# ALPHATIME ACQUISITION CORP (ATMCR)

> Institutional ownership reported to the SEC as of Q1 2026, from Form 13F filings. Source: https://holderbook.com/stocks/ATMCR/

- Reporting holders: 2
- Reported value: $278.9K
- 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 |
|---|---|---|---|---|
| [Harraden Circle Investments, LLC](https://holderbook.com/funds/1910592-harraden-circle-investments-llc/) | $244.9K | 1,272,804 | 0.0% | 6 |
| [RIVERNORTH CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1447578-rivernorth-capital-management-llc/) | $34.0K | 200,000 | 0.0% | 12 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q1 2026 | 2 | $278.9K |
| Q4 2025 | 14 | $671.5K |
| Q3 2025 | 14 | $1.1M |
| Q2 2025 | 16 | $821.5K |
| Q1 2025 | 18 | $691.3K |
| Q4 2024 | 19 | $577.3K |
| Q3 2024 | 19 | $610.1K |
| Q2 2024 | 21 | $518.0K |
| Q1 2024 | 21 | $499.7K |
| Q4 2023 | 18 | $447.2K |
| Q3 2023 | 18 | $572.8K |
| Q2 2023 | 16 | $585.2K |