Thomas M Wolf

Insider

First SEC filing: Dec. 30, 2003 · Latest: Dec. 30, 2003

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 4 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Dec. 4, 2003	GTBP	A	12,280	$0.57	$7,000	90,780 Direct	-11.92%	Disposed	-99.9% (price as of 2026-08-19)
Dec. 4, 2003	GTBP	A	22,281	$0.57	$12,700	100,781 Direct	-18.11%	Disposed	-99.9% (price as of 2026-08-19)
July 29, 2003	GTBP	X	43,500	$0.20	$8,700	78,500 Direct	-35.66%	Disposed	-99.7% (price as of 2026-08-19)
June 30, 2003	GTBP	C	332,845	—	—	433,626 Direct	+330.27%	Acquired	(price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Dec. 4, 2003	GTBP	Stock Option (right to buy)	common stock (12,280)	$0.57	Dec. 3, 2013	12,280	Disposed
Dec. 4, 2003	GTBP	Stock Option (right to buy)	common stock	$0.57	Dec. 3, 2013	22,281	Disposed
June 30, 2003	GTBP	Preferred Stock to Common Stock	common stock (332,845)	$0.00	June 29, 2013	332,845	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).