Mangrove Partners Im, LLC

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 14, 2025), Mangrove Partners Im, LLC reported 160 stock positions worth $1.2 billion. Its top holding was Indivior (INDV) at 5.5% of the portfolio, followed by Rio Tinto PLC-Spon ADR (RIO, 5.5%) and Atmus Filtration Technologie (ATMU, 5.0%). Compared with Q2 2025, it opened 98 new positions, sold out of 76, added to 40 and reduced 7. The biggest buy was a new position in Flywire Corp.-Voting (FLYW) and the biggest sale an exit from Western Digital (WDC).

Most Recent 13F
Q2 2026
Location
Greenwich, CT
CIK
0001535392
Portfolio Value
$1.2B (Q3 2025)
SEC Filing
0001172661-25-004806 ↗ filed Nov 14, 2025

Holdings Value

0$500.0M$1.0B$1.5B$2.0B Q1 2024: $1.2B Q1 2024 Q2 2024: $1.1B Q2 2024 Q3 2024: $1.0B Q3 2024 Q4 2024: $820.5M Q4 2024 Q1 2025: $869.3M Q1 2025 Q2 2025: $915.0M Q2 2025 Q3 2025: $1.2B $1.2B Q3 2025 Q4 2025: $1.2B Q4 2025 Q1 2026: $1.2B Q1 2026 Q2 2026: $1.5B Q2 2026

