Form D · Hedge Fund

Mesirow Institutional Multi-Strategy Fund, L.P.

Palm Beach Gardens, FL · CIK 0001456820

Offering snapshot reported May 27, 2026 · SEC filing

Reported sold
$536M
Indefinite offering
Investors reported
36
Form D · investor count
Minimum accepted
$1M
Reported outside-investor minimum
First sale
Apr 1, 2004
As reported in this filing

Fundraising history

Reported sold
Reported amount sold by Form D filing date$0$1.13B$2.26BMar 15, 2010: $1,101,522,813.00Mar 15, 2010Mar 15, 2011: $1,327,474,260.00Mar 15, 2012: $1,639,369,660.00Mar 15, 2013: $1,722,712,351.00Mar 17, 2014: $1,779,644,630.00Mar 17, 2015: $1,924,413,496.00Mar 15, 2016: $2,195,996,779.00Mar 15, 2017: $2,236,551,324.00Mar 15, 2018: $2,256,048,322.00Jul 13, 2018: $978,814,645.00Feb 15, 2019: $534,238,607.00Feb 14, 2020: $304,180,156.00Feb 12, 2021: $162,921,775.00Feb 15, 2022: $93,100,073.00Feb 14, 2023: $92,331,475.00Feb 14, 2024: $94,985,553.00Feb 14, 2025: $107,380,291.00Jun 4, 2025: $107,380,291.00May 27, 2026: $535,953,433.00May 27, 2026

Dates are filing dates, not cash receipt dates. Decreases are reported revisions, not evidence of withdrawals. Separate offering histories are not added together.

What changed?

Latest filing versus its linked predecessor, where available.

  • Reported sold$107,380,291 → $535,953,433
  • Reported investors10 → 36

Filing history

Scroll to see all columns →

FiledFiling typeReported soldChange vs linked filingInvestorsSource
May 27, 2026Amendment$535,953,433$428,573,142vs Jun 4, 202536SEC filing
Jun 4, 2025Amendment$107,380,291$0vs Feb 14, 202510SEC filing
Feb 14, 2025Amendment$107,380,291$12,394,738vs Feb 14, 202410SEC filing
Feb 14, 2024Amendment$94,985,553$2,654,078vs Feb 14, 20233SEC filing
Feb 14, 2023Amendment$92,331,475-$768,598vs Feb 15, 20224SEC filing
Feb 15, 2022Amendment$93,100,073-$69,821,702vs Feb 12, 202115SEC filing
Feb 12, 2021Amendment$162,921,775-$141,258,381vs Feb 14, 202014SEC filing
Feb 14, 2020Amendment$304,180,156-$674,634,489vs Jul 13, 201822SEC filing
Feb 15, 2019Amendment$534,238,607-$444,576,038vs Jul 13, 201834SEC filing
Jul 13, 2018Amendment$978,814,645-$1,277,233,677vs Mar 15, 201864SEC filing
Mar 15, 2018Amendment$2,256,048,322$19,496,998vs Mar 15, 2017171SEC filing
Mar 15, 2017Amendment$2,236,551,324$40,554,545vs Mar 15, 2016169SEC filing
Mar 15, 2016Amendment$2,195,996,779$271,583,283vs Mar 17, 2015165SEC filing
Mar 17, 2015Amendment$1,924,413,496$144,768,866vs Mar 17, 2014142SEC filing
Mar 17, 2014Amendment$1,779,644,630$56,932,279vs Mar 15, 2013134SEC filing
Mar 15, 2013Amendment$1,722,712,351$83,342,691vs Mar 15, 2012129SEC filing
Mar 15, 2012Amendment$1,639,369,660$311,895,400vs Mar 15, 2011126SEC filing
Mar 15, 2011Amendment$1,327,474,260$225,951,447vs Mar 15, 2010105SEC filing
Mar 15, 2010Amendment$1,101,522,813No comparison85SEC filing

Offering details

Securities
Pooled investment fund
Exemptions
06b, 3C, 3C.7
Duration over one year
Yes
Business combination
No
Sales commissions
$0
Finders' fees
$0
Form D file number
021-128762

Source: Form D, filed May 27, 2026. Minimum accepted may differ from a standard advertised minimum.

Fund connections

The linked fund shows its most recently reported ADV details.

Matched by reported Form D file number

MESIROW INSTITUTIONAL MULTI-STRATEGY FUND, L.P. - SERIES OPPS 1

Investment adviser: LIGHTHOUSE INVESTMENT PARTNERS, LLC

Gross asset value
$466K
Beneficial owners
1
ADV minimum commitment
$1M

Reported in Form ADV on Sep 28, 2026. Fund assets and beneficial owners measure different things from Form D sales and investors.

Service providers

Fund administrator SS&C FINANCIAL SERVICES, LLC HARRISON, New York, United States Investor statements: Yes (provided to all investors) Related to adviser: No
Auditor ERNST & YOUNG LTD GRAND CAYMAN, Cayman Islands
Custodian THE BANK OF NEW YORK MELLON CORP. NEW YORK, New York, United States Related to adviser: No
Marketer MESIROW FINANCIAL, INC. CHICAGO, Illinois, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes

ERNST & YOUNG LTD
PCAOB 1655

MESIROW FINANCIAL, INC.
CRD 2764 · SEC 8-28816

Filing source

Form ADV 2129487 · Sep 28, 2026 · Schedule D 7.B.(1), fund 805-5422347059

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

People & organizations

Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.

People and organizations reported in Form D filings
NameReported role
Benjamin C. Browning Executive
Carolyn Burke Executive
N/A Citco Trustees Ltd. Director
Brian D Cornell Executive
Greg Fedorinchik Executive
Martin B. Kaplan Executive
N/A N/A Lighthouse Investment Partners Llc Promoter
N/A Lighthouse Investment Partners, Llc Executive
Thomas Macina Executive
Sean G. Mc Gould Executive
N/A Mesirow Advanced Strategies, Inc. Executive
Kelly R. Perkins Executive
J. Scott Perkins Executive
Gregory J. Robbins Executive
Howard M Rossman Executive
Eric D. Siegel Executive
Robert P. Swan, Iii Executive
Stephen C. Vogt Director, Executive

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:
3801 Pga Blvd. Suite 604
Palm Beach Gardens, FL, 33410