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Welcome to the Portfolio123 Forum
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1
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3645
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September 12, 2022
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Free P123 Claude Skill v3.0
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9
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302
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June 21, 2026
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Portfolio performance last 1-2 months
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12
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263
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June 21, 2026
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Reducing Max DD
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12
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240
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June 21, 2026
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I'm trying to understand AI-factor holdout and pricing
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0
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59
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June 20, 2026
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Finland and Belgium benchmark data ends 2025
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5
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96
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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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2249
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June 18, 2026
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Imported Stock Factors
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9
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98
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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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52
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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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318
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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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237
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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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194
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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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64
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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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77
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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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103
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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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217
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June 11, 2026
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Error running screen
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11
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62
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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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1946
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June 11, 2026
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Aggregate in Ranking
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1
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39
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June 11, 2026
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Trading in European Equities
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4
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100
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June 11, 2026
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Macro Factors
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5
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261
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June 10, 2026
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IBKR symbol error for ZZ.B:SWE
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2
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52
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June 10, 2026
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New Strategy API endpoints
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11
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344
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June 10, 2026
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I really wish factor momentum would work - help me show that it actually does
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14
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538
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June 9, 2026
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Add Asian and Emerging Markets (REVISED)
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167
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7806
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June 9, 2026
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The best suggestion for how to convert an AI factor into a ranking system?
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5
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107
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June 9, 2026
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Price / volume data 30 minutes before close
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5
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52
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June 9, 2026
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Unexpected error encountered. Please contact support
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1
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38
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June 9, 2026
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Sophisticated Continuous-Slippage IB Algo Optimizer App
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2
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83
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June 8, 2026
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