Brian Guan-Chyun Liu
CIK 2007835 · View on SEC EDGAR ↗
Insider
First SEC filing: June 5, 2026 · Latest: June 5, 2026
On this page
Insider at
Insider transactions
2 buys (P)
0 sells (S)
Net:
$74,814,437
+ 3 non-open-market transactions below
Avg return of open purchases vs now:
77.1%
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
3 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 25, 2026 | CGON | P | 371,085 | $66.87 | $24,814,454 | 1,886,236 Indirect | +24.49% | Acquired | 17.0% (price as of 2026-08-21) |
| Sept. 11, 2025 | CGON | P | 1,515,151 | $33.00 | $49,999,983 | 1,515,151 Indirect | — | Acquired | 137.1% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| June 4, 2026 | CGON | Director Stock Option (right to buy) | Common Stock (9,354) | $56.09 | June 3, 2036 | 9,354 | Acquired |
| June 5, 2025 | CGON | Director Stock Option (right to buy) | Common Stock (24,165) | $26.63 | June 4, 2035 | 24,165 | Acquired |
| Oct. 4, 2024 | CGON | Stock Option (Right to Buy) | Common Stock (15,600) | $36.63 | Oct. 3, 2034 | 15,600 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).