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Duo Oncology Inc. filed an amended Form D with the Securities and Exchange Commission on 2025-06-10.
Duo Oncology Inc. filed an amended Form D notice of an exempt securities offering with the SEC on June 10, 2025. The filing reports $1.63M sold. Its industry group is Pharmaceuticals. It names SAM ROTHSTEIN (Executive Officer, Director, Promoter), JING-ZHOU HOU (Executive Officer, Director, Promoter), STEPHEN THORNE (Executive Officer, Promoter) (SEC Form D/A, June 10, 2025).
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New Form D on file · 2025-06-10 · the record
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More on the people and the money behind Duo Oncology Inc., from the filings we hold.
Pharmaceuticals raises by companies based in Pennsylvania, filed within 90 days of this one, largest first.
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What the filing shows about Duo Oncology Inc.
Only in the Full Report: Who Runs It, And How To Reach Them · Warning Bells · Who Pays Them, And Who They Are Up Against.
Example from a real report (our sample on Target): “Target eliminated approximately 1,800 corporate positions, with around 1,000 employees receiving layoff notices and the remainder accounted for by eliminating open roles.” Source: NBC News
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The filing gives Duo Oncology Inc.'s address as 218 Oakland Ave, Pittsburgh, PA 15213.
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Full funding history for Duo Oncology Inc. →
Amended on 2026-08-07: the offering size changed from $3,000,000 to $3,500,000; the amount sold changed from $400,000 to $1,625,000; the number of investors changed from 8 to 13; proceeds used for payments to executive officers, directors or promoters changed from $145,000 to $200,000. Figures on this page are from the amendment. Amended filing · Original filing
This is the company's own disclosure. A payment disclosed on a Form D is a disclosed use of proceeds, not a finding of wrongdoing.
Duo Oncology Inc. is a registered filer with the SEC (CIK 1843372) and has filed since 2023-02-08. 5 filings are on record, the latest on 2026-08-07.
A filing shows the company exists and what it reports about itself. It is not an audit or a rating.
Duo Oncology Inc.'s Form D of 2025-06-10 names SAM ROTHSTEIN, JING-ZHOU HOU, STEPHEN THORNE and 6 more as its officers, directors or promoters.
Its new offerings report $3.10M sold across 2 offerings, as its own filings state.
A hollow marker is an amendment (Form D/A); a solid one is an original Form D. The larger marker is the filing this page is about.
Trailing twelve months. 155 filings in Pharmaceuticals, totalled by week.
Sam Rothstein is named as Executive Officer and Director and Promoter on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Jing-Zhou Hou is named as Executive Officer and Director and Promoter on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Stephen Thorne is named as Executive Officer and Promoter on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Song Li is named as Director and Promoter on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Stanley Marks is named as Director on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Lusong Luo is named as Director on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Joe Gatto is named as Director on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Victoria Manax is named as Director on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
Katherine Eichinger is named as Executive Officer on the Form D that Duo Oncology Inc. filed with the SEC on 10 June 2025, one of 9 people that filing names.
9 people named on the filing — 4 holding an executive role and 5 as directors only.
Named as of the 2025-06-10 filing. Titles and locations are exactly as the filing states — not independently confirmed elsewhere.
No investor is drawn from a Form D — the form states how many invested and never who.
What the filing shows about Duo Oncology Inc.
Only in the Full Report: Who Runs It, And How To Reach Them · Warning Bells · Who Pays Them, And Who They Are Up Against.
Example from a real report (our sample on Target): “Target eliminated approximately 1,800 corporate positions, with around 1,000 employees receiving layoff notices and the remainder accounted for by eliminating open roles.” Source: NBC News
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