Zimmer Partners, LP

NEW YORK, NY · CIK 1565854 · 13F filing filed 2026-08-14

SEC-registered investment adviser since 2012 · limited partnership

Assets managed$5.2bn
Staff32 · 19 in investment roles
Main clients (by assets)Private funds 87%, Insurers 13%
Private funds4 (3 hedge) · $4.3bn gross assets
Form ADV · 2026-04-06SEC adviser record

Legal entityZIMMER PARTNERS, LP (US)

$4.2bn reported value +3.7% vs Q1 2026

112positions

43.0%in top 10

38 new 28 added 37 reduced 46 sold out vs Q1 2026

Options: 6 call positions ($95.1m notional), 3 put positions ($19.0m notional) – listed below, not included above.

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#	Security	Ticker	Shares	Value	% of portfolio	Change	Shares change
1	WELLTOWER INC COM WELL	WELL	1,123,925	$255.1m6.03%	6.03%	Added +5.0k	+5,000 0.5%
2	NISOURCE INC COM NI	NI	4,277,259	$203.4m4.81%	4.81%	Reduced -865.7k	-865,700 -16.8%
3	EVERSOURCE ENERGY COM ES	ES	2,691,701	$194.5m4.60%	4.60%	Reduced -650.9k	-650,906 -19.5%
4	KODIAK GAS SVCS INC COM KGS	KGS	2,530,838	$190.1m4.50%	4.50%	Added +148.9k	+148,922 6.2%
5	XCEL ENERGY INC COM XEL	XEL	2,323,610	$186.6m4.41%	4.41%	Reduced -305.7k	-305,690 -11.6%
6	TARGA RES CORP COM TRGP	TRGP	654,500	$175.5m4.15%	4.15%	Reduced -140.4k	-140,433 -17.7%
7	PG&E CORP COM PCG	PCG	9,884,115	$166.3m3.93%	3.93%	Added +3.5m	+3,464,010 54.0%
8	MADISON AIR SOLUTIONS CORP COM SHS CL A MAIR	MAIR	4,150,810	$161.9m3.83%	3.83%	New
9	PPL CORP COM PPL	PPL	3,922,800	$142.6m3.37%	3.37%	New
10	KINDER MORGAN INC DEL COM KMI	KMI	4,445,100	$142.1m3.36%	3.36%	Reduced -1.3m	-1,290,000 -22.5%
11	AGREE RLTY CORP COM ADC	ADC	1,843,300	$139.6m3.30%	3.30%	Reduced -1.5m	-1,453,114 -44.1%
12	FORGENT POWER SOLUTIONS INC COM SHS CL A FPS	FPS	2,271,217	$126.9m3.00%	3.00%	Added +320.7k	+320,697 16.4%
13	CHENIERE ENERGY INC COM NEW LNG	LNG	469,000	$112.1m2.65%	2.65%	Added +414.0k	+414,000 752.7%
14	SEMPRA COM SRE	SRE	918,800	$85.2m2.01%	2.01%	Added +219.2k	+219,200 31.3%
15	MGE ENERGY INC COM MGEE	MGEE	1,000,000	$81.5m1.93%	1.93%	New
16	IDACORP INC COM IDA	IDA	460,562	$69.7m1.65%	1.65%	Reduced -263.1k	-263,130 -36.4%
17	JANUS LIVING INC CL A-1 JAN	JAN	2,150,000	$61.8m1.46%	1.46%	Added +1.6m	+1,575,000 273.9%
