SPARTACUS ACQUISITION CORP I TMTSU
UNIT 01/30/2031 · Unit · CUSIP G8303R126
- SectorBlank check (SPAC)
- IndustryBlank Checks
- HeadquartersAustin, TX
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $10.25.
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q1 2026 | 62 |
| Q2 2026 | 15 |
Biggest buyers
| TORONTO DOMINION BANK | Added | +200.0k |
| HRT FINANCIAL LP | Added | +210 |
| UBS Group AG | New | +140 |
Biggest sellers
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Sold out | -1.8m |
| Harraden Circle Investments, LLC | Sold out | -1.5m |
| Magnetar Financial LLC | Sold out | -1.1m |
| Linden Advisors LP | Sold out | -950.0k |
| Sculptor Capital LP | Sold out | -750.0k |
| AQR Arbitrage LLC | Sold out | -708.8k |
| GLAZER CAPITAL, LLC | Sold out | -650.0k |
| Alberta Investment Management Corp | Sold out | -600.0k |
| TENOR CAPITAL MANAGEMENT Co., L.P. | Sold out | -600.0k |
| MILLENNIUM MANAGEMENT LLC | Sold out | -575.0k |
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| Adage Capital Management, L.P. 13G · institution new · filed 2026-05-13 | 7.8% |
| Harraden Circle Investments, LLC 13G · passive investor new · filed 2026-02-19 | 6.5% |
| RP Investment Advisors LP 13G · passive investor new · filed 2026-02-20 | 5.4% |
Insider purchases and sales since 1 Apr 2026
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
None reported since 1 Apr 2026.
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| LMR Partners LLP 0.06% of their portfolio | 850.0k $8.7m | Unchanged |
| TORONTO DOMINION BANK 0.01% of their portfolio | 593.0k $6.1m | Added +200.0k |
| TUDOR INVESTMENT CORP ET AL 0.02% of their portfolio | 375.0k $3.8m | Unchanged |
| Lineage Point Capital LP 0.74% of their portfolio | 349.8k $3.6m | Reduced -600 |
| BlueCrest Capital Management Ltd 0.12% of their portfolio | 275.0k $2.9m | Unchanged |
| ARISTEIA CAPITAL, L.L.C. 0.04% of their portfolio | 250.0k $2.5m | Unchanged |
| OMERS ADMINISTRATION Corp 0.01% of their portfolio | 193.0k $2.0m | Unchanged |
| Calamos Advisors LLC 0.00% of their portfolio | 110.0k $1.2m | Unchanged |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 100.0k $1.0m | Unchanged |
| GABELLI FUNDS LLC 0.00% of their portfolio | 53.5k $544.6k | Unchanged |
| HRT FINANCIAL LP 0.00% of their portfolio | 50.2k $509.0k | Added +210 |
| GAMCO INVESTORS, INC. ET AL 0.00% of their portfolio | 21.5k $218.9k | Unchanged |
| Clear Street Group Inc. 0.00% of their portfolio | 13.4k $136.5k | Reduced -25.5k |
| UBS Group AG 0.00% of their portfolio | 140 $1.4k | New |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.00% of their portfolio | 2 $21 | Reduced -500.0k |