# ProShares Short S&P500

ProShares Short S&P500 is a ETF series of ProShares Trust (series S000006828). Net assets $981.0M as of 2026-05-31. Index fund.

## Profile

- Series ID: S000006828
- Registrant: ProShares Trust
- LEI: XSY494HNCRZV64FNKS70
- Net assets: $981.0M
- Total assets: $1.2B
- As of: 2026-05-31
- Type: ETF, Index

## Advisers

- [PROSHARE ADVISORS LLC (Advisor)](https://search.stillhousedata.com/firm/134155)

## Top holdings (19 reported)

_Showing 15 of 19 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [ProShares GENIUS Money Market ETF](https://search.stillhousedata.com/security/74350P691) | — | $911.1M | 9287.74% |
| [United States of America](https://search.stillhousedata.com/security/912797SX6) | — | $169.9M | 1732.47% |
| [U.S. Treasury Bills](https://search.stillhousedata.com/security/912797TU1) | — | $75.0M | 764.48% |
| [U.S. Treasury Bills](https://search.stillhousedata.com/security/912797UN5) | — | $24.9M | 253.93% |
| Repurchase Agreement | — | $678K | 6.91% |
| Repurchase Agreement | — | $426K | 4.35% |
| Repurchase Agreement | — | $320K | 3.26% |
| Repurchase Agreement | — | $235K | 2.39% |
| Total Return Swap | — | $-307K | -3.13% |
| Total Return Swap | — | $-1.3M | -12.97% |
| Total Return Swap | — | $-2.4M | -24.88% |
| Total Return Swap | — | $-11.7M | -118.95% |
| S&P 500 E-Mini Index | — | $-13.0M | -132.87% |
| Total Return Swap | — | $-18.6M | -190.04% |
| Total Return Swap | — | $-21.3M | -216.89% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $981.0M |
| 2026-02-28 | $1.0B |
| 2025-11-30 | $1.0B |
| 2025-08-31 | $1.0B |
| 2025-05-31 | $1.4B |
| 2025-02-28 | $1.0B |
| 2024-11-30 | $847.8M |
| 2024-08-31 | $931.4M |

## More

- [Registrant: ProShares Trust](https://search.stillhousedata.com/registrant/1174610)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000006828.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.