18	PARKER-HANNIFIN CORP COM PH	PH	61,500	$60.2m1.42%	1.42%	Added +36.5k	+36,500 146.0%
19	CARETRUST REIT INC COM CTRE	CTRE	1,471,155	$59.4m1.40%	1.40%	Reduced -15.0k	-15,000 -1.0%
20	GE VERNOVA INC COM GEV	GEV	44,000	$51.7m1.22%	1.22%	Added +36.5k	+36,500 486.7%
21	ENTERGY CORP NEW COM ETR	ETR	450,000	$51.7m1.22%	1.22%	Reduced -478.6k	-478,573 -51.5%
22	WASTE MGMT INC DEL COM WM	WM	225,000	$50.1m1.19%	1.19%	Added +110.0k	+110,000 95.7%
23	AUTOZONE INC COM AZO	AZO	15,150	$48.4m1.14%	1.14%	Added +10.2k	+10,150 203.0%
24	BKV CORP COM BKV	BKV	1,673,167	$45.8m1.08%	1.08%	Reduced -273.1k	-273,147 -14.0%
25	CORE & MAIN INC CL A CNM	CNM	933,357	$45.0m1.06%	1.06%	Added +503.4k	+503,357 117.1%
26	NATIONAL HEALTHCARE PPTYS IN COM CLASS A COM CLASS A		3,032,511	$44.4m1.05%	1.05%	New
27	YORK WTR CO COM YORW	YORW	1,419,877	$43.5m1.03%	1.03%	Added +687.2k	+687,200 93.8%
28	DIGITAL RLTY TR INC COM DLR	DLR	237,500	$42.7m1.01%	1.01%	New
29	MODINE MFG CO COM MOD	MOD	158,830	$42.4m1.00%	1.00%	New
30	KINETIK HOLDINGS INC COM NEW CL A KNTK	KNTK	838,050	$40.5m0.96%	0.96%	Added +704.9k	+704,900 529.4%
31	HESS MIDSTREAM LP CL A SHS HESM	HESM	997,643	$37.5m0.89%	0.89%	Added +697.8k	+697,843 232.8%
32	DEVON ENERGY CORP NEW COM DVN	DVN	880,900	$36.4m0.86%	0.86%	New
33	MASTEC INC COM MTZ	MTZ	85,000	$35.4m0.84%	0.84%	New
34	CRH PLC ORD CRH	CRH	330,000	$35.3m0.83%	0.83%	Reduced -70.0k	-70,000 -17.5%
35	SJW GROUP COM HTO	HTO	513,500	$31.2m0.74%	0.74%	Reduced -487.5k	-487,500 -48.7%
36	AMERICAN HEALTHCARE REIT INC COM SHS AHR	AHR	565,372	$29.5m0.70%	0.70%	New
37	ROLLINS INC COM ROL	ROL	700,000	$29.2m0.69%	0.69%	Added +550.0k	+550,000 366.7%
38	PENTAIR PLC SHS PNR	PNR	375,000	$28.7m0.68%	0.68%	Added +175.0k	+175,000 87.5%
39	STANDARDAERO INC COM SARO	SARO	930,200	$27.8m0.66%	0.66%	Added +80.2k	+80,200 9.4%
40	EROCK INC CL A COM EROC	EROC	1,891,745	$27.4m0.65%	0.65%	New
41	RYAN SPECIALTY HOLDINGS INC CL A RYAN	RYAN	725,000	$27.4m0.65%	0.65%	Reduced -150.0k	-150,000 -17.1%
42	GENUINE PARTS CO COM GPC	GPC	225,000	$26.5m0.63%	0.63%	Added +100.0k	+100,000 80.0%
43	ITT INC COM ITT	ITT	130,000	$25.7m0.61%	0.61%	Added +80.0k	+80,000 160.0%
44	GENERAC HLDGS INC COM GNRC	GNRC	86,300	$25.3m0.60%	0.60%	Added +31.7k	+31,700 58.1%
