# SIIT OPPORTUNISTIC INCOME FUND

SIIT OPPORTUNISTIC INCOME FUND is a registered fund series of SEI INSTITUTIONAL INVESTMENTS TRUST (series S000014581). Net assets $387.4M as of 2026-05-31.

## Profile

- Series ID: S000014581
- Registrant: SEI INSTITUTIONAL INVESTMENTS TRUST
- LEI: QITQ3ENZHD0VPXRH4978
- Net assets: $387.4M
- Total assets: $393.6M
- As of: 2026-05-31

## Advisers

- [SEI Investments Management Corporation (Advisor)](https://search.stillhousedata.com/firm/105146)
- [Manulife Investment Management (US) LLC (Subadvisor)](https://search.stillhousedata.com/firm/106435)
- [WELLINGTON MANAGEMENT Company, LLP (Subadvisor)](https://search.stillhousedata.com/firm/106595)
- [Ares Capital Management II LLC (Subadvisor)](https://search.stillhousedata.com/firm/157292)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [SEI DAILY INCOME TRUST GOVERNMENT FUND (#36)](https://search.stillhousedata.com/security/783965593) | — | $12.8M | 330.58% |
| [TOWD POINT MORTGAGE TRUST](https://search.stillhousedata.com/security/89177HAD4) | — | $3.0M | 77.84% |
| [United States of America](https://search.stillhousedata.com/security/912797TC1) | — | $2.5M | 64.48% |
| [FREDDIE MAC STACR REMIC TRUST](https://search.stillhousedata.com/security/35564KX87) | — | $2.1M | 53.76% |
| [FREDDIE MAC STACR REMIC TRUST](https://search.stillhousedata.com/security/35564KP45) | — | $2.1M | 53.31% |
| [FREDDIE MAC STACR REMIC TRUST](https://search.stillhousedata.com/security/35564KUX5) | — | $2.0M | 52.46% |
| [United States of America](https://search.stillhousedata.com/security/912797UQ8) | — | $2.0M | 52.01% |
| [HYUNDAI CAPITAL AMERICA](https://search.stillhousedata.com/security/44891ADA2) | — | $2.0M | 50.38% |
| [BARINGS CLO LTD](https://search.stillhousedata.com/security/06761KAW1) | — | $1.9M | 49.71% |
| [STAR TRUST](https://search.stillhousedata.com/security/85520EAA9) | — | $1.8M | 47.21% |
| TRIPARTY REPURCHASE AGREEMENT (ACT/360) DAILY RESET | — | $1.8M | 46.47% |
| [FREDDIE MAC STACR REMIC TRUST](https://search.stillhousedata.com/security/35564K3F4) | — | $1.7M | 44.10% |
| [STRUCTURED ASSET INVESTMENT LOAN TRUST](https://search.stillhousedata.com/security/86358ELS3) | — | $1.6M | 41.21% |
| [CONNECTICUT AVENUE SECURITIES TRUST](https://search.stillhousedata.com/security/20754QAA6) | — | $1.5M | 38.75% |
| [MED COMMERCIAL MORTGAGE TRUST](https://search.stillhousedata.com/security/55287BAA1) | — | $1.5M | 38.19% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $387.4M |
| 2026-02-28 | $433.5M |
| 2025-11-30 | $434.6M |
| 2025-08-31 | $424.7M |
| 2025-05-31 | $406.6M |
| 2025-02-28 | $427.7M |
| 2024-11-30 | $367.3M |
| 2024-08-31 | $357.8M |

## More

- [Registrant: SEI INSTITUTIONAL INVESTMENTS TRUST](https://search.stillhousedata.com/registrant/939934)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000014581.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.