# Mesirow Institutional Investment Management, Inc.

> Mesirow Institutional Investment Management, Inc. is an SEC-registered investment advisory firm in Chicago, IL, registered since 2022, with no regulatory assets under management reported in its Form ADV filing dated June 1, 2026.

- CRD: 319065
- Filed as: MESIROW INSTITUTIONAL INVESTMENT MANAGEMENT, INC.
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Chicago, IL
- Filing period: October 2026
- Form ADV filing dated: June 1, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/319065
- AdvisorCensus page: https://advisorcensus.com/firm/mesirow-institutional-investment-management-inc-chicago-il-319065

## Quick answers

**How is Mesirow Institutional Investment Management, Inc. compensated?**
On its Form ADV (Item 5.E, October 2026), Mesirow Institutional Investment Management, Inc. reports these compensation arrangements: a percentage of assets under its management. The amounts are in Item 5 of its Form ADV Part 2A brochure.

**Where is Mesirow Institutional Investment Management, Inc. located?**
Mesirow Institutional Investment Management, Inc.'s principal office is in Chicago, IL, according to its Form ADV.

**Is Mesirow Institutional Investment Management, Inc. registered with the SEC or a state?**
Mesirow Institutional Investment Management, Inc. is an SEC-registered investment advisory firm, registered since 2022. Status as filed: Approved. CRD 319065.

**How have Mesirow Institutional Investment Management, Inc.'s assets and staff changed since 2022?**
In the Form ADV data for Mesirow Institutional Investment Management, Inc.: Regulatory assets under management: $756,665,000 in the October 2022 data and $1,158,277,000 in the October 2024 data, up 53%. Total employees: 18 in October 2022 and 0 in October 2026. Assets under management move with markets as well as with clients coming and going.

**Does Mesirow Institutional Investment Management, Inc. report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/319065

**What changed in Mesirow Institutional Investment Management, Inc.'s recent Form ADV filings?**
In the May 2026 filing data: Updated its list of owners and control persons (Schedule A).

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 0 | $0 |
| High net worth individuals | 0 | $0 |
| Banking or thrift institutions | 0 | $0 |
| Investment companies | 0 | $0 |
| Business development companies | 0 | $0 |
| Pooled investment vehicles (other than investment companies and business development companies) | 0 | $0 |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | 0 | $0 |
| Charitable organizations | 0 | $0 |
| State or municipal government entities (including government pension plans) | 0 | $0 |
| Other investment advisers | 0 | $0 |
| Insurance companies | 0 | Not reported |
| Sovereign wealth funds and foreign official institutions | 0 | $0 |
| Corporations or other businesses not listed above | 0 | $0 |
| Other | 0 | $0 |

### Advisory services (Item 5.G)
- Other

### Firm details
- Registered since: 2022 (4 years)
- Employees: 0 total, 0 performing advisory functions
- Wrap fee program participation: No
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Websites listed on Form ADV (Item 1.I)
- [mesirow.com](https://mesirow.com)
- [mesirowfinancial.com](https://mesirowfinancial.com)
- Facebook @mesirowfinancial
- LinkedIn @16235632
- LinkedIn @164945
- LinkedIn @15226855
- X @mesirowfin
- YouTube @mesirowfinancial

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2022 | $756,665,000 | 18 | July 18, 2022 |
| October 2023 | $951,234,730 | 16 | June 27, 2023 |
| October 2024 | $1,158,277,000 | 16 | June 25, 2024 |
| October 2025 | Not reported | 0 | June 11, 2025 |
| October 2026 | Not reported | 0 | June 1, 2026 |

Regulatory assets under management: $756,665,000 in the October 2022 data and $1,158,277,000 in the October 2024 data, up 53%.
Total employees: 18 in October 2022 and 0 in October 2026.

## Changes in the filing (last 12 months)

### May 2026
- Updated its list of owners and control persons (Schedule A).

### January 2026
- Updated its list of owners and control persons (Schedule A).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Mesirow Institutional Investment Management, Inc. (CRD 319065): Form ADV filing data as of October 2026.