Sonja Nelson
CIK 1674905 · View on SEC EDGAR ↗
First SEC filing: May 20, 2016 · Latest: May 20, 2016
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
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. 12, 2021 | IBRX | S 10b5-1 | 16,364 | $15.00 | $245,460 | 15,410 Direct | -51.50% | Disposed | -46.4% (price as of 2026-08-19) |
| Jan. 4, 2021 | IBRX | S 10b5-1 | 39,271 | $13.62 | $534,871 | 20,410 Direct | -65.80% | Disposed | -41.0% (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 |
|---|---|---|---|---|---|---|---|
| Jan. 12, 2021 | IBRX | Stock Option (right to buy) | Common Stock (11,364) | $3.07 | Aug. 27, 2028 | 11,364 | Disposed |
| Jan. 4, 2021 | IBRX | Stock Option (right to buy) | Common Stock (22,729) | $3.07 | Aug. 27, 2028 | 22,729 | Disposed |
| Aug. 2, 2020 | IBRX | Restricted Stock Units | Common Stock (10,000) | — | — | 10,000 | Disposed |
| March 23, 2020 | IBRX | Restricted Stock Units | Common Stock (15,000) | — | — | 15,000 | Disposed |
| Aug. 2, 2019 | IBRX | Restricted Stock Units | Common Stock (10,000) | — | — | 10,000 | Disposed |
| Aug. 27, 2018 | IBRX | Stock Option (right to buy) | Common Stock (200,000) | $3.07 | Aug. 27, 2028 | 200,000 | Acquired |
| Aug. 2, 2018 | IBRX | Restricted Stock Units | Common Stock (40,000) | — | — | 40,000 | Acquired |
| March 23, 2018 | IBRX | Restricted Stock Units | Common Stock (15,000) | — | — | 15,000 | Disposed |
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 |
|---|---|---|---|---|
| May 20, 2016 | IBRX | Restricted Stock Units→ Common Stock (30,000) | 30,000 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2020 | $364,471 | $119,000 | — | — | — | — | $24,511 | $507,982 |
| 2019 | $345,192 | $97,500 | — | — | — | — | — | $442,692 |
| 2018 | $301,962 | $101,920 | — | — | — | — | — | $945,482 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.