Diameter Capital Partners LP

CIK 0001727012 · Q1 2026

13F Equity AUM

$1.1B

-2.4% QoQ

Positions

-11 QoQ

AUM Rank

#2,668

Top 21%

Skill Alpha (FF)

+7.4%/yr^ns

No Clear Edge

Rank #417 · Top 5%

vs S&P +0.4%/yr (unadj.)

Quarters Tracked

~8 years

Portfolio Concentration

Top 5: 64.6%Top 10: 77.6%Top 20: 94.5%

SPY30.4%

SATS16.3%

IWM9.3%

UNIT5.0%

NEBIUS GROUP N.V.3.6%

NEBIUS GROUP N.V.3.5%

FBIN2.5%

BKNG2.4%

SILA2.3%

CZR2.3%

Others (18)22.4%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Financial Services50.6%

Technology17.7%

Unclassified8.9%

Real Estate7.3%

Consumer Cyclical6.3%

Industrials4.5%

Healthcare2.1%

Other2.7%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 28Median: 1.90%Avg: 3.57%

0–0.5%

3(0.5%)

0.5–1%

2(1.6%)

1–3%

17(29.7%)

3–5%

3(12.1%)

5%+

3(56.0%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 26Unique: 2vs 20 funds

0.4%Low

Fund positions

7,299

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

Most Similar Funds

Top 9 benchmark funds with highest portfolio overlap (Jaccard similarity)

MORGAN STANLEY

0.5%

BlackRock, Inc.

0.6%

BANK OF AMERICA CORP /DE/

0.4%

JPMORGAN CHASE & CO

0.4%

STATE STREET CORP

0.6%

VANGUARD PORTFOLIO MANAGEMENT LLC

0.6%

GEODE CAPITAL MANAGEMENT, LLC

0.5%

VANGUARD CAPITAL MANAGEMENT LLC

0.4%

FMR LLC

0.5%

Jaccard similarity per fund: shared CUSIPs / (fund A + fund B − shared). Higher values indicate more similar portfolios.

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Position Changes This Quarter

New12Increased5Decreased10Exited23

New Positions

SPY30.4%

+500K

IWM9.3%

+400K

NEBIUS GROUP N.V.3.6%

+40.0M

NEBIUS GROUP N.V.3.5%

+40.0M

FBIN2.5%

+680K

BKNG2.4%

+6K

UWMC2.0%

+5.8M

PCG2.0%

+1.2M

ARKK1.9%

+300K

XLI1.9%

+125K

Increased

UNIT5.0%

+4.2M(+279%)

TRY1.1%

+505K(+52%)

PFLT1.3%

+471K(+40%)

SLRC1.1%

+432K(+109%)

NCDL1.6%

+159K(+13%)

Decreased

MBC1.2%

-4,464,839(-74%)

SATS16.3%

-2,280,244(-61%)

CZR2.3%

-1,429,400(-61%)

JAMES HARDIE INDS PL…0.1%

-950,000(-95%)

AMPWF1.7%

-908,946(-17%)

SILA2.3%

-699,571(-40%)

HCA2.1%

-73,000(-61%)

GOOGL0.7%

-50,000(-67%)

RH0.4%

-42,275(-58%)

LINTA 3.75 02/15/300.0%

-11,346(-0%)

Exited

-1,067,297

-40,000,000

-2,272,393

-1,950,000

-1,500,000

-2,000,000

-208,000

-1,250,000

-260,000

-17,550,000

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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