Who Owns THEMES ETF TR (TSLG)? -- Institutional Holders (2026-03-31)

17 institutions reported holding $2.7M of THEMES ETF TR (TSLG) in SEC 13F filings for 2026-03-31. Largest institutional holders: HRT FINANCIAL LP ($1.4M), TWO SIGMA SECURITIES, LLC ($302,038), Blueprint Financial Advisors LLC ($203,320), Blueprint Investment Partners LLC ($203,320), Optiver Holding B.V. ($185,511). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1HRT FINANCIAL LP$1.4M241,047New
2TWO SIGMA SECURITIES, LLC$302,03850,508New
3Blueprint Financial Advisors LLC$203,32034,000Added
4Blueprint Investment Partners LLC$203,32034,000Added
5Optiver Holding B.V.$185,51131,022Added
6XTX Topco Ltd$183,19130,634New
7SUSQUEHANNA INTERNATIONAL GROUP, LLP$164,19927,458Trimmed
8Larson Financial Group LLC$23,6693,958New
9SIMPLEX TRADING, LLC$7,1521,196Added
10SBI Securities Co., Ltd.$3,474581Added
11Tower Research Capital LLC (TRC)$1,740291Added
12UBS Group AG$00Exited
13Benson Wealth Management INC$00Exited
14OLD MISSION CAPITAL LLC$00Exited
15Belvedere Trading LLC$00Exited
16CITADEL ADVISORS LLC$00Exited
17JANE STREET GROUP, LLC$00Exited

Source: SEC Form 13F filings · as of 2026-03-31