Giraudo Bryan Insider Trading Activity

Corporate InsiderDirector · CIK 1740847

Total trades

$5.9M

Total volume

May 8, 2026

Last activity

Protagonist Therapeutics, Inc

Giraudo Bryan has been net-selling over the last 12 months with 0 purchases and 4 sales across 1 company.

PTGX is the most-traded position with 4 trades. The largest single transaction was a sale of PTGX for $3.6M on May 7, 2026.

Price & Trades

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PTGX · Protagonist Therapeutics, Inc

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DATE	TICKER	TYPE	SHARES	PRICE	VALUE	ROLE
May 8, 2026	PTGX	Sell	6,000	$100.00	$600K	Director
May 8, 2026	PTGX	Sell	5,130	$100.00	$513K	Director
May 7, 2026	PTGX	Sell	36,000	$100.14	$3.6M	Director
May 7, 2026	PTGX	Sell	12,000	$100.07	$1.2M	Director

TICKER	COMPANY	TRADES	TOTAL VOLUME
PTGX	Protagonist Therapeutics, Inc	4	$5.9M

4 other tracked filers at PTGX.

CEO

Trades

Chief Medical Officer

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CFO

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Director

Trades