The Securities and Exchange Commission on Thursday temporarily suspended trading in shares of First Bitcoin Capital Corp. because of concerns about the accuracy and adequacy of public information on the Canadian company.

The concerns relate to the value of the company’s BITCF, +2.32% assets and its capital structure, the SEC said in a statement.

“The Commission cautions broker-dealers, shareholders, and prospective purchasers that they should carefully consider the foregoing information along with all other currently available information and any information subsequently issued by the company,” said the statement.

Read: Initial coin offerings now outvalue early-stage venture capital funding in 2017

First Bitcoin last traded at $1.79. The stock had run up 6,072% in 2017 through Wednesday, and is up 43% in the past week. It is up a staggering 24,421% in the last 12 months. The S&P 500 SPX, -0.01% has gained 9% in 2017.

Bitcoin and other cryptocurrencies have been on a tear this year, setting records that have taken the total market capitalization of the cryptocurrency space above $150 billion, as MarketWatch’s Ryan Vlastelica has reported.

The price of bitcoin was up 2.3% Thursday at $4,286.06, according to virtual-currency site Coindesk.com, bringing its year-to-date gain above 340%. The currency hit a record atop $4,500 on Aug. 17. Ether, its chief rival, which runs on the Ethereum network, was up 0.3% at $324.84, according to Coindesk.

What is the future of bitcoin?

Trading overall has been rocky lately as the industry tackles scaling issues, which are intended to increase transaction sizes in the blockchain network. Traditional bitcoin participants have coalesced around a new protocol known as Segregated Witness, or SegWit, which they believe solves bitcoin’s scaling issue.

Read also: This bitcoin $25,000 call is more proof of the cybercurrency bubble

Related:How you can make easy money from the bitcoin bubble

The suspension is scheduled to be terminated at 11:59 a.m. on Sept. 7, according to the SEC.