Past year: ▲ 15%(21.95 – 29.01 USD)
Each one in plain English, with the numbers worked through for a shareholder.
12 Nov 2025listing compliance notice▼ Bad
Dorchester Minerals again fell out of Nasdaq audit-committee compliance after Advisory Committee member C.W. "Bill" Russell died — the same situation that hit the partnership in 2017 after Buford Berry's death — with Nasdaq giving until October 2026 (or its next annual meeting) to name a replacement.
30 Sept 2024asset acquisition disposition▲ GoodMajor
The Carrollton/West Texas Minerals acquisition closed September 30, 2024, with Dorchester issuing 6,721,144 common units for about 14,225 net mineral acres in 14 New Mexico and Texas counties. The general partner's parent's members agreed to vote for one Carrollton-designated manager while the contributors hold at least 1,000,000 units.
16 Sept 2024material agreement▲ GoodMajor
Dorchester Minerals agreed to acquire about 14,529 net royalty acres across 14 New Mexico and Texas counties from West Texas Minerals and the Carrollton Mineral Partners entities for 6,721,144 common units. The members of its general partner's parent agreed to vote for one Carrollton-designated manager while the contributors held at least 1,000,000 units.
30 Sept 2022asset acquisition disposition▲ Good
The Excess Energy acquisition closed September 30, 2022, with the final unit count adjusted slightly down to 816,719 units for the same Texas/New Mexico package.
21 Sept 2022material agreement● Neutral
Dorchester Minerals agreed to acquire mineral, royalty and overriding-royalty interests across 12 Texas and New Mexico counties from Excess Energy, LLC for 851,423 common units.
3 Jan 2022asset acquisition disposition▲ GoodMajor
The Gemini 5 Thirty acquisition closed, adding the 27-county, four-state mineral and royalty package for the agreed 1,580,000 units.
23 Nov 2021material agreement▲ GoodMajor
Dorchester Minerals agreed to acquire mineral and royalty interests across 27 counties in New Mexico, Oklahoma, Texas and Wyoming from Gemini 5 Thirty, LP for 1,580,000 common units.
30 June 2021asset acquisition disposition▲ Good
The JSFM North Dakota acquisition closed as planned on June 30, 2021, adding roughly 6,400 net royalty acres of Bakken-area overriding royalty interests for the agreed 725,000 units.
6 May 2021asset acquisition disposition● Neutral
Dorchester Minerals agreed to acquire Bakken-area overriding royalty interests in four North Dakota counties from JSFM, LLC for 725,000 common units, with closing expected June 30, 2021.
3 Apr 2019asset acquisition disposition▲ GoodMajor
Dorchester Minerals acquired Oklahoma oil and gas mineral and royalty interests, plus a 96.97% net profits interest in related working interests, from H. Huffman & Co. and The Buffalo Co., closing March 29, 2019 for 2,400,000 newly issued common units and about $1.17 million in contributed cash.
10 Oct 2017listing compliance notice▼ Bad
Dorchester Minerals fell out of Nasdaq compliance after Advisory Committee member Buford P. Berry died on October 2, 2017, leaving its audit committee with two of three required independent members. Nasdaq allowed a cure period until the earlier of the next annual meeting or October 2, 2018.
5 July 2017asset acquisition disposition● NeutralMajor
Dorchester Minerals closed a roughly $24 million deal on June 30, 2017 for Permian Basin mineral and royalty interests in Glasscock, Howard, Martin, Midland, Reagan and Upton counties, Texas, from DSD Royalty, LLC. Participants including insiders such as Vice Chairman James E. Raley and COO Bradley Ehrman took half the deal, paying the cash portion and receiving common units at $14.98 each.
6 Apr 2010asset acquisition disposition▲ GoodMajor
Dorchester Minerals acquired Maecenas Minerals, L.L.P. — mineral and royalty interests spread across 17 states — from a group of Texas foundations and trusts, closing March 31, 2010 for 835,000 newly issued common units.
6 July 2009asset acquisition disposition▲ GoodMajor
The Tarrant County, Texas acquisition closed June 30, 2009: about 1,820 Barnett Shale acres across six tracts for 1,600,000 newly issued common units (drawn from the 2005 acquisition-currency shelf) plus contributed cash, with the sellers locked up from selling their new units for at least a year.
19 May 2009material agreement● Neutral
Dorchester Minerals agreed to acquire Barnett Shale mineral and royalty interests in Tarrant County, Texas from Tiggator, TRB Minerals and West Fork Partners.
