Filer Snapshot

Millstreet Capital Management LLC

CIK 0001590729. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Company

Total filings

14

Latest filing

15 May 2026

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: 13F-HR for Q1 2026. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

Largest parsed holding

DBD

$393.55M reported value

Open holding

13D/G large stake

DBD

16 Apr 2026 · 13% ownership

Open 13D/G

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Source: SEC Schedule 13D/G

SCHEDULE 13G/A filed on 15 May 2026 for CIK 0001590729.

View source filing
Ownership signals CIK-linked ownership evidence from parsed SEC filings. 1 signal
Parsed SEC ownership signals

Parsed SEC ownership coverage

These bars compare filing-backed value available in each disclosure family. Read them as separate lenses, not as one combined ownership total.

13F portfolio$417.59M

Quarterly institutional holdings reported on Form 13F.

Forms 3/4/5 positions$408.8M

Reporting-owner positions with enough filing detail to estimate value.

Latest reported 13F value

13F
$417.59M

Reported market value from the latest parsed Form 13F information table; this is not total assets under management.

Forms 3/4/5 position value

3/4/5
$408.8M

Estimated from parsed Forms 3/4/5 when filings include enough share and price data.

Largest 13F holdings

13F
DBD DEC

Largest symbols in the latest parsed Form 13F information table.

Largest linked holdings

Largest issuer positions linked to this CIK across parsed 13F, 13D/G, and Forms 3/4/5 records.

DBD AAWH

Largest 13F holdings

Largest symbols in the latest parsed Form 13F information table.

DBD DEC

Largest active 13D stakes

Active large-stake positions disclosed in parsed Schedule 13D filings.

DBD

Largest active 13G stakes

Passive or institutional large-stake positions disclosed in parsed Schedule 13G filings.

AAWH CPS
How to read these SEC ownership signals
  • Read each filing family separately: 13F portfolios, 13D/G large stakes, and Forms 3/4/5 owner positions answer different SEC disclosure questions.
  • Open the linked research path when you need the filing, CIK, issuer, or CUSIP trail behind a value.
At a glance Names, identifiers, and filing context for this profile. 1 identity field
Business address
545 Boylston Street, 8 Th Floor, Boston, MA, 02116
EDGAR profile Static EDGAR fields kept behind disclosure so the main profile stays readable. 2 profile fields available
Incorporated in
DE
Fiscal year end
31 December

Filer intelligence

What SEC filings say about Millstreet Capital Management LLC

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

Quick read

  • Latest parsed 13F shows $417.59M across 2 reported holdings for Q1 2026.
  • Largest parsed 13F holding: DBD at $393.55M.
  • 3 recent 13D/G stake rows found; top row is DBD at 13% ownership.
  • Forms 3/4/5 show insider context for DBD worth $398.81M.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed
13F portfolio 2 rows

Quarterly institutional portfolio holdings.

Open
13D/G stakes 3 rows

Beneficial ownership and large-stake disclosures.

Open
Forms 3/4/5 2 rows

Officer, director, and 10% owner holdings or transactions.

Open

Top parsed 13F holdings

Visual share of the latest parsed 13F portfolio. Values are reported market value, not a recommendation.

Q1 2026 - 15 May 2026

Top 5 concentration

100%

Share of latest parsed 13F value represented by the visible holdings below.

Top 5 reported value

$417.59M

Compared with $417.59M total 13F value.

Top 5 net change

-$68.32M

Position-value change inside the visible top holdings only.

13F concentration map

A simple visual split of the latest parsed 13F portfolio.

Largest trim: DBD

DBD DEC CPS

DBD

94.2%

Diebold Nixdorf Inc

$393.55M

DEC

5.8%

Diversified Energy Co

$24.04M

CPS

0%

Cooper Std Hldgs Inc

$0

13D/G large-stake context

DBD

16 Apr 2026 · Common Shares, $0.01 par value per share

13%

CPS

31 Mar 2026 · Common Stock

0%

AAWH

31 Dec 2024 · Class A Common Stock

11%

Forms 3/4/5 insider context

DBD

15 Apr 2026 · 10% owner

$398.81M

AAWH

16 Dec 2024 · 10% owner

$9.98M

Latest update

What changed recently for Millstreet Capital Management LLC

New filing available

Latest 13F period: Q1 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

15 May 2026

Page type

Filer profile

Latest period

Q1 2026

Institutional portfolio context was refreshed from a 13F filing filed on 15 May 2026.

Benchmark Context

Benchmark context for this company

Millstreet Capital Management LLC has a source-backed company facts view where you can compare the latest reported metrics with its own recent history and with peer rankings for the same metric.

Compared with

Start on the facts page for period-to-period context, then open a metric ranking when you want to compare the same reported fact across other SEC-reporting companies.

Why this is notable

Latest 13F period: Q1 2026. That gives you a fresh baseline before you compare this company with peers.

  • Peer comparisons stay conservative: same metric, compatible units, latest valid company row only.
  • Open the facts page first if you want the cleanest path to verification.

Benchmark context is only shown where the app has enough comparable SEC-backed data to keep the interpretation honest.

SEC filing record

CIK 0001590729 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings
14
First seen
14 Feb 2024
Latest filing
15 May 2026
Entity
Company

Latest Filings

Showing the latest 12 of 14 SEC filings for Millstreet Capital Management LLC.

SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
15 May 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
15 May 2026
Reporting date
31 Mar 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
SCHEDULE 13D/A

SCHEDULE 13D/A filing

Filing date
17 Apr 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
17 Feb 2026
Reporting date
31 Dec 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
SCHEDULE 13D/A

SCHEDULE 13D/A filing

Filing date
20 Jan 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
14 Nov 2025
Reporting date
30 Sep 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
14 Aug 2025
Reporting date
30 Jun 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
15 May 2025
Reporting date
31 Mar 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
14 Feb 2025
Reporting date
31 Dec 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
08 Jan 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
14 Nov 2024
Reporting date
30 Sep 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-HR

13F-HR filing

Filing date
14 Aug 2024
Reporting date
30 Jun 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
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