Mangrove Partners Im, LLC reported 387 positions worth $1.38B for the quarter ended Jun 30, 2026, up 19.2% on the prior quarter. It opened 178 new positions, added to 39, trimmed 60 and exited 187. Its largest holding is Supernus, Inc. at 7.9% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| VISN Vistance Networks, Inc. | +7.15M | +59,843.4% | $91.33M | 6.61% |
| ACHC Acadia Healthcare Company, Inc. | +1.40M | – | $41.23M | 2.98% |
| APTV Aptiv PLC | +613.4K | – | $37.65M | 2.72% |
| BELFA Bel Fuse Inc | +103.4K | +8,105.8% | $30.12M | 2.2% |
| OTEX Open Text Corp | +644.7K | +64.9% | $14.28M | 2.62% |
| AIV Apartment Investment & Management Co | +4.46M | – | $13.24M | 0.957% |
| QLEP Quantum Leap Acquisition Corp | +750.0K | – | $7.45M | 0.538% |
| GEF Greif, Inc | +97.6K | – | $7.27M | 0.525% |
| BREZ Breeze Acquisition Corp. II | +575.0K | – | $5.70M | 0.412% |
| XFLH XFLH Capital Corp | +450.0K | – | $4.49M | 0.324% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| ENVA Enova International, Inc. | -285.4K | -99.6% | $68.70M | 0.02% |
| ETH Grayscale Ethereum Staking Mini ETF | -1.32M | -37.2% | $19.84M | 2.42% |
| TRIP TripAdvisor, Inc. | -968.7K | -100.0% | $10.33M | Exited |
| BSOL Bitwise Solana Staking ETF | -766.6K | -100.0% | $8.47M | Exited |
| ATMU Atmus Filtration Technologies Inc. | -104.0K | -7.9% | $5.30M | 4.46% |
| FACT FACT II Acquisition Corp. | -439.0K | -100.0% | $4.61M | Exited |
| AXIN Axiom Intelligence Acquisition Corp 1 | -440.7K | -49.0% | $4.56M | 0.343% |
| GIXXU GigCapital9 Corp. | -450.0K | -100.0% | $4.52M | Exited |
| SUMAU SUMA Acquisition Corp | -450.0K | -100.0% | $4.51M | Exited |
| PONOU Pono Capital Four, Inc. | -450.0K | -100.0% | $4.49M | Exited |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| ACHC Acadia Healthcare Company, Inc. | +1.40M | $41.23M | 2.98% |
| APTV Aptiv PLC | +613.4K | $37.65M | 2.72% |
| AIV Apartment Investment & Management Co | +4.46M | $13.24M | 0.957% |
| QLEP Quantum Leap Acquisition Corp | +750.0K | $7.45M | 0.538% |
| GEF Greif, Inc | +97.6K | $7.27M | 0.525% |
| BREZ Breeze Acquisition Corp. II | +575.0K | $5.70M | 0.412% |
| XFLH XFLH Capital Corp | +450.0K | $4.49M | 0.324% |
| PONO Pono Capital Four, Inc. | +450.0K | $4.48M | 0.324% |
| GIX GigCapital9 Corp. | +450.0K | $4.47M | 0.323% |
| IACO Idea Acquisition Corp. | +450.0K | $4.46M | 0.322% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| TRIP TripAdvisor, Inc. | -968.7K | $10.33M | 0.889% |
| BSOL Bitwise Solana Staking ETF | -766.6K | $8.47M | 0.729% |
| FACT FACT II Acquisition Corp. | -439.0K | $4.61M | 0.397% |
| GIXXU GigCapital9 Corp. | -450.0K | $4.52M | 0.389% |
| SUMAU SUMA Acquisition Corp | -450.0K | $4.51M | 0.388% |
| PONOU Pono Capital Four, Inc. | -450.0K | $4.49M | 0.387% |
| QSEA Quartzsea Acquisition Corp | -408.2K | $4.23M | 0.364% |
