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buyModerate

Jon Faiz Kayyem bought $1.5M of INBX

director at Inhibrx Biosciences, Inc.. 107,186 shares at an average of $14.21, traded Nov 19, 2024, filed Nov 22, 2024.

Conviction score
50
Value
$1.5M
107,186 shares
Holdings after
69,843
+660% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $1.5M at market
    +25
  • Relative to holdings
    Holdings up 660%
    +10
  • Price context
    No price history yet
    0
  • Cluster
    No other insider buying within 14 days
    0
  • 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.

This signal so far: 1m +3.7%, 3m -10.8%, 6m -8.7%.

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.

INBXOct 12, 2026 · close 90.53
Since filing Nov 22, 2024: +543.0%SPY +33.7% · excess +509.3%

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 0002007919-24-000064, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 19, 2024POpen-market purchase
Common Stockindirect: By Child A
+34,843$14.23$496k51,093Nov 22, 2024
Nov 19, 2024POpen-market purchase
Common Stockindirect: By Child B
+34,843$14.23$496k51,093Nov 22, 2024
Nov 20, 2024POpen-market purchase
Common Stockindirect: By Child A
+18,750$14.19$266k69,843Nov 22, 2024
Nov 20, 2024POpen-market purchase
Common Stockindirect: By Child B
+18,750$14.19$266k69,843Nov 22, 2024

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
63Notable
INBXbuy 2
Inhibrx Biosciences, Inc.
Mark Lappe
Chief Executive Officer
$999k
10,000 shares
+1%
46Moderate
INBXbuy 2
Inhibrx Biosciences, Inc.
Jon Faiz Kayyem
director
$500k
5,000 shares
+1%
53Moderate
INBXbuy 3
Inhibrx Biosciences, Inc.
Jon Faiz Kayyem
director
$500k
5,000 shares
+1%
31Weak
INBXsell
Inhibrx Biosciences, Inc.
Kimberly Manhard
director
$164k
1,500 shares
-17%
30Weak
INBXsell
Inhibrx Biosciences, Inc.
Kimberly Manhard
director
$115k
1,000 shares
-10%
44Moderate
INBXbuy 3
Inhibrx Biosciences, Inc.
Douglas Forsyth
director
$287k
2,500 shares
+1%
65Notable
INBXbuy 3
Inhibrx Biosciences, Inc.
Mark Lappe
Chief Executive Officer
$2.6M
25,000 shares
+4%
49Moderate
INBXbuy 3
Inhibrx Biosciences, Inc.
Jon Faiz Kayyem
director
$568k
5,000 shares
+1%
42Moderate
INBXsell
Inhibrx Biosciences, Inc.
Viking Global Investors LP
owner
$11M
350,000 shares
-22%
48Moderate
INBXbuy
Inhibrx Biosciences, Inc.
Jon Faiz Kayyem
director
$997k
57,549 shares
+5%

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.

Jon Faiz Kayyem bought $1.5M of INBX | InsiderTell