Zimmer Partners, LP
In its 13F for Q2 2025 (holdings as of June 30, 2025, filed August 14, 2025), Zimmer Partners, LP reported 145 stock positions worth $4.4 billion. Its top holding was Eversource Energy (ES) at 6.4% of the portfolio, followed by American Electric Power (AEP, 6.1%) and Xcel Energy (XEL, 5.3%). Compared with Q1 2025, it opened 44 new positions, sold out of 46, added to 31 and reduced 62. The biggest buy was Eversource Energy (ES, shares +4989%) and the biggest sale an exit from Firstenergy (FE).
- Most Recent 13F
- Q2 2026
- Location
- NEW YORK, NY
- CIK
- 0001565854
- Portfolio Value
- $4.4B (Q2 2025)
- SEC Filing
- 0001085146-25-005254 ↗ filed Aug 14, 2025
Holdings Value
Holdings 145 stocks · $4.4B
| ES Eversource Energy | 6.37% | 4,371,700 | $278.1M | Add +4989.3% |
| AEP American Electric Power | 6.07% | 2,553,932 | $265.0M | Reduce -21.4% |
| XEL Xcel Energy Inc. | 5.33% | 3,419,300 | $232.9M | Reduce -17.1% |
| TRGP Targa Resources Corp. | 4.97% | 1,246,223 | $216.9M | Add +12.6% |
| TXNM TXNM Energy Inc. | 4.59% | 3,615,003 | $200.6M | New |
| WELL Welltower Inc. | 4.39% | 1,247,745 | $191.8M | Reduce -32.8% |
| CNP Centerpoint Energy Inc. | 3.51% | 4,165,800 | $153.1M | New |
| KGS Kodiak Gas Services Inc. | 3.37% | 4,294,352 | $147.2M | Add +12.3% |
| PCG P G & E Corp. | 3.28% | 10,287,471 | $143.4M | Reduce -23.7% |
| SRE Sempra | 2.98% | 1,715,916 | $130.0M | Add +42.8% |
| TXNM ENERGY INC (TXNM 5.75 06/01/54) | 2.81% | 95,022,000 | $122.7M | New |
| VNOM Viper Energy Inc. | 2.13% | 2,440,000 | $93.0M | Reduce -3.9% |
| DUK Duke Energy Corp. | 2.00% | 738,429 | $87.1M | Reduce -51.1% |
| RYAN Ryan Specialty Holdings Inc. | 1.96% | 1,258,123 | $85.5M | Reduce -35.9% |
| KD Kyndryl Holdings Inc. | 1.87% | 1,949,657 | $81.8M | Reduce -16.9% |
| AEE Ameren Corporation | 1.66% | 755,345 | $72.5M | Reduce -31.5% |
| PRMB Primo Brands Corp. | 1.59% | 2,349,431 | $69.6M | Reduce -9.2% |
| SWX Southwest Gas Holdings Inc. | 1.54% | 905,332 | $67.3M | Reduce -11.4% |
| EVRG Evergy Inc. | 1.48% | 936,418 | $64.5M | Reduce -39.9% |
| KMI Kinder Morgan Inc. | 1.47% | 2,185,100 | $64.2M | Reduce -32.4% |
| CHWY Chewy Inc. Class A | 1.46% | 1,500,000 | $63.9M | New |
| ETR Entergy Corp. | 1.33% | 696,726 | $57.9M | Reduce -38.5% |
| ETN Eaton Corp. PLC | 1.31% | 160,750 | $57.4M | Reduce -6.8% |
| KTOS Kratos Defense & Security | 1.30% | 1,225,000 | $56.9M | New |
| PNW Pinnacle West Capital | 1.02% | 500,000 | $44.7M | Add +900.0% |
| ZWS Zurn Elkay Water Solutions C | 1.00% | 1,197,400 | $43.8M | Reduce -21.6% |
| HE Hawaiian Electric Inds | 0.93% | 3,825,214 | $40.7M | Reduce -71.4% |
