBN | RSUs | Common Stock | · | · | 42,194 | Disposed |
| May 15, 2025 | RBBN | PSUs | Common Stock | · | · | 48,523 | Acquired |
| May 15, 2025 | RBBN | PSUs | Common Stock | · | · | 45,000 | Acquired |
| May 15, 2025 | RBBN | Performance-Based RSUs (PSUs) | Common Stock | · | · | 67,500 | Acquired |
| May 15, 2025 | RBBN | RSUs | Common Stock | · | · | 84,388 | Acquired |
| May 15, 2025 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 112,500 | Acquired |
| April 17, 2025 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 18,071 | Disposed |
| Dec. 15, 2024 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 20,833 | Disposed |
| Oct. 17, 2024 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 18,071 | Disposed |
| June 15, 2024 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 20,833 | Disposed |
| May 15, 2024 | RBBN | PSUs | Common Stock | · | · | 38,818 | Acquired |
| May 15, 2024 | RBBN | Performance-Based RSUs (PSUs) | Common Stock | · | · | 58,228 | Acquired |
| May 15, 2024 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 42,194 | Acquired |
| April 17, 2024 | RBBN | Performance Share Units (PSUs) | Common Stock | · | · | 23,743 | Disposed |
| April 17, 2024 | RBBN | Performance Share Units (PSUs) | Common Stock | · | · | 24,465 | Disposed |
| April 17, 2024 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 36,143 | Disposed |
| Dec. 15, 2023 | RBBN | RSUs | Common Stock | · | · | 41,668 | Disposed |
| Dec. 15, 2023 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 133,928 | Disposed |
| April 17, 2023 | RBBN | PSUs | Common Stock | · | · | 43,371 | Acquired |
| April 17, 2023 | RBBN | PSUs | Common Stock | · | · | 65,055 | Acquired |
| April 17, 2023 | RBBN | Performance-Based RSUs (PSUs) | Common Stock | · | · | 47,049 | Acquired |
| April 17, 2023 | RBBN | Restricted Stock Units (RSUs) | Common Stock | · | · | 108,426 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.