Welcome to "Fly Insider," The Fly's weekly recap of notable insider stock transactions.

NOTABLE INSIDER PURCHASES: Significant Insider purchases reported in the prior week from July 6 through July 10 include:

• Shareholder of 89Bio (ETNB) RA Capital purchased 275,000 shares of stock at $27.50 per share for a total transaction value of $7,562,500

• Chairman of Vaccinex (VCNX) Albert Friedberg purchased 1,126,760 shares of stock at $3.55 per share for a total transaction value of $3,999,998

• Chairman of W&T Offshore (WTI) Tracy Krohn purchased 346,358 shares of stock at $2.15 per share for a total transaction value of $744,670

• CEO of Cooper Companies (COO) Albert White purchased 1,000 shares of stock at $278.23 per share for a total transaction value of $278,230

• Director of Syneos Health (SYNH) John Dineen purchased 8,691 shares of stock at $59.11 per share for a total transaction value of $513,725

NOTABLE INSIDER SALES: Significant Insider sales reported in the prior week from July 6 through July 10 include:

• President of Adaptive Biotechnologies (ADPT) Julie Rubinstein sold 15,275 shares of stock at $49.00 per share for a total transaction value of $748,475

• COO of Alnylam Pharmaceuticals (ALNY) Yvonne Greenstreet sold 1,236 shares of stock at $161.00 per share for a total transaction value of $1,808,996

• Officer of Bill.Com (BILL) Rajesh Aji sold 14,000 shares of stock at $87.61 per share for a total transaction value of $1,226,596

• Director of Ciena (CIEN) Bruce Claflin sold 18,600 shares of stock at $56.22 per share for a total transaction value of $1,045,735

• Beneficial owner of Aprea Therapeutics (APRE) KDev sold 241,703 shares of stock at $34.55 per share for a total transaction value of $8,350,839.
  

NOTABLE PRICE MOVEMENT AFTER INSIDER TRANSACTIONS: Shares of 89Bio are up 25% after RA Capital purchased shares, while shares of Aprea are down 17%.