Onconetix, Inc.

ONCO • NASDAQ

Onconetix, Inc. is a biotechnology company in the healthcare sector on NASDAQ, led by Ralph Schiess, with a market cap of $3.6M. As of Q3 2025, 6% of shares are held by 7 institutional investors, with DRW Securities, LLC as the largest holder at 4.0%.

Interim Chief Executive OfficerRalph Schiess

Market Cap$3.6M

Biotechnology

Healthcare

Employees12.0

Websiteonconetix.com

Country

United States of America

Overview

Overview of institutional ownership in ONCO as of Q3 2025 with a market cap of $4.8M

All Institutions

Institutions: 7
Value Held: $303.7K
Shares Held: 97.7K
Avg Position: $43.4K
Median Position: $17.1K

Hedge Funds

Hedge Funds: 1
Value Held: $48.6K
Shares Held: 15.6K
Avg Position: $48.6K
Median Position: $48.6K

Ownership Breakdown

Institutional (non-HF)

5.31%

$255.1K

Hedge Funds

1.01%

$48.6K

Retail & Other

93.68%

$4.5M

Based on market cap of $4.8M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in ONCO as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
D DRW Securities, LLC Institution	-	$192.1K 0.01% of portfolio	4.00% 61.8K shares	Q3 2025 Held for 2 months	$1.9B
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	$48.6K 0.00% of portfolio	1.01% 15.6K shares	Q3 2025 Held for 2 months	$122.08B
P PACIFIC CAPITAL WEALTH ADVISORS, INC RIA/Wealth	David Scott Lake President	$40.4K 0.01% of portfolio	0.84% 13.0K shares	Q3 2025 Held for 2 months	$578.0M
UBS Group AG Institution	Sergio P. Ermotti CEO	$17.1K 0.00% of portfolio	0.36% 5.5K shares	Q4 2023 Held for 1y 11m	$511.54B
T Tower Research Capital LLC Institution	-	$4.9K 0.00% of portfolio	0.10% 1.6K shares	Q4 2023 Held for 1y 11m	$3.6B
S SBI Securities Co., Ltd. Institution	-	$479.0 0.00% of portfolio	0.01% 154.0 shares	Q2 2025 Held for 5 months	$3.9B
BANK OF AMERICA CORP /DE/ Institution	Brian T. Moynihan CEO	$34.0 0.00% of portfolio	0.00% 11.0 shares	Q4 2023 Held for 1y 11m	$1.33T
FIFTH THIRD BANCORP Institution	Greg D. Carmichael CEO	- 0.00% of portfolio	0.00% - shares	Q4 2023 Held for 1y 11m	$31.2B
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	- 0.00% of portfolio	0.00% - shares	Q1 2025 Held for 8 months	$1.65T

Net Capital Flow

Institutional buying and selling activity for ONCO in Q3 2025

Traded: +$266.0K
Buyers: 7
Sellers: 2
Total Bought: +$293.8K
Total Sold: −$27.8K
Avg Position: $33.7K

Biggest Buyers

Institution	Net Bought	Current Position
D DRW Securities, LLC Institution	+$192.1K +61.8K shares	$192.1K 61.8K shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$48.6K +15.6K shares	$48.6K 15.6K shares
P PACIFIC CAPITAL WEALTH ADVISORS, INC RIA/Wealth	+$40.4K +13.0K shares	$40.4K 13.0K shares
UBS Group AG Institution	+$8.4K +2.7K shares	$17.1K 5.5K shares
T Tower Research Capital LLC Institution	+$3.8K +1.2K shares	$4.9K 1.6K shares
S SBI Securities Co., Ltd. Institution	+$289.3 +93.0 shares	$479.0 154.0 shares
BANK OF AMERICA CORP /DE/ Institution	+$30.9 +10.0 shares	$34.0 11.0 shares

Biggest Sellers

Institution	Net Sold	Current Position
MORGAN STANLEY RIA/Wealth	−$27.7K −5.8K shares	Sold Off 0 shares
FIFTH THIRD BANCORP Institution	−$134.0 −28.0 shares	Sold Off 0 shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited ONCO in Q3 2025

New Positions: 2
New Value: $232.6K
Exited Positions: 2
Exited Value: $27.8K

New Positions

Institution	Position Value
D DRW Securities, LLC Institution	$192.1K 61.8K shares
P PACIFIC CAPITAL WEALTH ADVISORS, INC RIA/Wealth	$40.4K 13.0K shares

Exited Positions

Institution	Previous Position
MORGAN STANLEY RIA/Wealth	$27.7K 5.8K shares
FIFTH THIRD BANCORP Institution	$134.0 28.0 shares

Options Activity

Institutions with the largest Call and Put options positions in ONCO as of Q3 2025

Call Positions: 0
Call Value: -
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
No call positions found

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

Institutions with ONCO as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
D DRW Securities, LLC Institution	-	0.01% $192.1K	4.00% 61.8K shares	Q3 2025 Held for 2 months	$1.9B
P PACIFIC CAPITAL WEALTH ADVISORS, INC RIA/Wealth	David Scott Lake President	0.01% $40.4K	0.84% 13.0K shares	Q3 2025 Held for 2 months	$578.0M
T Tower Research Capital LLC Institution	-	0.00% $4.9K	0.10% 1.6K shares	Q4 2023 Held for 1y 11m	$3.6B
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	0.00% $48.6K	1.01% 15.6K shares	Q3 2025 Held for 2 months	$122.08B
S SBI Securities Co., Ltd. Institution	-	0.00% $479.0	0.01% 154.0 shares	Q2 2025 Held for 5 months	$3.9B
UBS Group AG Institution	Sergio P. Ermotti CEO	0.00% $17.1K	0.36% 5.5K shares	Q4 2023 Held for 1y 11m	$511.54B
BANK OF AMERICA CORP /DE/ Institution	Brian T. Moynihan CEO	0.00% $34.0	0.00% 11.0 shares	Q4 2023 Held for 1y 11m	$1.33T
FIFTH THIRD BANCORP Institution	Greg D. Carmichael CEO	0.00% -	0.00% - shares	Q4 2023 Held for 1y 11m	$31.2B
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	0.00% -	0.00% - shares	Q1 2025 Held for 8 months	$1.65T

Hedge Fund Spotlight

Discover hedge funds investing in ONCO

CITADEL ADVISORS LLC

Hedge Fund • Multi-Strategy

Portfolio ManagerKenneth Cordele Griffin

Portfolio Value: $122.08B
Positions: 5,531
Last Reported: Q3 2025

Sector Allocation

Position in Onconetix, Inc.

Market Value: $48.6K
Shares Held: 15.6K
Portfolio Weight: 0.00%
Owned Since: 2025-Q3

Top Holding	Sector	Market Value	Weight
1 Microsoft MSFT	Software - Infrastructure Technology	$2.1B	1.68%
2 Nvidia NVDA	Semiconductors Technology	$1.8B	1.50%
3 Meta Platforms, Inc. META	Internet Content & Information Communication Services	$1.4B	1.18%