# SPARTACUS ACQUISITION CORP I (TMTSU)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/TMTSU/

- Reporting holders: 15
- Reported value: $33.2M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [LMR Partners LLP](https://holderbook.com/funds/1578621-lmr-partners-llp/) | $8.7M | 850,000 | 0.0% | 2 |
| [TORONTO DOMINION BANK](https://holderbook.com/funds/947263-toronto-dominion-bank/) | $6.1M | 592,961 | 0.0% | 2 |
| [TUDOR INVESTMENT CORP ET AL](https://holderbook.com/funds/923093-tudor-investment-corp-et-al/) | $3.8M | 375,000 | 0.0% | 2 |
| [Lineage Point Capital LP](https://holderbook.com/funds/2093311-lineage-point-capital-lp/) | $3.6M | 349,757 | 0.7% | 2 |
| [BlueCrest Capital Management Ltd](https://holderbook.com/funds/1610880-bluecrest-capital-management-ltd/) | $2.9M | 275,000 | 0.1% | 2 |
| [ARISTEIA CAPITAL, L.L.C.](https://holderbook.com/funds/1080171-aristeia-capital-l-l-c/) | $2.5M | 250,000 | 0.0% | 2 |
| [OMERS ADMINISTRATION Corp](https://holderbook.com/funds/1053321-omers-administration-corp/) | $2.0M | 192,956 | 0.0% | 2 |
| [Calamos Advisors LLC](https://holderbook.com/funds/1316507-calamos-advisors-llc/) | $1.2M | 110,000 | 0.0% | 2 |
| [Qube Research & Technologies Ltd](https://holderbook.com/funds/1729829-qube-research-technologies-ltd/) | $1.0M | 100,000 | 0.0% | 2 |
| [GABELLI FUNDS LLC](https://holderbook.com/funds/1081407-gabelli-funds-llc/) | $544.6K | 53,500 | 0.0% | 2 |
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $509.0K | 50,210 | 0.0% | 2 |
| [GAMCO INVESTORS, INC. ET AL](https://holderbook.com/funds/807249-gamco-investors-inc-et-al/) | $218.9K | 21,500 | 0.0% | 2 |
| [Clear Street Group Inc.](https://holderbook.com/funds/1881567-clear-street-group-inc/) | $136.5K | 13,409 | 0.0% | 2 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $1.4K | 140 | 0.0% | 1 |
| [HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND](https://holderbook.com/funds/1535845-healthcare-of-ontario-pension-plan-trust-fund/) | $21 | 2 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 15 | $33.2M |
| Q1 2026 | 62 | $203.1M |
| Q3 2021 | 4 | $1.4M |
| Q2 2021 | 8 | $8.5M |
| Q1 2021 | 17 | $16.5M |
| Q4 2020 | 32 | $43.6M |