Shannon 'Summer' Wilson, the estranged wife of Lululemon founder Chip Wilson, is reportedly set to receive a substantial portion of his estimated $6.1 billion fortune. The couple, married for over 20 years, did not sign a prenuptial agreement, a detail that divorce experts indicate could lead to Summer being entitled to half of the assets acquired during their marriage.

Chip Wilson, 71, founded the athleisure giant Lululemon Athletica Inc. in 1998. Summer Wilson, 52, joined the company as a technical designer shortly after its founding and has been credited with designing some of the brand's most iconic products, including the Groove Pants and the Scuba Hoodie. The couple, who share three sons, filed for divorce proceedings in British Columbia in April.

As of recent reports, Chip Wilson's net worth is estimated at $6.1 billion. This includes an approximately 8.6 percent stake in Lululemon, valued at nearly $1 billion, and a roughly 18 percent ownership stake in Amer Sports, a Finnish sporting goods company known for brands like Arc'teryx and Salomon, which is valued at nearly $3 billion. Wilson also possesses a substantial real estate portfolio, including a waterfront mansion in Vancouver. Summer Wilson holds a nearly one percent stake in Lululemon, worth approximately $100 million.

Under British Columbia's Family Law Act, spouses are generally entitled to an equal division of property and debt acquired during the marriage. Legal experts note that even though Lululemon was founded before the marriage, its growth during the marital period is considered family property. Summer Wilson's early involvement in the company strengthens her claim to a share of its appreciated value.

Following his departure from Lululemon's board in 2015, Chip Wilson has focused on other ventures, including the family holdings company House of Wilson, which manages interests in apparel, real estate, philanthropy, and private equity. The couple also established The Wilson 5 Foundation, a charitable organization.

Summer Wilson left Lululemon in 2012 and co-founded Kit and Ace, a luxury apparel company, and the indoor cycling club Ride Cycle Club with her stepson. The couple's philanthropic contributions include a $100 million donation to the BC Parks Foundation and a $12 million gift to Kwantlen Polytechnic University to establish the Wilson School of Design.

While the divorce proceedings are expected to be settled privately, without public court battles, the significant wealth involved could facilitate a resolution. Divorce attorneys suggest that ample resources can sometimes make negotiations smoother, allowing for creative divisions of complex assets like company stock and real estate.

Wall Street investor Michael J. Burry, known for his bet against the housing market in 'The Big Short,' stated he is not concerned about the divorce impacting his financial stake in Lululemon, which represents a significant portion of his investment portfolio. He maintained that the split would not affect the company's economic value.

Comparisons have been drawn on social media between Summer Wilson and other high-profile divorcées like Melinda French Gates and Mackenzie Scott, who received substantial divorce settlements from tech billionaires Bill Gates and Jeff Bezos, respectively, without prenuptial agreements.