45	FERVO ENERGY CO CL A COM FRVO	FRVO	845,000	$24.7m0.58%	0.58%	New
46	USA RARE EARTH INC COM USAR	USAR	1,132,220	$24.4m0.58%	0.58%	Reduced -19.4k	-19,420 -1.7%
47	CUMMINS INC COM CMI	CMI	34,100	$24.3m0.58%	0.58%	Added +9.1k	+9,100 36.4%
48	BUILDERS FIRSTSOURCE INC COM BLDR	BLDR	262,500	$23.5m0.56%	0.56%	Reduced -70.0k	-70,000 -21.1%
49	PINNACLE WEST CAP CORP COM PNW	PNW	217,555	$23.3m0.55%	0.55%	Reduced -282.5k	-282,500 -56.5%
50	X-ENERGY INC COM CL A XE	XE	1,244,674	$22.9m0.54%	0.54%	New
51	EMCOR GROUP INC COM EME	EME	27,500	$22.8m0.54%	0.54%	Reduced -7.5k	-7,500 -21.4%
52	LEGENCE CORP CL A LGN	LGN	247,500	$21.1m0.50%	0.50%	New
53	SYSCO CORP COM SYY	SYY	250,000	$20.9m0.49%	0.49%	Added +170.0k	+170,000 212.5%
54	JAMES RIV GROUP HOLDINGS INC COM SHS JRVR	JRVR	4,623,685	$20.3m0.48%	0.48%	Added +32.0k	+32,047 0.7%
55	TERAWULF INC COM WULF	WULF	789,000	$19.5m0.46%	0.46%	Added +658.0k	+658,000 502.3%
56	RBC BEARINGS INC COM RBC	RBC	30,000	$19.3m0.46%	0.46%	New
57	CORPAY INC COM SHS CPAY	CPAY	50,700	$16.9m0.40%	0.40%	Reduced -5.3k	-5,300 -9.5%
58	LOAR HOLDINGS INC COM SHS LOAR	LOAR	200,000	$16.1m0.38%	0.38%	Reduced -372.5k	-372,500 -65.1%
59	PRIMORIS SVCS CORP COM PRIM	PRIM	159,500	$15.8m0.37%	0.37%	New
60	VERTIV HOLDINGS CO COM CL A VRT	VRT	45,000	$15.1m0.36%	0.36%	New
61	EATON CORP PLC SHS ETN	ETN	35,000	$14.9m0.35%	0.35%	New
62	VENTURE GLOBAL INC COM CL A VG	VG	1,315,000	$14.6m0.35%	0.35%	New
63	BLACK HILLS CORP COM BKH	BKH	193,534	$14.4m0.34%	0.34%	Reduced -547.5k	-547,500 -73.9%
64	SMARTSTOP SELF STORAG REIT I COMMON STOCK SMA	SMA	437,500	$14.2m0.34%	0.34%	Reduced -162.5k	-162,500 -27.1%
65	ANTERO RESOURCES CORP COM AR	AR	400,000	$14.1m0.33%	0.33%	Added +187.5k	+187,500 88.2%
66	PRIMO BRANDS CORPORATION CLASS A COM SHS PRMB	PRMB	575,000	$14.1m0.33%	0.33%	Reduced -142.0k	-142,000 -19.8%
67	HUT 8 CORP COM HUT	HUT	121,400	$14.0m0.33%	0.33%	Reduced -153.6k	-153,600 -55.9%
68	GE AEROSPACE COM NEW GE	GE	35,000	$13.1m0.31%	0.31%	Reduced -95.0k	-95,000 -73.1%
69	GULFPORT ENERGY CORP COMMON SHARES GPOR	GPOR	76,000	$12.9m0.30%	0.30%	New
70	VIPER ENERGY INC CL A VNOM	VNOM	300,000	$12.7m0.30%	0.30%	Reduced -470.0k	-470,000 -61.0%
71	DPC HOLDINGS PLC ORDINARY SHARES DPC	DPC	250,000	$12.3m0.29%	0.29%	New