30 Sept 2004business combination▲ GoodMajor
Dorchester Minerals agreed to and then completed, on September 30, 2004, a merger with Bradley Royalty Partners, LLC, acquiring perpetual mineral and royalty interests across 104 counties and parishes in six states for 1,200,000 newly issued common units — its first acquisition since forming in 2003.
15 Apr 2003asset acquisition disposition● Neutral
Dorchester Minerals filed the required pro forma financial statements for the January 2003 combination, closing out the SEC disclosure obligations for the deal that created the partnership.
3 Feb 2003asset acquisition disposition▲ GoodMajor
The combination closed January 31, 2003: Dorchester Hugoton, Republic Royalty and Spinnaker Royalty merged their oil and gas mineral and royalty properties into the newly formed Dorchester Minerals, L.P.
29 Jan 2003merger communication▲ GoodMajor
Dorchester Hugoton unitholders approved the three-way combination by an 81% vote, and Spinnaker and Republic's partners also approved it, clearing the path to close pending final paperwork from Republic's overriding-royalty-interest owners.
28 Jan 2003merger communication● Neutral
Thompson & Knight provided counsel for Energy Trust LLC, investment manager for the Republic ORRI owners, a draft ERISA and tax opinion on January 28, 2003. The draft concluded the combination would not be a prohibited transaction, DMLP assets would not be plan assets, and no UBTI would arise.
24 Jan 2003merger communication● Neutral
Dorchester Hugoton, Republic, Spinnaker and Dorchester Minerals jointly announced Supplement No. 2 to the proxy statement/prospectus and gave unitholders an anticipated closing date for the combination.
22 Jan 2003merger communication● Neutral
A follow-up draft amendment letter to the Republic overriding-royalty-interest owners, one day after the prior version, still negotiating final terms of the combination documents.
21 Jan 2003merger communication● Neutral
Republic Royalty's general partners circulated a draft amendment letter to Republic's overriding-royalty-interest owners proposing changes to the combination documents as the merger neared closing.
27 Dec 2002merger communication● Neutral
Dorchester Minerals filed an 8-K and press release, issued by Dorchester Hugoton, Republic and Spinnaker, saying the December 30, 2002 special meetings would be adjourned to January 29, 2003. The delay allowed Republic's ORRI owners to finalize consents and partners to consider changes to the governance terms.
27 Dec 2002merger communication● Neutral
Dorchester Hugoton filed an 8-K and press release saying the December 30, 2002 special meetings of its unitholders and of Spinnaker's limited partners would be adjourned to January 29, 2003. The delay gave Republic's ORRI owners time to finalize their consent and gave partners time to consider proposed changes to the terms.
30 Oct 2002business combination● Neutral
Amendment No. 4 set the endgame for the three-way combination: special meetings for all three partnerships on December 30, 2002, off record dates of October 23 for Dorchester Hugoton and October 29 for Spinnaker, with the proxy statement/prospectus dated for mailing on October 31.
21 Oct 2002business combination● NeutralMajor
Amendment No. 3 is where the swap for the two private partnerships was finally quantified: Republic's limited partners would receive 114,094.56 Dorchester Minerals common units for each 1% of the partnership they held, with Spinnaker's holders on the same footing, the limited partners of each taking units worth 96% of their partnership's enterprise value and the general partners the remaining 4%. Limited partners still have no appraisal rights beyond Dorchester Hugoton's dissenters.
23 Sept 2002business combination● Neutral
Amendment No. 2 brought the accounts up to mid-2002 and filled in detail behind the reserve numbers the exchange ratios depend on: how proved developed reserves were assigned to the Group III royalty properties (from royalty payments actually received, on production that has declined little), a note that Dorchester Hugoton's 2002 pipeline receipts were cut by an explosion on a line it does not own, and a clarification that Vaughn Petroleum's sharing percentage may be attributed to the manager of its general partner.
13 Aug 2002business combination● NeutralMajor
Amendment No. 1 to the S-4 kept the exchange terms unchanged: Dorchester Hugoton holders get one unit per depositary receipt (about 39.73%), Republic about 40.51% and Spinnaker about 19.76%. It added Dorchester Minerals Operating LP as a party to the combination agreement and said the units had been applied for listing on Nasdaq as DMLP.
15 May 2002business combination● NeutralMajor
Dorchester Hugoton, Republic Royalty and Spinnaker Royalty filed to combine into a new partnership, Dorchester Minerals, L.P., which would list on Nasdaq as DMLP; former Hugoton holders would get about 40% of the new units, Republic holders about 40%, and Spinnaker holders about 20%.
