Themes ETF TR
13F holders, Q1 2026 (March 31)6holders
2new positions
2sold out
1famous investor
$1.04avg. 13F price*
At the end of Q1 2026, 6 institutions reported holding Themes ETF TR in their 13F filings, unchanged from Q4 2025. 2 opened new positions and 2 sold out. The largest holders were Optiver Holding B.V. ($166K), Citadel Advisors ($25K) and Susquehanna International Group, LLP ($20K). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Themes ETF TR
- CUSIP
- 88340C867
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 2 | $11K |
| Exits | 2 | $811 |
All 13F filers, Q4 2025 → Q1 2026: 94,779 shares bought and 59,772 shares sold, net +35,007 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 6 holders
| Optiver Holding B.V. | 0.01% | Add +111.3% | 159,155 | $166K |
| Citadel Advisors | 0.00% | Reduce -58.3% | 24,235 | $25K |
| Susquehanna International Group, LLP | 0.00% | Reduce -49.1% | 19,221 | $20K |
| Two Sigma Securities, LLC | 0.00% | Reduce -34.0% | 13,749 | $14K |
| XTX Topco Ltd | 0.00% | New | 10,812 | $11K |
| Simplex Trading, LLC | 0.00% | New | 121 | $125 |
"% of holder's portfolio" is THEMES ETF TR's weight in each manager's 13F, not the share of Themes ETF TR the manager owns.