Key takeaways from the latest presidential campaign finance reports

1. The Biden campaign outraised Trump by $139 million in September. 2. The Biden campaign has significantly outraised the Trump campaign in all major donor categories. 3. The Biden campaign has maintained a consistent wide lead throughout the election in terms of overall cash on hand. 4. Trump's campaign has relied heavily on large individual donors to sustain fundraising activity. 5. The Biden campaign has leaned heavily on small donor contributions, leading to a stronger grassroots fundraising base. 6. The Trump campaign has tried to close the fundraising gap by increasing their online engagement. 7. The Trump campaign has also increased their spending significantly, leading to more spending than the Biden campaign in some areas.