<br>Gran Tierra fully pays off credit facility as it boosts 25% Q2 oil production <br>[ad_2] <br><a href="https://seekingalpha.com/news/3855879-gran-tierra-fully-pays-off-credit-facility-as-it-boosts-25-q2-oil-production?utm_source=feed_news_all&utm_medium=referral">Source link </a>