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TNUK Tortoise Nuclear Renaissance ETF

Issuer
Tortoise
Inception
Dec 18, 2025
AUM
$1.2M
Expense ratio
0.75%
Yield
—
Asset class
Equity
Holdings
0
Last price
$20.44

TNUK is an actively managed, non-diversified ETF that seeks total return by investing across the full global nuclear energy value chain. Unlike uranium-only funds, it provides broader, balanced exposure to companies involved in uranium mining, reactor design and construction, and the operation and maintenance of nuclear reactors. The fund may invest in companies of any market capitalization globally, focusing on those with at least 50% of revenuesor significant strategic emphasisin nuclear industries. TNUK aims to capture growth from the increasing global demand for reliable, clean energy as nuclear transitions into a critical infrastructure sector. The fund concentrates its holdings in the nuclear energy and technology sector, offering investors targeted exposure to the evolution and expansion of nuclear power.

-17.9%
2025-12-18low 19.44 · high 29.832026-11-13

Performance

1M3MYTD1Y3Y ann.5Y ann.
TNUK-4.2%-17.5%-17.9%———
Equity average (4725 funds)-2.2%-4.7%+3008.3%+1886.0%+15.1%+2.6%

Insider activity in the holdings

Open-market insider buying across this fund’s holdings over 90 days, weighted by holding weight: −$444K net.

HoldingWeightInsiders boughtInsiders sold
VST Vistra Corp3.03%$1.2M$16.6M
MIR Mirion Technologies Inc7.58%$312K$0

Holdings · as of Nov 13, 2026

#HoldingWeight
1CW Curtiss-Wright Corp7.99%
2CCJ Cameco Corp7.90%
3034020.KS Doosan Enerbility Co Ltd7.70%
4MIR Mirion Technologies Inc7.58%
5BWXT BWX Technologies Inc7.40%
6AMTM Amentum Holdings Inc5.44%
7CEG Constellation Energy Corp5.29%
8ATRL.TO AtkinsRealis Group Inc5.03%
9RYCEF Rolls-Royce Holdings PLC4.84%
10PEG Public Service Enterprise Group Inc4.82%
11FORTUM.HE Fortum Oyj4.55%
12UEC Uranium Energy Corp4.46%
13TLN Talen Energy Corp4.43%
14LEU Centrus Energy Corp4.20%
15KAP.IL NAC Kazatomprom JSC4.05%
16VST Vistra Corp3.03%
17J Jacobs Solutions Inc2.55%
18DNN Denison Mines Corp2.37%
19GEV GE Vernova Inc1.70%
20TNUK CANADIAN DOLLAR1.55%
21XE X-Energy Inc1.02%
22UUUU Energy Fuels Inc/Canada0.99%
23NXGPF NexGen Energy Ltd0.83%
24OKLO Oklo Inc0.71%
25SMR NuScale Power Corp0.68%

Sector breakdown

Industrials53.9%
Utilities26.6%
Energy19.5%

Country breakdown

United States63.2%
Canada15.5%
Finland6.0%
United Kingdom5.9%
South Korea5.0%

Distributions

No distributions on file.

Members of Congress who disclosed this ETF

No member of Congress has disclosed a trade in TNUK in the filings we hold.

Fund facts, prices, performance and distributions: our market-data vendor. Holdings: the vendor and SEC Form N-PORT. Insider and Congress data: InsiderBuying. Last updated Nov 13, 2026. This is historical data, not investment advice. Report a data error

TNUK: Tortoise Nuclear Renaissance ETF — Holdings, Performance and Insider Activity | InsiderBuying.com