Key Highlights

  • Second quarter revenue was $5.1 million against $1.2 million a year earlier, while the net loss was $34.0 million.
  • Cash and equivalents were $219.6 million at June 30, down from $279.6 million at year-end.
  • A restated Standard Bank loan of ZAR230.5 million, about $14.2 million, requires waivers from other funding parties by November 30.
  • Renergen's Tetra4 entered commissioning of its liquid helium plant, announced August 20, with first commercial deliveries expected in September.

ASP Isotopes (NASDAQ:ASPI) shares were trading near their 52-week low at USD 2.02 on October 19, 2026, down 5.65%. The helium, isotope and nuclear fuel developer reported a second quarter net loss of $34.0 million on $5.1 million of revenue, restated a South African bank loan and announced the start of liquid helium plant commissioning. A merger with ENDRA Life Sciences is proposed, and on October 15 the company signed a binding framework with Necsa.

Second quarter results, cash use and convertible notes

Revenue for the quarter ended June 30 was $5.1 million, against $1.2 million a year earlier, and gross profit was $1.5 million. The loss from operations widened to $34.2 million from $12.0 million. The net loss was $34.0 million, or $0.27 per diluted share attributable to the company, compared with $75.2 million, or $1.03, a year earlier, when results included a $63.8 million fair value change on 2024 convertible notes.

Cash and equivalents fell to $219.6 million from $279.6 million at December 31, alongside $35.3 million of short-term investments. Operating activities used $41.1 million of cash in the first six months. The 2025 convertible notes carried a fair value of $203.4 million. The August 4 shareholder letter said about half of the Quantum Leap Energy convertible notes had been exchanged for common stock.

Helium start-up, lender matters and the Standard Bank loan

Tetra4, the Renergen subsidiary developing the Virginia Gas Project in South Africa, entered commissioning of its Phase 1 liquid helium plant, the company announced on August 20. Phase 1 is expected to produce about 70 Mcf per day of liquid helium and 2,500 gigajoules per day of liquefied natural gas, with first commercial helium deliveries expected in September. Take-or-pay contracts cover about 75% of Phase 1 LNG volumes, including a five-year contract signed August 6, and about 15% of Phase 1 helium.

The quarterly report discloses lender matters. Tetra4 was in default on operating covenants to the U.S. International Development Finance Corporation (DFC), whose $22.8 million balance is classified as current, and out of compliance with covenants to the IDC, with a waiver expected. Molopo purported to cancel its loan agreement, which Tetra4 disputes, and Renergen is in a legal dispute with AIRSOL over debentures.

On August 14, Renergen replaced its December 2025 Standard Bank facility with a ZAR230.5 million term loan maturing August 14, 2027, at an effective rate of 8.31%. It must deliver evidence of waivers from those four parties by November 30. ASP Isotopes also granted the bank a put option over 1,546,268 pledged company shares, exercisable after a continuing event of default.

Proposed ENDRA merger, nuclear fuels and outlook

The August 4 letter described a reverse merger in which Noble Africa, Renergen's intermediate holding company, would combine with a subsidiary of ENDRA Life Sciences. ASP Isotopes would own about 89% of the combined company, and a private placement of about $50 million, including about $20 million from ASP Isotopes, would accompany it. Closing is expected in the second half of 2026, subject to conditions, and ENDRA intends to file a Form S-4.

The October 15 Necsa framework covers a joint venture, about 80% owned by Quantum Leap Energy, to build and operate a high-assay low-enriched uranium facility at Pelindaba. The company said it has not applied its enrichment technologies to uranium-235 except under its Necsa services contract.

Management targets more than $300 million of EBITDA, a non-GAAP measure, in 2031, a projection the company says is unaudited. Phase 2 of the gas project depends on up to $750 million of senior debt, with the DFC and Standard Bank having indicated interest, subject to binding agreements. A securities class action settlement received preliminary court approval on July 9, with a hearing set for December 15.