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Super Investors MANGROVE PARTNERS IM, LLC
MP

MANGROVE PARTNERS IM, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$1.52B
Positions
426
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (53 quarters reported)

$2.04B $200M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q2 26

$234M in Q2 2013 → $1.52B now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Indivior Pharmaceuticals Inc 7.2% Trimmed 2.4% 2,676,730 $110M
Vistance Networks Inc 6.0% Added 59843% 7,158,439 $91.5M
AF Atmus Filtration Technologie 4.1% Trimmed 7.9% 1,211,236 $61.8M
Flywire Corporation 3.4% Trimmed 1.0% 2,984,076 $52.4M
MI Millicom Intl Cellular S A 3.3% Unchanged 556,485 $50.5M
RA Rex American Res Corp 3.0% Unchanged 1,015,234 $45.8M
Keurig Dr Pepper Inc 2.9% Unchanged 1,364,682 $44.7M
MP Millrose Pptys Inc 2.7% Unchanged 1,380,992 $41.5M
AH Acadia Healthcare Company In 2.7% New 1,396,059 $41.2M
PG&E Corp 2.7% Unchanged 2,413,615 $40.6M
UP Union Pac Corp 2.6% Unchanged 148,098 $40.3M
ON Oneok Inc New 2.6% Unchanged 461,743 $40.1M
CD Compass Diversified 2.6% Unchanged 3,684,800 $39.3M
Aptiv PLC 2.5% New 613,392 $37.7M
Genuine Parts Co 2.5% Unchanged 316,771 $37.4M
BR Bio Rad Labs Inc 2.5% Added 0.3% 127,191 $37.3M
Open Text Corp 2.4% Added 65% 1,637,946 $36.3M
GE Grayscale Ethereum Staking 2.2% Trimmed 37% 2,232,656 $33.6M
Bel Fuse Inc 2.0% Added 8106% 104,706 $30.5M
Bill Holdings Inc 2.0% Unchanged 838,994 $30.3M
NN News Corp New 1.9% Unchanged 1,191,858 $29.6M
IT Ishares Tr 1.8% New 92,192 $27.7M
FN Fidelity Natl Information Sv 1.7% Unchanged 657,673 $25.6M
AI Apartment Invt & Mgmt Co 0.9% New 4,459,396 $13.2M
DG Disciplined Growth 0.5% New 749,995 $7.53M
Harvard Ave Acquisition Corp 0.5% Unchanged 740,600 $7.48M
QL Quantum Leap Acquisition Cor 0.5% New 750,000 $7.45M
Greif Inc 0.5% New 97,567 $7.27M
C1 Clearthink 1 Acquisition Cor 0.4% Unchanged 605,000 $6.1M
Arc Group Acquisition I Corp 0.4% New 575,000 $5.87M
KC K2 Cap Acquisition Corp 0.4% Unchanged 590,000 $5.87M
Breeze Acquisition Corp Ii 0.4% New 575,000 $5.7M
CE Cia Energetica De Minas Gera 0.4% Unchanged 2,625,000 $5.51M
VC Vernal Cap Acquisition Corp 0.3% New 490,000 $5.25M
Emmis Acquisition Corp. 0.3% Unchanged 500,000 $5.06M
SA Starlink Ai Acquisition Corp 0.3% New 499,990 $5.05M
Lightwave Acquisition Corp 0.3% Unchanged 486,900 $4.98M
AI Axiom Intelligence Ac Corp 1 0.3% Trimmed 49% 459,340 $4.75M
KG K&F Growth Acquisition Corp 0.3% Unchanged 450,000 $4.75M
Copley Acquisition Corp 0.3% Unchanged 450,000 $4.69M
Collective Acquisition Corp 0.3% Unchanged 449,995 $4.69M
Sizzle Acquisition Corp. Ii 0.3% Unchanged 450,000 $4.66M
TV Thayer Ventures Acq Corp Ii 0.3% Unchanged 450,000 $4.64M
OE Oyster Enterprises Ii Acquis 0.3% Unchanged 450,000 $4.63M
SP Silver Pegasus Acquisition C 0.3% Unchanged 450,000 $4.62M
Indigo Acquisition Corp 0.3% Unchanged 450,000 $4.61M
AI Ai Infrastructure Acquisi 0.3% Unchanged 450,000 $4.6M
Pioneer Acquisition I Corp 0.3% Unchanged 450,000 $4.6M
Rf Acquisition Corp Iii 0.3% Unchanged 465,000 $4.6M
Vendome Acquisition Corp I 0.3% Unchanged 450,000 $4.59M
CC Columbus Circle Cap Corp Ii 0.3% Unchanged 450,000 $4.56M
PA Plutonian Acquisition Corp I 0.3% New 450,000 $4.56M
Galata Acquisition Corp Ii 0.3% Unchanged 450,000 $4.55M
Maywood Acquisition Corp 2 0.3% New 450,000 $4.53M
IH Iron Horse Acquisit Ii Corp 0.3% Unchanged 450,000 $4.51M
JA Jab Acquisition Corp I 0.3% New 450,000 $4.51M
Sc Ii Acquisition Corp 0.3% Unchanged 450,000 $4.51M
IG Invest Green Acquisition Cor 0.3% Unchanged 450,000 $4.5M
Spacsphere Acquisition Corp 0.3% Unchanged 450,000 $4.49M
XC Xflh Cap Corp 0.3% New 450,000 $4.49M

