New filing+19 new trades for Douglas J Burgum from a 278-T posted to OGE on May 21, 2026 (ingested Jun 9, 2026). Officials have 30 to 45 days to report each trade, so transaction dates can be earlier than the filing date.

Douglas J Burgum

Secretary · Department of the Interior

Burgum reported 61 sales (est. $9.6M) and 60 purchases (est. $2.3M). Holdings included CIVIX, TEAM, MSFT, TFDXX, DUK, among others. Nearly all transactions (103 of 124) were filed late.

143trades

68sales

70purchases

104late filings

Jan 15, 2025 – Jan 27, 2026

Last filing: May 21, 2026|Transactions: Jan 15, 2025 – Jan 27, 2026

This total aggregates every source filing listed below. Public trackers focused on a single disclosure may report smaller counts for the same official.

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Transaction timeline

One dot per disclosed trade, sized by amount. Red = sale, green = purchase.

Sale

Purchase

Late filing

Circle size = transaction amount

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143 trades

Date	Description	Ticker	Type	Amount	Source
Jan 27, 2026	Arthur Ventures IV, LP - Gridbase (formerly IamGIS) (software)	N/A	Purchase	$1K-$15K	PDF
Jan 27, 2026	Arthur Ventures IV, LP - Gridbase (formerly IamGIS) (software) (Roth IRA)	N/A	Purchase	$15K-$50K	PDF
Jan 27, 2026	Arthur Ventures V, LP - Aqua (Turnkey alternative investment platform)

Source documents on file with OGE

Reviewed financial disclosure documents the Office of Government Ethics has published or recorded for Doug Burgum. Open Cabinet summarizes listed documents observationally and links to the source PDF where one is publicly available. We do not issue compliance verdicts — that is OGE’s role, not ours.

Document timeline

In the News

Published reporting on Douglas J Burgum's financial disclosures from major outlets.

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Doug Burgum's Federal Rise Highlights Weaknesses in North Dakota Ethics Rules

North Dakota Monitor · 2025-01-17

Burgum did not disclose oil and gas interests until seven years into his governorship. He voted ~20 times on issues related to his financial interests.

Burgum raked in millions from real estate and other investments

E&E News · 2025-01-15

E&E reported that Burgum's OGE financial disclosure and ethics agreement showed more than $2 million in income from family businesses and investments before his Interior confirmation hearing.

Source filings

Original PDFs from the U.S. Office of Government Ethics. These are the documents Open Cabinet parses.

Douglas-J-Burgum-02.27.2026-278T2026-05-21T04:18:01PDF 278-T2026-01-21PDF 278-T2025-11-27PDF 278-T2025-07-15PDF 278-T2025-05-14PDF

Source: U.S. Office of Government Ethics, 278-T Periodic Transaction Report. Asset values and transaction amounts are reported in ranges as required by federal law. View original filings

278-T Periodic Transaction ReportDouglas-J-Burgum-02.27.2026-278T· filed May 21, 2026
Periodic transaction report (Form 278-T) disclosing individual securities transactions over $1,000 during the reporting window. See PDF for the itemized transaction list.
OGE record
278-T Periodic Transaction ReportPeriodic Transaction Report (278-T) — November 13, 2025· filed Jan 21, 2026
Signed November 13, 2025 covering a single trading day. Three October 24, 2025 transactions: a Costco (COST) sale, an iShares Russell 1000 Growth ETF (IWF) purchase, and a Schwab Treasury Obligations Money Fund (SNOXX) sale, each in the $1,001-$15,000 range.
OGE record
278-T Periodic Transaction ReportPeriodic Transaction Report (278-T) — September 18, 2025· filed Nov 27, 2025
Signed September 18, 2025 with a 51-day extension. Discloses 14 Arthur Ventures fund transactions in July, August and September 2025 — capital-call commitments to Arthur Ventures V and Arthur Ventures Growth IV, plus Q2 portfolio activity (Zizzle Health, Senior Sign, GivingData/Foundant Technologies sale-and-exchange, Office Puzzle Holdings, CertifID). Several individual line items reach the $100K-$250K range.
OGE record
278-T Periodic Transaction ReportPeriodic Transaction Report (278-T) — June 12, 2025· filed Jul 15, 2025
Signed June 12, 2025 covering May and June activity. Discloses 10 transactions, mostly spouse and Arthur Ventures fund activity: GQG Partners and Goldman Sachs international fund purchases, Arthur Ventures II Jane Software sale ($1M-$5M), Arthur Ventures III GivingData/Foundant Technologies sale-and-exchange ($250K-$500K each), and an SPDR S&P 500 ETF purchase.
OGE record
278-T Periodic Transaction ReportPeriodic Transaction Report (278-T) — April 30, 2025· filed May 14, 2025
Signed April 30, 2025 with a 75-day filing extension. Discloses 65 transactions from January through April 2025 covering the divestitures listed in the ethics agreement (Meta, Netflix, Alphabet, Apple, First Solar, Adobe, JPMorgan, Microsoft, Stryker, UnitedHealth, Visa, Atlassian) plus reinvestment into S&P 500 ETFs and a wider mutual-fund portfolio. Includes Arthur Ventures interest sales tied to Protenus and Threatlocker (one valued $500K-$1M, another $1M-$5M). Most transactions are flagged Yes for notification received over 30 days ago.
OGE record
Compliance CertificationCertification of Ethics Agreement Compliance· filed May 6, 2025
Filed before the May 7, 2025 OGE deadline. Marks Yes on resignations, divestitures, 278-T filing (referencing the April 30, 2025 transaction report), managed accounts, interim recusals, and both recusal commitments. Marks Yes on a 5 C.F.R. 2635.502(d) authorization dated February 3, 2025 covering the State of North Dakota; no 18 U.S.C. 208 waiver claimed.
OGE record
Nominee 278Nominee Public Financial Disclosure (OGE Form 278e)· filed Jan 15, 2025
Filed January 13, 2025 ahead of confirmation as Interior Secretary. Lists 21 outside positions, the bulk tied to Burgum's Fargo-based holdings (Arthur Ventures venture-capital funds, Kilbourne Group real estate, multiple family LLCs and trusts). Top employment-asset holdings include Arthur Ventures Growth I/III/IV venture-capital funds (each in the $250K-$1M range) and individual stocks in Meta, Netflix, Alphabet, Apple, Adobe, JPMorgan, Microsoft, First Solar and Stryker.
OGE record
Ethics AgreementEthics Agreement· filed Jan 15, 2025
Signed January 13, 2025. Commits to resign from Arthur Companies and become non-managing member of 8 Fargo LLCs (Arthur Ventures GP I, Arthur Ventures Growth Fund, Scoria Road, Lone View, Badlands Media, Kilbourne Group, Kilbourne LLC, Loretta, District 29, Blazing Starr, Tallgrass Studio, Downtown Fargo Real Estate Fund). Pledges to divest within 90 days of confirmation: Meta, Netflix, Alphabet, Apple, First Solar, Adobe, Microsoft, Stryker, Visa, Atlassian, Duke Energy, Enterprise Products Partners, Kinder Morgan, ONEOK, Otter Tail, Targa Resources, VanEck Gold Miners ETF, Verizon, Xcel Energy, plus Burgum Farm Partnership mineral interests and Laurel Road LLC oil/gas lease.
OGE record