Insider Trading March 19, 2026

CytomX CMO Sells $136,675 in Stock to Cover RSU Taxes as Company Advances Financing and Trials

Yu-Waye Chu disposes of 21,279 shares; CytomX files $250M offering and sees analyst targets rise on clinical progress

By Marcus Reed CTMX
CytomX CMO Sells $136,675 in Stock to Cover RSU Taxes as Company Advances Financing and Trials
CTMX

CytomX Therapeutics Chief Medical Officer Yu-Waye Chu sold 21,279 shares on March 17, 2026, raising $136,675 to satisfy tax liabilities tied to vesting restricted stock units. The price per share in the sale was $6.423, a premium to the firm's recent market quote. Separately, CytomX announced a $250 million common stock and pre-funded warrant offering, and analysts have lifted price targets following encouraging trial data.

Key Points

  • CytomX CMO Yu-Waye Chu sold 21,279 shares on March 17, 2026, for $6.423 per share, totaling $136,675.
  • The sale was to cover tax liabilities from vesting restricted stock units; Chu now directly holds 189,446 shares, including 149,833 RSUs.
  • CytomX launched a $250 million public offering (common stock and pre-funded warrants) at $5.30 per share with a 30-day overallotment option for $37.5 million; Jefferies and Oppenheimer raised price targets following trial data.

Transaction details

Yu-Waye Chu, Chief Medical Officer at CytomX Therapeutics (NASDAQ: CTMX), sold 21,279 shares of common stock on March 17, 2026, at $6.423 per share. The total proceeds from the sale were $136,675. The sale price exceeded the company’s recent trading price of $4.78, which, despite a notable 613% return over the prior year, has pulled back recently.

Reason for the sale and holdings after transaction

The disposition was carried out to satisfy tax obligations arising from the vesting of restricted stock units. After completing the sale, Chu directly holds 189,446 shares of CytomX common stock, a figure that includes 149,833 restricted stock units.

Where investors can find additional analysis

InvestingPro provides additional context for interested investors, offering 11 ProTips that include analysis of CytomX’s financial condition and recent price movements.

Corporate financing and strategic moves

CytomX has announced a public offering of $250 million in common stock and pre-funded warrants, with the shares priced at $5.30 each. The company expects gross proceeds of $250 million before expenses. In addition, the underwriters have been granted a 30-day option to purchase up to an additional $37.5 million of common stock.

Analyst commentary

Following recent clinical updates, Jefferies increased its price target for CytomX to $16.00 from $8.00 and maintained a Buy rating. Oppenheimer raised its target to $12.00 from $10.00, citing promising trial data. Both firms noted the potential of CytomX’s drug candidates as a factor supporting their more positive outlooks.

Context from recent company communications

These developments come after CytomX’s Q4 2025 earnings call, which highlighted clinical progress but did not disclose specific financial metrics. The offered financing and the analyst updates reflect a company navigating funding for drug development alongside advancing clinical programs.


Note on scope - The article presents reported insider activity, company financing plans and analyst updates as disclosed by the company and firms cited. It does not add further financial metrics or projections beyond those statements.

Risks

  • Market risk: The company’s stock has recently declined to $4.78 despite strong year-over-year gains, indicating volatility that can affect investors across biotech and healthcare sectors.
  • Financing risk: The $250 million offering dilutes existing shareholders and depends on market reception; this impacts capital markets activity within the biotech sector.
  • Clinical and execution risk: Analyst optimism is tied to promising trial data, but the company disclosed clinical progress without providing detailed financial metrics, leaving outcomes and timelines uncertain for healthcare investors.

More from Insider Trading

Antero Resources Director Disposes $528,000 in Shares Near 52-Week High Mar 19, 2026 NerdWallet CBO Sells 72,288 Class A Shares for About $742,774; Retains 433,578 Stake Mar 19, 2026 NextNav CEO Sells $190,794 in Stock Under Pre-Arranged 10b5-1 Plan; Company Highlights Liquidity After Q4 Mar 19, 2026 BCP Investment Director Sells $416K in Stock Amid Mixed Quarterly Results Mar 19, 2026 Arvinas CMO Executes Automated Sale to Cover RSU Taxes; Company News Mixes Clinical Wins and Mixed Analyst Views Mar 19, 2026