Insider Trading April 17, 2026 06:28 PM

MapLight Therapeutics CSO Sells 4,413 Shares for $122,573 Amid Rally

Form 4 filing shows sales to cover tax withholding; stock has since climbed toward its 52-week high as analysts highlight upcoming Phase II data

By Hana Yamamoto MPLT
MapLight Therapeutics CSO Sells 4,413 Shares for $122,573 Amid Rally
MPLT

MapLight Therapeutics Chief Scientific Officer Lillie James Woodruff disposed of 4,413 shares of the company's Voting Common Stock on April 15-16, 2026, raising $122,573 in proceeds. The sales, disclosed on a Form 4, were made to satisfy statutory tax-withholding obligations tied to vested restricted stock units. Since the transactions, MPLT shares have risen to $30.05, trading near a 52-week high and up 71% year-to-date. Analysts have shown interest in the company's lead candidate ML-007C-MA, with Phase II topline data expected in the third quarter.

Key Points

  • CSO Lillie James Woodruff sold 4,413 shares on April 15-16, 2026, for $122,573 to cover tax-withholding obligations tied to vested restricted stock units.
  • MPLT shares have risen since the sales to $30.05, trading close to a 52-week high of $31.13 and up 71% year-to-date.
  • Analysts, including TD Cowen and Stifel, have expressed interest in MapLight's lead asset ML-007C-MA, with Phase II topline data expected in the third quarter; Stifel maintains a $28.00 price target.

Lillie James Woodruff, MapLight Therapeutics, Inc.'s Chief Scientific Officer, executed sales totaling 4,413 shares of the company's Voting Common Stock across April 15 and 16, 2026, generating $122,573 in gross proceeds, according to a Form 4 filing with the Securities and Exchange Commission.

The transactions were carried out in multiple tranches at prices spanning $26.82 to $27.49 per share. On April 15, Woodruff sold 1,730 shares at a weighted average price of $26.82; transaction prices on that day ranged from $26.33 to $27.29. The following day, April 16, she sold two lots: 686 shares at a weighted average price of $27.01, with execution prices between $26.2201 and $27.2197, and 2,097 shares at a weighted average price of $27.49, with prices recorded between $27.22 and $27.9898.

Footnotes attached to the SEC filing indicate these dispositions represented the number of shares required to be sold to satisfy statutory tax withholding obligations arising from the vesting of restricted stock units. The filing also notes that 808 shares were acquired under the issuer's stock purchase plan on March 31, 2026.

Following the reported sales, Woodruff is listed as directly owning 295,157 shares of MapLight Therapeutics. Since the April transactions, MPLT shares have advanced to $30.05, trading near a 52-week high of $31.13 and showing a year-to-date return of 71%.

Third-party analysis cited in the filing environment indicates a divergence in valuation perspectives. InvestingPro analysis characterizes the stock as appearing overvalued relative to its Fair Value estimate and ranks it among the most overvalued names tracked by the platform. The platform also references 12 additional InvestingPro Tips available for subscribers seeking deeper evaluation of MPLT's investment profile.

Analyst attention to MapLight has accompanied recent market moves. TD Cowen initiated coverage with a Buy rating, drawing attention to the company’s therapeutic pipeline focused on central nervous system and neuropsychiatric indications and highlighting the lead asset, ML-007C-MA, which is intended to enhance schizophrenia treatment. TD Cowen's initiation emphasizes the potential of that asset as a driver of future value, and the firm notes an anticipated Phase II data readout in the third quarter of this year.

Separately, Stifel reaffirmed its Buy rating and kept a $28.00 price target following MapLight’s fourth-quarter update. Stifel reiterated that Phase II data for ML-007C-MA remains on schedule for a topline readout in the third quarter of 2026 and is monitoring the candidate for potential differentiation in tolerability, safety, or once-daily dosing.

These analyst actions and the timing of clinical data contribute to continued market interest in MapLight Therapeutics, even as the Form 4 filing documents an insider sale tied to routine tax-withholding requirements rather than an open-market divestiture for other stated reasons.


Contextual note - The disclosures in the SEC filing and the analyst commentary together paint a picture of a company receiving both positive attention from coverage initiations and reassessments of valuation. The filing itself attributes the sales to tax-withholding needs linked to equity compensation vesting, and the company’s lead program is positioned to provide a near-term catalyst with the scheduled Phase II topline readout.

Risks

  • Valuation risk: InvestingPro analysis flags MPLT as appearing overvalued relative to its Fair Value estimate, indicating potential downside if market expectations adjust - this impacts equity investors and healthcare sector valuations.
  • Clinical timing and outcome uncertainty: The company’s near-term catalyst is Phase II data for ML-007C-MA scheduled for a third-quarter readout; results and timing remain uncertainties that could influence stock performance and investor sentiment in the biotech sector.
  • Insider sale interpretation: Although the Form 4 notes the trades were to cover statutory tax withholding for vested RSUs, such sales can be interpreted variably by market participants, affecting trading dynamics in the stock and the broader small-cap biotech trading environment.

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