Holdings 160 stocks · $1.2B

INDV Indivior Ltd. 5.50% 2,742,434 $66.1M Add +20.7%
RIO Rio Tinto PLC-Spon ADR 5.49% 998,661 $65.9M No change
ATMU Atmus Filtration Technologie 4.99% 1,330,553 $60.0M Add +21.0%
ENVA Enova International Inc. 4.76% 496,967 $57.2M Add +19.7%
SGI Somnigroup International Inc. 4.04% 575,915 $48.6M Add +21.0%
MRP Millrose Properties 4.03% 1,441,908 $48.5M Add +21.0%
ECVT Ecovyst Inc. 3.99% 5,474,057 $48.0M Add +20.6%
TEVA Teva Pharmaceutical-SP ADR 3.93% 2,338,237 $47.2M Add +21.0%
OTEX Open Text Corp. 3.27% 1,052,161 $39.3M Reduce -4.5%
FLYW Flywire Corp.-Voting 3.27% 2,901,693 $39.3M New
PCG P G & E Corp. 3.26% 2,596,895 $39.2M New
LAUR Laureate Education Inc. 3.10% 1,181,479 $37.3M Reduce -38.8%
NWSA News Corp. Class A 3.05% 1,191,858 $36.6M Add +125.2%
BIO Bio-Rad Laboratories-A 2.96% 126,853 $35.6M New
ELME Elme Communities 2.87% 2,045,358 $34.5M New
PTGX Protagonist Therapeutics Inc. 2.64% 478,413 $31.8M Add +21.0%
BILL Bill Holdings Inc. 2.59% 588,014 $31.1M New
RZLT Rezolute Inc. 2.25% 2,882,149 $27.1M Add +25.4%
CGON CG Oncology Inc. 2.25% 671,692 $27.1M Add +21.0%
TPB Turning Point Brands Inc. 2.15% 260,991 $25.8M Add +162.9%
CODI Compass Diversified Holdings 2.03% 3,684,800 $24.4M Add +48.7%
IBIT iShares Bitcoin Trust ETF 1.57% 290,122 $18.9M New
REX Rex American Resources Corp. 1.34% 526,552 $16.1M New
MREO Mereo Biopharma Group PL-ADR 1.34% 7,790,580 $16.0M Reduce -9.8%
CIG Cia Energetica DE-Spon ADR 0.81% 4,600,000 $9.7M No change
AXIN Axiom Intelligence Class A 0.75% 900,000 $9.0M Add +100.0%
ANEB Anebulo Pharmaceuticals Inc. 0.53% 2,525,252 $6.3M No change
CENTA Central Garden and Pet Co. Class A 0.44% 178,712 $5.3M Reduce -63.8%
CHPG Championsgate Acquisitio-A 0.41% 491,641 $5.0M Add +387.3%
LWAC Lightwave Acquisition Corp. Class A 0.40% 486,900 $4.8M Add +1117.3%
IBAC Ib Acquisition Corp. 0.39% 450,000 $4.7M No change
VACH Voyager Acquisition Corp. 0.39% 450,000 $4.7M Add +4.6%
BCAR D. Boral Arc Acquisit Class A 0.39% 475,000 $4.7M New
FTW Eqv Ventures Acquisition C-A 0.39% 450,000 $4.7M New
FACT Fact II Acquisition Corp. 0.39% 450,000 $4.6M Add +164.6%
KFII K&F Growth Acquisition Cor-A 0.38% 450,000 $4.6M Add +134.8%
ONEN One Nuclear Energy Inc. filed as HENNESSY CAP INVT CORP VII 0.38% 450,000 $4.6M No change
AACB Artius II Acquisition Inc. Class A 0.38% 450,000 $4.6M New
GSRFU GSR IV Acquisition Corp. 0.38% 450,000 $4.6M New
COPL Copley Acquisition Corp. Class A 0.38% 450,000 $4.5M No change
CCAQ Collective Acquisition Corp. filed as DUNE ACQUISITION CORP II 0.38% 450,000 $4.5M Add +74.8%
SZZL Sizzle Acquisition Corp. Class A 0.38% 450,000 $4.5M Add +417.4%
FAC Factorial Energy Inc. filed as CARTESIAN GROWTH CORP III 0.38% 450,000 $4.5M No change
TVAI Thayer Ventures Acquis Class A 0.38% 450,000 $4.5M New
OYSE Oyster Enterprises II Acq-A 0.38% 450,000 $4.5M No change
INAC Indigo Acquisition Corp. 0.37% 450,000 $4.5M New
SPEG Silver Pegasus Acquisition-A 0.37% 450,000 $4.5M New
PACH Pioneer Acquisition I Class A 0.37% 450,000 $4.5M New
VNME Vendome Acquisition Corp. Class A 0.37% 450,000 $4.5M New
ENHA Enhanced Group Inc. filed as A PARADISE ACQUISITION CORP 0.37% 450,000 $4.5M New
QSEA Quartzsea Acquisition Corp. 0.34% 408,154 $4.1M No change
FG MERGER II CORP 0.33% 392,000 $3.9M No change
FIGX Figx Capital Acquisition C-A 0.28% 335,237 $3.3M Add +2134.9%
SOUL Soulpower Acquisition Co. Class A 0.27% 321,670 $3.2M Add +69.4%
YHNA YHN Acquisition I Ltd. 0.27% 307,818 $3.2M New
ORIQ Origin Investment Corp. I 0.25% 295,911 $3.0M New
LCCC Lakeshore Acquisition III Co. 0.25% 294,882 $3.0M Add +77.3%
NOEM CO2 Energy Transition Corp. 0.25% 290,000 $3.0M No change
JACS Jackson Acquisition Co. Class A 0.24% 280,470 $2.9M New
WTG Wintergreen Acquisition Corp. 0.24% 288,800 $2.9M Add +44.4%
BSAA Best Spac I Acquisition-A 0.23% 270,848 $2.7M New
WNEB Western New England Bancorp 0.23% 225,380 $2.7M Add +10.0%
PDLB Ponce Financial Group Inc. 0.22% 179,698 $2.6M Add +10.0%
SRBK Sr Bancorp Inc. 0.22% 173,310 $2.6M Add +5.2%
CPBI Central Plains Bancshares Inc. 0.22% 159,854 $2.6M Add +1.6%
SSEAU Starry Sea Acquisition Corp. 0.21% 250,000 $2.5M New
UYSC Uy Scuti Acquisition Corp. 0.20% 240,898 $2.4M No change
FERA Fifth Era Acquisition Corp. Class A 0.19% 221,057 $2.2M New
ETHA iShares Ethereum Trust ETF 0.17% 66,009 $2.1M New
RIBB Ribbon Acquisition Corp. 0.17% 203,000 $2.1M New
NECB Northeast Community Bancorp 0.17% 99,954 $2.1M Add +10.0%
NBBK NB Bancorp Inc. 0.17% 114,117 $2.0M Add +10.0%
EMISU Emmis Acquisition Corp. 0.17% 200,000 $2.0M New
FDSB Fifth District Bancorp Inc. 0.16% 142,330 $2.0M Add +2.1%
LSBK Lake Shore Bancorp Inc. 0.16% 147,648 $1.9M New
ELV Elevance Health Inc. 0.16% 5,918 $1.9M New
WSBK Winchester Bancorp Inc. 0.15% 186,949 $1.8M Add +10.6%
LLY Eli Lilly & Co. 0.15% 2,335 $1.8M New
BLFY Blue Foundry Bancorp 0.15% 194,201 $1.8M Add +5.5%
MPB Mid Penn Bancorp Inc. 0.15% 61,479 $1.8M Add +21.0%
FBLA FB Bancorp Inc. 0.14% 142,566 $1.7M Add +21.0%
CHW Calamos Global Dynamic Incom 0.14% 226,522 $1.7M Reduce -81.6%
SBXDF Silverbox Corp. IV-A 0.14% 156,622 $1.6M New
CNC Centene Corp. 0.13% 42,936 $1.5M New
BLUW Blue Water Acquisition C-A filed as BLUE WTR ACQUISITION CORP. I 0.12% 148,325 $1.5M New
LRMR Larimar Therapeutics Inc. 0.12% 442,236 $1.4M Reduce -42.6%
LNWO Light & Wonder Inc. 0.11% 15,483 $1.3M New
BRBR Bellring Brands Inc. 0.11% 35,020 $1.3M New
SBH Sally Beauty Holdings Inc. 0.10% 77,006 $1.3M New
APACU Stonebridge Acquisition II C 0.10% 125,000 $1.2M New
SBSW Sibanye-Stillwater Ltd.-ADR 0.10% 102,747 $1.2M New
NGD New Gold Inc. 0.10% 159,742 $1.1M New
BTG B2GOLD Corp. 0.09% 213,399 $1.1M New
AMAT Applied Materials Inc. 0.09% 5,145 $1.1M New
GTERA Globa Terra Acquisition Co. Class A 0.08% 101,500 $1.0M New
NEM Newmont Corp. 0.08% 12,004 $1.0M New
OBA Oxley Bridge Acquisitio Class A 0.08% 100,000 $996K No change
HTH Hilltop Holdings Inc. 0.08% 29,538 $987K New
SIG Signet Jewelers Ltd. 0.08% 10,152 $974K New
SGHC Super Group SGHC Ltd. 0.08% 71,932 $950K New