| LLY Eli Lilly & Co. | 0.90% | 50,407 | $39.3M | New |
| AZO AutoZone Inc. | 0.85% | 10,000 | $37.1M | Add +150.0% |
| CRH CRH PLC | 0.84% | 401,000 | $36.8M | Add +9.9% |
| HESM Hess Midstream LP Class A | 0.80% | 902,800 | $34.8M | Add +22.6% |
| PH Parker Hannifin Corp. | 0.74% | 45,980 | $32.1M | Add +2.2% |
| WMS Advanced Drainage Systems Inc. | 0.71% | 270,000 | $31.0M | Add +21.0% |
| SMA Smartstop Self Storage REIT | 0.70% | 838,609 | $30.4M | New |
| TDG Transdigm Group Inc. | 0.65% | 18,700 | $28.4M | Add +13.1% |
| TTAM Titan America SA | 0.64% | 2,236,472 | $27.9M | Reduce -1.8% |
| FANG Diamondback Energy Inc. | 0.63% | 200,000 | $27.5M | Reduce -52.9% |
| WM Waste Management Inc. | 0.63% | 120,000 | $27.5M | Add +87.7% |
| SNCY Sun Country Airlines Holding filed as SUN CTRY AIRLS HLDGS INC | 0.60% | 2,225,900 | $26.2M | Reduce -19.7% |
| ADT Adt Inc. | 0.59% | 3,051,057 | $25.8M | Reduce -52.2% |
| KVYO Klaviyo Inc. Class A | 0.55% | 719,636 | $24.2M | New |
| YORW York Water Co. filed as YORK WTR CO | 0.55% | 757,623 | $23.9M | No change |
| HTO H2O America | 0.55% | 460,000 | $23.9M | Add +454.2% |
| PWR Quanta Services Inc. | 0.52% | 60,500 | $22.9M | Reduce -0.7% |
| NVT Nvent Electric PLC | 0.51% | 302,500 | $22.2M | Reduce -6.9% |
| SFD Smithfield Foods Inc. | 0.50% | 935,384 | $22.0M | Reduce -66.0% |
| CPAY Corpay Inc. | 0.49% | 65,000 | $21.6M | Reduce -24.9% |
| CMS CMS Energy Corp. | 0.48% | 302,138 | $20.9M | New |
| GE General Electric filed as GE AEROSPACE | 0.47% | 80,000 | $20.6M | Add +14.9% |
| CTRE Caretrust REIT Inc. | 0.46% | 659,442 | $20.2M | Reduce -59.6% |
| KNTK Kinetik Holdings Inc. | 0.44% | 435,150 | $19.2M | Reduce -77.9% |
| APD Air Products & Chemicals Inc. | 0.43% | 66,000 | $18.6M | Add +46.7% |
| OKE Oneok Inc. | 0.41% | 219,390 | $17.9M | Reduce -72.0% |
| JRVR James River Group Holdings I | 0.40% | 2,985,810 | $17.5M | Add +38.1% |
| CWST Casella Waste Systems Inc. Class A | 0.39% | 148,500 | $17.1M | Add +38.1% |
| CAT Caterpillar Inc. | 0.39% | 44,000 | $17.1M | Reduce -35.3% |
| SNY Sanofi-ADR | 0.38% | 342,200 | $16.5M | Reduce -5.4% |
| NEE Nextera Energy Inc. | 0.36% | 228,402 | $15.9M | New |
| CPK Chesapeake Utilities Corp. | 0.36% | 130,000 | $15.6M | Reduce -26.6% |
| TEVA Teva Pharmaceutical-SP ADR | 0.36% | 928,380 | $15.6M | Add +28.6% |
| NSC Norfolk Southern Corp. | 0.35% | 60,500 | $15.5M | Add +13.9% |
| CRCL Circle Internet Group Inc. | 0.33% | 80,000 | $14.5M | New |
| VVX V2X Inc. | 0.33% | 297,500 | $14.4M | Add +279.4% |
| FCPT Four Corners Property Trust | 0.33% | 530,006 | $14.3M | Add +8.2% |
