Tony Cataldo

CIK 1450565 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 23, 2016 · Latest: Feb. 23, 2016

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 5 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

5 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 2, 2020 GTBP S 4,234,320 6,500,000 Direct -39.45% Disposed (price as of 2026-08-20)
Feb. 6, 2019 GTBP S 800,000 4,029,600 Direct -16.56% Disposed (price as of 2026-08-20)

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.

Initial ownership (Form 3) 2 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Feb. 23, 2016 GTBP Common Stock 4,033,531 Direct
April 6, 2010 GTBP Non-qualified Stock Option (right to buy) [F1]→ Common Stock (6,704,081) 6,704,081 Direct