Revenue
2010
2011
2012
2013
2014
2015
2017
2018
2019
2020
2021
2022
2023
2024
2025
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $124,157 | $20,729 | $122,112 | $3.5M | $594,563 | $16,563 | $11,731 | $77,724 | $250,928 | — | $0 | $0 | $0 | $530 | $58,395 | $5,150 |
| Gross profit | $102,911 | −$31,866 | −$253,733 | $1.4M | $410,382 | $5,286 | $2,959 | $12,847 | $190,612 | — | — | — | — | $318 | $54,041 | $2,207 |
| Gross margin | 82.89% | −153.73% | −207.79% | 39.93% | 69.02% | 31.91% | 25.22% | 16.53% | 75.96% | — | — | — | — | 60.00% | 92.54% | 42.85% |
| Research & development | $7.7M | $8.4M | $7.3M | $6.8M | $1.9M | $389 | $52,510 | $32,591 | — | — | — | — | $132,962 | $199,599 | $281,107 | $433,357 |
| Operating expenses | $14.1M | $13.8M | $13.0M | $15.4M | $4.3M | $1.4M | $1.6M | $1.3M | $770,375 | $667,111 | $519,821 | — | $566,155 | $554,926 | $1.2M | $1.1M |
| Operating income | −$14.0M | −$13.8M | −$13.2M | −$14.0M | −$3.9M | −$1.4M | −$1.6M | −$1.3M | −$579,763 | −$667,111 | −$519,821 | — | −$566,155 | −$554,608 | −$1.1M | −$1.1M |
| Operating margin | −11,268.32% | −66,772.17% | −10,814.99% | −397.09% | −650.47% | −8,696.70% | −13,472.11% | −1,717.20% | −231.05% | — | — | — | — | −104,643.02% | −1,962.29% | −20,763.38% |
| EBITDA | −$9.2M | −$9.0M | −$8.3M | −$9.1M | −$1.8M | −$1.4M | −$1.6M | −$1.3M | −$539,773 | −$641,155 | −$500,049 | — | −$550,035 | −$539,036 | −$1.1M | −$1.0M |
| EBITDA margin | −7,418.23% | −43,607.93% | −6,825.98% | −259.77% | −306.61% | −8,607.96% | −13,282.52% | −1,644.90% | −215.11% | — | — | — | — | −101,704.91% | −1,933.87% | −20,377.92% |
| Net income | −$14.8M | −$14.9M | −$13.8M | −$14.0M | −$3.9M | −$1.5M | −$1.6M | −$1.3M | −$617,375 | −$669,982 | −$521,874 | — | −$622,602 | −$650,847 | −$1.3M | $506,312 |
| Net profit margin | −11,897.04% | −71,702.26% | −11,276.98% | −397.96% | −654.04% | −8,758.21% | −13,479.65% | −1,722.30% | −246.04% | — | — | — | — | −122,801.32% | −2,249.80% | 9,831.30% |
| Basic EPSper basic share | -$3.46 | -$7.82 | -$16.80 | -$25.70 | -$11.25 | -$15.00 | -$15.00 | -$15.00 | -$11.25 | -$11.25 | -$11.25 | — | — | — | -$7.50 | $3.75 |
| Diluted EPSper diluted share | -$3.46 | -$7.82 | -$16.80 | -$25.70 | -$11.25 | -$15.00 | -$15.00 | -$15.00 | -$11.25 | -$11.25 | -$11.25 | — | -$3.75 | -$3.75 | -$7.50 | $3.75 |
Reported shareholders
| Holder | % owned |
|---|---|
Taiwan Carbon Nano Technology Corp | ≈12.85%948.93K shares |
lee ting-chuan | ≈10.93%807.42K shares |
tsai chun-hsien | ≈9.62%710.37K shares |
TSAI CHUN-JUNG | ≈8.91%658.2K shares |
chang wen-han | ≈1.38%101.55K shares |
tsai chung-yi | ≈1.23%90.88K shares |
WEI PAO-SHENG | ≈1.23%90.88K shares |
Lee Hsin-Liang Christopher | ≈1.02%75.28K shares |
ASE Test, Inc. | ≈0.80%58.89K shares |
GEODE CAPITAL MANAGEMENT, LLC | 0.60%44.09K shares |
HRT FINANCIAL LP | 0.43%32.01K shares |
Keystone Financial Group | 0.35%25.55K shares |
VANGUARD CAPITAL MANAGEMENT LLC | 0.22%16.02K shares |
Mariner, LLC | 0.21%15.8K shares |
VANGUARD FIDUCIARY TRUST CO | 0.19%14.17K shares |
JANE STREET GROUP, LLC | 0.16%11.5K shares |
chiang yao-chung | ≈0.15%11.28K shares |
UBS Group AG | 0.06%4.59K shares |
Tower Research Capital LLC (TRC) | 0.04%3.16K shares |
BlackRock, Inc. | 0.04%3.07K shares |
Percentages use 7.38M shares of this listed class outstanding on Jun 30, 2026. ≈ compares the latest reported holding with a share total from a different date; it is not a confirmed current stake.
Gray completes the 100% scale. Reported positions may overlap; holders have different reporting dates.
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Jun 5, 2026Form 4 | chiang yao-chungDirector | BuyCommon Stock · indirect | 3.5K | $2.05 | $7.2K | 11.3K |
| Jun 3, 2026Form 4 | chiang yao-chungDirector | BuyCommon Stock · indirect | 2.0K | $2.13 | $4.3K | 7.8K |
| May 28, 2026Form 4 | chiang yao-chungDirector | BuyCommon Stock · indirect | 250 | $2.30 | $575.00 | 5.8K |
| May 27, 2026Form 4 | chiang yao-chungDirector | BuyCommon Stock · indirect | 2.0K | $2.00 | $4.0K | 5.5K |
| May 26, 2026Form 4 | lee ting-chuanDirector | SellCommon Stock | 110.0K | $1.90 | $209.0K | 807.4K |