Check out the companies making headlines in after-hours trading. Paramount Global — Shares tumbled after the parent company of CBS Television Network said its CEO Bob Bakish would resign and be replaced by the “Office of the CEO” It rose less than 1%. The news came as Paramount reported earnings of 62 cents per share, above the 36 cents expected by analysts polled by LSEG. Otherwise, revenue was $7.69 billion, missing estimates of $7.73 billion. Chegg — Education technology stocks fell more than 7%. Chegg announced a CEO change and issued disappointing second-quarter revenue guidance of $159 million to $161 million, below the $174 million expected by analysts polled by LSEG. NXP Semiconductors — Shares of NXP Semiconductors rose more than 5% after the chipmaker reported adjusted earnings of $3.24 per share, beating the LSEG consensus estimate of $3.16 per share. Revenue of $3.13 billion was in line with expectations. Amkor Technology — Shares of Amkor Technology rose nearly 7% after the semiconductor manufacturing company reported results that beat expectations. First-quarter earnings of 24 cents per share beat Factset’s forecast of 11 cents per share. Revenue was $1.37 billion, above expectations of $1.36 billion. Second-quarter profit and revenue guidance also came in better than expected. Medifast — The nutrition and wellness company reported first-quarter adjusted earnings of 66 cents per share, missing the FactSet consensus of 80 cents per share, sending its shares tumbling more than 17%. Kuaibao also issued a weak second-quarter profit and revenue outlook. F5 – F5 issued disappointing third-quarter revenue guidance ($675 million to $695 million), compared with the LSEG consensus of $695 million, sending the application security cloud company’s shares down 9%. Second-quarter revenue of $681 million was also lower than analysts’ expectations of $685 million. Coursera – Online course provider Coursera expects second-quarter revenue of $162 million to $166 million, lower than the $178 million forecast in an LSEG analyst survey, causing the stock price to fall 15%. WOODWARD — Shares of the aircraft supplier rose more than 6% after the aircraft supplier beat second-quarter revenue estimates. Revenue of $835.3 million topped the FactSet consensus estimate of $807 million, and the company raised its forecast for the year. Sensata Technologies — The sensor technology company beat first-quarter revenue and profit estimates and announced the retirement of Chief Executive Jeff Cote and the retirement of Martha Sullivan ) will be named interim president and CEO, sending the company’s stock soaring 17%. Sensata also struck a deal with Elliott Investment, with Phillip Eyler joining the board and serving on the CEO search committee.