Richard S Shame
CIK 1675878 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 10, 2016 · Latest: Aug. 10, 2016
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
13 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 1, 2019 | PTGX | S | 657 | $8.03 | $5,276 | 32,021 Direct | -2.01% | Disposed | 1791.0% (price as of 2026-08-21) |
| Feb. 6, 2019 | PTGX | S | 2,580 | $7.71 | $19,892 | 24,178 Direct | -9.64% | Disposed | 1869.5% (price as of 2026-08-21) |
| Feb. 6, 2019 | PTGX | S | 198 | $8.15 | $1,614 | 26,758 Direct | -0.73% | Disposed | 1763.2% (price as of 2026-08-21) |
| Dec. 22, 2017 | PTGX | S 10b5-1 | 3,529 | $20.50 | $72,344 | 0 Direct | -100.00% | Disposed | 640.7% (price as of 2026-08-21) |
| Oct. 5, 2017 | PTGX | S 10b5-1 | 2,017 | $19.00 | $38,323 | 0 Direct | -100.00% | Disposed | 699.2% (price as of 2026-08-21) |
| Sept. 12, 2017 | PTGX | S 10b5-1 | 3,687 | $14.31 | $52,761 | 0 Direct | -100.00% | Disposed | 961.1% (price as of 2026-08-21) |
| Aug. 29, 2017 | PTGX | S 10b5-1 | 1,512 | $17.00 | $25,704 | 1,865 Direct | -44.77% | Disposed | 793.2% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| Feb. 28, 2019 | PTGX | Stock Option (right to buy) | Common Stock (51,000) | $8.02 | Feb. 27, 2029 | 51,000 | Acquired |
| Aug. 15, 2018 | PTGX | Stock Option (right to buy) | Common Stock (12,500) | $8.58 | Aug. 14, 2028 | 12,500 | Acquired |
| Feb. 28, 2018 | PTGX | Stock Option (right to buy) | Common Stock (37,500) | $16.95 | Feb. 27, 2028 | 37,500 | Acquired |
| Dec. 22, 2017 | PTGX | Stock Option (right to buy) | Common Stock (3,529) | $4.21 | April 29, 2026 | 3,529 | Disposed |
| Oct. 5, 2017 | PTGX | Stock Option (right to buy) | Common Stock (2,017) | $4.21 | April 29, 2026 | 2,017 | Disposed |
| Aug. 29, 2017 | PTGX | Stock Option (right to buy) | Common Stock (1,512) | $4.21 | April 29, 2026 | 1,512 | Disposed |
| Oct. 11, 2016 | PTGX | Stock Option (right to buy) | Common Stock (65,000) | $21.58 | Oct. 11, 2026 | 65,000 | 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.