Mersana Therapeutics Inc (MRSN) Insider Trading

Total insider buys:
  • $78,607,470.32
Total insider sells:
  • $3,853,263.11
Most recent insider trade:
  • Jan. 16, 2025
Most active insider trader:
  • Timothy B Lowinger
Trader NameDateTitleAmountPriceTypeTotal Value
Jan. 12, 2021Director250,000$18.36Buy$4,590,000.00
Jan. 8, 2021Director100,000$18.39Buy$1,839,000.00
Jan. 4, 2021VP247$26.76Sell$6,609.72
Dec. 21, 2020Insider8,203$25.60Sell$209,996.80
Nov. 20, 2020Insider8,203$23.05Sell$189,079.15
Oct. 21, 2020Insider4,101$17.50Sell$71,767.50
Sept. 21, 2020Insider20,614$20.66Sell$425,885.24
Sept. 14, 2020Insider35,248$22.00Sell$775,456.00
July 2, 2020VP3,383$22.49Sell$76,083.67
June 1, 2020Director1,085$22.95Buy$24,900.75
April 13, 2020Major Shareholder20,914$8.50Sell$177,769.00
April 7, 2020Director3,445,667$9.43Buy$32,492,639.81
March 5, 2019Major Shareholder3,750,000$4.00Buy$15,000,000.00
Sept. 24, 2018Insider3,500$11.63Sell$40,705.00
Aug. 27, 2018Insider3,500$13.15Sell$46,025.00
July 23, 2018Insider3,500$11.06Sell$38,710.00
July 3, 2017Major Shareholder1,000,000$15.00Buy$15,000,000.00
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  • Insiders are both buying and selling Mersana Therapeutics Inc stock.

  • The insider traders at Mersana Therapeutics Inc are: Timothy B Lowinger, Andrew A F Hack, Ashish Mandelia, Anna Protopapas, Tushar Misra, Alejandra Carvajal, Brian Deschuytner, Martin H Jr. Huber, Mohan Bala, Arvin Yang, Eva M Jack, Scott D Sandell, Enterprise Associates 14 New, M James Barrett, Lawrence M Alleva, and Lawrence M. Alleva

  • The most active insider trader at Mersana Therapeutics Inc is Timothy B Lowinger with 18 trades.

  • Timothy B Lowinger has sold the most Mersana Therapeutics Inc stock with a total value of $1,760,533.38.

  • Andrew A F Hack has bought the most Mersana Therapeutics Inc stock with a total value of $48,614,918.27.

  • The most recent insider trade for Mersana Therapeutics Inc was on Jan. 16, 2025.

  • The single biggest insider buy for Mersana Therapeutics Inc was from Andrew A F Hack with a total value of $32,492,639.81 on April 7, 2020.

  • The single biggest insider sell for Mersana Therapeutics Inc was from Eva M Jack with a total value of $775,456.00 on Sept. 14, 2020.