| SARO Standardaero Inc. | 0.32% | 435,000 | $13.8M | Add +117.5% |
| FVR Frontview REIT Inc. | 0.31% | 1,118,408 | $13.4M | Reduce -12.7% |
| PFE Pfizer Inc. | 0.28% | 500,800 | $12.1M | New |
| MRX Marex UK Holdings Ltd. filed as MAREX GROUP PLC | 0.27% | 300,000 | $11.8M | New |
| NI Nisource Inc. | 0.25% | 275,000 | $11.1M | Add +29.6% |
| MGA Magna International Inc. | 0.24% | 272,250 | $10.5M | New |
| SR Spire Inc. | 0.24% | 143,259 | $10.5M | Reduce -67.3% |
| SLNO Soleno Therapeutics Inc. | 0.23% | 120,600 | $10.1M | New |
| MSFT Microsoft Corp. | 0.23% | 20,000 | $9.9M | No change |
| WCC Wesco International Inc. | 0.22% | 52,500 | $9.7M | New |
| QXO Qxo Inc. | 0.22% | 437,500 | $9.4M | New |
| TOL Toll Brothers Inc. | 0.21% | 80,000 | $9.1M | Reduce -44.3% |
| ED Consolidated Edison Inc. | 0.21% | 90,016 | $9.0M | Reduce -29.1% |
| SLDE Slide Insurance Holdings Inc. | 0.20% | 399,594 | $8.7M | New |
| CSW CSW Industrials Inc. | 0.20% | 30,000 | $8.6M | New |
| VRT Vertiv Holdings Co. Class A | 0.19% | 65,000 | $8.3M | Reduce -56.7% |
| BOW Bowhead Specialty Holdings I | 0.18% | 215,000 | $8.1M | No change |
| FTAI Ftai Aviation Ltd. | 0.18% | 70,000 | $8.1M | Reduce -22.2% |
| CARR Carrier Global Corp. | 0.18% | 110,000 | $8.1M | New |
| BBIO Bridgebio Pharma Inc. | 0.18% | 180,100 | $7.8M | Reduce -40.3% |
| LOAR Loar Holdings Inc. | 0.17% | 85,000 | $7.3M | New |
| GEV GE Vernova Inc. | 0.17% | 13,800 | $7.3M | Reduce -92.3% |
| GPC Genuine Parts Co. | 0.17% | 60,000 | $7.3M | New |
| BMY Bristol-Myers Squibb Co. | 0.16% | 155,000 | $7.2M | New |
| ASND Ascendis Pharma A/S | 0.16% | 40,300 | $7.0M | Add +11.6% |
| MSEX Middlesex Water Co. | 0.15% | 122,057 | $6.6M | Add +8.7% |
| WHR Whirlpool Corp. | 0.15% | 65,000 | $6.6M | Reduce -13.3% |
| WTRG Essential Utilities Inc. | 0.15% | 175,000 | $6.5M | New |
| HUDSON PAC PPTYS INC | 0.15% | 2,325,000 | $6.4M | New |
| FLS Flowserve Corp. | 0.14% | 120,000 | $6.3M | New |
| PBA Pembina Pipeline Corp. | 0.14% | 162,500 | $6.1M | Reduce -11.9% |
| LNT Alliant Energy Corp. | 0.14% | 100,000 | $6.0M | New |
| EOLS Evolus Inc. | 0.13% | 630,000 | $5.8M | Add +24.8% |
| SNDX Syndax Pharmaceuticals Inc. | 0.13% | 605,800 | $5.7M | Add +184.2% |
| GAUZ Gauzy Ltd. | 0.12% | 645,608 | $5.4M | Reduce -4.2% |
| ROAD Construction Partners Inc. Class A | 0.12% | 50,000 | $5.3M | Reduce -64.3% |
Options reported separately and not counted above: PCG calls ($76.7M), NEE calls ($31.2M), EIX calls ($25.8M), XEL calls ($20.4M), LNG calls ($18.3M), AEP calls ($13.0M), FE calls ($10.1M), ES calls ($6.4M), KGS calls ($6.0M), KTOS calls ($5.8M), KD calls ($5.2M), VNOM calls ($4.8M), and 2 more.