Showing top 60 of 426 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
Vistance Networks Inc Added +7,146,497 +$91.3M 6.0%
EI Enova Intl Inc Trimmed −285,396 −$68.7M —
AH Acadia Healthcare Company In New +1,396,059 +$41.2M 2.7%
Aptiv PLC New +613,392 +$37.7M 2.5%
Bel Fuse Inc Added +103,430 +$30.1M 2.0%
IT Ishares Tr New +92,192 +$27.7M 1.8%
GE Grayscale Ethereum Staking Trimmed −1,320,029 −$19.8M 2.2%
Open Text Corp Added +644,747 +$14.3M 2.4%
AI Apartment Invt & Mgmt Co New +4,459,396 +$13.2M 0.9%
Tripadvisor Inc Exited −968,658 −$10.3M —

Showing the 10 largest of 501 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
IP Indivior PLC Exited −2,746,009 −$98.5M —
Indivior Pharmaceuticals Inc New +2,742,434 +$83.6M 6.8%
Rio Tinto PLC Exited −998,661 −$79.9M —
GE Grayscale Ethereum Staking New +3,552,685 +$70.6M 5.7%
TP Teva Pharmaceutical Inds Ltd Exited −2,158,950 −$67.4M —
Ecovyst Inc Exited −5,447,873 −$53M —
BD Becton Dickinson & Co Exited −247,317 −$48M —
ON Oneok Inc New New +461,743 +$41.7M 3.4%
MI Millicom Intl Cellular S A Added +548,747 +$41.1M 3.4%
Keurig Dr Pepper Inc New +1,364,682 +$35.9M 2.9%

Showing the 10 largest of 554 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
Somnigroup International Inc Exited −575,915 −$48.6M —
BD Becton Dickinson & Co New +247,317 +$48M 3.9%
Laureate Education Inc Exited −1,181,479 −$37.3M —
FN Fidelity Natl Information Sv New +507,387 +$33.7M 2.7%
EI Enova Intl Inc Trimmed −210,424 −$33.1M 3.7%
Protagonist Therapeutics Inc Exited −478,413 −$31.8M —
Teleflex Incorporated New +256,726 +$31.3M 2.6%
Rezolute Inc Exited −2,882,149 −$27.1M —
Cg Oncology Inc Exited −671,692 −$27.1M —
IB Ishares Bitcoin Trust ETF Exited −290,122 −$18.9M —

Showing the 10 largest of 417 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 14, 2025