Show all 160 holdings

Other holdings (18): bonds, preferreds, convertibles and warrants · $151.9M (not counted above)
SecurityClassShares / PrincipalValueChange
ECD AUTOMOTIVE DESIGN INC *W EXP 12/12/202 978,989$150.8MReduce -1.0%
DMAAR Drugs Made in America Ac-RTS RIGHT 12/09/2029 850,000$185KNo change
QSEAR Quartzsea Acquisition Corp. RIGHT 02/18/2030 408,154$117KNo change
PGACR Pantages Capital Acquis-RT RIGHT 11/15/2029 402,229$80KNo change
CHARR Charlton Aria Acquisi-Rights RIGHT 12/31/2026 365,000$78KNo change
OYSER Oyster Enterprises II Acquis RIGHT 05/22/2030 450,000$77KNo change
AXINR Axiom Intelligence Acquisiti RIGHT 06/10/2030 450,000$72KNo change
INACR Indigo Acquisition Corp. RIGHT 04/02/2027 450,000$72KNew
APADR A Paradise Acquisition Corp. RIGHT 07/29/2025 450,000$70KNew
NOEMR CO2 Energy Transition Co.-RTS RIGHT 10/15/2028 287,170$69KReduce -0.6%
UYSCR Uy Scuti Acquisition Corp. RIGHT 03/03/2030 240,898$65KNo change
EURKR Eureka Acquisition Corp.-RTS RIGHT 07/03/2026 218,115$52KNo change
BSAAR Best Spac I Acquisition - RT RIGHT 05/27/2030 270,848$38KNo change
LCCCR Lakeshore Acquisition III Co. RIGHT 08/01/2026 163,800$33KNo change
WTGUR Wintergreen Acquisition-RT RIGHT 99/99/9999 200,000$32KNo change
COLAR Columbus Acquisition Corp. RIGHT 99/99/9999 99,240$18KNo change
GTERR Globa Terra Acquisition-RTS RIGHT 06/17/2030 101,500$15KNew
CHPGR Championsgate Acquisition Co. RIGHT 05/14/2030 100,893$14KNo change

Total filed on the 13F, all lines: $1.4B.

