Gregory D Waller
CIK 1204144 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 14, 2012 · Latest: Feb. 14, 2012
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 13 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 28, 2026 | NUWE | A | 6,744 | — | — | 6,744 Direct | — | Acquired | (price as of 2026-08-19) |
| May 20, 2025 | NUWE | A | 17,496 | — | — | 17,496 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 19, 2024 | RKDA | A | 10,909 | — | — | 13,338 Direct | +449.11% | Acquired | (price as of 2026-08-19) |
| June 6, 2023 | RKDA | A | 937 | — | — | 2,429 Direct | +62.80% | Acquired | (price as of 2026-08-19) |
| May 19, 2023 | NUWE | A | 2,146 | — | — | 2,146 Direct | — | Acquired | (price as of 2026-08-19) |
| June 1, 2022 | RKDA | A | 23,620 | — | — | 59,777 Direct | +65.33% | Acquired | (price as of 2026-08-19) |
| June 2, 2021 | RKDA | A | 10,935 | — | — | 36,157 Direct | +43.36% | Acquired | (price as of 2026-08-19) |
| June 1, 2020 | RKDA | A | 9,137 | — | — | 25,222 Direct | +56.80% | Acquired | (price as of 2026-08-19) |
| June 3, 2019 | RKDA | A | 6,912 | — | — | 16,085 Direct | +75.35% | Acquired | (price as of 2026-08-19) |
| June 6, 2018 | RKDA | A | 3,204 | — | — | 9,173 Direct | +53.68% | Acquired | (price as of 2026-08-19) |
| June 7, 2017 | RKDA | A | 119,377 | — | — | 119,377 Direct | — | Acquired | (price as of 2026-08-19) |
| July 30, 2013 | NUWE | A | 2,445 | $7.50 | $18,338 | 2,445 Direct | — | Acquired | -100.0% (price as of 2026-08-19) |
| July 30, 2013 | NUWE | M | 3,547 | — | — | 3,547 Direct | — | Acquired | (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| April 28, 2026 | NUWE | Nonstatutory Stock Option (right to buy) | Common Stock (6,744) | $1.16 | April 27, 2036 | 6,744 | Acquired |
| May 20, 2025 | NUWE | Nonstatutory Stock Option (right to buy) | Common Stock (17,496) | $0.96 | May 19, 2035 | 17,496 | Acquired |
| Aug. 19, 2024 | RKDA | Stock Option (Right to Buy) | Common Stock (10,909) | $2.71 | Aug. 19, 2034 | 10,909 | Acquired |
| June 6, 2023 | RKDA | Stock Option (Right to Buy) | Common Stock (937) | $4.80 | June 6, 2033 | 937 | Acquired |
| May 19, 2023 | NUWE | Nonstatutory Stock Option (right to buy) | Common Stock (2,146) | $3.02 | May 18, 2033 | 2,146 | Acquired |
| June 1, 2022 | RKDA | Stock Option (right to buy) | Common Stock (23,620) | $1.34 | June 1, 2032 | 23,620 | Acquired |
| June 2, 2021 | RKDA | Stock Option (right to buy) | Common Stock (10,935) | $2.89 | June 2, 2031 | 10,935 | Acquired |
| June 1, 2020 | RKDA | Stock Option (right to buy) | Common Stock (9,137) | $3.69 | June 1, 2030 | 9,137 | Acquired |
| June 3, 2019 | RKDA | Stock Option (right to buy) | Common Stock (6,912) | $5.04 | June 3, 2029 | 6,912 | Acquired |
| June 6, 2018 | RKDA | Stock Option (right to buy) | Common Stock (3,204) | $10.80 | June 6, 2028 | 3,204 | Acquired |
| June 7, 2017 | RKDA | Stock Option (right to buy) | Common Stock (119,377) | $0.73 | June 7, 2027 | 119,377 | Acquired |
| July 30, 2013 | NUWE | Non-qualified Stock Option (right to buy) | Common stock (2,445) | $7.50 | July 30, 2023 | 2,445 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Feb. 14, 2012 | NUWE | Employee Stock Option - Right to Buy→ Common Stock (11,685) | 11,685 | Direct |