Every Form 4 that Personalis (PSNL) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow PSNL and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full PSNL filings page.
Personalis, Inc. President and CMO Richard Chen reported an exercise-and-sale transaction in the company’s common stock. He exercised stock options for 100,000 shares at an exercise price of $2.44 per share and sold 100,000 shares in open-market transactions at a weighted average price of $15.15 per share, within a price range of $15.01 to $15.45 per share, pursuant to a Rule 10b5-1 trading plan adopted on December 23, 2025. Following these transactions, Chen holds 173,880 shares of Personalis common stock directly, and the exercised option grant is fully used.
Personalis, Inc. director and Chief Executive Officer Christopher M. Hall reported paired option exercises and share sales in company stock. He exercised options to acquire 100,000 shares of common stock at an exercise price of $1.61 per share and sold 100,000 shares of common stock in open-market transactions at a weighted average price of $15.08 per share, with sale prices ranging from $15.00 to $15.24. The filing notes that these transactions were effected pursuant to a pre-arranged Rule 10b5-1 trading plan. One transaction entry shows Hall holding 235,986 shares directly after the reported sale, while another shows 335,986 shares directly after the related option exercise.
Personalis, Inc. executive Aaron Tachibana, the company’s CFO and COO, reported an exercise-and-sell transaction in company stock. He exercised stock options covering 4,982 shares of common stock at an exercise price of $5.32 per share, then sold 4,982 shares of common stock in an open-market sale at $14.00 per share. According to the disclosure, these trades were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on August 7, 2025, which means the timing was set in advance. After the transactions, Tachibana directly held 198,833 shares of Personalis common stock.
Personalis, Inc. CFO and COO Aaron Tachibana reported an option exercise and stock sale. On June 26, 2026, he exercised stock options to acquire a total of 51,251 shares of common stock at strike prices of $5.32 and $9.16 per share.
On the same date, he sold 51,251 shares of common stock in open-market transactions at a weighted average price of $13.18 per share, with individual prices ranging from $13.00 to $13.30. After these transactions, he directly held 198,833 shares of Personalis common stock. The filing states the trades were made under a pre-established Rule 10b5-1 trading plan, indicating they were pre-scheduled rather than discretionary.
Personalis, Inc. Chief Executive Officer Christopher M. Hall reported an exercise-and-sell transaction in company stock. He exercised stock options to acquire 100,000 shares of common stock at $1.61 per share, then sold 100,000 shares of common stock in an open-market transaction at a weighted average price of $13.15 per share, with sale prices ranging from $13.00 to $13.36.
Following these transactions, Hall directly holds 235,986 shares of Personalis common stock and 200,000 stock options. The filing states that both the sales and the option exercise were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on December 17, 2025, indicating the activity was scheduled in advance.
EASTHAM KARIN reported acquisition or exercise transactions in this Form 4 filing.
Personalis, Inc. director Karin Eastham reported an amended insider transaction showing a grant of 6,250 shares of Common Stock, in the form of restricted stock units (RSUs), with no cash paid per share. After this award, she is shown as beneficially owning 19,756 shares. The RSUs vest 100% on the earlier of one year from grant or the day before the next annual stockholder meeting, subject to continued service, and vest immediately before any qualifying Change in Control. The amendment corrects the number of shares previously reported as beneficially owned.
Personalis, Inc. CFO and COO Aaron Tachibana exercised stock options and sold shares in a planned transaction. He exercised options for 40,000 shares of common stock at an exercise price of $9.16 per share and then sold 40,000 shares in an open-market transaction at a weighted average price of $12.01 per share, within a range of $12.00 to $12.10. Following these transactions, he holds 198,833 shares of common stock directly and retains 28,832 stock options. The filing states the sales and option exercise were carried out under a Rule 10b5-1 trading plan adopted on August 7, 2025, indicating the trades were pre-arranged.
Personalis, Inc. Chief Executive Officer Christopher M. Hall reported an exercise-and-sell transaction in Common Stock under a pre-arranged Rule 10b5-1 trading plan adopted on December 17, 2025. On May 28–29, 2026, he exercised stock options for 100,000 shares at an exercise price of $1.61 per share and sold the same number of shares in open-market transactions at a weighted average price of about $11.02 per share. Following these transactions, he directly holds 235,986 shares of Common Stock and continues to hold stock options covering 300,000 shares of Common Stock.