| AES Aes Corp | -248.6K | $3.50M | 0.302% |
| TXNM Txnm Energy Inc | -59.9K | $3.50M | 0.302% |
| VECO Veeco Instruments Inc | -56.2K | $1.90M | 0.164% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | INDV Supernus, Inc. | Healthcare | 2.68M | $109.83M | 7.93% | -65.7K | -2.4% | Reduced | 2.25% |
| 2 | VISN Vistance Networks, Inc. | Technology | 7.16M | $91.48M | 6.61% | +7.15M | +59,843.4% | Added | 3.15% |
| 3 | ATMU Atmus Filtration Technologies Inc. | Industrials | 1.21M | $61.76M | 4.46% | -104.0K | -7.9% | Reduced | 1.48% |
| 4 | FLYW Flywire Corp | Technology | 2.98M | $52.43M | 3.79% | -30.9K | -1.0% | Reduced | 2.44% |
| 5 | TIGO Millicom International Cellular Sa | Communication Services | 556.5K | $50.51M | 3.65% | 0 | 0.0% | Unchanged | 0.33% |
| 6 | REX REX AMERICAN RESOURCES Corp | Energy | 1.02M | $45.84M | 3.31% | 0 | 0.0% | Unchanged | 3.07% |
| 7 | KDP Keurig Dr Pepper Inc. | Consumer Staples | 1.36M | $44.67M | 3.23% | 0 | 0.0% | Unchanged | 0.1% |
| 8 | MRP Millrose Properties, Inc. | Real Estate | 1.38M | $41.50M | 3% | 0 | 0.0% | Unchanged | 0.83% |
| 9 | ACHC Acadia Healthcare Company, Inc. | Healthcare | 1.40M | $41.23M | 2.98% | +1.40M | – | New | 1.54% |
| 10 | PCG PG&E Corp | Utilities | 2.41M | $40.60M | 2.93% | 0 | 0.0% | Unchanged | 0.11% |
| 11 | UNP Union Pacific Corp | Industrials | 148.1K | $40.28M | 2.91% | 0 | 0.0% | Unchanged | 0.02% |
| 12 | OKE Oneok Inc | Energy | 461.7K | $40.14M | 2.9% | 0 | 0.0% | Unchanged | 0.07% |
| 13 | CODI Compass Diversified Holdings | Consumer Discretionary | 3.68M | $39.28M | 2.84% | 0 | 0.0% | Unchanged | 4.9% |
| 14 | APTV Aptiv PLC | Industrials | 613.4K | $37.65M | 2.72% | +613.4K | – | New | 0.29% |
| 15 | GPC Genuine Parts Co | Consumer Discretionary | 316.8K | $37.37M | 2.7% | 0 | 0.0% | Unchanged | 0.23% |
Tip. Select a row to see that position’s full history at Mangrove Partners Im.
As of its Q2 2026 13F filing, Mangrove Partners Im, LLC’s five largest positions were Supernus, Inc. (INDV) at 7.9%, Vistance Networks, Inc. (VISN) at 6.6%, Atmus Filtration Technologies Inc. (ATMU) at 4.5%, Flywire Corp (FLYW) at 3.8%, Millicom International Cellular Sa (TIGO) at 3.6% of the reported portfolio.
Mangrove Partners Im, LLC reported a 13F portfolio worth $1.38B across 387 positions for Q2 2026. That is up 19.2% from the previous quarter.
Its largest purchases by value were Vistance Networks, Inc. ($91.33M), Acadia Healthcare Company, Inc. ($41.23M), Aptiv PLC ($37.65M). It opened 178 new positions.
Its largest sales by value were Enova International, Inc. ($68.70M), Grayscale Ethereum Staking Mini ETF ($19.84M), TripAdvisor, Inc. ($10.33M). It exited 187 positions entirely.
From the Form 13F-HR reports Mangrove Partners Im, LLC files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.