Insider Trading March 19, 2026

Enliven CMO Sells Shares as Company Advances ELVN-001 Toward Phase 3

Helen Louise Collins disposes of 5,000 shares, exercises options, while Enliven posts encouraging Phase 1b CML data and names new board member

By Jordan Park ELVN
Enliven CMO Sells Shares as Company Advances ELVN-001 Toward Phase 3
ELVN

Enliven Therapeutics Chief Medical Officer Helen Louise Collins sold 5,000 shares on March 17, 2026, and exercised options to acquire 5,000 additional shares the same day. The stock has risen since the sale and Enliven reported positive initial Phase 1b results for ELVN-001 in chronic myeloid leukemia, while also appointing Scott Garland to its board as Andrew Phillips, Ph.D. prepares to step down effective January 7.

Key Points

  • CMO Helen Louise Collins sold 5,000 Enliven shares on March 17, 2026, at prices between $27.40 and $28.2278, netting $138,800; she also exercised options for 5,000 shares at $2.48 per share the same day.
  • Enliven's stock has risen to $30.05, near its 52-week high of $31.75, and is up 58% over six months; InvestingPro analysis states the stock appears overvalued relative to Fair Value.
  • The company reported positive initial Phase 1b data for ELVN-001 in CML—69% cumulative MMR by 24 weeks across randomized 60 mg and 120 mg cohorts, 53% achieving MMR by that time, and 35% achieving deep molecular response—while preparing to advance into Phase 3 and announcing a board change.

Insider transaction

Enliven Therapeutics, Inc. (NASDAQ: ELVN) reported that Chief Medical Officer Helen Louise Collins sold 5,000 shares of the company's common stock on March 17, 2026. The shares were sold at prices between $27.40 and $28.2278, producing proceeds of $138,800.

Concurrent option exercise

On the same date Collins exercised stock options to purchase 5,000 shares at an exercise price of $2.48 per share, for a total cash outlay of $12,400 to acquire those option shares.

Ownership and trading plan

The sales and the option exercise were carried out under a pre-arranged trading plan that Collins adopted on October 19, 2025. After completing the sale, Collins directly holds 25,000 shares of Enliven Therapeutics.

Share-price context

At the time of reporting, Enliven shares have climbed to $30.05, trading close to their 52-week high of $31.75. The stock has risen 58% over the past six months.

Valuation note

Analysis from InvestingPro included in the company commentary indicates that Enliven's stock currently appears overvalued relative to its Fair Value assessment, with additional detail accessible through the platform's full financial health metrics.

Clinical update

Separately, Enliven disclosed positive initial results from its Phase 1b study of ELVN-001, a candidate for chronic myeloid leukemia (CML). Across the randomized 60 mg and 120 mg cohorts, the cumulative major molecular response (MMR) rate reached 69% by 24 weeks, and 53% of patients had achieved MMR by that time point. The randomized cohorts also showed a deep molecular response in 35% of patients. The company said it plans to move the program into Phase 3 later this year.

Board transition

Enliven announced a board appointment as well: Scott Garland will join the company's Board of Directors, replacing Andrew Phillips, Ph.D., who will step down effective January 7. The company characterized Garland as bringing more than 30 years of commercial leadership experience in the pharmaceutical industry.


What this collection of developments shows

The insider sale and option exercise, the upward move in the stock price, the InvestingPro valuation assessment, the Phase 1b clinical readout for ELVN-001, and the board-level change together depict a company progressing a clinical program while navigating market valuation dynamics and governance shifts. The clinical results and the move toward Phase 3 are directly relevant to Enliven's development trajectory in CML, and the insider activity offers a contemporaneous window into executive-level transactions tied to a pre-arranged trading plan.

Risks

  • Valuation risk: InvestingPro's assessment indicates the stock currently appears overvalued versus its Fair Value, which is a market and investor sentiment concern for equities and the healthcare sector.
  • Clinical development risk: The Phase 1b results are initial data and the program must successfully transition into and complete Phase 3 studies to confirm clinical benefit and regulatory viability for ELVN-001, affecting biotech and pharmaceutical investment outcomes.
  • Corporate governance transition: The board replacement effective January 7 introduces a governance change that could affect strategic oversight; such board-level shifts are a consideration for corporate governance and investor relations in the healthcare sector.

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