Choo Chee Kong
Insider
Activist
First SEC filing: Oct. 29, 2025 · Latest: June 15, 2026
Insider at
Insider transactions
5 buys (P)
0 sells (S)
Net: $728,800
Avg return of open purchases vs now: -28.6%
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 20, 2026 | GDTC | P | 100,000 | $1.50 | $150,000 | 630,324 Direct | +18.86% | Acquired | -32.7% (price as of 2026-10-05) |
| July 20, 2026 | GDTC | P | 100,000 | $1.50 | $150,000 | 630,324 Direct | -13.69% | Disposed | -32.7% (price as of 2026-10-05) |
| July 14, 2026 | GDTC | P | 100,000 | $1.50 | $150,000 | 530,324 Direct | +23.24% | Acquired | -32.7% (price as of 2026-10-05) |
| July 14, 2026 | GDTC | P | 100,000 | $1.50 | $150,000 | 530,324 Direct | -15.86% | Disposed | -32.7% (price as of 2026-10-05) |
| May 13, 2026 | GDTC | P | 112,000 | $1.15 | $128,800 | 430,324 Direct | +35.18% | Acquired | -12.2% (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.
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 15, 2026 | GDTC | Ordinary Shares, no par value per share | 2,075,310 | Indirect |
| May 15, 2026 | GDTC | Ordinary Shares, no par value per share | 194,112 | Indirect |
| May 15, 2026 | GDTC | Ordinary Shares, no par value per share | 318,324 | Direct |
| April 14, 2023 | GDTC | Ordinary Shares, no par value per share | 2,559,482 | Indirect |
| April 14, 2023 | GDTC | Ordinary Shares, no par value per share | 410,515 | Indirect |