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INBX

Inhibrx Biosciences, Inc.

NASDAQ · Healthcare · Biotechnology · US

$109.35
+4.41%
Ask drillr
9
Insider buys (3m)
2
Insider sells (3m)
$3.9M
Net value (3m)
+15.1%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Sep 18, 2026FORSYTH DOUGLAS · directorA-Award10,000$95
Sep 18, 2026Vuori Kristiina MD · directorA-Award10,000$95
Sep 18, 2026MANHARD KIMBERLY · directorA-Award10,000$95
Sep 18, 2026Kayyem Jon Faiz · directorA-Award10,000$95
Sep 17, 2026Kayyem Jon Faiz · directorPurchase5,000$100
Sep 15, 2026MANHARD KIMBERLY · directorSale500$112
Sep 10, 2026MANHARD KIMBERLY · directorSale500$115
Sep 8, 2026Lappe Mark · director, officer: Chief Executive OfficerPurchase1,219$112
Sep 8, 2026Lappe Mark · director, officer: Chief Executive OfficerPurchase5,895$99
Sep 8, 2026Lappe Mark · director, officer: Chief Executive OfficerPurchase6,605$101
Sep 8, 2026Lappe Mark · director, officer: Chief Executive OfficerPurchase1,100$107
Sep 8, 2026Lappe Mark · director, officer: Chief Executive OfficerPurchase500$108
Sep 8, 2026Lappe Mark · director, officer: Chief Executive OfficerPurchase9,681$112
Sep 8, 2026Kayyem Jon Faiz · directorPurchase5,000$114
Sep 8, 2026FORSYTH DOUGLAS · directorPurchase2,500$115
Jun 4, 2026Vuori Kristiina MD · directorA-Award15,000$95
Jun 4, 2026Kayyem Jon Faiz · directorA-Award15,000$95
Jun 4, 2026FORSYTH DOUGLAS · directorA-Award15,000$95
Jun 4, 2026MANHARD KIMBERLY · directorA-Award15,000$95
Apr 27, 2026Matly David · officer: PresidentA-Award50,000$129
Oct 9, 2025VIKING GLOBAL INVESTORS LP · 10 percent ownerSale25,042$32
Oct 9, 2025VIKING GLOBAL INVESTORS LP · 10 percent ownerSale16,315$32
Oct 9, 2025VIKING GLOBAL INVESTORS LP · 10 percent ownerSale308,643$32
May 29, 2025Vuori Kristiina MD · directorA-Award15,000$13
May 29, 2025FORSYTH DOUGLAS · directorA-Award15,000$13
May 29, 2025Kayyem Jon Faiz · directorA-Award15,000$13
May 29, 2025MANHARD KIMBERLY · directorA-Award15,000$13
Apr 2, 2025Matly David · officer: PresidentA-Award50,000$14
Apr 2, 2025Deck Kelly · officer: Chief Financial OfficerA-Award15,000$14
Nov 22, 2024Kayyem Jon Faiz · directorPurchase18,750$14
Institutional positioning

13F filings over the trailing two quarters

New 76Increased 110Reduced 81Sold out 19
FilerActionSharesFiled
PERCEPTIVE ADVISORS LLCReduced1,442,707May 29, 2026
VIKING GLOBAL INVESTORS LPUnchanged1,437,705May 15, 2026
MORGAN STANLEYIncreased1,308,051Aug 13, 2026
PERCEPTIVE ADVISORS LLCReduced1,297,763Aug 14, 2026
MORGAN STANLEYReduced1,263,078May 15, 2026
SanofiUnchanged1,157,926Jul 28, 2026
SANOFIUnchanged1,157,926May 7, 2026
VIKING GLOBAL INVESTORS LPReduced1,123,929Aug 14, 2026
HighTower Advisors, LLCIncreased870,551Aug 5, 2026
HIGHTOWER ADVISORS, LLCReduced870,200May 5, 2026
BANK OF AMERICA CORP /DE/Increased841,141Aug 14, 2026
BlackRock, Inc.Increased825,972Aug 7, 2026
BLACKROCK, INC.Increased798,898May 13, 2026
Schonfeld Strategic Advisors LLCIncreased697,586Aug 14, 2026
STATE STREET CORPIncreased640,458Aug 7, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 18, 2026