CLEAR·OCEAN

Inhibrx Biosciences Inc. (INBX) — Insider Activity & Signal

Healthcare · Biotechnology · Market cap $1.6B · $110.47 · 52-week range $26.19–$155.29

Recent insider buying

Open-market purchases reported to the SEC (last six months). Option grants and tax-withholding sales are excluded.

DateInsiderRoleSharesPriceValueSource
2026-09-08Kayyem Jon Faizdirector5,000$113.52$567,580SEC Form 4
2026-09-08FORSYTH DOUGLASdirector2,500$114.65$286,617SEC Form 4
2026-09-08Lappe Markdirector, officer: Chief Executive Officer9,681$112.28$1,087,001SEC Form 4
2026-09-08Lappe Markdirector, officer: Chief Executive Officer1,219$111.88$136,382SEC Form 4
2026-09-08Lappe Markdirector, officer: Chief Executive Officer500$108.23$54,118SEC Form 4
2026-09-08Lappe Markdirector, officer: Chief Executive Officer1,100$107.12$117,836SEC Form 4
2026-09-08Lappe Markdirector, officer: Chief Executive Officer6,605$100.64$664,719SEC Form 4
2026-09-08Lappe Markdirector, officer: Chief Executive Officer5,895$99.29$585,343SEC Form 4

Financial health

Altman Z-Score 0.03 · Piotroski F-Score 3/9 · Cash $124M · Debt $107M

ClearOcean signal read

ClearOcean's model currently scores INBX as a validated signal (8+/10), based on the insider, fundamental and risk data above. This is a factual model output, not advice.

Sources & further reading

Last updated September 15, 2026.

ClearOcean is a software research tool, not an investment adviser or broker-dealer. This page aggregates public data (incl. SEC filings) for informational purposes only — it is not investment advice, nor a recommendation, offer or solicitation to buy or sell any security. Past activity does not predict future results. You are solely responsible for your decisions; investing can lose value, up to total loss of capital.