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Millstreet Capital Management LLC

Hedge FundCredit Arb

Millstreet Capital Management LLC is a Hedge Fund specializing in Credit Arb based in Boston, MA led by Brian Driscoll Connolly, reporting $4.1B in AUM as of Q3 2025 with 91% Technology concentration, with only 2 positions, 91% allocation to DBD, and 91% technology allocation.

Managing PartnerBrian Driscoll Connolly
Portfolio Value
$374.8M
Positions
2
Top Holding
DBD at 90.82%
Last Reported
Q3 2025
Address545 Boylston Street, 8th Floor, Boston, MA, 02116, United States

Top Holdings

Largest long holdings in Millstreet Capital Management LLC's portfolio (100% of total portfolio)

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HoldingSectorPositionWeightTradedOwnership
Software - Application
Technology
$340.4M
90.82%
-$3.4M
Sold
16.29%
6.0M shares
Auto - Parts
Consumer Cyclical
$34.4M
9.18%
5.29%
932.0K shares

Changes

Portfolio activity, position movements, and quarter-over-quarter changes in Millstreet Capital Management LLC's latest filing

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Market Value
$374.8M
Prior: $354.0M
Q/Q Change
+5.89%
+$20.8M
Net Flows % of MV
-0.897%
Turnover Ratio
0.449%
New Purchases
0 stocks
-
Added To
0 stocks
+-
Sold Out Of
0 stocks
-
Reduced Holdings
1 stocks
-$3.4M

Increased Positions

PositionShares Δ
No increased positions

Decreased Positions

PositionShares Δ
-0.98%

Analytics

Portfolio insights and performance metrics for Millstreet Capital Management LLC

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Sector Allocation

Technology: 90.80%TechnologyConsumer Cyclical: 9.20%Consumer Cyclical
Technology
90.80%
Consumer Cyclical
9.20%

Market Cap Distribution

Mid Cap ($2B - $10B): 90.82%Mid Cap ($2B - $10B)Small Cap ($300M - $2B): 9.18%Small Cap ($300M - $2B)
Mid Cap ($2B - $10B)
90.82%
Small Cap ($300M - $2B)
9.18%

Portfolio Concentration

Top 10 Holdings %
100.0%
Top 20 Holdings %
100.0%
Top 50 Holdings %
100.0%
Top 100 Holdings %
100.0%

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