Ethan Shen PhD
Insider
First SEC filing: March 18, 2026 · Latest: March 18, 2026
Insider at
Insider transactions
3 buys (P)
0 sells (S)
Net: $128,525
Avg return of open purchases vs now: -82.4%
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 14, 2026 | YDESW | P | 12,700 | $3.85 | $48,895 | 11,258,331 Direct | +0.11% | Acquired | -82.6% (price as of 2026-10-02) |
| Sept. 9, 2026 | YDESW | P | 3,100 | $3.93 | $12,183 | 11,245,631 Direct | +0.03% | Acquired | -83.0% (price as of 2026-10-02) |
| Sept. 4, 2026 | YDESW | P | 18,378 | $3.67 | $67,447 | 11,242,531 Direct | +0.16% | Acquired | -81.7% (price as of 2026-10-02) |
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) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.