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Welcome to the Portfolio123 Forum
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1
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3649
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September 12, 2022
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Live Strategy versus Simulated Strategy
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3
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135
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June 26, 2026
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Portfolio performance last 1-2 months
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17
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523
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June 26, 2026
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A Thoughtful Deep Dive on Microcap Dilution Risk – Great Analysis from Ryan
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4
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178
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June 26, 2026
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Catalog of AI Factors?
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0
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60
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June 24, 2026
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I really wish factor momentum would work - help me show that it actually does
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21
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711
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June 24, 2026
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ERROR: Cannot open connection to RANK300E:23002
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2
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32
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June 24, 2026
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Free P123 Claude Skill v3.0
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10
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414
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June 23, 2026
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I'm trying to understand AI-factor holdout and pricing
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3
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149
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June 23, 2026
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New Sim Failed to Run, Can't delete broken entry in Sim List
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2
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38
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June 23, 2026
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DMs have not been updated
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2
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51
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June 22, 2026
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Advice on working in a fund
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0
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81
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June 22, 2026
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Reducing Max DD
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12
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275
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June 21, 2026
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Finland and Belgium benchmark data ends 2025
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5
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104
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June 19, 2026
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Data quality/availability for european stocks
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77
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2259
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June 18, 2026
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Imported Stock Factors
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9
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104
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June 18, 2026
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Issues in linking IB account for autotrade
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1
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56
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June 16, 2026
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Claude Fable 5 Flags P123 Model Research as Potentially Dangerous?!
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5
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325
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June 15, 2026
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Which of the two solutions would you choose to optimize but avoid severe over-optimization?
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11
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241
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June 15, 2026
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It's a great time to be alive
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2
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202
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June 14, 2026
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Accidently deleted stock split in trade
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2
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65
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June 13, 2026
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Resource Units costs for AI Factor have been reduced by 50%
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0
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82
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June 12, 2026
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Imported Factor Upgrades (now includes a staleness filter)
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0
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114
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June 12, 2026
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Reoptimizing a Multi-Nodal Ranking Sytem
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5
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220
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June 11, 2026
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Error running screen
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11
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63
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June 11, 2026
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Are our linear AI models homoskedastic? Are they close to linear?
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1
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134
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June 11, 2026
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NEW: Insider page with P123 ratings now available
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62
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1956
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June 11, 2026
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Aggregate in Ranking
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1
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40
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June 11, 2026
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Trading in European Equities
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4
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101
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June 11, 2026
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Macro Factors
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5
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263
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June 10, 2026
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