Mark E. Pearson
CIK 1486558 · View on SEC EDGAR ↗
Insider
First SEC filing: July 25, 2018 · Latest: July 25, 2018
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 4 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
4 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 17, 2018 | SNGX | P | 170,000 | $1.16 | $197,200 | 2,500,000 Direct | +7.30% | Acquired | -99.9% (price as of 2026-08-18) |
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 |
|---|---|---|---|---|---|---|---|
| Sept. 6, 2019 | SNGX | Stock Option (Right to Buy) [F1] | Common Stock (30,928) | $0.97 | Sept. 5, 2029 | 30,928 | Acquired |
| Sept. 27, 2018 | SNGX | Stock Option (Right to Buy) [F1] | Common Stock (17,964) | $1.67 | Sept. 26, 2028 | 17,964 | Acquired |
| July 20, 2018 | SNGX | Stock Option (Right to Buy) | COMMON STOCK (1,500) | $1.22 | July 19, 2028 | 1,500 | 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.