Personalis, Inc. executive Aaron Tachibana, the CFO and COO, reported an option exercise and related share sale. On May 29, 2026, he exercised stock options to acquire 38,799 shares of Common Stock at an exercise price of $9.16 per share, then sold the same 38,799 shares in open-market transactions at a weighted average price of $11.58 per share, with individual sale prices ranging from $11.50 to $11.71.
The filing notes these transactions were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on August 7, 2025. Following the sale, Tachibana directly holds 198,833 shares of Common Stock and 68,832 stock options that remain outstanding and are fully vested and exercisable, with an expiration date of March 13, 2029.
Personalis, Inc. director Karin Eastham received new equity awards. She was granted 6,250 shares of common stock in the form of restricted stock units and 37,500 stock options with an exercise price of $6.04 per share.
Both the RSUs and options vest 100% on the earlier of the one-year anniversary of the May 12, 2026 grant date or the day before Personalis’ next annual stockholder meeting, subject to continuous service. They also fully vest immediately before a qualifying Change in Control. After these grants, she directly holds 22,366 common shares and 37,500 options.
Personalis, Inc. director Blaine A. Bowman received new equity awards as part of his compensation. He was granted 6,250 restricted stock units, each representing one share of common stock, and 37,500 stock options to buy common shares at an exercise price of $6.04 per share.
The RSUs and options each vest 100% on the earlier of the one-year anniversary of the grant date or the day before the next annual stockholder meeting, contingent on his continuous service under the company’s 2019 Equity Incentive Plan. Both awards fully accelerate and vest immediately before any qualifying Change in Control. Following the RSU grant, Bowman directly holds 19,756 shares of common stock.
Personalis, Inc. director Kenneth J. Widder reported equity awards consisting of restricted stock units and stock options. He was granted 6,250 shares of Common Stock, represented by RSUs that each convert into one share upon settlement, and now holds 6,250 common shares directly after this award.
He also received a stock option for 37,500 shares of Common Stock at an exercise price of $6.04 per share, expiring on May 12, 2036. For both the RSUs and the option, 100% of the shares vest on the earlier of one year from the grant date or the day prior to the next annual stockholders’ meeting, subject to his continuous service. In the event of a Change in Control as defined in the company’s 2019 Equity Incentive Plan, the awards vest in full immediately before that transaction becomes effective.
Personalis, Inc. director Lonnie Shoff reported equity compensation in the form of restricted stock units (RSUs) and stock options. Shoff received 6,250 shares of common stock represented by RSUs at no cash cost, increasing direct common stock holdings to 37,190 shares after the grant.
Shoff was also granted options to buy 37,500 shares of common stock at an exercise price of $6.04 per share, expiring on May 12, 2036. Both the RSUs and options vest 100% on the earlier of one year from the grant date or the day prior to the next annual stockholder meeting, with full vesting accelerated immediately before a qualifying Change in Control.
Personalis, Inc. director Olivia Kyusuk Bloom reported equity compensation awards consisting of restricted stock units (RSUs) and stock options. She received 6,250 RSUs, each representing one share of common stock upon settlement, and 37,500 stock options with an exercise price of $6.04 per share. The filing states that 100% of both the RSUs and options vest on the earlier of the one-year anniversary of the May 12, 2026 grant date or the day prior to the company’s next annual meeting of stockholders, subject to her continuous service under the 2019 Equity Incentive Plan. In the event of a Change in Control, the RSUs and options vest immediately before that transaction becomes effective. After the RSU grant, Bloom directly owns 27,265 shares of common stock.
Personalis, Inc. director Woodrow A. Myers Jr. received equity compensation in the form of restricted stock units and stock options. He was granted 6,250 RSUs, each representing one share of common stock, bringing his direct common stock holdings to 32,366 shares after the award.
He was also granted options covering 37,500 shares of common stock at an exercise price of $6.04 per share, expiring on May 12, 2036. Both the RSUs and options vest 100% on the earlier of one year from the grant date or the day before the next annual stockholder meeting, with accelerated vesting immediately before a qualifying Change in Control if he remains in Continuous Service.
Personalis, Inc. CFO and COO Aaron Tachibana received new equity awards as compensation. He was granted stock options for 206,250 shares of common stock at an exercise price of $6.72 per share, expiring on March 15, 2036. These options vest in 36 equal monthly installments beginning on April 15, 2026.
He also received 34,375 restricted stock units, each representing one share of common stock upon settlement. These RSUs vest in six equal semi-annual installments, with the first tranche vesting on September 15, 2026. Following the RSU grant, he directly holds 198,833 shares of common stock.
