Jon Faiz Kayyem

CIK: 0001366268

Transaction Breakdown

Open Market Buys (P)7 (38.9%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)6 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)5 (27.8%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

INBX

Inhibrx Biosciences, Inc.

Director

BDSX

BIODESIX INC

Director

Discretionary Trading P&L

Holdings

Transaction History (18 total)

INBX
Inhibrx Biosciences, Inc.
Sep 23, 2026
Purchase(P)
Indirect
5K shares at avg. $100.00$500K
INBX
Inhibrx Biosciences, Inc.
Sep 16, 2026
Purchase(P)
Indirect
5K shares at avg. $100.00$500K
INBX
Inhibrx Biosciences, Inc.
Sep 8, 2026
Purchase(P)
Indirect
5K shares at avg. $113.52$568K
INBX
Inhibrx Biosciences, Inc.
Jun 3, 2026
Award(A)
Stock Option (right to buy)
Direct
10K shares-
BDSX
BIODESIX INC
Jan 2, 2026
Award(A)
Restricted Stock Units
Direct
5.4K shares-
BDSX
BIODESIX INC
Jan 2, 2026
Award(A)
Stock Options (Right to Buy)
Direct
6.4K shares-
INBX
Inhibrx Biosciences, Inc.
May 28, 2025
Award(A)
Stock Option (right to buy)
Direct
15K shares-
BDSX
BIODESIX INC
May 20, 2025
Award(A)
Stock Options (Right to Buy)
Direct
42K shares-
BDSX
BIODESIX INC
May 20, 2025
Award(A)
Restricted Stock Units
Direct
68.6K shares-
INBX
Inhibrx Biosciences, Inc.
Mar 27, 2025
Gift(G)
Indirect
90K shares-
INBX
Inhibrx Biosciences, Inc.
Dec 16, 2024
Gift(G)
Indirect
250K shares-
INBX
Inhibrx Biosciences, Inc.
Dec 16, 2024
Gift(G)
Indirect
500K shares-
INBX
Inhibrx Biosciences, Inc.
Dec 16, 2024
Gift(G)
Indirect
250K shares-
INBX
Inhibrx Biosciences, Inc.
Dec 6, 2024
Gift(G)
Indirect
52K shares-
INBX
Inhibrx Biosciences, Inc.
Nov 20, 2024
Purchase(P)
Indirect
18.8K shares at avg. $14.19$266K
INBX
Inhibrx Biosciences, Inc.
Nov 20, 2024
Purchase(P)
Indirect
18.8K shares at avg. $14.19$266K
INBX
Inhibrx Biosciences, Inc.
Nov 19, 2024
Purchase(P)
Indirect
34.8K shares at avg. $14.23$496K
INBX
Inhibrx Biosciences, Inc.
Nov 19, 2024
Purchase(P)
Indirect
34.8K shares at avg. $14.23$496K

		Type	Shares	Price		Ownership
Sep 23, 2026	INBX Inhibrx Biosciences, Inc.	Purchase(P)	5,000	$100.00	$500,000	Indirect
Sep 16, 2026	INBX Inhibrx Biosciences, Inc.	Purchase(P)	5,000	$100.00	$500,000	Indirect
Sep 8, 2026	INBX Inhibrx Biosciences, Inc.	Purchase(P)	5,000	$113.52	$567,580	Indirect
Jun 3, 2026	INBX Inhibrx Biosciences, Inc.	Award(A) Stock Option (right to buy)	10,000	-	-	Direct
Jan 2, 2026	BDSX BIODESIX INC	Award(A) Restricted Stock Units	5,443	-	-	Direct
Jan 2, 2026	BDSX BIODESIX INC	Award(A) Stock Options (Right to Buy)	6,354	-	-	Direct
May 28, 2025	INBX Inhibrx Biosciences, Inc.	Award(A) Stock Option (right to buy)	15,000	-	-	Direct
May 20, 2025	BDSX BIODESIX INC	Award(A) Stock Options (Right to Buy)	42,010	-	-	Direct
May 20, 2025	BDSX BIODESIX INC	Award(A) Restricted Stock Units	68,621	-	-	Direct
Mar 27, 2025	INBX Inhibrx Biosciences, Inc.	Gift(G)	90,000	-	-	Indirect
Dec 16, 2024	INBX Inhibrx Biosciences, Inc.	Gift(G)	250,000	-	$0	Indirect
Dec 16, 2024	INBX Inhibrx Biosciences, Inc.	Gift(G)	500,000	-	$0	Indirect
Dec 16, 2024	INBX Inhibrx Biosciences, Inc.	Gift(G)	250,000	-	$0	Indirect
Dec 6, 2024	INBX Inhibrx Biosciences, Inc.	Gift(G)	52,000	-	$0	Indirect
Nov 20, 2024	INBX Inhibrx Biosciences, Inc.	Purchase(P)	18,750	$14.19	$266,102	Indirect
Nov 20, 2024	INBX Inhibrx Biosciences, Inc.	Purchase(P)	18,750	$14.19	$266,102	Indirect
Nov 19, 2024	INBX Inhibrx Biosciences, Inc.	Purchase(P)	34,843	$14.23	$495,708	Indirect
Nov 19, 2024	INBX Inhibrx Biosciences, Inc.	Purchase(P)	34,843	$14.23	$495,708	Indirect

1-18 of 18 transactions

About Kayyem Jon Faiz

Kayyem Jon Faiz (SEC CIK 0001366268) files insider reports with the SEC as Director of Inhibrx Biosciences, Inc. (INBX) and Director of BIODESIX INC (BDSX).

Signal8 holds 12 ownership filings by Kayyem Jon Faiz, all Form 4s, filed between Nov 22, 2024 and Sep 23, 2026. Those filings report 18 transactions, from Nov 19, 2024 to Sep 23, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Kayyem Jon Faiz's filings is in LA JOLLA, CA.

Recent filings by Kayyem Jon Faiz

Sep 23, 2026: Open-market purchase of INBX shares (Form 4, code P).
Sep 16, 2026: Open-market purchase of INBX shares (Form 4, code P).
Sep 8, 2026: Open-market purchase of INBX shares (Form 4, code P).
Jun 3, 2026: Grant or award of INBX derivative securities (Form 4, code A).
Jan 2, 2026: Grants or awards of BDSX derivative securities (2 lines, Form 4, code A).

Other insiders filing for Inhibrx Biosciences, Inc. (INBX)

Lappe Mark, Chief Executive Officer
FORSYTH DOUGLAS, Director
Vuori Kristiina MD, Director
MANHARD KIMBERLY, Director
Matly David, President
VIKING GLOBAL INVESTORS LP, 10% Owner

How to read Form 4 transaction codes