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StockCharts — 6 pages

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 The Slow Stochastic’s %K Is the Fast Stochastic’s %D — the Same Label Names a Different Line in Each Version %K places the close inside the N-period high-low range and %D smooths it. One platform's documentation shows Slow %K is exactly Fast %D. 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 Reference RSI: Wilder’s Smoothing Makes the Value Depend on How Much History You Feed It — One Platform Uses 250 Bars to Contain It Wilder's 1978 oscillator, 0-100, default 14 periods, 70/30 lines. His smoothing makes the value depend on how much history you feed it; StockCharts uses 250 bars. Retrieved 2026-09-28. Economy · Sep 28