Personalis, Inc. reported new equity awards to SVP and Chief Legal Officer Stephen Michael Moore. He received stock options for 168,750 shares of common stock at an exercise price of $6.72 per share, and 28,125 shares of common stock as restricted stock units.
The RSUs vest in six equal semi-annual installments starting on September 15, 2026. The stock options vest in 36 equal monthly installments beginning on April 15, 2026. After these grants, Moore directly holds 92,325 shares of common stock.
Personalis, Inc. Chief Executive Officer Christopher M. Hall reported equity awards consisting of new stock options and restricted stock units. He was granted options to buy 525,000 shares of common stock at an exercise price of 6.7200 per share, vesting in 36 equal monthly installments beginning on April 15, 2026, and expiring on March 15, 2036.
Hall also received 87,500 shares of common stock represented by restricted stock units, which vest in six equal semi-annual installments starting on September 15, 2026. Following the grant, his directly held common stock position reported in this filing is 235,986 shares. These are compensation-related awards rather than open-market purchases.
Personalis, Inc. reported that President and CMO Richard Chen received new equity awards. He was granted stock options for 281,250 shares of common stock at an exercise price of $6.72 per share, vesting in 36 equal monthly installments starting on April 15, 2026.
Chen also received 46,875 restricted stock units, each representing one share of common stock, vesting in six equal semi-annual installments beginning on September 15, 2026. Following these awards, he directly holds 173,880 shares of common stock.
Personalis, Inc. executive Aaron Tachibana, the company’s CFO and COO, reported an acquisition of derivative securities through equity compensation. On February 23, he became entitled to 15,000 stock options at an exercise price of $0.00 per share, held as direct ownership.
According to the disclosure, this amount reflects the vesting of a performance stock option originally granted on March 15, 2024, after a specified reimbursement milestone was satisfied. The filing records this as a grant or award-type acquisition rather than an open-market purchase or sale of Personalis common stock.
Personalis, Inc. reported that Chief Medical Officer and EVP Richard Chen acquired 15,000 stock options through the vesting of a performance-based award. The options relate to a performance stock option originally granted on March 15, 2024, which vested after a specified reimbursement milestone was achieved, bringing his directly held derivative position to 15,000 options.
Personalis, Inc. reported an insider equity transaction for Stephen Michael Moore, its SVP and Chief Legal Officer. He acquired 8,333 stock options, recorded as a grant or award at a reported price of $0.0000 per option.
According to the footnote, this reflects the vesting of a performance stock option originally granted on March 15, 2024, after a specified reimbursement milestone was satisfied. Following this transaction, Moore held a total of 8,333 stock options directly.
Personalis, Inc. reported that President and CEO Christopher M. Hall acquired rights to 33,333 shares through the vesting of a performance stock option. The option tranche vested on February 23, 2026 after the company met a specified reimbursement milestone tied to the original grant made on March 15, 2024.
The transaction is coded as a grant or award acquisition, with no cash paid per option at vesting. Following this vesting event, Hall holds 33,333 stock options related to this performance-based award as direct ownership.
Tempus AI, Inc., a 10% owner of Personalis, Inc., reported a series of open-market purchases of Personalis common stock. Between November 18 and December 22, 2025, Tempus AI bought multiple blocks of shares at weighted-average prices generally between $7.67 and $11.00, as detailed in the transaction table and footnotes.
After the latest reported trade on December 22, 2025, Tempus AI beneficially owned 13,039,067 shares of Personalis common stock, held directly. The footnotes explain that each reported price is a weighted average for numerous trades within stated intraday price ranges.
Personalis, Inc. insider trading report: Chief Financial Officer and Chief Operating Officer Aaron Tachibana exercised stock options for 1,201 shares of common stock at $9.16 per share on January 22, 2026, then sold 1,201 shares of common stock at $11.50 per share the same day. After these transactions, he held 164,458 shares of common stock directly and 107,631 stock options. The filing notes that the sale and option exercise were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on August 7, 2025, which is designed to allow insiders to trade shares according to a set schedule.
Personalis, Inc. (PSNL) reported an insider transaction by its President and CEO. On 11/03/2025, the reporting person sold 29,612 shares of common stock at a weighted average price of $8.99, with individual sale prices ranging from $8.78 to $9.56. The filing states the shares were automatically sold to cover tax withholding from the settlement of vested restricted stock units. Following the transaction, the reporting person beneficially owned 148,486 shares directly.