Gary M Post
Insider
First SEC filing: Sept. 2, 2010 · Latest: Sept. 2, 2010
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 31, 2010 | GTBP | S | 69,600 | $0.11 | $7,656 | 900,000 Direct | -7.18% | Disposed | -100.0% (price as of 2026-10-02) |
| Aug. 30, 2010 | GTBP | S | 30,940 | $0.11 | $3,403 | 969,600 Direct | -3.09% | Disposed | -100.0% (price as of 2026-10-02) |
| Aug. 26, 2010 | GTBP | S | 76,060 | $0.12 | $9,127 | 1,000,540 Direct | -7.06% | Disposed | -100.0% (price as of 2026-10-02) |
| July 8, 2010 | GTBP | S | 50,000 | $0.11 | $5,500 | 1,076,600 Direct | -4.44% | Disposed | -100.0% (price as of 2026-10-02) |
| July 7, 2010 | GTBP | S | 125,000 | $0.10 | $12,500 | 1,126,600 Direct | -9.99% | Disposed | -100.0% (price as of 2026-10-02) |
| July 7, 2010 | GTBP | S | 35,000 | $0.10 | $3,500 | 1,251,600 Direct | -2.72% | Disposed | -100.0% (price as of 2026-10-02) |
| July 7, 2010 | GTBP | S | 55,000 | $0.10 | $5,500 | 1,286,600 Direct | -4.10% | Disposed | -100.0% (price as of 2026-10-02) |
| July 7, 2010 | GTBP | S | 33,400 | $0.11 | $3,674 | 1,341,600 Direct | -2.43% | Disposed | -100.0% (price as of 2026-10-02) |
| July 7, 2010 | GTBP | S | 25,000 | $0.11 | $2,750 | 1,375,000 Direct | -1.79% | Disposed | -100.0% (price as of 2026-10-02) |
| July 7, 2010 | GTBP | S | 100,000 | $0.11 | $11,000 | 1,400,000 Direct | -6.67% | Disposed | -100.0% (price as of 2026-10-02) |
| March 29, 2010 | GTBP | A | 1,110,227 | · | · | 1,539,810 Direct | +258.44% | Acquired | (price as of 2026-10-02) |
| Jan. 26, 2010 | GTBP | X | 100,000 | · | · | 429,583 Indirect | -18.88% | Disposed | (price as of 2026-10-02) |
| Jan. 19, 2010 | GTBP | A | 1,500,000 | $0.23 | $345,000 | 1,500,000 Direct | · | Acquired | -100.0% (price as of 2026-10-02) |
| Nov. 9, 2007 | GTBP | A | 5,000 | · | · | 529,583 Direct | +0.95% | Acquired | (price as of 2026-10-02) |
| Nov. 6, 2006 | GTBP | A | 333,333 | · | · | 524,583 Direct | +174.29% | Acquired | (price as of 2026-10-02) |
| Nov. 6, 2006 | GTBP | A | 550,000 | · | · | 831,608 Indirect | +195.31% | Acquired | (price as of 2026-10-02) |
| Nov. 6, 2006 | GTBP | A | 173,608 | · | · | 281,608 Indirect | +160.75% | Acquired | (price as of 2026-10-02) |
| Oct. 12, 2006 | GTBP | A | 156,250 | · | · | 191,250 Direct | +446.43% | Acquired | (price as of 2026-10-02) |
| Aug. 1, 2006 | GTBP | A | 5,000 | · | · | 35,000 Direct | +16.67% | Acquired | (price as of 2026-10-02) |
| May 12, 2006 | GTBP | P | 108,000 | · | · | 108,000 Indirect | · | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| March 29, 2010 | GTBP | Non-qualified Stock Option (right to buy) | Common Stock | $0.17 | March 28, 2020 | 1,110,227 | Acquired |
| Jan. 26, 2010 | GTBP | Non-qualified Stock Option (right to buy) | Common Stock | $0.23 | Nov. 5, 2016 | 100,000 | Disposed |
| Nov. 9, 2007 | GTBP | Non-Qualified Stock Option (right to buy) | Common Stock | $0.10 | Nov. 8, 2017 | 5,000 | Acquired |
| Nov. 6, 2006 | GTBP | Non-Qualified Stock Option (right to buy) | Common Stock | $0.20 | Nov. 5, 2016 | 333,333 | Acquired |
| Nov. 6, 2006 | GTBP | Common Stock Warrant (right to buy) | Common Stock | $0.20 | Nov. 5, 2016 | 550,000 | Acquired |
| Nov. 6, 2006 | GTBP | Common Stock Warrant (right to buy) | Common Stock | $0.20 | Nov. 5, 2016 | 173,608 | Acquired |
| Oct. 12, 2006 | GTBP | Non-Qualified Stock Option (right to buy) | Common Stock | $0.24 | Oct. 14, 2016 | 156,250 | Acquired |
| Aug. 1, 2006 | GTBP | Non-Qualified Stock Option (right to buy) | Common Stock | $0.27 | July 31, 2016 | 5,000 | Acquired |
| May 12, 2006 | GTBP | Common Stock Warrant (right to buy) | Common Stock | $0.39 | May 11, 2016 | 108,000 | 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 |
|---|---|---|---|---|
| March 23, 2006 | GTBP | Non-Statutory Stock Option (Right to Purchase) | 30,000 | Direct |