# PROSHARES TR ULTRA MDCAP400

PROSHARES TR ULTRA MDCAP400 is a security (CUSIP 74347X815) tracked across SEC portfolio filings. 6 institutional managers reported $344K on Form 13F as of 2026-03-31.

## Summary

- Issuer: PROSHARES TR
- Class: ULTRA MDCAP400
- CUSIP: 74347X815
- 13F holders: 6
- 13F value: $344K
- 13F period: 2026-03-31
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Millington Financial Advisors, LLC](https://search.stillhousedata.com/firm/156315) | NAPERVILLE, IL | $269K | 8,273 |
| Tower Research Capital LLC (TRC) | NEW YORK, NY | $73K | 2,800 |
| [Qube Research & Technologies Ltd](https://search.stillhousedata.com/firm/304552) | LONDON, X0 | $2K | 86 |
| MORGAN STANLEY | NEW YORK, NY | $40 | 1 |
| HANTZ FINANCIAL SERVICES, INC. | SOUTHFIELD, MI | $25 | 969 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | 0 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/74347X815.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.