Malenka Robert C. Insider Trading Activity

Corporate InsiderDirector · CIK 2021198

Total trades

$1.6M

Total volume

Apr 15, 2026

Last activity

MPLT

MapLight Therapeutics, Inc.

Malenka Robert C. has been net-selling over the last 12 months with 0 purchases and 14 sales across 1 company.

MPLT is the most-traded position with 14 trades. The largest single transaction was a sale of MPLT for $394K on Jan 29, 2026.

Performance Scorecard

Forward stock performance after each transaction by Malenka Robert C.. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIOD	AVG BUY RETURN	AVG SELL AVOIDED	SUCCESS RATE	TRADES
30 days	—	+0.6%	57%	14
90 days	—	-61.0%	0%	14
120 days	—	-59.3%	0%	13

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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MPLT · MapLight Therapeutics, Inc.

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Recent Trades

DATE	TICKER	TYPE	SHARES	PRICE	VALUE	Δ OWNED	ROLE
Apr 15, 2026	MPLT	Sell	8,593	$26.90	$231K	−2.6%	Director
Feb 24, 2026	MPLT	Sell	736	$18.15	$13K	−0.2%	Director
Feb 23, 2026	MPLT	Sell	10,788	$18.39	$198K	−3.2%	Director
Feb 23, 2026	MPLT	Sell	476	$19.06	$9K	−0.1%	Director
Feb 20, 2026	MPLT	Sell	2,195	$18.03	$40K	−0.6%	Director
Feb 13, 2026 Filed 3d late	MPLT	Sell	12,116	$18.21	$221K	−3.4%	Director
Feb 11, 2026	MPLT	Sell	241	$18.00	$4K	−0.1%	Director
Feb 10, 2026	MPLT	Sell	6,622	$18.12	$120K	−1.8%	Director
Feb 3, 2026	MPLT	Sell	1	$18.00	$18	−0.0%	Director
Feb 2, 2026	MPLT	Sell	7,039	$18.02	$127K	−1.9%	Director
Jan 30, 2026	MPLT	Sell	6,612	$18.11	$120K	−1.8%	Director
Jan 29, 2026	MPLT	Sell	21,262	$18.55	$394K	−5.4%	Director
Jan 28, 2026	MPLT	Sell	5,860	$18.61	$109K	−1.5%	Director
Jan 28, 2026	MPLT	Sell	664	$19.05	$13K	−0.2%	Director