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trend following — 5 pages

Reference Supertrend (TradingView Implementation): hl2 Plus or Minus a Multiple of ATR, With a Ratcheting Band and a Close-Based Flip An ATR-based trend line as TradingView implements it: bands at hl2 +/- multiplier x ATR that ratchet, flipping when the close passes the opposite band. TradingView attributes it to Olivier Seban. Economy · Oct 8 Reference The Channel Named After Donchian Does Not Appear in His Own 20 Guidelines — and the Channel Leaves Today’s Bar Out of Its Own Calculation Upper is the n-period high, lower the n-period low, centre their midpoint. Donchian's published guidelines never mention a channel, and the formula excludes the current bar. Retrieved 2026-09-28. Economy · Sep 28 Reference Golden Cross: One Source Fixes It at 50/200, Another Leaves the Periods Open — and in Both of Its Examples Three of Four Crosses Were Whipsaws Sources disagree on whether the golden cross names a specific pair of averages. One platform's own examples show three bad signals before a good one, twice. Retrieved 2026-09-28. Economy · Sep 28 Reference Parabolic SAR: Wilder’s Own Estimate Was That Trends Run About 30 Percent of the Time — and the Value Cannot Pass the Prior Two Bars Wilder's stop-and-reverse indicator. One platform's documentation gives his estimate that trends occur roughly 30 percent of the time, and a capping rule the formula alone omits. Retrieved 2026-09-28. Economy · Sep 28 Reference MACD Values Are Not Comparable Across Stocks — a $20 Stock Runs About ±1.5 and a $100 Stock About ±10 MACD is a price difference, so its scale follows the share price. One platform's documentation says values cannot be compared across securities and to use the PPO instead. Retrieved 2026-09-28. Economy · Sep 28