John Brendan Doyle
Insider
First SEC filing: July 31, 2025 · Latest: July 31, 2025
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $11,300
Avg return of open purchases vs now: -17.0%
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 1, 2026 | CGTX | F | 8,567 | $1.28 | $10,966 | 618,942 Direct | -1.37% | Disposed | -26.7% (price as of 2026-10-05) |
| April 16, 2026 | CGTX | P | 10,000 | $1.13 | $11,300 | 627,509 Direct | +1.62% | Acquired | -17.0% (price as of 2026-10-05) |
| Feb. 15, 2026 | CGTX | F | 1,560 | $1.12 | $1,747 | 617,509 Direct | -0.25% | Disposed | -16.2% (price as of 2026-10-05) |
| Feb. 4, 2026 | CGTX | F | 26,921 | $1.03 | $27,729 | 619,069 Direct | -4.17% | Disposed | -8.9% (price as of 2026-10-05) |
| Feb. 3, 2026 | CGTX | A | 200,000 | · | · | 645,990 Direct | +44.84% | Acquired | (price as of 2026-10-05) |
| Dec. 18, 2025 | CGTX | F | 9,360 | $1.50 | $14,040 | 445,990 Direct | -2.06% | Disposed | -37.5% (price as of 2026-10-05) |
| Dec. 18, 2025 | CGTX | A | 30,000 | · | · | 455,350 Direct | +7.05% | Acquired | (price as of 2026-10-05) |
| July 29, 2025 | CGTX | F | 9,360 | $0.67 | $6,271 | 425,350 Direct | -2.15% | Disposed | 40.0% (price as of 2026-10-05) |
| July 29, 2025 | CGTX | A | 30,000 | · | · | 434,710 Direct | +7.41% | Acquired | (price as of 2026-10-05) |
| May 1, 2025 | CGTX | F | 9,692 | $0.45 | $4,361 | 404,710 Direct | -2.34% | Disposed | 108.5% (price as of 2026-10-05) |
| Feb. 15, 2025 | CGTX | F | 1,723 | $0.59 | $1,017 | 414,402 Direct | -0.41% | Disposed | 59.0% (price as of 2026-10-05) |
| Feb. 4, 2025 | CGTX | A | 295,000 | · | · | 416,125 Direct | +243.55% | Acquired | (price as of 2026-10-05) |
| May 1, 2024 | CGTX | F | 8,699 | $1.95 | $16,963 | 121,125 Direct | -6.70% | Disposed | -51.9% (price as of 2026-10-05) |
| Feb. 15, 2024 | CGTX | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 15, 2024 | CGTX | A | 20,000 | · | · | 129,824 Direct | +18.21% | Acquired | (price as of 2026-10-05) |
| May 1, 2023 | CGTX | A | 109,824 | · | · | 109,824 Direct | · | Acquired | (price as of 2026-10-05) |
| May 1, 2023 | CGTX | A | 109,824 | · | · | 109,824 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 |
|---|---|---|---|---|---|---|---|
| Feb. 15, 2024 | CGTX | Stock Option (Right to Buy) | Common Stock | $1.98 | Feb. 15, 2034 | 20,000 | Acquired |
| May 1, 2023 | CGTX | Stock Option (right to buy) | Common Stock | $1.65 | May 1, 2033 | 109,824 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
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 |
|---|---|---|---|---|---|---|---|---|
| 2024 | $445,000 | · | $158,400 | $31,231 | $156,640 | · | $18,300 | $809,571 |
| 2023 | $276,667 | $40,000 | $181,210 | $141,169 | $94,067 | · | $4,150 | $737,263 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.