Stocks/Funds/CIK 1535392

MANGROVE PARTNERS

Quarterly 13F filings · Latest period 2026-03-31 · CIK 1535392
Assets
$1.23B
+41.6% YoY
Holdings
425
Lifetime alpha vs market
+6.63% annual
Average hold time
0.5 yr
median 0.3 yr

Quarterly history

Cum return +97% vs S&P +52% · α +45% lifetimeAUM $1.2B · peak $1.6BFlow $2M (+0%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+1.15%
adds when stocks drop
when a holding falls −10%+
Middle response
+2.86%
steady accumulation
Rally response
-5.31%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
INDVIndivior Pharmaceuticals$84M6.8%0.3 yr
ATMUAtmus Filtration Technol$75M6.1%+55.3%2.8 yr
ETHGrayscale Ethereum Mini $71M5.7%0.3 yr
REXREX American Resources C$46M3.8%+142.7%0.8 yr
PCGPG&E Corporation$42M3.4%+2.9%3.5 yr
OKEONEOK, Inc.$42M3.4%-3.8%0.5 yr
TIGOMillicom International C$42M3.4%+167.9%1.3 yr
ENVAEnova International, Inc$39M3.2%+40.7%4.0 yr
MRPMillrose Properties, Inc$39M3.1%+12.1%1.3 yr
KDPKeurig Dr Pepper Inc.$36M2.9%-21.2%0.3 yr
UNPUnion Pacific Corporatio$36M2.9%+5.1%0.3 yr
BIOBio-Rad Laboratories, In$35M2.9%+14.4%0.8 yr
FLYWFlywire Corporation$35M2.8%+22.5%0.8 yr
GPCGenuine Parts Company$33M2.7%-8.3%0.3 yr
BILLBill.com Holdings, Inc.$32M2.6%-16.5%0.8 yr

Portfolio composition (YoY)

Industry mix
Unknown9.7%+6.0pp$120M
Drug Manufacturers - Specialty & Generic6.9%+2.6pp$86M
Industrial - Pollution & Treatment Controls6.1%+1.5pp$75M
Asset Management - Cryptocurrency5.7%$71M
Shell Companies5.6%+4.2pp$69M
Information Technology Services5.5%+3.3pp$68M
Software - Application4.9%+4.6pp$60M
Chemicals - Specialty3.9%+0.7pp$48M
Regulated Electric3.7%$46M
Financial - Credit Services3.7%-0.9pp$46M
Country
US81.5%+14.6pp
Unknown9.7%+6.0pp
LU3.4%-0.3pp
CA2.0%-0.3pp
KR0.6%
BR0.5%-0.4pp
SG0.5%
HK0.4%-0.2pp
Top 5: 25.7% · Top 10: 41.7% · Top 25: 68.6%

Winners

TickerPrev $PnLYoY %
TIGO$33M+0.05B167.9%
ATMU$40M+0.02B55.3%
ENVA$40M+0.02B40.7%
CIG$8M+0.00B52.2%
MRP$32M+0.00B12.1%

Losers

TickerPrev $PnLYoY %
NWSA$14M-0.00B-7.7%

Top buys this quarter · 15

INDV Indivior Pharmaceuticals Incnew+$84M
OKE ONEOK, Inc.+$41M
TIGO Millicom International Cellula+$40M
KDP Keurig Dr Pepper Inc.new+$36M
UNP Union Pacific Corporationnew+$36M
GPC Genuine Parts Companynew+$33M
TRIP Tripadvisor, Inc.+$10M
HAVA Harvard Ave Acquisition Corpornew+$7M
FIS Fidelity National Information +$31M
BILL Bill.com Holdings, Inc.+$32M

Top sells this quarter · 15

RIO Rio Tinto Groupexit$93M
ECVT Ecovyst Inc.exit$70M
TEVA Teva Pharmaceutical Industriesexit$65M
BDX Becton, Dickinson and Companyexit$39M
TXNM TXNM Energy, Inc.$36M
ACI Albertsons Companies, Inc.$36M
TFX Teleflex Incorporatedexit$31M
ANAB AnaptysBio, Inc.$25M
TPB Turning Point Brands, Inc.exit$23M
EHC Encompass Health Corporation$19M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$1.23B425+44.50%+17.59%+26.91%+0.00B
2025-12-31$1.23B368+30.23%+17.72%+12.51%-0.12B
2025-09-30$1.20B177+14.27%+17.52%-3.25%+0.12B
2025-06-30$916M152+15.45%+14.94%+0.51%-0.03B
2025-03-31$871M150+4.50%+8.30%-3.80%+0.13B
2024-12-31$823M147+31.85%+24.89%+6.97%-0.20B
2024-09-30$1.05B149+47.57%+36.04%+11.53%-0.30B
2024-06-30$1.13B122+22.84%+24.49%-1.65%-0.07B
2024-03-31$1.21B134+30.70%+29.62%+1.08%-0.19B
2023-12-31$1.22B147+18.14%+26.18%-8.04%+0.12B
2023-09-30$1.00B117+24.74%+21.57%+3.17%-0.02B
2023-06-30$1.03B147+24.91%+19.42%+5.48%-0.06B
2023-03-31$1.05B152-0.31%-7.82%+7.51%-0.06B
2022-12-31$1.07B212+15.78%+7.56%+8.22%-0.15B
2022-09-30$1.05B202-0.17%-4.93%+4.76%-0.26B
2022-06-30$1.31B305-16.52%-16.11%-0.41%+0.27B