John Ballantyne
Insider
First SEC filing: Nov. 22, 2024 · Latest: Nov. 22, 2024
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 26, 2025 | GCTK | A | 4,126 | · | · | 4,126 Direct | · | Acquired | (price as of 2026-10-05) |
| March 12, 2025 | GCTK | X | 2,560,553 | · | · | 2,743,591 Indirect | +1398.92% | Acquired | (price as of 2026-10-05) |
| March 12, 2025 | GCTK | X | 132,036 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 14, 2024 | GCTK | J | 132,036 | $31.00 | $4,093,116 | 183,039 Indirect | +258.88% | Acquired | -100.0% (price as of 2026-10-05) |
| Nov. 14, 2024 | GCTK | A | 132,036 | · | · | 132,036 Indirect | · | Acquired | (price as of 2026-10-05) |
| Nov. 14, 2024 | GCTK | A | 132,036 | · | · | 132,036 Indirect | · | Acquired | (price as of 2026-10-05) |
| July 30, 2024 | GCTK | P | 106,667 | · | · | 106,667 Indirect | · | Acquired | (price as of 2026-10-05) |
| July 30, 2024 | GCTK | P | 76,191 | · | · | 76,191 Indirect | · | Acquired | (price as of 2026-10-05) |
| July 30, 2024 | GCTK | P | 59,260 | · | · | 59,260 Indirect | · | 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 |
|---|---|---|---|---|---|---|---|
| March 12, 2025 | GCTK | Series B Common Warrant | Common Stock, par value $0.001 per share | · | July 3, 2027 | 132,036 | Disposed |
| Nov. 14, 2024 | GCTK | Series A Common Warrant | Common Stock, par value $0.001 per share | $5.60 | Jan. 3, 2030 | 132,036 | Acquired |
| Nov. 14, 2024 | GCTK | Series B Common Warrant | Common Stock, par value $0.001 per share | · | July 3, 2027 | 132,036 | Acquired |
| July 30, 2024 | GCTK | Warrants to Purchase Common Stock | Common Stock, par value $0.001 per share | $37.50 | July 30, 2034 | 106,667 | Acquired |
| July 30, 2024 | GCTK | Warrants to Purchase Common Stock | Common Stock, par value $0.001 per share | $52.50 | July 30, 2034 | 76,191 | Acquired |
| July 30, 2024 | GCTK | Warrants to Purchase Common Stock | Common Stock, par value $0.001 per share | $67.50 | July 30, 2034 | 59,260 | 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 |
|---|---|---|---|---|
| Nov. 22, 2024 | GCTK | Common Stock | 1,020,033 | Indirect |