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Welcome to the Portfolio123 Forum
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1
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3616
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September 12, 2022
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About the General category
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1
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309
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August 8, 2023
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Automating Factor Weights in P123 (Classic Ranking Systems)
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2
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58
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May 11, 2026
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Live Books vs Sim — Why isn't >1.0 Gross Exposure (e.g. 90/50) Allowed?
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2
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26
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May 11, 2026
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Opinion on strategy
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17
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396
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May 10, 2026
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Is High Turnover Realistic for a Weekly Small-Cap P123 Strategy?
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5
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124
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May 10, 2026
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Could not find HY9H.F (SK Hynix traded in Frankfurt)
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2
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49
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May 9, 2026
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Import Ranking System
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2
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113
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May 6, 2026
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Something wrong with API this morning?
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9
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141
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May 4, 2026
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Composite Nodes
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9
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151
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May 2, 2026
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Factor Mapping
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4
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140
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April 30, 2026
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Log Charts Error?
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1
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35
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April 30, 2026
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Data quality/availability for european stocks
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63
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1831
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April 29, 2026
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What is the typical workflow from research to live deployment?
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1
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113
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April 27, 2026
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Daily rebalance ahead of ending date, no live trades
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2
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49
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April 27, 2026
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Hypoteses
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1
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119
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April 26, 2026
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How to see the number of positions in a book?
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3
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52
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April 25, 2026
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Historical data missing for UnivAvg with corpjnk series
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4
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85
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April 25, 2026
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Using CFDs in the UK to avoid stamp tax duty
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1
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70
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April 22, 2026
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HELP:USA Market Cap 1.41 M?
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3
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109
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April 22, 2026
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NA % or count via API
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5
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94
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April 22, 2026
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Send Dynamic Weight Formula via API
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2
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95
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April 21, 2026
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Has anyone read this book, and if so any thoughts?
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1
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147
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April 17, 2026
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P123 Book Optimizer
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8
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382
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April 16, 2026
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Taxes
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6
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223
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April 11, 2026
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Check Previous Rank of Node
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4
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74
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April 10, 2026
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Symbolic Regression for Feature Generation - Free Streamlit App made for P123
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2
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259
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April 10, 2026
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Revert Please!
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8
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257
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April 6, 2026
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Inconsistency of Sim over time
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9
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185
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April 5, 2026
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Open-Source P123 Skill for AI Coding Agents (Claude Code, Cursor, Codex)
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2
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345
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April 5, 2026
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