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Bruce Gottwald

Bruce Gottwald is number 149 in the 311 Private Wealth Index, with disclosed holdings in listed companies worth about $806m, mainly in Newmarket Corp. That is about 4,182 times the wealth of a typical US household. Bruce Gottwald is a director and a 10% owner of Newmarket Corp. 311 Origin: heir. 311 Giving Score: 3 out of 5 (provisional). 311 Future Exposure: high (60/100), driven by technology change in energy & resources (61/100), led by 5G, Artificial Narrow Intelligence, Biometric Sensors; sensitivity to tariffs and export controls; 100% of disclosed wealth in one company.

Part of the 311 Private Wealth Index (311institute.com). Last updated .

#149Rank
$806mDisclosed holdings
4,182×Times a typical US household
Heir311 Origin
3 out of 5311 Giving Score
High (60/100)311 Future Exposure
Not a signatoryGiving Pledge
Newmarket Corp.Main source
DirectorRole
Book a Briefing

Disclosed holdings

CompanyValueLatest filingShares
Newmarket Corp.$806m10 September 2026907,609 at $887.82 (closing price, 15 October 2026)

311 Future Exposure: High

Score 60 out of 100: technology 61/100 and trends 60/100. What drives it:

Technology exposure uses the 311 Starburst: how strongly each emerging technology affects this industry, weighted by how soon it reaches widespread use. Trend exposure covers tariffs and export controls, international sanctions, concentration of wealth. Evidence on company-specific trends is being added. Explore the Starburst.

Giving

Bruce Gottwald is an officer or trustee of 4G Foundation. In its latest tax filings (Form 990-PF, 2023) it reported grants of $1.4m and assets worth $25m, together 3.25% of the disclosed wealth above. 311 Giving Score: 3 out of 5 (provisional).

How this figure is calculated

Shares reported in SEC insider filings (Forms 3, 4 and 5), at the latest holding each filing reports, valued at the latest price disclosed in those filings, or at the latest closing price where no recent trade price was filed. Share classes that convert one for one into listed shares are counted at the listed price. Holdings that the filings say belong to investment funds managed by the person, and unvested performance awards, are left out; shares reported jointly by several family members are counted once; where insider filings count the same shares more than once, the figure is capped at the holding in the company's latest proxy statement. Where a holding is not covered by US insider filings, the latest annual report (Form 20-F), proxy statement or ownership filing (Schedule 13D) is used instead, as linked in the table. Private companies, cash, property and holdings listed outside the United States are not included, so this is a minimum, not total wealth. The household comparison uses $192,700, the median US household wealth in the Federal Reserve Survey of Consumer Finances (2022, the latest published).

Related

Others in the index with Newmarket Corp. as their main holding

Questions and answers

What is Bruce Gottwald's net worth?

Bruce Gottwald has disclosed holdings in listed companies worth about $806m, according to the 311 Private Wealth Index. This is a minimum: private companies, cash and property are not included.

How much are Bruce Gottwald's disclosed holdings worth?

About $806m in listed companies, ranking Bruce Gottwald number 149 in the 311 Private Wealth Index.

Where does Bruce Gottwald's wealth come from?

Mainly from holdings in Newmarket Corp. Bruce Gottwald is a director and a 10% owner of Newmarket Corp.

Sources: SEC insider filings.

© 311 Institute 2026. Facts from official filings and the sources linked on this page. The selection, classification and links are the proprietary work of the 311 Institute, protected by copyright and database rights.