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Filers›Asset Manager›MANGROVE PARTNERS IM, LLC
DOSSIER · 13F-HR · Q1 2026

MANGROVE PARTNERS IM, LLC

MANGROVE IM's asset manager based in Greenwich, CT — $1.2B in tracked AUM across 427 positions as of Q1 2026.

MI
MANGROVE IM·Greenwich, CT·Asset Manager
CIK 0001535392 · last filed Mar 31, 2026
Total AUM
$1.2B
▲ 16.1%
vs prior
Holdings
427
—
positions
Whale Score
62
62
tracked
Activity
—
no data
changes this Q
Top sector
Financials
13% weight
concentration
AI Analysis · Q1 2026 · Q1 2026
Comprehensive Analysis of Mangrove Partners IM, LLC SEC 13F Filing
Portfolio Overview

Mangrove Partners IM, LLC reported a significant portfolio contraction for the quarter ended September 30, 2025. The total portfolio value decreased by 12.6%, falling from $931.33 million to $813.93 million. This reduction in assets under management (AUM) is likely driven by a combination of market performance and substantial capital reallocation, evidenced by the high turnover in holdings. The fund c...

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
45579U109
INDIVIOR PHARMACEUTICALS INC
$84M2.7M6.8%
02
ATMU
ATMUS FILTRATION TECHNOLOGIE
$75M1.3M6.0%
03
ETH
GRAYSCALE ETHEREUM STAKING
$71M3.6M5.7%
04
REX
REX AMERICAN RES CORP
$46M1.0M3.7%
05
PCG
PG&E CORP
$42M2.4M3.4%
06
OKE
ONEOK INC NEW
$42M462K3.4%
07
L6388F110
MILLICOM INTL CELLULAR S A
$42M556K3.4%
08
ENVA
ENOVA INTL INC
$39M287K3.1%
09
MRP
MILLROSE PPTYS INC
$39M1.4M3.1%
10
KDP
KEURIG DR PEPPER INC
$36M1.4M2.9%

Filing history

Filing history loading…
AI Agent · grounded in MANGROVE
haiku-4-5 · 427 positions indexed
Sector mix
  • Financials13%
  • Health Care6%
  • Communications44%
  • Industrials5%
  • Energy18%
  • Other14%
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