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Zimmer Partners, LP

Registered adviser
Location
NEW YORK, NY
Portfolio Value
Mid $4,341,161,384
Diversification
Diversified
Filing Date
Global Rank
#976 / 8,818 ▼ 46
Top Industry
Utilities - Regulated Electric 23.3%
3Y Alpha vs SPY
-6.5%
Period ended 4 months ago
Filed Aug 14, 2026 · 2mo
26 quarters · since Mar 2020

Regulatory profile

From Form ADV, the SEC filer profile, 13D/13G type codes and N-CEN, never from the name.

Holder type
Registered adviser
Form ADV roster, Oct 1, 2026
Form ADV adviser
CRD 165684
Roster of Oct 1, 2026
Regulatory AUM
$5,238,017,042
Main clients
Pooled investment vehicles (87% of AUM)
Private funds
4 funds · Hedge funds
Focus by fund count, roster of Oct 1, 2026
$4,254,828,630 gross assets
LEI
549300VYX5JHBKROFL43
Private funds on Schedule D 7.B.(1)
As filed Mar 27, 2024; SEC's bulk Form ADV archive ends with 2024 filings.
$6,784,670,298 gross assets in 4 funds Hedge funds $6,756,905,401 (3) Real estate funds $27,764,897 (1)
Form ADV history
Monthly rosters from Dec 2019; each row is a run with the same figures, newest first.
Rosters Regulatory AUM Main clients
Apr 2026 to Oct 2026 $5,238,017,042 Pooled investment vehicles (87%)
Apr 2025 to Mar 2026 $7,905,209,470 Pooled investment vehicles (95%)
Apr 2024 to Mar 2025 $6,842,318,663 Pooled investment vehicles (99%)
May 2023 to Mar 2024 $8,226,001,275 Pooled investment vehicles (99%)
Apr 2023 $8,226,001,275 Pooled investment vehicles (99%)
Apr 2022 to Mar 2023 $8,697,708,565 Pooled investment vehicles (100%)
4 earlier changes not shown.

Portfolio style

Measured from the filed 13F common-share book for Jun 30, 2026, never from the firm's own description.

Style
Diversified active
Top 10 weight 43.0%, 38.4 effective positions, active share 95.6% against the Russell 1000 as of 2026-06-30; it meets none of the index-like, systematic-like or concentrated tests
Turnover
High turnover
129.3% over the last four quarters (100%+)
Horizon
Horizon unknown
The value-weighted holding period is at least 7.8 quarters, but 3.9% of the book was already held when coverage starts

Closest benchmark: the Russell 1000 as of 2026-06-30, active share 95.6%; sector active share 73.2% against the combined 13F book's sector weights.

Over time 26 measured quarters

How the bands are measured

Style bands measure the filed 13F common-share book each closed quarter, tested in this order. Unknown: under $10,000,000 of valued equity or 5 stocks. Index-like (100+ stocks): active share of 20% or less against the closest benchmark, which is the S&P 500, S&P MidCap 400, S&P SmallCap 600, Russell 1000, Russell 2000, Nasdaq-100 or Dow Jones Industrial Average (weighted by an index-tracking fund's reported holdings or the index's constituents nearest the quarter end, over the names resolved to companies, and only when those are 90%+ of its weight) or every 13F filer's combined book, or index series holding 80%+ of the registered fund assets it advises (N-CEN) and equal to 50%+ of its book. Systematic-like: 500+ stocks, 100%+ annual turnover and a top 10 weight of 25% or less. Concentrated: a top 10 weight of 60%+ or 12 or fewer effective positions. Diversified active: none of these. Turnover is the smaller of buys and sells over average equity value, summed over four quarters: low under 30%, high 100%+. Horizon is the value-weighted number of quarters each position has been held: short under 4, long 12+.

Clone Performance

Build a hypothetical price-return history from this filer's public 13F holdings.

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Portfolio Concentration

113 tracked positions · as of Jun 30, 2026 · Δ vs Mar 31, 2026
Top Position
5.9%
−0.4 pts
Top 5
24.5%
−4.8 pts
Top 10
43.3%
−4.9 pts
HHI
261
Sep 2023 → Jun 2026 · range 261 – 408
Diversified−42

Portfolio Trend

26 quarters · across all stocks

Sector Breakdown

As of Jun 30, 2026
Sector % Portfolio Value
Utilities 33.0% $1,432,284,043
Industrials 22.0% $955,761,345
Energy 19.4% $840,423,415
Real Estate 16.2% $701,173,616
Consumer Cyclical 3.4% $147,873,925
Financial Services 2.5% $109,791,028
Basic Materials 1.6% $69,176,807
Consumer Defensive 0.8% $34,948,000
Technology 0.7% $29,657,639
Healthcare 0.3% $13,681,966
Communication Services 0.1% $6,389,600

Last Quarter's Activity

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Jun 30, 2026 vs Mar 31, 2026

Added To

Positions the filer increased
25 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
25 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
25 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
113 tracked positions · $4,341,161,384 total · filing declares 122 positions · $4,342,914,697 · as of Jun 30, 2026
Showing 1–50 of 113 positions by value · page 1 of 3
Ticker Company Shares Value (USD) % of Portfolio History

Showing the top 50 of 113 positions. Create a free account to see every position, past quarters, search, filters and CSV export.

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.