Sign in

Zimmer Partners, LP

CIK:0001565854
Hedge Fund
$8B AUM
159 holdings
New York, NY, United States
Founded:2004
42 employees
Latest filing:Jun 30, 2025

Zimmer Partners, LP is an investment management firm based in New York, NY, specializing in managing hedge funds, private equity, and alternative investments for a diverse client base including institutions and high-net-worth individuals. Founded in 2004 by Stuart James Zimmer, the firm employs a value-oriented approach and fundamental research to identify undervalued securities and investment opportunities across multiple sectors. The team has decades of industry experience and emphasizes risk-adjusted returns with a client-centric focus. With over 40 employees, Zimmer Partners manages assets for clients with customized investment solutions tailored to objectives and risk tolerance. The firm is recognized as a leading hedge fund manager in the US, maintaining a reputation for expertise and strong long-term performance.

Investment Strategy

Zimmer Partners, LP utilizes a value-oriented, long/short equity investment approach across public equities, fixed income, and alternative assets. The firm's strategy hinges on fundamental research and data-driven analysis to identify undervalued securities and attractive investment opportunities globally. Portfolio allocations emphasize diversified exposure across sectors such as energy, healthcare, technology, financials, and particularly utilities. Rigorous due diligence and risk analysis underpin their process, with the goal of generating strong risk-adjusted returns for investors. Zimmer Partners primarily serves accredited investors seeking tailored, long-term investment solutions.

Top Buys
E
ESEVERSOURCE ENERGY
+$272.8M
C
CNPCENTERPOINT ENERGY INC
+$153.1M
C
CHWYCHEWY INC
+$63.9M
K
KTOSKRATOS DEFENSE & SEC SOLUTIO
+$56.9M
S
SRESEMPRA
+$44.3M
Top Sells
F
FEFIRSTENERGY CORP
-$138.8M
H
HEHAWAIIAN ELEC INDUSTRIES
-$105.9M
D
DUKDUKE ENERGY CORP NEW
-$97.2M
D
DDOMINION ENERGY INC
-$96.9M
W
WELLWELLTOWER INC
-$92.7M

Top Holdings

E
ESEVERSOURCE ENERGY
+6.0%$278.1M
A
AEPAMERICAN ELEC PWR CO INC
+5.8%$265.0M
X
XELXCEL ENERGY INC
+5.1%$232.9M
T
TRGPTARGA RES CORP
+4.7%$216.9M
W
WELLWELLTOWER INC
+4.2%$191.8M

Equity Positions (140)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
E
ES
EVERSOURCE ENERGY6.05%$278.1M4,371,700$63.51$63.62+$272.8M
A
AEP
AMERICAN ELEC PWR CO INC5.76%$265.0M2,553,932$105.72$103.76-$90.1M
X
XEL
XCEL ENERGY INC5.07%$232.9M3,419,300$67.12$68.10-$58.9M
T
TRGP
TARGA RES CORP4.72%$216.9M1,246,223$80.36$174.08-$5.0M
W
WELL
WELLTOWER INC4.17%$191.8M1,247,745$92.12$153.73-$92.7M

Options Positions (10)

TickerSecurityActionTypeNotional ValueContractsUnderlying PricePremium PaidChange (Contracts)Change (Value)
P
PCG
PG&E CORPSold
Call
$76.7M55,000$13.94$17.18-5,000-$26.4M
N
NEE
NEXTERA ENERGY INCNew
Call
$31.2M4,500$69.42$69.42+4,500+$31.2M
E
EIX
EDISON INTLBought
Call
$25.8M5,000$51.60$57.82+750+$759.0K
X
XEL
XCEL ENERGY INCBought
Call
$20.4M3,000$68.10$70.34+500+$2.7M
L
LNG
CHENIERE ENERGY INCNew
Call
$18.3M750$243.52$243.52+750+$18.3M

Industry Allocation

ELECTRIC SERVICES
+20.6%
ELECTRIC & OTHER SERVICES COMBINED
+16.2%
NATURAL GAS TRANSMISSION
+9.9%
REAL ESTATE INVESTMENT TRUSTS
+5.4%
CRUDE PETROLEUM & NATURAL GAS
+3.6%