ZIMMER PARTNERS LP
Q1 2023 Form 13-F
NEW YORK, NEW YORK
CIK 0001565854
· CRD 165684
· SEC-registered investment adviser
$4.9B Reported Value Total
ZIMMER PARTNERS, LP reports 13 total accounts under management (AUM). There are 13 discretionary accounts valued at $8,226,001,275, and 0 non-discretionary accounts.
Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
Private funds (Form ADV)
9 funds
· $5.1B gross asset value
Hedge Fund: $5.0B · Real Estate Fund: $68.2M
Source: Form ADV filed 2026-04-06
Reported value
$4.9B
Quarter over quarter
-1.3%
Holdings
96
Top-10 concentration
41.6%
Key People
Form ADV owners & control persons
Stuart Jason Zimmer
TRUSTEE
Neil Adler
CHIEF FINANCIAL OFFICER
Jelena Madunic Napolitano
GENERAL COUNSEL AND CHIEF COMPLIANCE OFFICER
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Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.
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Q1 2023 13F record
Q1 2023 13F filing summary
| Period of report | March 31, 2023 |
|---|---|
| Filed | May 15, 2023 |
| Form | 13F-HR |
| Reported value | $4.9B |
| Positions | 96 |
| Change in reported value | -2.0% |
| New positions | 46 |
| Exited positions | 27 |
| Position turnover | 59.4% |
| Top-10 concentration | 41.6% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q2 2026 13F
Filed Aug 14, 2026
|
112 | $4.3B |
|
Q1 2026 13F
Filed May 15, 2026
|
119 | $4.1B |
|
Q4 2025 13F
Filed Feb 17, 2026
|
119 | $3.8B |
|
Q3 2025 13F
Filed Nov 14, 2025
|
133 | $4.6B |
|
Q2 2025 13F
Filed Aug 14, 2025
|
145 | $4.6B |
|
Q1 2025 13F
Filed May 15, 2025
|
147 | $5.3B |
|
Q4 2024 13F
Filed Feb 14, 2025
|
145 | $5.8B |
|
Q3 2024 13F
Filed Nov 14, 2024
|
143 | $5.5B |
|
Q2 2024 13F
Filed Aug 14, 2024
|
149 | $5.4B |
|
Q1 2024 13F
Filed May 15, 2024
|
129 | $4.7B |
|
Q4 2023 13F
Filed Feb 14, 2024
|
101 | $2.7B |
|
Q3 2023 13F
Filed Nov 14, 2023
|
118 | $3.9B |
|
Q2 2023 13F
Filed Aug 14, 2023
|
108 | $4.2B |
|
Q1 2023 13F
Filed May 15, 2023
|
96 | $4.9B |
|
Q4 2022 13F
Filed Feb 14, 2023
|
77 | $5.0B |
|
Q3 2022 13F
Filed Nov 14, 2022
|
89 | $4.6B |
|
Q2 2022 13F
Filed Aug 15, 2022
|
85 | $4.8B |
|
Q1 2022 13F
Filed May 16, 2022
|
108 | $7.0B |
|
Q4 2021 13F
Filed Feb 14, 2022
|
116 | $6.7B |
|
Q3 2021 13F
Filed Nov 15, 2021
|
138 | $6.4B |
33 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q1 2023
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | AWK AMERICAN WTR WKS CO INC NEW | $308.2M | 6.33% |
| 2 | PCG PG&E CORP | $288.7M | 5.93% |
| 3 | POR PORTLAND GEN ELEC CO | $276.2M | 5.67% |
| 4 | TRGP TARGA RES CORP | $236.3M | 4.85% |
| 5 | RYAN RYAN SPECIALTY HOLDINGS INC | $201.2M | 4.13% |
| 6 | DTE DTE ENERGY CO | $185.2M | 3.8% |
| 7 | IIPR INNOVATIVE INDL PPTYS INC | $142.6M | 2.93% |
| 8 | ES EVERSOURCE ENERGY | $136.2M | 2.79% |
| 9 | ETRN EQUITRANS MIDSTREAM CORP | $128.6M | 2.64% |
| 10 | SO SOUTHERN CO | $125.5M | 2.58% |
| 11 | NI NISOURCE INC | $121.0M | 2.48% |
| 12 | FE FIRSTENERGY CORP | $109.6M | 2.25% |
| 13 | ATO ATMOS ENERGY CORP | $104.6M | 2.15% |
| 14 | EGP EASTGROUP PPTYS INC | $101.3M | 2.08% |
| 15 | BRX BRIXMOR PPTY GROUP INC | $100.1M | 2.05% |
| 16 | ORCL ORACLE CORP | $99.9M | 2.05% |
| 17 | PPL PPL CORP | $97.3M | 2.0% |
| 18 | WTRG ESSENTIAL UTILS INC | $94.3M | 1.93% |
| 19 | PSA PUBLIC STORAGE | $90.6M | 1.86% |
| 20 | PLD PROLOGIS INC. | $88.9M | 1.82% |
Values as reported on the Q1 2023 Form 13F. Every position is in the holdings table below.