Shares fell 3.4% to close at $154.86 on 8 May, after touching about $158 earlier in the month.
The slide reflects persistent worries over internet subscriber losses and skepticism about Charter's ability to revive growth despite its scale in US broadband and video.
The stock is down about 60% over the past year and far below its roughly $404 52-week high, even as Charter pushes mobile, business services and a planned Cox cable deal.
Will acquiring Cox and eyeing Comcast save the cable giants or just delay their inevitable decline in the streaming era?
With its stock plummeting and subscribers fleeing, can Charter's costly network upgrades win the war against fiber and 5G internet?
As insiders buy stock amidst record lows, is Charter a deep value opportunity or the biggest turnaround trap in telecom?