Form D · Other Investment Fund

MACKAY MUNICIPAL OPPORTUNITIES FUND LP

New York, NY · CIK 0001432468

Offering snapshot reported Jan 5, 2026 · SEC filing

Reported sold
$3.54B
Indefinite offering
Investors reported
2,180
Form D · investor count
Minimum accepted
$1M
Reported outside-investor minimum
First sale
Apr 1, 2008
As reported in this filing

Fundraising history

Reported sold
Reported amount sold by Form D filing date$0$1.77B$3.54BApr 10, 2008Jan 12, 2010: $31,300,000.00Jan 11, 2011: $58,250,000.00Jan 11, 2012: $14,404,712.00Jan 10, 2013: $111,006,823.00Jan 9, 2014: $348,458,753.00Jun 18, 2014: $522,915,754.00Jan 9, 2015: $836,413,408.00Jan 8, 2016: $1,047,832,404.00Jan 6, 2017: $1,841,485,202.00Jan 5, 2018: $2,152,944,319.00Jan 4, 2019: $2,368,162,988.00Jan 3, 2020: $2,522,100,138.00Jan 4, 2021: $2,605,080,124.00Jan 3, 2022: $2,823,672,766.00Jan 3, 2023: $3,175,217,238.00Jan 3, 2024: $3,350,539,796.00Jan 3, 2025: $3,487,350,733.00Jan 5, 2026: $3,535,898,154.00Jan 5, 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$3,487,350,733 → $3,535,898,154
  • Reported investors2,160 → 2,180

Filing history

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FiledFiling typeReported soldChange vs linked filingInvestorsSource
Jan 5, 2026Amendment$3,535,898,154$48,547,421vs Jan 3, 20252,180SEC filing
Jan 3, 2025Amendment$3,487,350,733$136,810,937vs Jan 3, 20242,160SEC filing
Jan 3, 2024Amendment$3,350,539,796$175,322,558vs Jan 3, 20232,123SEC filing
Jan 3, 2023Amendment$3,175,217,238$351,544,472vs Jan 3, 20222,080SEC filing
Jan 3, 2022Amendment$2,823,672,766$218,592,642vs Jan 4, 20211,973SEC filing
Jan 4, 2021Amendment$2,605,080,124$82,979,986vs Jan 3, 20201,899SEC filing
Jan 3, 2020Amendment$2,522,100,138$153,937,150vs Jan 4, 20191,881SEC filing
Jan 4, 2019Amendment$2,368,162,988$215,218,669vs Jan 5, 20181,861SEC filing
Jan 5, 2018Amendment$2,152,944,319$311,459,117vs Jan 6, 20171,842SEC filing
Jan 6, 2017Amendment$1,841,485,202$793,652,798vs Jan 8, 20161,586SEC filing
Jan 8, 2016Amendment$1,047,832,404$211,418,996vs Jan 9, 2015718SEC filing
Jan 9, 2015Amendment$836,413,408$313,497,654vs Jun 18, 2014570SEC filing
Jun 18, 2014Amendment$522,915,754$174,457,001vs Jan 9, 2014218SEC filing
Jan 9, 2014Amendment$348,458,753$237,451,930vs Jan 10, 201383SEC filing
Jan 10, 2013Amendment$111,006,823$96,602,111vs Jan 11, 201245SEC filing
Jan 11, 2012Amendment$14,404,712-$43,845,288vs Jan 11, 201123SEC filing
Jan 11, 2011Amendment$58,250,000$26,950,000vs Jan 12, 201023SEC filing
Jan 12, 2010Amendment$31,300,000No comparison13SEC filing
Apr 10, 2008PaperNot reportedNo comparisonNot reportedSEC filing

Offering details

Securities
Pooled investment fund, Other
Exemptions
06b, 3C, 3C.7
Duration over one year
Yes
Business combination
No
Sales commissions
$36.8M (estimated)
Finders' fees
$0
Form D file number
021-117007
Certain entities listed in Item 12 are no longer registered broker-dealers & therefore receive no commissions.
Limited Partnership Interests
The Investment Manager of the Issuer shares a portion of its management fee received from the Issuer with one or more of the Issuer's placement agents. Such placement agents may receive other fees (e.g., sales loads) payable directly to the placement

Sales compensation recipients

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RecipientCRDAssociated broker-dealer
NYLIFE Distributors LLC35350
Mariner Group Capital Markets, Inc.25878
Merrill Lynch, Pierce, Fenner & Smith Incorporated7691
Morgan Stanley Smith Barney LLC149777
UBS Financial Services Inc.8174
Wells Fargo Advisors Financial Network, LLC11025
Wells Fargo Clearing Services, LLC19616

Source: Form D, filed Jan 5, 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

MACKAY MUNICIPAL OPPORTUNITIES FUND, L.P.

Investment adviser: MACKAY SHIELDS LLC

Gross asset value
Not reported
Beneficial owners
Not reported
ADV minimum commitment
Not reported

Reported in Form ADV on Aug 6, 2026. Fund assets and beneficial owners measure different things from Form D sales and investors.

Service providers

No provider names available in this fund's imported disclosure.

Provider details
Annual audit
Not reported
Prime brokers
Not reported
Custodians
Not reported
Administrator other than the adviser
Not reported
External marketing
Not reported
Filing source

Form ADV 2124546 · Aug 6, 2026 · Schedule D 7.B.(1), fund 805-2886245103

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
Robert A. Di Mella Executive
John M. Loffredo Executive
(None) Mac Kay Municipal Managers Opportunities Gp Llc Executive
N/A Mac Kay Municipal Managers Opportunities Gp Llc Promoter
N/A Mac Kay Municipal Managers Opportunities, Gp Llc Executive
(None) Mac Kay Shields Llc Promoter
N/A Mac Kay Shields Llc Promoter
Mac Kay Municipal Managers Opportunities, Gp Llc N/A Executive
Mac Kay Shields Llc N/A Promoter
Mac Kay Shields, Llc N/A Promoter
Brian D. Stewart Executive

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:
299 Park Avenue 32nd Floor
New York, NY, 10171