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buyWeak cluster of 5

William D Clark bought $4,999 of IBIO

director at iBio, Inc.. 1,838 shares at an average of $2.72, traded Jan 10, 2025, filed Jan 13, 2025.

Conviction score
38
Value
$4,999
1,838 shares
Holdings after
1,838
change unknown
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $5k at market
    0
  • Relative to holdings
    First purchase: no shares before this trade
    +8
  • Price context
    No price history yet
    0
  • Cluster
    5 insiders buying within 14 days
    +15
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0

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.

IBIOOct 9, 2026 · close 0.87
Since filing Jan 13, 2025: -64.9%SPY +36.5% · excess -101.5%

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 0001104659-25-003060, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jan 10, 2025POpen-market purchase
Common Stock
+1,838$2.72$4,9991,838Jan 13, 2025

Related signals

Other insiders at iBio, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
33Weak
IBIObuy
iBio, Inc.
Marc Banjak
Chief Legal Officer
$23k
13,934 shares
+126%
45Moderate
IBIObuy 5
iBio, Inc.
David Arkowitz
director
$50k
18,382 shares
-
40Moderate
IBIObuy 5
iBio, Inc.
Marc Banjak
Chief Legal Officer
$25k
9,191 shares
+490%
40Moderate
IBIObuy 5
iBio, Inc.
Martin Brenner
See Remarks
$25k
9,191 shares
+101%
47Moderate
IBIObuy 5
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.

William D Clark bought $4,999 of IBIO | InsiderTell