RE:RE:RE:New Press Release - LAURION's President and CEO Announces Intention to Exercise Stock Options, Demonstrating Confidence in LAURION's FutureThe last 3 PRs have been from a different wire distrubution source - TheNewsWire (https://www.thenewswire.com/home)
All the PRs from before that were from Canada Newswire (https://www.newswire.ca/).
That is probably why they are NOT showing up on Yahoo Finance.