Jiandong Xu bought $2,594 of ESLA
Chief Financial Officer at Estrella Immunopharma, Inc.. 2,100 shares at an average of $1.24, traded Sep 11, 2025, filed Apr 29, 2026.
Score components
- +22RoleCFO
- 0Trade size$3k at market
- -5Relative to holdingsUnder 1% of holdings (0.8%)
- 0Price contextNo price history yet
- 0ClusterNo other insider buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m -25.9%, 3m -47.0%, 6m -.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001213900-26-049602, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Sep 11, 2025 | POpen-market purchase Common Stock, par value $0.0001 per share | +100 | $1.04 | $104 | 264,588 | Apr 29, 2026 |
| Sep 22, 2025 | POpen-market purchase Common Stock, par value $0.0001 per shareindirect: By Spouse | +1,000 | $1.16 | $1,160 | 16,700 | Apr 29, 2026 |
| Oct 7, 2025 | POpen-market purchase Common Stock, par value $0.0001 per share | +1,000 | $1.33 | $1,330 | 265,488 | Apr 29, 2026 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.