David Arkowitz

CIK: 0001296999

Transaction Breakdown

Open Market Buys (P)1 (11.1%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)1 (11.1%)

Derivative conversions

Awards (A)5 (55.6%)

Compensation grants

Other (G, F, J, C, D, …)2 (22.2%)

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

Companies & Roles (2)

IBIO

iBio, Inc.

Director

KINETA, INC./DE

Director

Discretionary Trading P&L

Holdings

Transaction History (9 total)

IBIO
iBio, Inc.
Oct 14, 2026
Award(A)
Stock Option (right to buy)
Direct
38K shares-
IBIO
iBio, Inc.
Nov 20, 2025
Award(A)
Stock Option (right to buy)
Direct
13.5K shares-
KANT
KINETA, INC./DE
Jun 30, 2025
Disposition(D)
Direct
16.6K shares-
KANT
KINETA, INC./DE
Jun 25, 2025
Award(A)
Direct
6K shares-
KANT
KINETA, INC./DE
Jun 23, 2025
Exercise(M)
Direct
12.5K shares at avg. $0.61$8K
KANT
KINETA, INC./DE
Jun 23, 2025
Tax Payment(F)
Direct
4.7K shares at avg. $0.26$1K
IBIO
iBio, Inc.
Jan 10, 2025
Purchase(P)
Direct
18.4K shares at avg. $2.72$50K
IBIO
iBio, Inc.
Nov 21, 2024
Award(A)
Stock Option (right to buy)
Direct
12.6K shares-
KA
KINETA, INC./DE
Sep 4, 2024
Award(A)
Stock Option (Right to Buy)
Direct
12.5K shares-

		Type	Shares	Price		Ownership
Oct 14, 2026	IBIO iBio, Inc.	Award(A) Stock Option (right to buy)	38,000	-	-	Direct
Nov 20, 2025	IBIO iBio, Inc.	Award(A) Stock Option (right to buy)	13,500	-	-	Direct
Jun 30, 2025	KANT KINETA, INC./DE	Disposition(D)	16,571	-	-	Direct
Jun 25, 2025	KANT KINETA, INC./DE	Award(A)	6,000	-	-	Direct
Jun 23, 2025	KANT KINETA, INC./DE	Exercise(M)	12,500	$0.61	$7,638	Direct
Jun 23, 2025	KANT KINETA, INC./DE	Tax Payment(F)	4,706	$0.26	$1,224	Direct
Jan 10, 2025	IBIO iBio, Inc.	Purchase(P)	18,382	$2.72	$49,999	Direct
Nov 21, 2024	IBIO iBio, Inc.	Award(A) Stock Option (right to buy)	12,600	-	-	Direct
Sep 4, 2024	KA KINETA, INC./DE	Award(A) Stock Option (Right to Buy)	12,500	-	-	Direct

1-9 of 9 transactions

About Arkowitz David

Arkowitz David (SEC CIK 0001296999) files insider reports with the SEC as Director of iBio, Inc. (IBIO) and Director of KINETA, INC./DE (KA).

Signal8 holds 8 ownership filings by Arkowitz David (1 Form 3, 7 Form 4), filed between Sep 5, 2024 and Oct 15, 2026. Those filings report 9 transactions, from Sep 4, 2024 to Oct 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Arkowitz David's filings is in SAN DIEGO, CA.

Recent filings by Arkowitz David

Oct 14, 2026: Grant or award of IBIO derivative securities (Form 4, code A).
Nov 20, 2025: Grant or award of IBIO derivative securities (Form 4, code A).
Jun 30, 2025: Disposition to issuer transaction of KANT shares (Form 4, code D).
Jun 25, 2025: Grant or award of KANT shares (Form 4, code A).
Jun 23, 2025: Option exercise of KANT shares (Form 4, code M).

Other insiders filing for iBio, Inc. (IBIO)

Stoner Elizabeth, Director
Kropotova Alexandra, Director
Clark William D, Director
Parada Antonio Bernardino Guimaraes, Director
Sender Gary, Director
Carr Molly, Chief Medical Officer

How to read Form 4 transaction codes