TNUK ETF largest holding is CW at 8.27% as of Aug 18, 2026

TNUK ETF largest holding is CW at 8.27% as of Aug 18, 2026
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CW is TNUK's largest holding at 8.27% of the fund as of Aug 18, 2026. TNUK is Tortoise Nuclear Renaissance ETF.

Showing top 26 of 26 holdings · as of Aug 18, 2026
TNUK holdings, by weight
#TickerNameWeightCumulativeSharesMkt valueSectorIndustry
1
CW
Curtiss-wright CorpIndustrials · Aerospace & Defense
8.27%		8.3%228$158.6KIndustrialsAerospace & Defense
2
BWXT
Bwx Technologies, Inc.Industrials · Aerospace & Defense
7.25%		15.5%842$138.9KIndustrialsAerospace & Defense
Sector and industry · Pro
3
MIR
Mirion Technologies Inc. Class A
6.97%		22.5%8,713$133.6K
4
CCJ
Cameco Corp
6.95%		29.4%1,388$133.3K
5—Doosan Co Ltd
6.78%		36.2%2,356$130.0K
6
RYCEY
Rolls-Royce-Adr
6.06%		42.3%5,579$116.2K
7
ATRL
Atkinsrealis Group Inc
5.66%		47.9%1,729$108.4K
8
CEG
Constellation Energy Corp
5.47%		53.4%393$104.9K
9
AMTM
Amentum Holdings Inc-W/I
5.34%		58.8%4,882$102.3K
10
PEG
Public Service Enterprise Group Inc.
4.99%		63.7%1,266$95.7K
11
FOT
Fortum Oyj
4.71%		68.5%3,897$90.3K
12
LEU
Centrus Energy Corp
4.47%		72.9%488$85.7K
13
KAPQ
Nac Kazatomprom Jsc
4.40%		77.3%1,168$84.3K
14
UEC
Uranium Energy Corp.
3.98%		81.3%6,968$76.4K
15
TLN
Talen
3.89%		85.2%235$74.7K
16—Jacobs Engineering Group Inc -
3.22%		88.4%432$61.7K
17—Vistra Energy Corp.
2.96%		91.4%404$56.8K
18
DML
Denison Mines Corp
2.41%		93.8%14,689$46.3K
19
GEV
GE Vernova, LLC
1.78%		95.6%34$34.2K
20—Nexgen Energy Ltd
0.94%		96.5%1,760$18.1K
21
XE
X-Energy Inc Class A
0.86%		97.4%873$16.5K
22
EFR
Energy Fuels Inc/Canada
0.78%		98.1%1,067$15.0K
23
SMR
Nuscale Power Corp Cl A
0.66%		98.8%1,475$12.7K
24
OKLO
Oklo Inc
0.62%		99.4%288$11.9K
25
FGXXX
First American Government Obligations Fund
0.42%		99.8%8,043$8.0K
26—Other Assets and Liabilities
0.23%		100.1%183,427,891$4.5K
Not reported for this fund: share changes.
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TNUK ETF All Holdings

TNUK holdings total 26 positions. The top 10 holdings account for 63.7% of the fund, led by Curtiss-wright Corp at 8.3%, Bwx Technologies, Inc. at 7.3%, Mirion Technologies Inc. Class A at 7.0%.

TNUK portfolio concentration is relatively high, with the top 10 representing 63.7% of total assets. The largest sector exposure is Industrials at 31.5%.

TNUK sectors provide a detailed breakdown. TNUK overlap shows how holdings compare to other funds in your portfolio.

Compare TNUK

TNUK vs SPYTNUK vs QQQTNUK vs VOOTNUK vs VTITNUK vs IVVTNUK vs SCHDTNUK vs VYMTNUK vs VXUS

TNUK ETF Holdings

26 of 26 holdings

  • 1

    Curtiss-wright Corp

    CWIndustrials
    8.27%
  • 2

    Bwx Technologies, Inc.

    BWXTIndustrials
    7.25%
  • 3

    Mirion Technologies Inc. Class A

    MIRInformation Technology
    6.97%
  • 4

    Cameco Corp Common Stock

    CCO:CAMaterials
    6.95%
  • 5

    Doosan Co Ltd

    034020:KRUnknown
    6.78%
  • 6

    Rolls-Royce-Adr

    RYCEY:LNUnknown
    6.06%
  • 7

    Atkinsrealis Group Inc

    ATRL:CAIndustrials
    5.66%
  • 8

    Constellation Energy Corp

    CEGUtilities
    5.47%
  • 9

    Amentum Holdings Inc-W/I

    AMTMIndustrials
    5.34%
  • 10

    Public Service Enterprise Group Inc.

    PEGUtilities
    4.99%
  • 11

    Fortum Oyj

    FOT:FIUtilities
    4.71%
  • 12

    Centrus Energy Corp

    LEUEnergy
    4.47%
  • 13

    Nac Kazatomprom Jsc

    KAPQ:LNMaterials
    4.40%
  • 14

    Uranium Energy Corp.

    UECMaterials
    3.98%
  • 15

    Talen Energy

    TLNUtilities
    3.89%
  • 16

    Jacobs Engineering Group Inc - Common

    JIndustrials
    3.22%
  • 17

    Vistra Energy Corp.

    VSTUtilities
    2.96%
  • 18

    Denison Mines Corp

    DML:CAMaterials
    2.41%
  • 19

    GE Vernova, LLC

    GEVIndustrials
    1.78%
  • 20

    Nexgen Energy Ltd

    NXE:CAMaterials
    0.94%
  • 21

    X-Energy Inc Class A

    XEUnknown
    0.86%
  • 22

    Energy Fuels Inc/Canada

    EFR:CAMaterials
    0.78%
  • 23

    Nuscale Power Corp Cl A

    SMRUtilities
    0.66%
  • 24

    Oklo Inc

    OKLOEnergy
    0.62%
  • 25

    First American Government Obligations Fund

    FGXXXFinancials
    0.42%
  • 26

    Other Assets And Liabilities

    Other
    0.23%