2026 Q1 Portfolio Activity
In 2026 Q1, Diameter Capital Partners LP maintained a portfolio of 53 distinct positions. The most significant new addition was STATE STR SPDR S&P 500 ETF T, now representing 30.44% of the total fund value. They heavily accumulated shares in UNITI GROUP LLC, increasing the position by 278.8%. Conversely, Diameter Capital Partners LP completely exited their position in ECHOSTAR CORP.
Position History
hover any row below to update
Loading…
Total Positions
53
Quarter
2026 Q1
Top Holding
SPY (30.4%)
Top 10 Concentration
77.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 53
Diameter Capital Partners LP Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SPY
PUT
STATE STR SPDR ...
|
PUT Option | 30.44% | — |
#1
Prev: #—
|
9.5 | 500,000 | — |
NEW
|
500,000 | $325,170,000 |
$312.58
+109.8%
|
2017 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
SATS
ECHOSTAR CORP
|
Communication Services | 16.12% | 37.43% |
#2
1
Prev: #1
|
5.5 | -2,297,344 | -61.0% |
P
S
|
1,470,584 | $172,161,269 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
IWM
PUT
ISHARES TR
|
PUT Option | 9.29% | — |
#3
Prev: #—
|
8.2 | 400,000 | — |
NEW
|
400,000 | $99,200,000 | 2018 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
UNIT
UNITI GROUP LLC
|
Real Estate | 4.99% | 0.96% |
#4
21
Prev: #25
|
5.5 | 4,181,528 | 278.8% |
P
S
|
5,681,528 | $53,292,733 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
NEBIUS GROUP N....
|
|
Bond/Debt | 3.60% | — |
#5
Prev: #—
|
5.4 | 40,000,000 | — |
NEW
|
40,000,000 | $38,505,800 | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
N/A
NEBIUS GROUP N....
|
|
Bond/Debt | 3.48% | — |
#6
Prev: #—
|
4.9 | 40,000,000 | — |
NEW
|
40,000,000 | $37,224,000 | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
FBIN
FORTUNE BRANDS ...
|
Industrials | 2.48% | — |
#7
Prev: #—
|
4.5 | 680,000 | — |
NEW
|
680,000 | $26,499,600 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
BKNG
PUT
BOOKING HOLDING...
|
PUT Option | 2.36% | — |
#8
Prev: #—
|
4.4 | 6,000 | — |
NEW
|
6,000 | $25,261,920 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SILA
SILA REALTY TRU...
|
Real Estate | 2.33% | 3.73% |
#9
3
Prev: #6
|
0.9 | -699,571 | -40.0% |
P
S
|
1,050,429 | $24,874,159 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CZR
CALL
CAESARS ENTERTA...
|
CALL Option | 2.28% | 3.21% |
#10
3
Prev: #7
|
0.9 | -579,400 | -38.6% |
P
S
|
920,600 | $24,331,458 | 2017 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
HCA
PUT
HCA HEALTHCARE ...
|
PUT Option | 2.08% | 5.12% |
#11
8
Prev: #3
|
0.8 | -73,000 | -60.8% |
P
S
|
47,000 | $22,242,280 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
PCG
PG&E CORP
|
Utilities | 1.97% | — |
#12
Prev: #—
|
4.3 | 1,200,000 | — |
NEW
|
1,200,000 | $21,084,000 | 2018 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
UWMC
UWM HOLDINGS CO...
|
Financial Services | 1.97% | — |
#13
Prev: #—
|
4.3 | 5,800,000 | — |
NEW
|
5,800,000 | $20,996,000 | 2022 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ARKK
PUT
ARK ETF TR
|
PUT Option | 1.90% | — |
#14
Prev: #—
|
4.3 | 300,000 | — |
NEW
|
300,000 | $20,277,000 | 2021 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
XLI
PUT
SELECT SECTOR S...
|
PUT Option | 1.89% | — |
#15
Prev: #—
|
4.3 | 125,000 | — |
NEW
|
125,000 | $20,216,250 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AMBP
ARDAGH METAL PA...
|
Consumer Cyclical | 1.69% | 2.01% |
#16
4
Prev: #12
|
1.2 | -908,946 | -16.9% |
P
S
|
4,467,420 | $18,093,051 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
NCDL
NUVEEN CHURCHIL...
|
Financial Services | 1.64% | 1.49% |
#17
3
Prev: #20
|
2.7 | 158,561 | 13.0% |
P
S
|
1,379,361 | $17,545,472 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
COMM
VISTANCE NETWOR...
|
Unknown | 1.36% | — |
#18
Prev: #—
|
4.0 | 800,000 | — |
NEW
|
800,000 | $14,560,000 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
PFLT
PENNANTPARK FLO...
|
Financial Services | 1.25% | 1.00% |
#19
5
Prev: #24
|
3.0 | 470,770 | 39.7% |
P
S
|
1,655,246 | $13,308,178 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MBC
MASTERBRAND INC
|
Consumer Cyclical | 1.20% | 6.06% |
#20
18
Prev: #2
|
0.5 | -4,464,839 | -74.3% |
P
S
|
1,545,571 | $12,843,695 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
BBDC
BARINGS BDC INC
|
Financial Services | 1.13% | 0.81% |
#21
6
Prev: #27
|
3.5 | 505,430 | 52.3% |
P
S
|
1,471,800 | $12,112,914 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SLRC
SLR INVESTMENT ...
