Shuo Zhang
CIK 1782026 · View on SEC EDGAR ↗
Insider
First SEC filing: July 2, 2021 · Latest: July 2, 2021
On this page
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net:
$-77,256
+ 5 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
5 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 12, 2026 | PDFS | S | 1,501 | $51.47 | $77,256 | 23,380 Direct | -6.03% | Disposed | -11.9% (price as of 2026-08-20) |
| June 3, 2024 | PDFS | S | 5,500 | $34.66 | $190,630 | 10,381 Direct | -34.63% | Disposed | 30.9% (price as of 2026-08-20) |
| Aug. 18, 2023 | PDFS | S | 3,047 | $33.75 | $102,836 | 15,881 Direct | -16.10% | Disposed | 34.4% (price as of 2026-08-20) |
| Nov. 16, 2022 | PDFS | S | 2,000 | $29.84 | $59,680 | 15,574 Direct | -11.38% | Disposed | 52.0% (price as of 2026-08-20) |
| March 15, 2022 | PDFS | S | 11,017 | $25.50 | $280,934 | 10,362 Direct | -51.53% | Disposed | 77.9% (price as of 2026-08-20) |
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.