Core Viewpoint - Cipher Mining Inc. (NASDAQ: CIFR) shares have experienced a significant decline, losing over 25% of their value in three days, highlighting the importance of support and resistance levels in stock trading [1][3]. Group 1: Stock Performance - Cipher Mining shares are under pressure, continuing to drop on Friday [1]. - The stock has lost more than 25% of its value in just three days [1]. - The stock chart illustrates the concept of support and resistance levels, which are critical in understanding price movements [1][2]. Group 2: Support and Resistance Levels - Support levels indicate a high level of buy interest, where downtrends may pause or end [2]. - Resistance levels indicate a high level of sell interest, where uptrends may pause or end [2]. - The expression "Markets have memories" suggests that important price levels can retain significance over extended periods [2]. Group 3: Historical Price Action - In September 2021, Cipher shares faced resistance around $15.50, with a high trade at $15.39, followed by a significant selloff [3]. - Recently, shares hit resistance again around $15.50, with a high trade at $15.54, showing only a 15-cent difference after four years [3]. Group 4: Trading Psychology - Traditional fundamental analysis may not explain the trading behavior observed in Cipher shares [4]. - Resistance at former peaks can be attributed to buyer's remorse, where investors regret buying at high prices and place sell orders when the stock returns to their buy price [4][5]. - The phrase "Sell at former peaks" reflects a strategy that could have benefited Cipher shareholders in this context [5].

Core Viewpoint - Boeing's stock has recently experienced volatility, with a notable increase of almost 6% on Friday, but trading has quieted down, indicating a stall at a significant resistance level around $215 [1][2]. Group 1: Stock Performance - Boeing's shares were trading around $215 in early 2024, which was identified as a resistance level where sellers previously capped the price [2]. - After reaching this resistance level again earlier this month, many traders who had previously bought at this price decided to sell, leading to a concentration of sell orders [5][6]. - The historical pattern suggests that stocks often face resistance at former peak prices, indicating a potential for a selloff following the stock's return to this level [7]. Group 2: Trader Behavior - Traders who experienced buyer's remorse when the stock price fell below $215 are now positioned to sell if the price returns to their original buy price, creating additional selling pressure [6]. - The saying "Sell at former peaks" reflects the behavior of traders who aim to exit their positions at breakeven when the stock revisits previous high points [4][7].