Portfolio Sells Q2 2025 → Q3 2025

WDC Western Digital Corp. Sold out 0.00% −5.76
TIGO Millicom Intl Cellular S.A. Sold out 0.00% −4.42
AER Aercap Holdings NV Sold out 0.00% −4.36
IJR iShares Core S&P Small-Cap E Sold out 0.00% −2.78
UBS UBS Group AG-Reg Sold out 0.00% −1.95
LAUR Laureate Education Inc. Reduce -38.8% 3.10% −1.83
AUR Aurora Innovation Inc. Sold out 0.00% −1.61
PPLI People Inc. Sold out 0.00% −1.38
CENTA Central Garden and Pet Co. Class A Reduce -63.8% 0.44% −1.25
MREO Mereo Biopharma Group PL-ADR Reduce -9.8% 1.34% −1.22
RKT Rocket Cos Inc. Class A Reduce -93.3% 0.07% −0.97
CHW Calamos Global Dynamic Incom Reduce -81.6% 0.14% −0.82
HE Hawaiian Electric Inds Sold out 0.00% −0.72
DYNC Dynamix Corp. Sold out 0.00% −0.50
PDT John Hancock Prem DVD FND Sold out 0.00% −0.49
IPEX Inflection Point Acquisition Sold out 0.00% −0.42
DMAA Drugs Made in America Acquis Sold out 0.00% −0.39
ZTR Virtus Total Return Fund Inc. Sold out 0.00% −0.30
OTEX Open Text Corp. Reduce -4.5% 3.27% −0.25
OPEN Opendoor Technologies Inc. Sold out 0.00% −0.21
XRPN Armada Acquisition Class A Sold out 0.00% −0.20
CHEB Chenghe Acquisition II Co. Sold out 0.00% −0.20
GOGO Gogo Inc. Sold out 0.00% −0.17
LRMR Larimar Therapeutics Inc. Reduce -42.6% 0.12% −0.12
CBRL Cracker Barrel Old Country Sold out 0.00% −0.12
VSXY Victoria's Secret & Co. Sold out 0.00% −0.12
OGN Organon & Co. Sold out 0.00% −0.10
SAIL Sailpoint Inc. Sold out 0.00% −0.10
RCL Royal Caribbean Cruises Ltd. Sold out 0.00% −0.10
PLUG Plug Power Inc. Sold out 0.00% −0.10
DASH DoorDash Inc. Class A Sold out 0.00% −0.10
CCL Carnival Corp. Sold out 0.00% −0.09
FTI Technipfmc PLC Sold out 0.00% −0.09
DNN Denison Mines Corp. Sold out 0.00% −0.09
TDOC Teladoc Health Inc. Sold out 0.00% −0.09
CYBR Cyberark Software Ltd./Israel Sold out 0.00% −0.09
GH Guardant Health Inc. Sold out 0.00% −0.09
ILMN Illumina Inc. Sold out 0.00% −0.09
AXON Axon Enterprise Inc. Sold out 0.00% −0.09
CVNA Carvana Co. Sold out 0.00% −0.09
GNRC Generac Holdings Inc. Sold out 0.00% −0.09
MDB Mongodb Inc. Sold out 0.00% −0.09
NMR Nomura Holdings Inc.-Spon ADR Sold out 0.00% −0.09
PJT PJT Partners Inc. Class A Sold out 0.00% −0.09
TIGR Up Fintech Holding Ltd. - ADR Sold out 0.00% −0.08
JCI Johnson Controls Internation Sold out 0.00% −0.08
ARM Arm Holdings PLC-ADR Sold out 0.00% −0.08
PANW Palo Alto Networks Inc. Sold out 0.00% −0.08
FITB Fifth Third Bancorp Sold out 0.00% −0.08
IRM Iron Mountain Inc. Sold out 0.00% −0.08