Company Action Shares changed Value of change % of portfolio
Western Digital Corp Exited −824,256 −$52.7M —
MI Millicom Intl Cellular S A Exited −1,079,249 −$40.4M —
AH Aercap Holdings Nv Exited −340,904 −$39.9M —
Flywire Corporation New +2,901,693 +$39.3M 2.9%
PG&E Corp New +2,596,895 +$39.2M 2.9%
BR Bio Rad Labs Inc New +126,853 +$35.6M 2.6%
Elme Communities New +2,045,358 +$34.5M 2.5%
Bill Holdings Inc New +588,014 +$31.1M 2.3%
IT Ishares Tr Exited −232,878 −$25.5M —
Laureate Education Inc Trimmed −749,392 −$23.6M 2.8%

Showing the 10 largest of 243 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
Western Digital Corp New +824,256 +$52.7M 5.7%
Liberty Broadband Corp Exited −559,339 −$47.6M —
LM Liberty Media Corp Del Exited −636,123 −$43.3M —
Open Text Corp New +1,102,346 +$32.2M 3.5%
Masterbrand Inc Exited −2,169,520 −$28.3M —
WS Worthington Stl Inc Exited −947,049 −$24M —
IP Indivior PLC Added +1,559,870 +$23M 3.6%
CD Compass Diversified New +2,478,276 +$15.6M 1.7%
Valaris Ltd Exited −394,843 −$15.5M —
BP Bausch Plus Lomb Corp Exited −1,059,133 −$15.4M —

Showing the 10 largest of 187 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 15, 2025

Company Action Shares changed Value of change % of portfolio
Rio Tinto PLC Added +749,171 +$45M 6.5%
MP Millrose Pptys Inc New +1,191,659 +$31.6M 3.4%
Ecovyst Inc New +4,538,410 +$28.1M 3.0%
Tower Semiconductor Ltd Exited −531,305 −$27.4M —
ST SS&C Technologies Hldgs Inc Exited −352,849 −$26.7M —
IG International Game Technolog Exited −1,395,724 −$24.6M —
MI Millicom Intl Cellular S A Added +805,786 +$24.4M 3.5%
NN News Corp New New +529,204 +$14.4M 1.6%
Keros Therapeutics Inc Exited −736,385 −$11.7M —
Rf Acquisition Corp Exited −950,100 −$10.9M —

Showing the 10 largest of 178 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
Jackson Financial Inc Exited −410,630 −$37.5M —
Joyy Inc Exited −1,026,571 −$37.2M —
Anaptysbio Inc Exited −689,521 −$23.1M —
IB Ishares Bitcoin Trust ETF Exited −434,316 −$15.7M —
Tower Semiconductor Ltd Trimmed −281,738 −$14.5M 3.0%
IP Indivior PLC Exited −1,156,010 −$11.3M —
GI Globalink Invt Inc Exited −950,000 −$10.8M —
YA Yotta Acquisition Corporatio Exited −904,000 −$10M —
Duet Acquisition Corp Exited −750,000 −$8.45M —
Keros Therapeutics Inc Added +449,390 +$7.11M 1.3%

Showing the 10 largest of 192 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
AC Albertsons Cos Inc Exited −2,138,156 −$42.2M —
US United States Stl Corp New Exited −1,089,169 −$41.2M —
DF Discover Finl Svcs Exited −268,771 −$35.2M —
ES Embraer S.a. Exited −1,294,313 −$33.4M —
Catalent Inc Exited −461,981 −$26M —
Jackson Financial Inc Trimmed −281,239 −$25.7M 3.2%
Amedisys Inc Exited −264,826 −$24.3M —
Liberty Broadband Corp Added +216,647 +$16.7M 3.5%
Keros Therapeutics Inc New +286,995 +$16.7M 1.4%
MC Monterey Cap Acquisition Cor Exited −1,280,455 −$14.5M —

Showing the 10 largest of 123 changes.

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