XTX Topco’s Stratum Holdings Corp. Common Stock SRTM Stock Holding History

XTX Topco’s Portfolio SRTM Stock Details SRTM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-2	Closed	-$10K	–	2957
2025 Q2	$10K	Buy	2 +1	+100%	+$7.01K	﹤0.01%	2232
2025 Q1	$10.9K	Buy	+1	New	+$15.8K	﹤0.01%	2242

Other funds holding SRTM

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

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

Moisand Fitzgerald Tamayo Orlando, Florida $995M AUM 13.19% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

XTX Topco's SRTM Position: Q3 2025 in Review

XTX Topco sold out of Stratum Holdings Corp. Common Stock (SRTM) in Q3 2025, closing a stake of 2 shares — an estimated $10K sold.

XTX Topco first reported a position in SRTM in Q1 2025 and held it in 2 quarters. The position peaked at $10.9K in Q1 2025. 2 funds tracked by Wall St. Rank hold SRTM as of Q3 2025.

XTX Topco reported no remaining Stratum Holdings Corp. Common Stock position as of Q3 2025 after selling out during the quarter.
XTX Topco sold 2 Stratum Holdings Corp. Common Stock shares in Q3 2025, an estimated $10K.
XTX Topco first reported a position in Stratum Holdings Corp. Common Stock in Q1 2025 and held it in 2 quarters.
XTX Topco's Stratum Holdings Corp. Common Stock position peaked at $10.9K in Q1 2025.
2 funds tracked by Wall St. Rank held Stratum Holdings Corp. Common Stock as of Q3 2025.

Based on XTX Topco's 13F filing for Q3 2025, filed 14 Nov 2025.