Portfolio Sells Q1 2025 → Q2 2025
| FE Firstenergy Corp. | Sold out | 0.00% | −2.82 |
| HE Hawaiian Electric Inds | Reduce -71.4% | 0.93% | −2.04 |
| D Dominion Energy Inc. | Sold out | 0.00% | −1.97 |
| DUK Duke Energy Corp. | Reduce -51.1% | 2.00% | −1.74 |
| KNTK Kinetik Holdings Inc. | Reduce -77.9% | 0.44% | −1.63 |
| BKH Black Hills Corp. | Reduce -96.2% | 0.06% | −1.56 |
| DTM DT Midstream Inc. | Sold out | 0.00% | −1.43 |
| PCG P G & E Corp. | Reduce -23.7% | 3.28% | −1.42 |
| WELL Welltower Inc. | Reduce -32.8% | 4.39% | −1.38 |
| OKE Oneok Inc. | Reduce -72.0% | 0.41% | −1.16 |
| AEP American Electric Power | Reduce -21.4% | 6.07% | −1.13 |
| RYAN Ryan Specialty Holdings Inc. | Reduce -35.9% | 1.96% | −0.98 |
| GEV GE Vernova Inc. | Reduce -92.3% | 0.17% | −0.94 |
| FANG Diamondback Energy Inc. | Reduce -52.9% | 0.63% | −0.75 |
| EVRG Evergy Inc. | Reduce -39.9% | 1.48% | −0.70 |
| EG Everest Group Ltd. | Sold out | 0.00% | −0.70 |
| ETR Entergy Corp. | Reduce -38.5% | 1.33% | −0.64 |
| SFD Smithfield Foods Inc. | Reduce -66.0% | 0.50% | −0.63 |
| PEG Public Service Enterprise GP | Sold out | 0.00% | −0.62 |
| XEL Xcel Energy Inc. | Reduce -17.1% | 5.33% | −0.59 |
| AEE Ameren Corporation | Reduce -31.5% | 1.66% | −0.59 |
| SCHW Schwab (charles) Corp. | Sold out | 0.00% | −0.56 |
| PLGO Pelagos Insurance Capital LT | Reduce -96.5% | 0.02% | −0.53 |
| CTRE Caretrust REIT Inc. | Reduce -59.6% | 0.46% | −0.48 |
| ADT Adt Inc. | Reduce -52.2% | 0.59% | −0.46 |
| SR Spire Inc. | Reduce -67.3% | 0.24% | −0.46 |
| PACS Pacs Group Inc. | Reduce -88.7% | 0.07% | −0.41 |
| KMI Kinder Morgan Inc. | Reduce -32.4% | 1.47% | −0.40 |
| REXR Rexford Industrial Realty Inc. | Sold out | 0.00% | −0.38 |
| AESI Atlas Energy Solutions Inc. | Sold out | 0.00% | −0.36 |
| DAL Delta Air Lines Inc. | Sold out | 0.00% | −0.36 |
| PLD Prologis Inc. | Sold out | 0.00% | −0.31 |
| PRMB Primo Brands Corp. | Reduce -9.2% | 1.59% | −0.27 |
| AWK American Water Works Co. Inc. | Sold out | 0.00% | −0.25 |
| UAL United Airlines Holdings Inc. | Sold out | 0.00% | −0.24 |
| SPG Simon Property Group Inc. | Reduce -74.9% | 0.08% | −0.21 |
| O Realty Income Corp. | Sold out | 0.00% | −0.21 |
| ARCB Arcbest Corp. | Sold out | 0.00% | −0.20 |
| VNOM Viper Energy Inc. | Reduce -3.9% | 2.13% | −0.19 |
| TEX Terex Corp. | Sold out | 0.00% | −0.19 |
| SWTX Springworks Therapeutics Inc. | Sold out | 0.00% | −0.18 |
| ARGX Argenx SE - ADR | Sold out | 0.00% | −0.17 |
| VTR Ventas Inc. | Sold out | 0.00% | −0.16 |
| GMS GMS Inc. | Sold out | 0.00% | −0.15 |
| KRMN Karman Holdings Inc. | Sold out | 0.00% | −0.14 |
| WAY Waystar Holding Corp. | Reduce -61.7% | 0.11% | −0.12 |
| CPAY Corpay Inc. | Reduce -24.9% | 0.49% | −0.12 |
| CHTR Charter Communications Inc. Class A | Sold out | 0.00% | −0.11 |
