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CIK 0002007919 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Inhibrx Biosciences, Inc.

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Ticker
INBX
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
990613523
Phone
(858) 795-4220
Business address
11025 N. TORREY PINES ROAD, SUITE 140, LA JOLLA, CA, 92037
Open-market buys, last 90 days
$6,347,357
in 7 filings
Open-market sales, last 90 days
$279,010
in 2 filings

Net +$6,068,347. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2025-05-28 FORSYTH DOUGLAS Director Grant or award · Stock Option (right to buy) +15,000 15,000
2025-04-01 Deck Kelly Chief Financial Officer Grant or award · Stock Option (right to buy) +15,000 15,000
2025-04-01 Matly David President Grant or award · Stock Option (right to buy) +50,000 50,000
2025-03-27 Kayyem Jon Faiz Director Gift −90,000 419,360
2024-12-16 Kayyem Jon Faiz Director Gift −500,000 509,360
2024-12-16 Kayyem Jon Faiz Director Gift +250,000 250,000
2024-12-16 Kayyem Jon Faiz Director Gift +250,000 250,000
2024-12-06 Kayyem Jon Faiz Director Gift −52,000 1,009,360
2024-11-20 Kayyem Jon Faiz Director Purchase +18,750 $14.19 $266K 69,843
2024-11-20 Kayyem Jon Faiz Director Purchase +18,750 $14.19 $266K 69,843
2024-11-19 Kayyem Jon Faiz Director Purchase +34,843 $14.23 $496K 51,093
2024-11-19 Kayyem Jon Faiz Director Purchase +34,843 $14.23 $496K 51,093
2024-10-03 Vuori Kristiina MD Director Purchase +6,667 $15.00 $100K 20,443
2024-09-16 Lappe Mark Chief Executive Officer Purchase +13,037 $17.13 $223K 705,548
2024-09-12 Lappe Mark Chief Executive Officer Purchase +26,963 $15.05 $406K 692,511
2024-09-11 Vuori Kristiina MD Director Purchase +6,457 $15.07 $97K 13,776
2024-09-10 Vuori Kristiina MD Director Purchase +179 $15.00 $3K 7,319
2024-09-10 Lappe Mark Chief Executive Officer Purchase +8,500 $15.19 $129K 665,548
2024-09-09 Lappe Mark Chief Executive Officer Purchase +9,500 $15.21 $144K 657,048
2024-09-06 Lappe Mark Chief Executive Officer Purchase +26,000 $15.29 $398K 647,548

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