Dengfeng Yin
CIK 2073539 · View on SEC EDGAR ↗
Insider
First SEC filing: March 18, 2026 · Latest: March 18, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 3 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 18, 2026 | CHA | A | 89,394 | — | — | 89,394 Direct | — | Acquired | (price as of 2026-08-19) |
| June 24, 2026 | CHA | M | 80,427 | — | — | 160,854 Direct | -33.33% | Disposed | (price as of 2026-08-19) |
| June 24, 2026 | CHA | M | 80,427 | $3.76 | $302,406 | 347,653 Direct | +30.10% | Acquired | 172.1% (price as of 2026-08-19) |
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 24, 2026 | CHA | Employee Stock Options (Right to buy) | Class A Ordinary Shares | $3.76 | May 1, 2034 | 80,427 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.