Christopher Thomas Giordano
Insider
Activist
First SEC filing: July 15, 2021 · Latest: March 10, 2026
Insider at
Insider transactions
5 buys (P)
0 sells (S)
Net: $40,100
Avg return of open purchases vs now: -42.2%
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 15, 2026 | TENX | P | 4,850 | $1.82 | $8,827 | 22,174 Direct | +28.00% | Acquired | 7.7% (price as of 2026-10-05) |
| Sept. 11, 2026 | TENX | P | 6,000 | $1.88 | $11,280 | 17,324 Direct | +52.98% | Acquired | 4.3% (price as of 2026-10-05) |
| July 13, 2026 | TENX | M | 8,500 | · | · | 1,241,500 Direct | -0.68% | Disposed | (price as of 2026-10-05) |
| July 13, 2026 | TENX | M | 219 | · | · | 218 Direct | -50.11% | Disposed | (price as of 2026-10-05) |
| July 13, 2026 | TENX | M | 8,500 | $5.94 | $50,490 | 11,324 Direct | +300.99% | Acquired | -67.0% (price as of 2026-10-05) |
| July 13, 2026 | TENX | M | 219 | $3.55 | $777 | 2,824 Direct | +8.41% | Acquired | -44.8% (price as of 2026-10-05) |
| Jan. 9, 2026 | TENX | A | 450,000 | · | · | 450,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 20, 2025 | TENX | P | 538 | $7.59 | $4,083 | 2,605 Direct | +26.03% | Acquired | -74.2% (price as of 2026-10-05) |
| Nov. 19, 2025 | TENX | P | 455 | $7.51 | $3,417 | 2,067 Direct | +28.23% | Acquired | -73.9% (price as of 2026-10-05) |
| Nov. 18, 2025 | TENX | P | 1,612 | $7.75 | $12,493 | 1,612 Direct | · | Acquired | -74.7% (price as of 2026-10-05) |
| May 16, 2025 | TENX | A | 1,400,000 | · | · | 1,400,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 10, 2024 | TENX | A | 1,250,000 | · | · | 1,250,000 Direct | · | Acquired | (price as of 2026-10-05) |
| May 17, 2024 | TENX | A | 437 | · | · | 437 Direct | · | Acquired | (price as of 2026-10-05) |
| June 9, 2022 | TENX | A | 200,000 | · | · | 200,000 Direct | · | Acquired | (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| July 13, 2026 | TENX | Stock Option (right to buy) | Common Stock | $5.94 | Dec. 10, 2034 | 8,500 | Disposed |
| July 13, 2026 | TENX | Stock Option (right to buy) | Common Stock | $3.55 | May 17, 2034 | 219 | Disposed |
| Jan. 9, 2026 | TENX | Stock Option (right to buy) | Common Stock | $13.30 | Jan. 9, 2036 | 450,000 | Acquired |
| May 16, 2025 | TENX | Stock Option (right to buy) | Common Stock | $5.89 | May 16, 2035 | 1,400,000 | Acquired |
| Dec. 10, 2024 | TENX | Stock Option (right to buy) | Common Stock | $5.94 | Dec. 10, 2034 | 1,250,000 | Acquired |
| May 17, 2024 | TENX | Stock Option (right to buy) | Common Stock | $3.55 | May 17, 2034 | 437 | Acquired |
| June 9, 2022 | TENX | Stock Option (right to buy) | Common Stock | $0.62 | June 9, 2032 | 200,000 | 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 |
|---|---|---|---|---|
| July 15, 2021 | TENX | Stock Option (right to buy) | · | Direct |