MapLight Therapeutics, Inc. Common Stock

Net buying: insiders sold $1.5M and bought $63.1M of MPLT stock on the open market in the 90 days to Oct 27, 2026, according to SEC Form 4 filings. $470K of the sales were made under pre-set Rule 10b5-1 trading plans. The largest was Catalyst4, Inc. (10% owner), who bought $63.1M. The latest filing was on Oct 16, 2026.

None. No member of Congress disclosed a MPLT trade with a trade date in the last 180 days, according to House and Senate STOCK Act filings.

This summary uses filings available on Oct 27, 2026. Insiders must report trades to the SEC within 2 business days, members of Congress have up to 45 days to disclose a trade, and funds file 13F holdings up to 45 days after each quarter ends, so the latest moves may not be public yet.