Xu Jiandong
- SEC CIK
- 0001920399
In the past year, 1 open-market purchase filing worth $2.59K and no sales.
Current role at each company
- ESLA Estrella Immunopharma, Inc.Chief Financial Officeras of Aug 25, 2026
- SMNR Semnur Pharmaceuticals, Inc.10% Owneras of Sep 16, 2024
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- $2.59K
- 1 filing
- Sold
- –
- 0 filings
- Net
- +$2.59K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Xu Jiandong as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
ESLA Estrella Immunopharma, Inc.
Chief Financial Officer2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Apr 29, 2026 (view filing) | Sep 11-Oct 7, 2025 | 230 daysLate | Xu JiandongChief Financial Officer | PPurchaseCommon Stock, par value $0.0001 per share | +1.10K | $1.30 | +$1.43K | +0.4%265.5K after | 2 lots |
| Apr 29, 2026 (view filing) | Sep 22, 2025 | 219 daysLate | Xu JiandongChief Financial Officer | PPurchaseCommon Stock, par value $0.0001 per share | +1.00K | $1.16 | +$1.16K | +6.4%16.7K after |
SMNR Semnur Pharmaceuticals, Inc.
10% Owner2 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 16, 2024 (view filing) | Aug 30 | 17 daysLate | Xu Jiandong10% Owner | SSaleClass B Ordinary Shares | −500.0K | – | – | –1.43M after | Derivative |
| Apr 13, 2022 (view filing) | Apr 11 | 2 days | Xu Jiandong10% Owner | PPurchaseClass A Ordinary Shares | +510.0K | $10.00 | +$5.10M | New position510.0K after |