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 January 18 through January 22 include:

• Beneficial owner of OncoCyte (OCX) Broadwood Partners purchased 1,460,280 shares of company stock at $3.42 per share for a total transaction value of $4,999,999

• Beneficial owner of Aldeyra Therapeutics (ALDX) Perceptive Advisors purchased 1,368,421 shares of company stock at $9.50 per share for a total transaction value of $13,000,000

• Beneficial owner of Barnwell Industries (BRN) Ned Sherwood purchased 233,545 shares of company stock at $1.75 per share for a total transaction value of $409,474

• Director of Harbor Custom Development (HCDI) Larry Swets purchased 35,000 hares of company stock at $3.00 per share for a total transaction value of $105,000.

NOTABLE INSIDER SALES: Significant insider sales in the prior week from January 18 through January 22 include:

• VP of AssetMark (AMK) Mukesh Mehta sold 22,537 shares of company stock at $25.18 per share for a total transaction value of $567,482

• CFO of Amkor Technology (AMKR) Megan Faust sold 4,500 shares of company stock at $18.53 per share for a total transaction value of $83,385

• CFO of American Superconductor (AMSC)John Kosiba sold 25,094 shares of company stock at $27.55 per share for a total transaction value of $691,312

• Chairman of Air Transport Services Group (ATSG) Joseph Hete sold 10,000 shares of company stock at $27.29 per share for a total transaction value of $272,900.

NOTABLE PRICE MOVEMENT AFTER INSIDER TRANSACTION: Shares of OncoCyte are up 79% since beneficial owner Broadwood Partners purchased shares, while shares of Air Transport Services Group are down 3% since chairman Joseph Hete sold shares.