72	ARXIS INC CL A COM ARXS	ARXS	250,000	$11.5m0.27%	0.27%	New
73	CRANE COMPANY COMMON STOCK CR	CR	50,000	$11.2m0.26%	0.26%	Reduced -35.0k	-35,000 -41.2%
74	MIDDLESEX WTR CO COM MSEX	MSEX	176,903	$9.9m0.23%	0.23%	Unchanged
75	NEXTERA ENERGY INC COM NEE	NEE	109,690	$9.6m0.23%	0.23%	New
76	SOUTHWEST GAS HLDGS INC COM SWX	SWX	108,159	$9.6m0.23%	0.23%	Reduced -498.8k	-498,763 -82.2%
77	FREEPORT-MCMORAN INC CL B FCX	FCX	150,000	$9.4m0.22%	0.22%	Reduced -87.5k	-87,500 -36.8%
78	QXO INC COM NEW QXO	QXO	529,980	$9.2m0.22%	0.22%	Reduced -1.0m	-1,045,020 -66.3%
79	KAYNE ANDERSON ENERGY INFRST COM KYN	KYN	652,500	$9.0m0.21%	0.21%	Added +65.0k	+65,000 11.1%
80	MICROSOFT CORP COM MSFT	MSFT	21,500	$8.0m0.19%	0.19%	Unchanged
81	TRANSDIGM GROUP INC COM TDG	TDG	5,955	$7.9m0.19%	0.19%	Reduced -19.0k	-19,045 -76.2%
82	VIRTUS INVT PARTNERS INC COM VRTS	VRTS	50,708	$7.3m0.17%	0.17%	Reduced -33.4k	-33,413 -39.7%
83	STEWART INFORMATION SVCS COR COM STC	STC	109,600	$7.2m0.17%	0.17%	Reduced -136.3k	-136,342 -55.4%
84	NETSTREIT CORP COM NTST	NTST	315,500	$6.7m0.16%	0.16%	Unchanged
85	FOX CORP CL A COM FOXA	FOXA	122,500	$6.4m0.15%	0.15%	New
86	ELEDON PHARMACEUTICALS INC COM ELDN	ELDN	1,596,599	$6.3m0.15%	0.15%	Reduced -278.4k	-278,401 -14.8%
87	APARTMENT INVT & MGMT CO CL A AIV	AIV	2,027,500	$6.0m0.14%	0.14%	Unchanged
88	SPACE EXPLORATION TECHN CORP CLASS A COM STK SPCX	SPCX	35,000	$6.0m0.14%	0.14%	New
89	BXP INC COM BXP	BXP	87,500	$5.8m0.14%	0.14%	New
90	EXTRA SPACE STORAGE INC COM EXR	EXR	36,000	$5.2m0.12%	0.12%	New
91	DUKE ENERGY CORP NEW COM NEW DUK	DUK	37,500	$4.7m0.11%	0.11%	Reduced -400.4k	-400,429 -91.4%
92	QUANTINUUM INC CL A COM QNT	QNT	58,000	$4.7m0.11%	0.11%	New
93	FOUR CORNERS PPTY TR INC COM FCPT	FCPT	185,092	$4.5m0.11%	0.11%	Unchanged
94	CARDINAL INFRASTRUCTURE GROU CL A CDNL	CDNL	40,000	$3.8m0.09%	0.09%	New
95	CHIRON REAL ESTATE INC COM NEW XRN	XRN	87,500	$3.3m0.08%	0.08%	New
96	CUBESMART COM CUBE	CUBE	67,500	$2.7m0.06%	0.06%	Unchanged
97	HEALTHPEAK PROPERTIES INC COM DOC	DOC	125,000	$2.7m0.06%	0.06%	Reduced -10.3k	-10,300 -7.6%
98	CAMDEN PPTY TR SH BEN INT CPT	CPT	22,500	$2.6m0.06%	0.06%	New
99	SUN CMNTYS INC COM SUI	SUI	20,500	$2.5m0.06%	0.06%	New
100	VORNADO RLTY TR SH BEN INT VNO	VNO	55,000	$2.2m0.05%	0.05%	New