| EXR Extra Space Storage Inc. | Sold out | 0.00% | −0.11 |
| ROIV Roivant Sciences Ltd. | Sold out | 0.00% | −0.11 |
Portfolio Buys Q1 2025 → Q2 2025
| ES Eversource Energy | Add +4989.3% | 6.37% | +6.26 |
| TXNM TXNM Energy Inc. | New | 4.59% | +4.59 |
| CNP Centerpoint Energy Inc. | New | 3.51% | +3.51 |
| TXNM ENERGY INC (TXNM 5.75 06/01/54) | New | 2.81% | +2.81 |
| CHWY Chewy Inc. Class A | New | 1.46% | +1.46 |
| KTOS Kratos Defense & Security | New | 1.30% | +1.30 |
| SRE Sempra | Add +42.8% | 2.98% | +1.24 |
| PNW Pinnacle West Capital | Add +900.0% | 1.02% | +0.93 |
| LLY Eli Lilly & Co. | New | 0.90% | +0.90 |
| SMA Smartstop Self Storage REIT | New | 0.70% | +0.70 |
| KVYO Klaviyo Inc. Class A | New | 0.55% | +0.55 |
| AZO AutoZone Inc. | Add +150.0% | 0.85% | +0.54 |
| CMS CMS Energy Corp. | New | 0.48% | +0.48 |
| KGS Kodiak Gas Services Inc. | Add +12.3% | 3.37% | +0.48 |
| TRGP Targa Resources Corp. | Add +12.6% | 4.97% | +0.47 |
| HTO H2O America | Add +454.2% | 0.55% | +0.46 |
| NEE Nextera Energy Inc. | New | 0.36% | +0.36 |
| CRCL Circle Internet Group Inc. | New | 0.33% | +0.33 |
| WM Waste Management Inc. | Add +87.7% | 0.63% | +0.33 |
| PFE Pfizer Inc. | New | 0.28% | +0.28 |
| MRX Marex UK Holdings Ltd. | New | 0.27% | +0.27 |
| VVX V2X Inc. | Add +279.4% | 0.33% | +0.25 |
| MGA Magna International Inc. | New | 0.24% | +0.24 |
| SLNO Soleno Therapeutics Inc. | New | 0.23% | +0.23 |
| WCC Wesco International Inc. | New | 0.22% | +0.22 |
| WMS Advanced Drainage Systems Inc. | Add +21.0% | 0.71% | +0.22 |
| JRVR James River Group Holdings I | Add +38.1% | 0.40% | +0.22 |
| QXO Qxo Inc. | New | 0.22% | +0.22 |
| SARO Standardaero Inc. | Add +117.5% | 0.32% | +0.21 |
| SLDE Slide Insurance Holdings Inc. | New | 0.20% | +0.20 |
| CSW CSW Industrials Inc. | New | 0.20% | +0.20 |
| CRH CRH PLC | Add +9.9% | 0.84% | +0.19 |
| GE General Electric | Add +14.9% | 0.47% | +0.19 |
| TDG Transdigm Group Inc. | Add +13.1% | 0.65% | +0.19 |
| CARR Carrier Global Corp. | New | 0.18% | +0.18 |
| PH Parker Hannifin Corp. | Add +2.2% | 0.74% | +0.18 |
| LOAR Loar Holdings Inc. | New | 0.17% | +0.17 |
| GPC Genuine Parts Co. | New | 0.17% | +0.17 |
| HESM Hess Midstream LP Class A | Add +22.6% | 0.80% | +0.16 |
| BMY Bristol-Myers Squibb Co. | New | 0.16% | +0.16 |
| APD Air Products & Chemicals Inc. | Add +46.7% | 0.43% | +0.16 |
| CWST Casella Waste Systems Inc. Class A | Add +38.1% | 0.39% | +0.15 |
| WTRG Essential Utilities Inc. | New | 0.15% | +0.15 |
| HUDSON PAC PPTYS INC | New | 0.15% | +0.15 |
| FLS Flowserve Corp. | New | 0.14% | +0.14 |
| LNT Alliant Energy Corp. | New | 0.14% | +0.14 |
| TEVA Teva Pharmaceutical-SP ADR | Add +28.6% | 0.36% | +0.13 |
| BLDR Builders Firstsource Inc. | New | 0.11% | +0.11 |
| BRO Brown & Brown Inc. | New | 0.10% | +0.10 |
| NSC Norfolk Southern Corp. | Add +13.9% | 0.35% | +0.10 |
