InsidersTradesSigma
Total declarations
Companies
▲ Purchases (1 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed buys
1
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by Weis Holger. Officer active across 3 companies, notably Ziopharm Oncology INC. In total, 10 disclosures have been logged. Split: 1 buy · 0 sell. Total volume traded: €77k. History available since 4 March 2021. The latest transaction was filed on 6 August 2026 (Attribution). Regulator: SEC (Form 4). The full history is free.
Companies and markets linked to Weis Holger
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations10 total
4,363 shares@ US$2.01Common StockSEC:0001193125-26-344682:0
4,568 shares@ US$1.920.18% mcap50.4% of flowCommon StockSEC:0001193125-26-318105:0
85,800 sharesCommon StockSEC:0001493152-26-033013:0
3,880 sharesCommon StockSEC:0001193125-26-295004:0
7,761 sharesCommon StockSEC:0001193125-26-274305:0
3,700 shares@ US$2.370.12% mcap100.0% of flowCommon StockSEC:0001193125-26-241999:0
10,781 sharesCommon Stock, par value $0.0001 per shareSEC:0001493152-25-003549:0
40,000 shares0Common StockSEC:0000899243-22-023977:0
50,000 shares@ US$1.83100.0% of flowCommon StockSEC:0001209191-21-054828:0
Canonical exit: 30 Nov 2021 (T+90)
4,167 shares0Common StockSEC:0001209191-21-030746:0
10 of 10 declarations
About Weis Holger
Weis Holger is a director at Ziopharm Oncology INC and Alaunos Therapeutics, Inc.
