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Leigh Robert Curyer

Executive
NexGen Energy Ltd.IsoEnergy Ltd.
Insider activity · 24 months0 buys6 salesCumulative net flow
Total declarations
57
Companies
2
▲ Purchases (0 ops.)
—
▼ Sales (26 ops.)
€88.6M

Latest filing published 02 Jul 2026 for NexGen Energy Ltd., €32.9M.

Filing timeline

BuySale
Leigh Robert Curyer

Insider track record

Disclosed buys
0
Disclosed sells
26
Signal history

Leigh Robert Curyer: trading record in brief

Leigh Robert Curyer sold EUR 73,390,613 of securities in 22 trades, EUR 700,532 at the median, with no purchase in the record. The largest, EUR 30,172,636, dates from May 28, 2026. Next come EUR 11,845,048 on December 2, 2025 and EUR 5,755,852 on June 10, 2021, all at NexGen Energy Ltd.

These are Canadian filings, on the Toronto stock exchange: NexGen Energy Ltd. holds 34 (codes 4, Director of Issuer, and 5, Senior Officer of Issuer, 18 of them sales) and IsoEnergy Ltd. holds 13 (code 4, 4 of them sales). The record totals 47 filings from October 17, 2016 to July 2, 2026, with 21 option exercises and 4 filings of another kind.

The pace is irregular: from 1 to 10 filings a year, with 10 in 2025 and 8 in 2019. The last twelve months hold 7, 2 of them sales. Publication comes a median of 4 days after the trade.

17, 17 and 14 trades by Curyer fall within 30 days of colleagues at NexGen Energy Ltd., in that order, all in the same direction. In the same order, the colleagues are Christopher Walter McFadden, Richard J Patricio and Trevor John Thiele.

Companies and markets linked to Leigh Robert Curyer

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Declarations55 total
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    53M CAD0SEDI
    4,000,000 shares@ CA$13.3242.4% of flowOptionsTSXSEDI:4743755
  • ◇
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    975,750 CAD0SEDI
    75,000 shares@ CA$13.01100.0% of flowOptionsTSXSEDI:4734928
  • ▼
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    49M CAD15SEDI
    3,000,000 shares@ CA$16.18530.51% mcap38.8% of flowCommon SharesTSXSEDI:4732346
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    16M CAD0SEDI
    2,666,667 shares@ CA$5.8412.5% of flowOptionsTSXSEDI:4732343
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    8M CAD0SEDI
    1,333,333 shares@ CA$5.846.2% of flowOptionsTSXSEDI:4732339
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    6M CAD11SEDI
    2,000,000 shares@ CA$3.243.9% of flowCommon SharesTSXSEDI:4621882
  • ▼
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    19M CAD12SEDI
    1,500,000 shares@ CA$12.833911.7% of flowCommon SharesTSXSEDI:4621883
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    2M CAD11SEDI
    1,100,000 shares@ CA$1.801.0% of flowCommon SharesTSXSEDI:4562673
  • ▼
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    8M CAD11SEDI
    900,000 shares@ CA$9.40014.3% of flowCommon SharesTSXSEDI:4562679
  • ◇
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    83,300 CAD11SEDI
    17,500 shares@ CA$4.762.1% of flowCommon SharesTSXSEDI:4551582
  • ▼
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    170,942 CAD11SEDI
    17,500 shares@ CA$9.76814.4% of flowCommon SharesTSXSEDI:4551588
  • ●
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    0SEDI
    148,875 sharesCommon SharesTSXSEDI:4532425
  • ●
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    0SEDI
    40,000 sharesCommon SharesTSXSEDI:4484937
  • ▼
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    423,495 CAD12SEDI
    150,000 shares@ CA$2.823310.4% of flowCommon SharesTSXSEDI:4440056
  • ◇
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    65,450 CAD11SEDI
    170,000 shares@ CA$0.3851.6% of flowCommon SharesTSXSEDI:4440054
  • ▼
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    14M CAD0SEDI
    1,250,000 shares@ CA$11.5543Common SharesTSXSEDI:4418146
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    2M CAD0SEDI
    1,500,000 shares@ CA$1.59Common SharesTSXSEDI:4418143
  • ▼
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    6M CAD11SEDI
    650,000 shares@ CA$9.64993.1% of flowCommon SharesTSXSEDI:4336414
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    1M CAD11SEDI
    750,000 shares@ CA$1.920.7% of flowCommon SharesTSXSEDI:4336413
  • ◇
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    1M CAD11SEDI
    500,000 shares@ CA$2.411.0% of flowCommon SharesTSXSEDI:4223296
  • ▼
    4 - Director of Issuer, 5 - Senior Officer of IssuerExecutivesNexGen Energy Ltd.
    3M CAD11SEDI
    300,000 shares@ CA$8.92142.1% of flowCommon SharesTSXSEDI:4223300
  • ◇
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    58,800 CAD11SEDI
    140,000 shares@ CA$0.421.4% of flowCommon SharesTSXSEDI:4216488
  • ▼
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    402,790 CAD12SEDI
    100,000 shares@ CA$4.02799.7% of flowCommon SharesTSXSEDI:4216497
  • ▼
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    344,500 CAD12SEDI
    130,000 shares@ CA$2.657.7% of flowCommon SharesTSXSEDI:4158156
  • ◇
    4 - Director of IssuerExecutivesIsoEnergy Ltd.
    46,800 CAD11SEDI
    130,000 shares@ CA$0.361.1% of flowCommon SharesTSXSEDI:4158155

25 of 55 declarations