Well, it might be that he's simply in a habit of looking at your stories. Just because you don't talk doesn't mean he's lost all interest. However, it doesn't necessarily imply that he wants to re - establish communication. He could be content with this passive form of 'keeping in touch' for now.
There's no need to be worried right away. His actions might just be a result of him still having a small place for you in his thoughts. It doesn't mean he's going to cause any trouble or has bad intentions. He could be one of those people who like to observe from a distance. However, if you start to notice any strange or obsessive behavior in his story - watching, then you might want to consider taking some action.
It might mean he's still interested in you but is shy or conflicted about talking. Maybe he doesn't know how to start a conversation after seeing your stories.
It could mean he's still interested in you but is shy or doesn't know how to start a conversation. Maybe he enjoys seeing what you're up to through your stories.
You could try to initiate a conversation. Since he shows interest in your stories, it might be a good starting point. For example, you can ask him if he liked a particular story of yours.
You could try sending him a friendly and non - demanding message related to one of your stories. For example, if it was about a new place you visited, you could say something like 'I thought you might find this place interesting, have you ever been there?'
You could try sending him a friendly message related to one of your stories. For example, if it was about a place you visited, you could ask if he's ever been there.
Perhaps he's going through a phase where he's not as engaged with social media or maybe he's having some personal issues that are taking up his attention and he's not focused on your stories at the moment.