Options Activity Q1 2025 → Q2 2025
| PCG P G & E Corp. | call | Reduce -8.3% | 5,500,000 | $76.7M |
| PRMB Primo Brands Corp. | call | Sold out | 895,000 | $31.8Mbefore exit |
| NEE Nextera Energy Inc. | call | New | 450,000 | $31.2M |
| EIX Edison International | call | Add +17.6% | 500,000 | $25.8M |
| XEL Xcel Energy Inc. | call | Add +20.0% | 300,000 | $20.4M |
| WELL Welltower Inc. | call | Sold out | 125,000 | $19.2Mbefore exit |
| LNG Cheniere Energy Inc. | call | New | 75,000 | $18.3M |
| CNP Centerpoint Energy Inc. | put | Sold out | 500,000 | $18.1Mbefore exit |
| SRE Sempra | call | Sold out | 250,000 | $17.8Mbefore exit |
| AEP American Electric Power | put | Sold out | 150,000 | $16.4Mbefore exit |
| WEC WEC Energy Group Inc. | put | Sold out | 125,000 | $13.6Mbefore exit |
| AEP American Electric Power | call | New | 125,000 | $13.0M |
| SO The Southern Co. | put | Sold out | 125,000 | $11.5Mbefore exit |
| PACS Pacs Group Inc. | put | Sold out | 900,000 | $10.1Mbefore exit |
| DUK Duke Energy Corp. | call | Sold out | 75,000 | $9.1Mbefore exit |
| EVRG Evergy Inc. | call | Sold out | 125,000 | $8.6Mbefore exit |
| CPAY Corpay Inc. | call | Sold out | 22,500 | $7.8Mbefore exit |
| KMI Kinder Morgan Inc. | call | Sold out | 262,500 | $7.5Mbefore exit |
| ET Energy Transfer LP | call | Sold out | 350,000 | $6.5Mbefore exit |
| ES Eversource Energy | call | New | 100,000 | $6.4M |
| KGS Kodiak Gas Services Inc. | call | New | 175,000 | $6.0M |
| KTOS Kratos Defense & Security | call | New | 125,000 | $5.8M |
| WMS Advanced Drainage Systems Inc. | call | Sold out | 50,000 | $5.4Mbefore exit |
| KD Kyndryl Holdings Inc. | call | Reduce -50.0% | 125,000 | $5.2M |
| VNOM Viper Energy Inc. | call | Reduce -50.0% | 125,000 | $4.8M |
| CTRE Caretrust REIT Inc. | call | Sold out | 145,900 | $4.2Mbefore exit |
| OKE Oneok Inc. | call | New | 50,000 | $4.1M |
| DTE DTE Energy Company | put | Sold out | 25,000 | $3.5Mbefore exit |
| SFD Smithfield Foods Inc. | call | New | 125,000 | $2.9M |
| CRH CRH PLC | call | Sold out | 25,000 | $2.2Mbefore exit |
| DAL Delta Air Lines Inc. | call | Sold out | 50,000 | $2.2Mbefore exit |
| SNCY Sun Country Airlines Holding | call | Sold out | 75,000 | $924Kbefore exit |
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 111 | $4.2B | WELL, NI, ES, KGS, XEL |
| Q1 2026 | 117 | $3.9B | ADC, NI, ES, WELL, XEL |
| Q4 2025 | 119 | $3.8B | ES, WELL, XEL, NI, KGS |
| Q3 2025 | 133 | $4.1B | ES, NI, TRGP, XEL, WELL |
| Q2 2025 | 145 | $4.4B | ES, AEP, XEL, TRGP, TXNM |
| Q1 2025 | 147 | $4.9B | AEP, XEL, WELL, PCG, TRGP |
| Q4 2024 | 145 | $5.8B | WELL, BA, TRGP, PCG, XEL |
| Q3 2024 | 143 | $5.3B | WELL, RYAN, AEE, EVRG, PNW |
| Q2 2024 | 149 | $5.2B | WELL, EVRG, ES, AEE, RYAN |
| Q1 2024 | 128 | $4.6B | WELL, AEE, RYAN, NI, PCG |