Under its terms, those who intended to emigrate to the New World could purchase shares held by those shareholders who wanted to remain home.
Not all the shareholders of the Company had any intention of emigrating, despite their Puritan sympathies.
John Winthrop led the Company's emigrating party following these negotiations and was elected Colonial Governor in October 1629.
The agreement guaranteed the Massachusetts Colony would be self-governing, answerable only to the English Crown.
Winthrop's Puritans carried this Charter across the Atlantic arriving at America in 1630.