Portfolio Buys Q2 2025 → Q3 2025

FLYW Flywire Corp.-Voting New 3.27% +3.27
PCG P G & E Corp. New 3.26% +3.26
BIO Bio-Rad Laboratories-A New 2.96% +2.96
ELME Elme Communities New 2.87% +2.87
BILL Bill Holdings Inc. New 2.59% +2.59
INDV Indivior Ltd. Add +20.7% 5.50% +1.84
IBIT iShares Bitcoin Trust ETF New 1.57% +1.57
REX Rex American Resources Corp. New 1.34% +1.34
NWSA News Corp. Class A Add +125.2% 3.05% +1.33
TPB Turning Point Brands Inc. Add +162.9% 2.15% +1.33
RZLT Rezolute Inc. Add +25.4% 2.25% +1.13
CGON CG Oncology Inc. Add +21.0% 2.25% +0.67
ATMU Atmus Filtration Technologie Add +21.0% 4.99% +0.62
SGI Somnigroup International Inc. Add +21.0% 4.04% +0.50
BCAR D. Boral Arc Acquisit Class A New 0.39% +0.39
TEVA Teva Pharmaceutical-SP ADR Add +21.0% 3.93% +0.39
FTW Eqv Ventures Acquisition C-A New 0.39% +0.39
AACB Artius II Acquisition Inc. Class A New 0.38% +0.38
GSRFU GSR IV Acquisition Corp. New 0.38% +0.38
TVAI Thayer Ventures Acquis Class A New 0.38% +0.38
INAC Indigo Acquisition Corp. New 0.37% +0.37
SPEG Silver Pegasus Acquisition-A New 0.37% +0.37
PACH Pioneer Acquisition I Class A New 0.37% +0.37
VNME Vendome Acquisition Corp. Class A New 0.37% +0.37
ENHA Enhanced Group Inc. New 0.37% +0.37
LWAC Lightwave Acquisition Corp. Class A Add +1117.3% 0.40% +0.36
CODI Compass Diversified Holdings Add +48.7% 2.03% +0.33
MRP Millrose Properties Add +21.0% 4.03% +0.32
CHPG Championsgate Acquisitio-A Add +387.3% 0.41% +0.30
SZZL Sizzle Acquisition Corp. Class A Add +417.4% 0.38% +0.28
YHNA YHN Acquisition I Ltd. New 0.27% +0.27
FIGX Figx Capital Acquisition C-A Add +2134.9% 0.28% +0.26
PTGX Protagonist Therapeutics Inc. Add +21.0% 2.64% +0.26
AXIN Axiom Intelligence Class A Add +100.0% 0.75% +0.25
ORIQ Origin Investment Corp. I New 0.25% +0.25
JACS Jackson Acquisition Co. Class A New 0.24% +0.24
BSAA Best Spac I Acquisition-A New 0.23% +0.23
SSEAU Starry Sea Acquisition Corp. New 0.21% +0.21
FACT Fact II Acquisition Corp. Add +164.6% 0.39% +0.20
FERA Fifth Era Acquisition Corp. Class A New 0.19% +0.19
ETHA iShares Ethereum Trust ETF New 0.17% +0.17
RIBB Ribbon Acquisition Corp. New 0.17% +0.17
KFII K&F Growth Acquisition Cor-A Add +134.8% 0.38% +0.17
EMISU Emmis Acquisition Corp. New 0.17% +0.17
LSBK Lake Shore Bancorp Inc. New 0.16% +0.16
ELV Elevance Health Inc. New 0.16% +0.16
LLY Eli Lilly & Co. New 0.15% +0.15
SBXDF Silverbox Corp. IV-A New 0.14% +0.14
CNC Centene Corp. New 0.13% +0.13
BLUW Blue Water Acquisition C-A New 0.12% +0.12

Notes & Other Activity Q2 2025 → Q3 2025

ECD AUTOMOTIVE DESIGN INC *W EXP 12/12/202 Reduce -1.0% 978,989 $150.8M
EVENTBRITE INC (EB 0.75 09/15/26) NOTE 0.750% 9/1 · principal Sold out 17,000,000 $15.2Mbefore exit
EMCRF Embrace Change Acq-Rights RIGHT 10/25/2026 Sold out 1,625,000 $186Kbefore exit
IPEXR Inflection Point Acquisition RIGHT 99/99/9999 Sold out 379,138 $103Kbefore exit
INACR Indigo Acquisition Corp. RIGHT 04/02/2027 New 450,000 $72K
APADR A Paradise Acquisition Corp. RIGHT 07/29/2025 New 450,000 $70K
NOEMR CO2 Energy Transition Co.-RTS RIGHT 10/15/2028 Reduce -0.6% 287,170 $69K
ESHAR Esh Acquisition Corp. - Right RIGHT 06/13/2028 Sold out 349,659 $26Kbefore exit
GTERR Globa Terra Acquisition-RTS RIGHT 06/17/2030 New 101,500 $15K

Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 398$1.5BINDV, VISN, ATMU, FLYW, TIGO
Q1 2026 403$1.2BINDV, ATMU, ETH, REX, PCG
Q4 2025 356$1.2BINDV, RIO, ATMU, TEVA, ECVT
Q3 2025 160$1.2BINDV, RIO, ATMU, ENVA, SGI
Q2 2025 139$915.0MRIO, WDC, ENVA, LAUR, TIGO
Q1 2025 134$869.3MRIO, LBRDK, LLYVK, ATMU, ENVA
Q4 2024 126$820.5MLLYVK, ATMU, TEVA, ENVA, LBRDK
Q3 2024 116$1.0BATMU, MBC, LBRDK, TEVA, ENVA
Q2 2024 81$1.1BJXN, AER, TEVA, ACI, X
Q1 2024 82$1.2BMBC, AER, ACI, JXN, X