Lockheed Martin (LMT) shares fell to 52-week lows after its latest earnings report. The stock was downgraded at Truist to a hold rating with a $440 price target. Rachel Dashiell looks at the defense company's chart using a 5-year chart to show the recent sell-off in relation to the longer-term uptrend. She points to a rising RSI study amid the downtrend that could suggest a bottoming out for share prices.