|
Financial Services | 1.11% | 0.56% |
#22
6
Prev: #28
|
3.4 | 431,710 | 109.2% |
P
S
|
827,099 | $11,835,787 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MAGN
MAGNERA CORP
|
Consumer Defensive | 1.07% | 1.67% |
#23
4
Prev: #19
|
1.4 | no change | no change |
P
S
|
1,205,793 | $11,467,091 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CMCO
COLUMBUS MCKINN...
|
Industrials | 0.97% | — |
#24
Prev: #—
|
3.9 | 715,783 | — |
NEW
|
715,783 | $10,400,327 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GOOGL
CALL
ALPHABET INC
|
CALL Option | 0.67% | 2.15% |
#25
15
Prev: #10
|
0.3 | -50,000 | -66.7% |
P
S
|
25,000 | $7,189,000 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
RH
RH
|
Consumer Cyclical | 0.40% | 1.20% |
#26
4
Prev: #22
|
0.2 | -42,275 | -57.9% |
P
S
|
30,725 | $4,295,970 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SATS
CALL
ECHOSTAR CORP
|
CALL Option | 0.19% | — |
#27
Prev: #—
|
3.6 | 17,100 | — |
NEW
|
17,100 | $2,001,897 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
JAMES HARDIE IN...
|
|
Unknown | 0.09% | 1.90% |
#28
15
Prev: #13
|
0.0 | -950,000 | -95.0% |
P
S
|
50,000 | $947,000 | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
N/A
LIBERTY MEDIA C...
|
|
Unknown | 0.03% | 0.04% |
#29
11
Prev: #40
|
0.5 | -11,346 | -0.1% |
P
S
|
7,783,528 | $320,292 | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
PFE
PFIZER INC
|
Healthcare | 0.00% | 0.12% |
Sold All 😨
(Was: #39) |
0.0 | -53,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SNY
SANOFI SA
|
Healthcare | 0.00% | 0.12% |
Sold All 😨
(Was: #38) |
0.0 | -28,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AZN
ASTRAZENECA PLC
|
Healthcare | 0.00% | 0.13% |
Sold All 😨
(Was: #37) |
0.0 | -15,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
NVS
NOVARTIS AG
|
Healthcare | 0.00% | 0.13% |
Sold All 😨
(Was: #36) |
0.0 | -10,400 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MRK
MERCK & CO INC
|
Healthcare | 0.00% | 0.13% |
Sold All 😨
(Was: #35) |
0.0 | -13,750 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
LLY
ELI LILLY & CO
|
Healthcare | 0.00% | 0.13% |
Sold All 😨
(Was: #34) |
0.0 | -1,350 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MERC
MERCER INTL INC
|
Basic Materials | 0.00% | 0.20% |
Sold All 😨
(Was: #33) |
0.0 | -1,100,397 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ULS
UL SOLUTIONS IN...
|
Industrials | 0.00% | 0.36% |
Sold All 😨
(Was: #32) |
0.0 | -50,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
RAPID7 INC
|
|
Bond/Debt | 0.00% | 0.42% |
Sold All 😨
(Was: #31) |
0.0 | -5,000,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
ATUS
OPTIMUM COMMUNI...
|
Unknown | 0.00% | 0.48% |
Sold All 😨
(Was: #30) |
0.0 | -3,188,947 | -100.0% |
CLOSED
|
— | $— | 2019 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
WOLF
WOLFSPEED INC
|
Technology | 0.00% | 0.55% |
Sold All 😨
(Was: #29) |
0.0 | -347,427 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MDLN
MEDLINE INC
|
Healthcare | 0.00% | 0.96% |
Sold All 😨
(Was: #26) |
0.0 | -250,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MFIC
MIDCAP FINANCIA...
|
Financial Services | 0.00% | 1.06% |
Sold All 😨
(Was: #23) |
0.0 | -1,013,005 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
FIVE9 INC
|
|
Bond/Debt | 0.00% | 1.45% |
Sold All 😨
(Was: #21) |
0.0 | -17,550,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
EVRG
EVERGY INC
|
Utilities | 0.00% | 1.72% |
Sold All 😨
(Was: #18) |
0.0 | -260,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
DBRG
DIGITALBRIDGE G...
|
Financial Services | 0.00% | 1.75% |
Sold All 😨
(Was: #17) |
0.0 | -1,250,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ETR
ENTERGY CORP NE...
|
Utilities | 0.00% | 1.76% |
Sold All 😨
(Was: #16) |
0.0 | -208,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CZR
CAESARS ENTERTA...
|
Consumer Cyclical | 0.00% | 1.82% |
Sold All 😨
(Was: #15) |
0.0 | -850,000 | -100.0% |
CLOSED
|
— | $— | 2017 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
N/A
BAIN CAP GSS IN...
|
|
Unknown | 0.00% | 1.87% |
Sold All 😨
(Was: #14) |
0.0 | -2,000,000 | -100.0% |
CLOSED
|
— | $— | — | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
AAL
PUT
AMERICAN AIRLS ...
|
PUT Option | 0.00% | 2.10% |
Sold All 😨
(Was: #11) |
0.0 | -1,500,000 | -100.0% |
CLOSED
|
— | $— | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AES
AES CORP
|
Utilities | 0.00% | 2.56% |
Sold All 😨
(Was: #9) |
0.0 | -1,950,000 | -100.0% |
CLOSED
|
— | $— | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 |
Showing 1-50 of 53 holdings