# INVESTMENT MANAGERS SER TR I TRADR 1X SHORT

INVESTMENT MANAGERS SER TR I TRADR 1X SHORT is a security (CUSIP 46144X131) tracked across SEC portfolio filings. 17 institutional managers reported $7.4M on Form 13F as of 2026-06-30.

## Summary

- Issuer: INVESTMENT MANAGERS SER TR I
- Class: TRADR 1X SHORT
- CUSIP: 46144X131
- 13F holders: 17
- 13F value: $7.4M
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

_Showing 15 of 17 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $5.8M | 173,623 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $514K | — |
| BRASADA CAPITAL MANAGEMENT, LP | HOUSTON, TX | $497K | 15,000 |
| [CARDIFF PARK ADVISORS, LLC](https://search.stillhousedata.com/firm/126752) | CARLSBAD, CA | $331K | 10,000 |
| Optiver Holding B.V. | AMSTERDAM, P7 | $163K | 4,924 |
| JPMORGAN CHASE & CO | NEW YORK, NY | $57K | 1,613 |
| [Glassman Wealth Services](https://search.stillhousedata.com/firm/151478) | VIENNA, VA | $35K | 1,300 |
| CIBC Private Wealth Group, LLC | ATLANTA, GA | $9K | 300 |
| [HOEY INVESTMENTS, INC](https://search.stillhousedata.com/firm/152103) | COATESVILLE, PA | $9K | 333 |
| [SIMPLEX TRADING, LLC](https://search.stillhousedata.com/firm/153585) | CHICAGO, IL | $6K | 178 |
| BNP PARIBAS ARBITRAGE, SNC | PARIS, I0 | $4K | 128 |
| [GROUP ONE TRADING, L.P.](https://search.stillhousedata.com/firm/37484) | CHICAGO, IL | $4K | 115 |
| [Redwood Park Advisors LLC](https://search.stillhousedata.com/firm/307958) | Redwood City, CA | $4K | 106 |
| Tower Research Capital LLC (TRC) | NEW YORK, NY | $3K | 100 |
| MORGAN STANLEY | NEW YORK, NY | $59 | 1 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/46144X131.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.