TORTOISE CAPITAL ADVISORS, L.L.C.
SEC Form 13F institutional filer · CIK 0001280965
13F-HR · 45 reported holdings · 2026-03-31
Investment advisor specializing in energy and infrastructure.
Reported long-US-equity value
$4.26B
Top-10 concentration
88.9%
TORTOISE CAPITAL ADVISORS, L.L.C. — $4.26B AUM allocation strategy
TORTOISE CAPITAL ADVISORS, L.L.C. files SEC Form 13F and reports $4.26B of long US equity value across 45 reported holdings for 2026-03-31.
Its largest sector bet is Energy 80.3%, followed by Utilities 15.4% and Financials 0.4%.
The top 10 holdings account for 89% of reported value — a conviction-weighted book concentrated in its best ideas. The sector and industry splits below are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
TORTOISE CAPITAL ADVISORS, L.L.C. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$4.26B
total across 45 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
89% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$OKE +311K sh · +$126M+$CEG +182K sh · +$34.8M+$TRGP +158K sh · +$264M
Biggest trims (shares)
−$KMI −1.3M sh · +$11.7M−$SRE −473K sh · −$31.7M−$EXE −128K sh · −$14.2M
Exited to nil (held last quarter, gone now)
$XOM ($16M last qtr)$FSLR ($7.38M last qtr)$DLR ($1.32M last qtr)$SMCI ($931K last qtr)$EQIX ($611K last qtr)
Sector allocation (share of reported value)
each slice is a share of the reported long-US-equity value — smaller sectors and the rest of the book roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Industry allocation (share of reported value)
- Oil & Gas Storage & Transportation59.6%—
- Oil & Gas Refining & Marketing19.7%—
- Electric Utilities8.3%—
- Multi-Utilities5.8%—
- Independent Power Producers & Energy Traders1.3%—
- Oil & Gas Exploration & Production1.1%—
- Asset Management & Custody Banks0.4%—
- Other holdings3.9%—
the finer GICS cut of the same book — same denominator — smaller industries roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Top S&P 500 holdings
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $TRGP | Targa Resources Inc | 3.55M | $889M | +158K | 20.9% |
| $WMB | Williams Companies Inc | 11.5M | $837M | +136K | 19.6% |
| $MPC | Marathon Petroleum Corporation | 13.4M | $798M | +82.7K | 18.7% |
| $OKE | ONEOK Inc | 6.09M | $551M | +311K | 12.9% |
| $KMI | Kinder Morgan Inc | 7.85M | $263M | -1.3M | 6.2% |
| $CEG | Constellation Energy Corporation | 397K | $111M | +182K | 2.6% |
| $SRE | DBA Sempra | 1.13M | $110M | -473K | 2.6% |
| $EVRG | Evergy Inc | 1.27M | $104M | -97.4K | 2.4% |
| $VST | Vistra Corp | 476K | $71.6M | +71.7K | 1.7% |
| $NRG | NRG Energy Inc | 395K | $57.8M | +74.3K | 1.4% |
…and 35 more holdings in the full 13F filing (top positions only shown).
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
← All 13F filers·← QuantOrb.pro
How to read Δ QoQ — the five insight categories, and the caveats
The categories. Analysts, quants and retail traders look past total portfolio value to isolate actionable signals. Five categories matter.
Conviction & concentration shifts
New positions vs complete exits — a brand-new stock signals high conviction; a full liquidation suggests a broken thesis or tax-loss harvesting. Aggressive sizing — look at share count, not dollars: a 20% share increase during a drawdown is strong dip-buying. Concentration — a narrowing top-5/10 means conviction; spreading capital across more names means hedging.
Sector & macro allocation rotations
Aggregating Δ QoQ moves across sectors shows where smart money is leaning in or sneaking out — rotating out of growth into defensives or energy, for example. The fund's total long equity exposure quarter-over-quarter is a proxy for overall institutional risk appetite.
Crowding & smart-money consensus
When several managers initiate or expand the same stock in the same quarter, that is institutional consensus. Contrarian reads: top pickers buying hard into a beaten-down name the market is selling.
Derivative & option overlays
Reported call/put changes indicate whether managers are adding downside hedges or leveraging upside exposure. Note: a long increase may be half of a market-neutral pair trade.
Who reads this
| Retail "cloners" | High-conviction ideas to replicate ~45 days after quarter-end. |
| Corporate IR | Which funds bought or dumped the stock, before the next call. |
| Quant / algo traders | Cross-sectional factor inputs: flow, momentum, ownership. |
Four caveats before you trade on it
- 45-day lag — holdings are quarter-end; positions may already be closed.
- Long-only — 13Fs miss shorts, pair trades and cash.
- No non-US / fixed income — the picture is US equities plus options.
- Corporate actions — splits and spinoffs distort raw share deltas.
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