The Company’s share-based compensation awards are issued under the 2020 Equity Incentive Plan (2020 Plan), the predecessor 2016 Equity Incentive Plan (2016 Plan) and 2006 Equity Incentive Plan (2006 Plan). Any awards that expire or are forfeited under the 2016 Plan or 2006 Plan become available for issuance under the 2020 Plan. As of June 30, 2026, 97,382 shares of common stock remained available for future issuance under the 2020 Plan.

Share-based compensation expense reported in the Company’s condensed statements of operations was (in thousands):


	Three Months Ended June 30,				Six Months Ended June 30,
	2026		2025		2026		2025
Direct costs and expenses	$	20	$	22	$	60	$	65
Research and development		89		113		178		183
Sales, marketing, general and administrative		711		904		1,697		1,763
Total	$	820	$	1,039	$	1,935	$	2,011

The unrecognized remaining share-based compensation expense for options and RSUs was approximately $4.1 million as of June 30, 2026, and is expected to be amortized to expense over the next 2.3 years.

Stock option activity during the six months ended June 30, 2026 was (in thousands, except weighted average exercise price and weighted average contractual life):


	Number of Options			Weighted Average Exercise Price		Weighted Average Contractual Life (Years)		Aggregate Intrinsic Value
Outstanding - January 1, 2026		440		$	33.48		7.8	$	17
Granted		307			7.70		—		—
Forfeited/canceled		(14	)		20.11		—		—
Exercised		(1	)		12.38		—		—
Outstanding ‑ June 30, 2026		732		$	22.95		8.2	$	5,848
Exercisable ‑ June 30, 2026		341		$	34.58		7.2	$	1,511

The weighted average fair value of the stock options to purchase common stock granted during the six months ended June 30, 2026 and 2025 was $6.13 and $12.60, respectively.

Restricted stock unit activity during the six months ended June 30, 2026 was (in thousands, except weighted average grant date fair value per share):


	Number of Shares			Weighted Average Grant Date Fair Value Per Share
Outstanding ‑ January 1, 2026		213		$	29.74
Granted		39			6.46
Forfeited/canceled		—			—
Released		(36	)		31.94
Outstanding ‑ June 30, 2026		216		$	25.30

The ESPP provides for successive six-month offering periods beginning on September 1st and March 1st of each year. During the six months ended June 30, 2026 and 2025, 48,083 shares and 23,244 shares were issued under the ESPP, respectively. The total number of shares available for grant under the ESPP as of June 30, 2026 was 84,090.