John L. Wassenaar passed away peacefully at his mother’s residence on October 14, 2019. Survived by his parents, Dr. Willem Wassenaar and Rosemary Wassenaar – Ostrowski, brothers Christopher and Daniel Wassenaar, sister, Dr. Catherine Wassenaar and stepmother Dr Hsiao-Ming Jung.

John was diagnosed with Stage Four Colon cancer in the Spring of 2013. John has relentlessly fought the disease throughout 14 surgeries, dozens of rounds of chemotherapy and radiation, and all while pursuing his passion for stock trading. John has been recognized as an American division one collegiate scholarship track and field athlete and academic at Boston College and currently is a Trader with Virtu Financial in Toronto. Growing up in Toronto, John is the second of four children to Dr. Willem and Rosemary Wassenaar. When he’s not stalking the trading floor, you can find John out on a fishing Charter somewhere warm or proudly cheering on his nieces and nephews in their latest adventures.