Onconetix Inc.

Last updated September 27, 2026

Organization details

Legal name
Onconetix Inc.
Former names
Blue Water Biotech, Inc. Blue Water Vaccines Inc.
Ownership
Public
Status
Active
Sector (GICS)
Health Care
SIC code
2834 — Pharmaceutical Preparations
Jurisdiction of incorporation
Delaware
Headquarters city
Cincinnati
Headquarters state / province
Ohio
Headquarters country
United States
Fiscal year end
December
Ticker symbol
ONCO
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0001782107

Board of directors

Chief executives

Neil J. Campbell · Chief Executive Officer
Since October 2023
Until October 2023 · Former

Director election results

Annual meeting of December 5, 2025. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

6 of this board's directors also sit on 9 other boards. 2 are in the same sector.

Network of Onconetix Inc.'s board connections GridAI Technologies Corp. GridAI Technologies Co... Tribeca Strategic Acquisition Corp. Tribeca Strategic Acqu... Aureus Greenway Holdings Inc. Aureus Greenway Holdin... Blue Water Acquisition Corp. III Blue Water Acquisition... Blue Water Acquisition Corp. IV Blue Water Acquisition... INmune Bio Inc. INmune Bio Inc. Lunai Bioworks Inc. Lunai Bioworks Inc. Skyline Builders Group Holding Limited Skyline Builders Group... ZeroStack Corp. ZeroStack Corp. Andrew John Oakley Andrew John Oakley James Sapirstein James Sapirstein Joseph Hernandez Joseph Hernandez Sammy Dorf Sammy Dorf Timothy R. Ramdeen Timothy R. Ramdeen Vuk Jeremic Vuk Jeremic Onconetix Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$152,875
3 purchases by 1 insider
Sold, last 12 months
$144,469
3 sales by 1 insider
Date Insider Transaction Shares Price Value
Apr 21, 2026 HRT FINANCIAL LP 10% owner Open-market sale −49,710 $0.69 $34,300
Apr 20, 2026 HRT FINANCIAL LP 10% owner Open-market sale −94,462 $0.75 $70,847
Apr 17, 2026 HRT FINANCIAL LP 10% owner Open-market purchase +34,636 $0.73 $25,284
Apr 16, 2026 HRT FINANCIAL LP 10% owner Open-market sale −53,867 $0.73 $39,323
Apr 15, 2026 HRT FINANCIAL LP 10% owner Open-market purchase +92,554 $0.76 $70,341
Apr 14, 2026 HRT FINANCIAL LP 10% owner Open-market purchase +74,350 $0.77 $57,250
Aug 15, 2025 Andrew John Oakley Director Other +20 — —
Aug 15, 2025 Simon Tarsh Director Other +39 — —
Aug 15, 2025 Thomas Meier Director Other +39 — —
Aug 15, 2025 Timothy R. Ramdeen Director Other +39 — —
Aug 15, 2025 Andrew John Oakley Director Grant or award +618 — —
Aug 15, 2025 Simon Tarsh Director Grant or award +618 — —
Aug 15, 2025 Thomas Meier Director Grant or award +618 — —
Aug 15, 2025 Timothy R. Ramdeen Director Grant or award +618 — —
Jul 14, 2025 Altos Venture AG 10% owner Other +241,514 — —

Organizations in the same sector, closest in location and size first.

Questions about Onconetix Inc.

Who is the CEO of Onconetix Inc.?

Neil J. Campbell has been Onconetix Inc.'s Chief Executive Officer since October 2023.

How many directors are on Onconetix Inc.'s board?

Onconetix Inc.'s board has 11 directors: Ajit Singh, Andrew John Oakley, James Sapirstein, Joseph Hernandez, Neil J. Campbell, Sammy Dorf, Sarah Romano, Simon Tarsh, Thomas Meier, Timothy R. Ramdeen and 1 other.

Are Onconetix Inc. insiders buying or selling shares?

Over the last 12 months, Onconetix Inc. insiders bought $152,875 of shares in 3 purchases and sold $144,469 of shares in 3 sales on the open market, as reported to the SEC on Forms 4 and 5.

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