Antonio Bernardino Guimaraes Parada

CIK: 0002047863

Transaction Breakdown

Open Market Buys (P)1 (25.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (75.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

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

Companies & Roles (1)

IBIO

iBio, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (4 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-
IBIO
iBio, Inc.
Jan 10, 2025
Purchase(P)
Indirect
183.8K shares at avg. $2.72$500K
IBIO
iBio, Inc.
Nov 21, 2024
Award(A)
Stock Option (right to buy)
Direct
12.6K 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
Jan 10, 2025	IBIO iBio, Inc.	Purchase(P)	183,823	$2.72	$499,999	Indirect
Nov 21, 2024	IBIO iBio, Inc.	Award(A) Stock Option (right to buy)	12,600	-	-	Direct

1-4 of 4 transactions

About Parada Antonio Bernardino Guimaraes

Parada Antonio Bernardino Guimaraes (SEC CIK 0002047863) files insider reports with the SEC as Director of iBio, Inc. (IBIO).

Signal8 holds 5 ownership filings by Parada Antonio Bernardino Guimaraes (1 Form 3, 4 Form 4), filed between Dec 9, 2024 and Oct 15, 2026. Those filings report 4 transactions, from Nov 21, 2024 to Oct 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Parada Antonio Bernardino Guimaraes's filings is in SAN DIEGO, CA.

Recent filings by Parada Antonio Bernardino Guimaraes

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).
Jan 10, 2025: Open-market purchase of IBIO shares (Form 4, code P).
Nov 21, 2024: Grant or award of IBIO derivative securities (Form 4, code A).

Other insiders filing for iBio, Inc. (IBIO)

Stoner Elizabeth, Director
Kropotova Alexandra, Director
Arkowitz David, Director
Clark William D, Director
Sender Gary, Director
Carr Molly, Chief Medical Officer

How to read Form 4 transaction codes