CUSIP 88031M959
TENARIS S A
6 institutions · $3.6M total · 104,000 shares
| # | Manager | Shares | Value | % of Total | Period |
|---|---|---|---|---|---|
| 1 | Optiver Holding B.V. | 50,000 | $1.6M | 48.07% | 2024-09-30 |
| 2 | SIMPLEX TRADING, LLC | 24,200 | $930.5K | 23.26% | 2025-12-31 |
| 3 | IMC-Chicago, LLC | 11,400 | $447.7K | 10.96% | 2024-03-31 |
| 4 | JANE STREET GROUP, LLC | 14,100 | $422.3K | 13.55% | 2023-09-30 |
| 5 | GROUP ONE TRADING, L.P. | 4,300 | $165.3K | 4.13% | 2025-12-31 |
| 6 | CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% | 2025-06-30 |