Form4insider filings, from the source

Company · CIK 0000109657 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

GT Biopharma, Inc. · GTBP

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $205.03B · 2net −$205.03B
$10k$10k$1M$1M$100M$100M$10B$10B$1000B$1000BbuyssalesApr 2016Sep 2016Mar 2017Sep 2017Feb 2018Aug 2018Feb 2019

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Feb 6, 2019 SForm 4 →Feb 13, 11:22 am ESTTony CataldoDirector800,000$0.001$8004,029,600−16.6% plan? late
Sep 1, 2017 AGForm 4 →Dec 1, 7:12 pm ESTTony CataldoExecutive Chairman, Director, 10% Owner8,429,660——1,843,029— plan? late
Sep 1, 2017 AForm 4 →Dec 1, 5:17 pm ESTSteven W WeldonCFO, Director2,566,835——2,568,840— plan? late
Apr 5, 2016 JForm 4 →Apr 5, 6:05 pm EDTBRISTOL INVESTMENT FUND LTD10% Owner250,000——463,806— plan?
Apr 4, 2016 SForm 4 →Apr 5, 6:05 pm EDTBRISTOL INVESTMENT FUND LTD10% Owner675,000$303,750.00$205,031,250,0001,525,472−30.7% plan?

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.