Mark Lappe

INBX

Mark Lappe serves as director, officer: Chief Executive Officer at Inhibrx Biosciences Inc. (INBX). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

5 trades

$5.06M

Total Sells

0 trades

$0.00

Net Position

Net Buyer

$5.06M

Companies Traded

INBX

Active Period

Aug 2024 – Sep 2026

5 total trades

Most Recent

Buy INBX

Sep 8, 2026 · $2.65M

Mark Lappe's Insider Trading at Inhibrx Biosciences Inc. (INBX)

Buys

5 · $5.06M

Sells

0 · $0.00

Total Shares Bought

189,000

Total Shares Sold

INBX Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Sep 8, 2026	Buy	25,000	$105.82	$2.65M	730,548
Sep 16, 2024	Buy	40,000	$15.73	$629.1K	705,548
Sep 10, 2024	Buy	44,000	$15.25	$671.1K	665,548
Sep 3, 2024	Buy	40,000	$14.92	$596.8K	165,000
Aug 22, 2024	Buy	40,000	$12.96	$518.3K	54,865

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