INBX

Inhibrx Biosciences, Inc.

Biological Products, (No Diagnostic Substances)Nasdaq<br>Emerging growth company

Total Trades

Buys

Sells

Largest Trade

$1M+

Insiders

Institutional Funds

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Kayyem Jon Faiz	Director	BUY	$1M+	107K	$14.21	Nov 22, 2024
Vuori Kristiina MD	Director	BUY	$100K–$500K	7K	$15.00	Oct 7, 2024
Lappe Mark	CEO	BUY	$500K+	40K	$14.92	Sep 3, 2024
Vuori Kristiina MD	Director	BUY	$50K–$100K	7K	$14.00	Sep 3, 2024
MANHARD KIMBERLY	Director	BUY	$100K–$500K	10K	$13.98	Aug 30, 2024
FORSYTH DOUGLAS	Director	BUY	$1M+	75K	$13.83	Aug 26, 2024
Lappe Mark	CEO	BUY	$500K+	40K	$12.96	Aug 22, 2024
Kayyem Jon Faiz	Director	BUY	$500K+	58K	$17.32	Jun 7, 2024
Kayyem Jon Faiz	Director	BUY	$1M+	287K	$17.18	Jun 4, 2024
Eckelman Brendan P.	Chief Scientific O…	SELL	$1M+	300K	$34.30	May 30, 2024
VIKING GLOBAL INVESTORS LP	10% Owner	BUY	$1M+	512K	$19.35	Aug 31, 2023
Eckelman Brendan P.	Chief Scientific O…	SELL	$500K+	40K	$24.21	Mar 2, 2023
Lappe Mark	CEO	SELL	$1K–$15K	60	$25.02	Mar 1, 2023
Eckelman Brendan P.	Chief Scientific O…	SELL	$500K+	40K	$24.93	Feb 3, 2023
Lappe Mark	CEO	SELL	$500K+	26K	$25.42	Jan 24, 2023
Kayyem Jon Faiz	Director	SELL	$100K–$500K	10K	$25.26	Jan 23, 2023
Eckelman Brendan P.	Chief Scientific O…	SELL	$500K+	40K	$23.71	Jan 4, 2023
Kayyem Jon Faiz	Director	SELL	$100K–$500K	10K	$27.02	Dec 22, 2022
Lappe Mark	CEO	SELL	$500K+	26K	$25.56	Dec 20, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$1M+	40K	$27.22	Dec 7, 2022
Kayyem Jon Faiz	Director	SELL	$100K–$500K	10K	$29.89	Nov 22, 2022
Lappe Mark	CEO	SELL	$500K+	26K	$27.88	Nov 18, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$1M+	40K	$33.51	Nov 2, 2022
Kayyem Jon Faiz	Director	SELL	$100K–$500K	10K	$30.13	Oct 24, 2022
Lappe Mark	CEO	SELL	$500K+	26K	$29.59	Oct 18, 2022
VIKING GLOBAL INVESTORS LP	10% Owner	BUY	$1M+	1.3M	$30.00	Oct 12, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$1M+	40K	$27.82	Oct 5, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$500K+	40K	$14.91	Sep 7, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$500K+	40K	$18.00	Aug 4, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$500K+	40K	$17.17	Jul 8, 2022
Eckelman Brendan P.	Chief Scientific O…	SELL	$1K–$15K	400	$25.04	Apr 7, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 99 funds holding

Fund	Shares	Value	Type
PERCEPTIVE ADVISORS LLC	1.5M	$1M+	SH
VIKING GLOBAL INVESTORS LP	1.4M	$1M+	SH
Sanofi	1.2M	$1M+	SH
HighTower Advisors, LLC	871K	$1M+	SH
VANGUARD GROUP INC	556K	$1M+	SH
Sofinnova Investments, Inc.	455K	$1M+	SH
Capital Research Global Investors	422K	$1M+	SH
STATE STREET CORP	375K	$1M+	SH
Caligan Partners LP	324K	$1M+	SH
PFM Health Sciences, LP	266K	$1M+	SH
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	264K	$1M+	SH
Schonfeld Strategic Advisors LLC	215K	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	196K	$1M+	SH
DLD Asset Management, LP	144K	$1M+	SH (Call)
NORGES BANK	133K	$1M+	SH
CDC Financial, Inc.	111K	$1M+	SH
UBS Group AG	74K	$1M+	SH
KENNEDY CAPITAL MANAGEMENT LLC	71K	$1M+	SH
CITIGROUP INC	56K	$1M+	SH
RENAISSANCE TECHNOLOGIES LLC	53K	$1M+	SH