Mark H. Breedlove
CIK 1876529 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 7, 2021 · Latest: Oct. 7, 2021
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 10 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
10 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 13, 2021 | CGTX | S | 12 | $12.00 | $144 | 404,439 Indirect | 0.00% | Disposed | -91.9% (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| Oct. 13, 2021 | CGTX | Warrant (Right to Buy) | Common Stock (4,354) | $0.03 | March 15, 2023 | 4,354 | Disposed |
| Oct. 13, 2021 | CGTX | Series B-1 Convertible Preferred Stock | Common Stock (93,296) | — | — | 301,978 | Disposed |
| Oct. 13, 2021 | CGTX | Series B Convertible Preferred Stock | Common Stock (225,281) | — | — | 826,278 | Disposed |
| Oct. 13, 2021 | CGTX | Series A-2 Convertible Preferred Stock | Common Stock (36,714) | — | — | 118,835 | Disposed |
| Oct. 13, 2021 | CGTX | Series A-1 Convertible Preferred Stock | Common Stock (44,806) | — | — | 144,928 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 10 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 7, 2021 | CGTX | Common Stock | 7,611 | Direct |
| Oct. 7, 2021 | CGTX | Stock Option (right to buy)→ Common Stock (3,865) | 3,865 | Direct |
| Oct. 7, 2021 | CGTX | Stock Option (right to buy)→ Common Stock (3,865) | 3,865 | Direct |
| Oct. 7, 2021 | CGTX | Stock Option (right to buy)→ Common Stock (7,729) | 7,729 | Direct |
| Oct. 7, 2021 | CGTX | Stock Option (right to buy)→ Common Stock (3,865) | 3,865 | Direct |
| Oct. 7, 2021 | CGTX | Series A-1 Convertible Preferred Stock→ Common Stock (44,806) | 44,806 | Indirect |
| Oct. 7, 2021 | CGTX | Series A-2 Convertible Preferred Stock→ Common Stock (36,714) | 36,714 | Indirect |
| Oct. 7, 2021 | CGTX | Series B Convertible Preferred Stock→ Common Stock (255,281) | 255,281 | Indirect |
| Oct. 7, 2021 | CGTX | Series B-1 Convertible Preferred Stock→ Common Stock (93,296) | 93,296 | Indirect |
| Oct. 7, 2021 | CGTX | Warrant (Right to Buy)→ Common Stock (4,354) | 4,354 | Indirect |