Sold out since Q1 2026

Security	Ticker	Shares held before	Value then
TXNM ENERGY INC TXNM 5.75 06.01.54	TXNM 5.75 06.01.54	95,022,000	$127.1m95.0m shares
WEC ENERGY GROUP INC WEC	WEC	833,814	$96.5m833.8k shares
TXNM ENERGY INC TXNM	TXNM	1,532,247	$89.6m1.5m shares
KRATOS DEFENSE & SEC SOLUTIO KTOS	KTOS	783,148	$55.2m783.1k shares
DOMINION ENERGY INC D	D	500,000	$30.9m500.0k shares
NEXTERA ENERGY INC NEE 7.375 02.15.29	NEE 7.375 02.15.29	609,324	$30.7m609.3k shares
VSE CORP VSEC	VSEC	160,500	$29.6m160.5k shares
AMPHENOL CORP APH	APH	231,500	$29.3m231.5k shares
NVENT ELECTRIC PLC NVT	NVT	235,500	$27.9m235.5k shares
ALLIANCE LAUNDRY HLDGS INC ALH	ALH	1,145,003	$23.7m1.1m shares
CASELLA WASTE SYS INC CWST	CWST	257,694	$20.4m257.7k shares
CENTERPOINT ENERGY INC CNP	CNP	443,500	$19.1m443.5k shares
SM ENERGY CO SM	SM	532,500	$16.6m532.5k shares
POOL CORP POOL	POOL	70,000	$14.2m70.0k shares
CARRIER GLOBAL CORPORATION CARR	CARR	230,000	$13.0m230.0k shares
CATERPILLAR INC CAT	CAT	16,750	$11.9m16.8k shares
WATERBRIDGE INFRASTRUCTURE L WBI	WBI	320,000	$8.6m320.0k shares
V2X INC VVX	VVX	125,000	$8.6m125.0k shares
QUANTA SVCS INC PWR	PWR	15,000	$8.2m15.0k shares
EQUIPMENTSHARE COM INC EQPT	EQPT	401,500	$8.2m401.5k shares
EMERA INC EMA	EMA	150,436	$7.8m150.4k shares
INNOVEX INTERNATIONAL INC INVX	INVX	297,425	$7.3m297.4k shares
ALMONTY INDS INC ALM	ALM	475,000	$6.9m475.0k shares
FRONTVIEW REIT INC FVR	FVR	424,233	$6.6m424.2k shares
AVEANNA HEALTHCARE HLDGS INC AVAH	AVAH	762,150	$4.9m762.1k shares

Options (notional value)

Underlying	Ticker	Type	Shares controlled	Notional	Change
PG&E CORP PCG · Call	PCG	Call	3,250,000	$54.7m3.2m shares	Added
IDACORP INC IDA · Call	IDA	Call	75,000	$11.3m75.0k shares	New
LEGENCE CORP LGN · Put	LGN	Put	125,000	$10.7m125.0k shares	New
AMERICAN HEALTHCARE REIT INC AHR · Call	AHR	Call	200,000	$10.4m200.0k shares	New
PPL CORP PPL · Call	PPL	Call	250,000	$9.1m250.0k shares	New
CORE & MAIN INC CNM · Call	CNM	Call	100,000	$4.8m100.0k shares	New
DUKE ENERGY CORP NEW DUK · Call	DUK	Call	37,500	$4.7m37.5k shares	New
ONEOK INC NEW OKE · Put	OKE	Put	50,000	$4.3m50.0k shares	New
BROOKDALE SR LIVING INC BKD · Put	BKD	Put	250,000	$4.0m250.0k shares	New

Stakes above 5%

Companies where this manager has reported owning more than 5% of a class of shares, on Schedule 13D (may seek influence) or 13G (passive): its latest filing for each, from 19 Dec 2024 on.

Company	Ticker	Stake	Change	Schedule	Last filed
JAMES RIV GROUP HOLDINGS INC JRVR · 13D · filed 2026-05-15	JRVR	10.0%≈ $20.3m	new	13D	2026-05-15
JAMES RIV GROUP LTD JRVR · 13G · filed 2025-11-12	JRVR	10.0%	+3.5 pts	13G	2025-11-12
YORK WTR CO YORW · 13G · filed 2026-08-14	YORW	8.8%≈ $43.5m	+3.6 pts	13G	2026-08-14
NATIONAL HEALTHCARE PPTYS IN 13G · filed 2026-08-14		6.9%≈ $44.4m	new	13G	2026-08-14