Marc Banjak bought $23k of IBIO
Chief Legal Officer at iBio, Inc.. 13,934 shares at an average of $1.65, traded Mar 26, 2026, filed Mar 27, 2026.
Score components
- +15RoleOfficer
- 0Trade size$23k at market
- +10Relative to holdingsHoldings up 126%
- +8Price context61% below the 52-week high
- +15Cluster3 insiders 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.
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 0001104659-26-036093, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Mar 26, 2026 | POpen-market purchase Common Stock | +12,500 | $1.64 | $21k | 23,566 | Mar 27, 2026 |
| Mar 26, 2026 | POpen-market purchase Common Stock | +1,434 | $1.76 | $2,524 | 25,000 | Mar 27, 2026 |
Related signals
Other insiders at iBio, Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 48Moderate | iBio, Inc. | Martin Brenner See Remarks | $25k 12,336 shares | +67% | |
| 62Notable | iBio, Inc. | Felipe Duran Chief Financial Officer | $50k 24,835 shares | +223% | |
| 45Moderate | iBio, Inc. | David Arkowitz director | $50k 18,382 shares | - | |
| 40Moderate | iBio, Inc. | Marc Banjak Chief Legal Officer | $25k 9,191 shares | +490% | |
| 40Moderate | iBio, Inc. | Martin Brenner See Remarks | $25k 9,191 shares | +101% | |
| 38Weak | iBio, Inc. | William D Clark director | $4,999 1,838 shares | - | |
| 47Moderate | iBio, Inc. | Felipe Duran Chief Financial Officer | $25k 9,191 shares | +472% |
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.