US SEC Trading Suspension Halt Orders — May 01, 2026

01-05-2026

Onfolio Holdings Inc. regained compliance with Nasdaq Listing Rule 5550(a)(2) after its common stock maintained a closing bid price of at least $1.00 per share for 10 consecutive business days from April 16 to April 29, 2026, resolving a prior non-compliance notice received on January 6, 2026. The company issued a press release on May 1, 2026, announcing this development. No other financial or operational metrics were reported.

• ·Non-compliance notice dated January 6, 2026, for failure to maintain $1.00 minimum bid price over 30 consecutive business days
• ·Compliance period: April 16, 2026 to April 29, 2026 (10 consecutive business days)
• ·Date of earliest event reported: April 30, 2026
• ·Filing date: May 1, 2026

01-05-2026

Greenidge Generation Holdings Inc. is no longer in compliance with Nasdaq Listing Rule 5605(c)(2)(A), requiring an Audit Committee of at least three independent directors, following Kenneth Fearn's resignation from the Board and Audit Committee effective April 15, 2026. Nasdaq confirmed the non-compliance via notice on April 29, 2026, but granted a cure period until the earlier of the next annual stockholders' meeting or April 15, 2027 (or October 12, 2026 if the meeting precedes that date). The Company plans to appoint a new independent director and regain compliance within the period; the notice has no immediate impact on trading of Class A common stock (GREE) or 8.50% Senior Notes due 2026 (GREEL).

• ·Company notified Nasdaq of non-compliance on April 23, 2026.
• ·Emerging growth company status: Yes.

01-05-2026

Atara Biotherapeutics, Inc. received a Nasdaq notice on April 30, 2026, for failing to meet the $50 million minimum market value of listed securities (MVLS) requirement under Nasdaq Listing Rule 5450(b)(2)(A), based on the prior 30 consecutive business days. The company has 180 calendar days until October 27, 2026, to regain compliance by achieving $50 million MVLS for at least 10 consecutive business days, with no immediate impact on trading of its common stock (ATRA) on the Nasdaq Global Select Market. However, there is no assurance of regaining compliance, and failure could lead to delisting, though an appeal option exists.

• ·Compliance can be regained if MVLS closes at $50M or more for 10 consecutive business days before October 27, 2026; Nasdaq may require up to 20 days.
• ·Company may evaluate transfer to Nasdaq Capital Market or other options to regain compliance.
• ·In case of non-compliance by Compliance Date, Nasdaq will notify of delisting, with option to appeal to a Hearings Panel.

01-05-2026

Curis, Inc. received a Delist Determination Letter from Nasdaq on April 27, 2026, notifying that its common stock (CRIS) bid price closed below the $1.00 minimum per share for 30 consecutive business days, violating Nasdaq Listing Rule 5550(a)(2). Securities are scheduled for suspension and delisting from Nasdaq Capital Market at market open on May 6, 2026, unless the Company appeals by May 4, 2026, which it intends to do to stay the process. No assurance of success in appeal or continued listing.

• ·Company under Discretionary Panel Monitor since February 3, 2026, per Listing Rule 5815(d)(4)(A); new deficiency triggers direct delist determination without cure period.
• ·If appealed, hearing with initial or new Nasdaq Hearings Panel per Listing Rule 5815(d)(4)(C).

01-05-2026

Rekor Systems, Inc. received a Nasdaq notice on April 27, 2026, for failing to meet the minimum bid price requirement of $1.00 per share, with closing prices below $1.00 for 30 consecutive business days from March 13 to April 24, 2026. The company has 180 calendar days until October 26, 2026, to regain compliance by achieving $1.00 closing bids for at least 10 consecutive business days, with trading continuing uninterrupted on Nasdaq under 'REKR'. While considering options like a reverse stock split, there is no assurance of regaining compliance, and a second 180-day period may be available if other listing standards are met.

• ·Nasdaq Listing Rule 5810(c)(3)(A) governs the initial 180-day Compliance Period; reverse stock split, if pursued, must be completed no later than ten business days before October 26, 2026.
• ·Eligibility for a Second Compliance Period requires meeting market value of publicly held shares and other initial listing standards (except bid price), plus written notice to Nasdaq.

01-05-2026

CBAK Energy Technology, Inc. received a Nasdaq notice on April 30, 2026, for failing to meet the minimum bid price requirement of $1.00 per share under Listing Rule 5550(a)(2), based on closing bid prices over 30 consecutive business days from March 18 to April 29, 2026. The Company has 180 calendar days until October 27, 2026, to regain compliance by achieving a $1.00 closing bid price for 10 consecutive business days, with trading of CBAT continuing uninterrupted on Nasdaq Capital Market. Non-compliance may lead to delisting after a potential additional 180-day grace period and appeal opportunity.

• ·Nasdaq Listing Rule 5810(c)(3)(A) governs the 180-day compliance period and potential second 180-day grace period.
• ·Company eligible to appeal delisting determination to a Hearings Panel if non-compliance persists.
• ·Securities registered: Common Stock, $0.001 par value, ticker CBAT on Nasdaq Capital Market.