XTX Topco’s Onconetix ONCO Stock Holding History

XTX Topco’s Portfolio ONCO Stock Details ONCO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$15.3K	Buy	+13,548	New	+$62K	﹤0.01%	3959
2026 Q1	–	Sell	-217	Closed	-$16.9K	–	4214
2025 Q4	$16.9K	Buy	+217	New	+$29.9K	﹤0.01%	3097
2025 Q2	–	Sell	-3	Closed	-$873	–	2946
2025 Q1	$873	Buy	+3	New	+$5.15K	﹤0.01%	2327
2024 Q3	–	Hold	0	–	-$2.96K	–	2455
2024 Q2	–	Hold	0	–	–	–	1766

Other funds holding ONCO

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

HCM

Hollencrest Capital Management Newport Beach, California $1.54B AUM 30.1% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

XTX Topco's ONCO Position: Q2 2026 in Review

XTX Topco opened a new position in Onconetix (ONCO) in Q2 2026: 13,548 shares worth $15.3K. The stake represents ﹤0.01% of the portfolio and ranks #3959 among its holdings. This is a return to the name: XTX Topco previously reported a position in ONCO as recently as Q4 2025.

XTX Topco first reported a position in ONCO in Q1 2025 and has held it in 3 quarters since. The position peaked at $16.9K in Q4 2025. 6 funds tracked by Wall St. Rank hold ONCO as of Q2 2026.

XTX Topco held 13,548 shares of Onconetix worth $15.3K as of Q2 2026.
Onconetix was a new XTX Topco position in Q2 2026.
Onconetix made up ﹤0.01% of XTX Topco's portfolio in Q2 2026, its #3959 holding.
XTX Topco first reported a position in Onconetix in Q1 2025 and has held it in 3 quarters since.
XTX Topco's Onconetix position peaked at $16.9K in Q4 2025.
6 funds tracked by Wall St. Rank held Onconetix as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.