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Welcome to the Portfolio123 Forum
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1
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3535
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September 12, 2022
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P123 Quant Coaching Program (2026) — Factor Investing Track
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10
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185
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January 27, 2026
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A math-geek's method for getting 2 equally-sized, random subuniverses beyond using even/odd universes
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17
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141
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January 27, 2026
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Trust Pilot: Excellent (4.6)
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4
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427
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January 27, 2026
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Renaissance, Schonfeld, and Engineers Gate stung in a shaky start for quants in 2026
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0
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30
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January 27, 2026
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Suggestions on EU strategy execution - IB linked
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18
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210
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January 26, 2026
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The quant shop — AI lab convergence
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1
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60
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January 26, 2026
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How is account strategy performance calculated?
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22
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682
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January 26, 2026
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More examples of our insider transaction ratings working beautifully
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22
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394
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January 26, 2026
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Trading EU Strategies at IB
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0
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28
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January 26, 2026
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Hierarchical ML Factor Ranking
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18
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310
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January 26, 2026
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The recommendation was simple: start with AI Factor right away
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22
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342
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January 25, 2026
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Airport Lounges Sound Luxurious. I Keep Getting Duped
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9
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120
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January 24, 2026
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Active Management’s Persistent Failure: A 2025 Perspective
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0
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55
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January 24, 2026
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AlgoMan's Quant Toolkit – Advanced Pre-Training Analysis for Tree-Based Models
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24
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694
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January 24, 2026
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Open prices
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1
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70
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January 23, 2026
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Gold vs. Bond ETF Rotation
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1
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112
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January 22, 2026
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Win / Loss Ratio
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71
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340
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January 22, 2026
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Lack of Canadian CSE stocks on P123
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6
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147
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January 22, 2026
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A Thoughtful Deep Dive on Microcap Dilution Risk – Great Analysis from Ryan
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0
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61
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January 22, 2026
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Delete vs archive strategy
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0
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41
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January 21, 2026
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Exclusive: Big North European investors reassess US exposure as geopolitical risk mounts
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0
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40
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January 22, 2026
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Has anybody watched IBRX over the last 2 weeks?
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3
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101
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January 22, 2026
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Trump ‘immediately’ imposes 25% tariffs on countries that do business with Iran. China’s on the list
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58
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424
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January 21, 2026
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A Dilution Risk Scorecard
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4
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109
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January 21, 2026
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JPMorgan CEO Dimon says credit card rate cap will be an economic disaster
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1
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36
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January 21, 2026
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"future date" error
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6
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428
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January 21, 2026
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How to use LinReg with custom formulas
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7
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213
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January 20, 2026
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AI Factor - Ability to Include Slippage
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6
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203
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January 20, 2026
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Raw US dollar index (without carry)
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0
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34
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January 20, 2026
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