Vivek Ramaswamy, a Republican presidential candidate who made a fortune within the biotech business, has caught the curiosity of major voters with fiery critiques of the socially acutely aware practices of U.S. firms, which he specified by a ebook, “Woke, Inc.: Inside Corporate America’s Social Justice Scam.”

But Mr. Ramaswamy himself owns useful investments in lots of firms which have embraced environmental, social and governance rules, often called E.S.G. — the sorts of “woke” company practices he decries — in line with a monetary disclosure filed with the Federal Election Commission that was launched on Friday.

While lots of the firms by which Mr. Ramaswamy holds an curiosity are family names, they’re additionally leaders within the company motion to deal with social and environmental points.

Among the businesses that Mr. Ramaswamy is invested in are Microsoft (his holdings are valued from $1 million to $5 million), Home Depot ($250,000 to $500,000), Lockheed Martin ($500,000 to $1 million) and Waste Management ($500,000 to $1 million). All adhere to numerous E.S.G. rules, in line with reports posted on their websites.

Mr. Ramaswamy has argued that such targets are a distraction from incomes a revenue, and that social aims ought to be left to elected officers.

Tricia McLaughlin, a senior adviser to Mr. Ramaswamy, mentioned that he didn’t handle his personal inventory portfolio. “The first time Vivek learned of these positions was when he saw this financial disclosure report,” Ms. McLaughlin mentioned on Friday. “Vivek’s stock portfolio is independently managed by a third party. The filer has authority to make trades and invest in stocks without his expressed consent or knowledge.”

Mr. Ramaswamy, a long-shot candidate who has mentioned that he would go additional than the Republican front-runner, former President Donald J. Trump, on conservative points, has been unusually clear about his wealth, earlier releasing 20 years of his tax returns.

But till he filed his monetary disclosure with election officers, there have been few particulars. The submitting reported that Mr. Ramaswamy owned as much as a $25 million funding in Rumble, the video platform that types itself a refuge for right-wing commentators shunned elsewhere. He owns as much as $300,000 in cryptocurrency, primarily Bitcoin, and an funding value as much as $100,000 in a cryptocurrency app named MoonPay. He additionally has pursuits in three personal planes.

Mr. Ramaswamy, 37, is a Cincinnati native who holds levels from Harvard and Yale. He based Roivant Sciences in 2014, an organization that develops and markets medicine, and that’s the major supply of his wealth. Though he stepped down as chairman in February when he introduced his candidacy, earlier reporting confirmed that he remained one of many largest shareholders. On the federal disclosure, the worth of his Roivant holdings is listed as “over $50 million,” which is the most important class used on the shape.

According to Ms. McLaughlin, Mr. Ramaswamy’s whole value is greater than $1 billion.

Besides Roivant, Mr. Ramaswamy’s portfolio has diversified into investments in main U.S. firms that many Americans would acknowledge from their very own retirement accounts. These holdings are valued between $39.6 million and $125 million. (The quantities on the shape are reported inside a spread.) In addition, he reported over $50 million in holdings in Strive Enterprises, an funding firm he created to handle funds that spend money on firms with out regard to social aims.

Sales of Mr. Ramaswamy’s ebook “Woke, Inc.,” which lays out his case towards firms trying to think about social targets, earned its creator $203,860 in royalties.

The report suggests one space by which Mr. Ramaswamy is extra modest than different members of his ultrawealthy cohort: He owns only a single residence, in Columbus, Ohio. Its worth was pegged between $1 million and $5 million.