Revenue
2009
2010
2011
2012
2013
2014
2015
2016
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 | 2009 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $416.3M | $402.8M | $415.3M | $380.3M | $335.1M | $328.5M | $397.9M | $419.4M | $385.2M | $331.9M | $238.5M | $272.9M | $281.1M | $292.9M | $344.8M | $326.9M | $299.2M |
| Gross profit | $62.1M | $66.0M | $67.5M | $52.3M | $56.3M | $71.0M | $71.7M | $67.6M | — | — | — | — | — | — | — | — | — |
| Gross margin | 14.91% | 16.38% | 16.26% | 13.74% | 16.79% | 21.62% | 18.03% | 16.12% | — | — | — | — | — | — | — | — | — |
| Research & development | $494,000 | $441,000 | $662,000 | $1.0M | $1.2M | $2.0M | $2.5M | $2.7M | $3.4M | $2.7M | $1.1M | $1.3M | $1.4M | $1.5M | $1.7M | $1.7M | — |
| Operating expenses | $116.6M | $53.8M | $102.1M | $49.5M | $61.1M | $322.1M | $408.8M | $464.3M | $398.9M | $386.4M | $233.4M | $272.8M | $252.1M | $276.6M | $308.3M | $302.2M | $252.4M |
| Operating income | −$54.5M | $12.2M | −$34.6M | $2.8M | −$4.8M | $6.4M | −$10.9M | −$44.9M | −$13.8M | −$54.5M | $5.0M | $80,000 | $29.0M | $16.3M | $36.5M | $24.7M | $46.7M |
| Operating margin | −13.09% | 3.02% | −8.32% | 0.73% | −1.43% | 1.96% | −2.74% | −10.70% | −3.57% | −16.43% | 2.12% | 0.03% | 10.31% | 5.56% | 10.58% | 7.56% | 15.62% |
| EBITDA | −$32.7M | $30.8M | −$16.9M | $20.2M | $13.1M | $25.0M | $8.1M | −$23.5M | $7.6M | −$34.1M | $16.8M | $11.9M | $40.3M | $27.0M | $46.6M | $33.3M | $53.9M |
| EBITDA margin | −7.85% | 7.64% | −4.07% | 5.31% | 3.91% | 7.62% | 2.03% | −5.61% | 1.98% | −10.27% | 7.06% | 4.36% | 14.34% | 9.20% | 13.52% | 10.18% | 18.01% |
| Net income | −$66.1M | $438,000 | −$39.9M | $3.4M | −$3.9M | $8.0M | −$21.0M | −$69.3M | −$12.1M | −$79.8M | $1.4M | −$1.2M | $12.4M | $8.4M | $21.3M | $15.5M | $27.7M |
| Net profit margin | −15.87% | 0.11% | −9.61% | 0.90% | −1.15% | 2.43% | −5.27% | −16.53% | −3.14% | −24.05% | 0.58% | −0.44% | 4.43% | 2.85% | 6.18% | 4.73% | 9.25% |
| Basic EPSper basic share | -$3.28 | $0.02 | -$2.04 | $0.18 | -$0.20 | $0.56 | -$1.67 | -$5.57 | -$0.98 | -$6.68 | $0.13 | -$0.11 | $1.20 | $0.81 | $2.07 | $1.51 | $2.71 |
| Diluted EPSper diluted share | -$3.28 | $0.02 | -$2.04 | $0.18 | -$0.20 | $0.54 | -$1.67 | -$5.57 | -$0.98 | -$6.68 | $0.13 | -$0.11 | $1.20 | $0.80 | $2.05 | $1.50 | $2.71 |
Reported shareholders
| Holder | % owned |
|---|---|
Louis Berkman Investment CO | ≈15.17%3.13M shares |
GAMCO INVESTORS, INC. ET AL | 11.93%2.46M shares |
GABELLI FUNDS LLC | 6.75%1.39M shares |
BlackRock, Inc. | 4.77%982.61K shares |
AMERIPRISE FINANCIAL INC | 4.39%905.68K shares |
WELLS FARGO & COMPANY/MN | 3.21%660.95K shares |
VANGUARD CAPITAL MANAGEMENT LLC | 2.93%604.09K shares |
McBrayer Brett | ≈2.71%557.69K shares |
RENAISSANCE TECHNOLOGIES LLC | 2.01%414.42K shares |
GEODE CAPITAL MANAGEMENT, LLC | 1.66%342.84K shares |
AMERICAN CENTURY COMPANIES INC | 1.60%328.85K shares |
DIMENSIONAL FUND ADVISORS LP | 1.43%295.44K shares |
Meros Investment Management, LP | 1.16%239.91K shares |
SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.95%195.32K shares |
ACADIAN ASSET MANAGEMENT LLC | 0.93%191.02K shares |
Lyon Samuel | ≈0.88%181.23K shares |
McAuley Michael G | ≈0.85%175.77K shares |
O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 0.85%174.31K shares |
STATE STREET CORP | 0.77%159.32K shares |
ABEL JAMES J | ≈0.73%150.55K shares |
Percentages use 20.61M 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 25, 2026Form 4 | Lyon SamuelPresident of Union Electric | SellCommon Stock | 9.5K | $9.82 | $93.3K | 181.2K |
| Jun 18, 2026Form 4 | Lyon SamuelPresident of Union Electric | SellCommon Stock | 547 | $11.30 | $6.2K | 190.7K |
| May 19, 2026Form 4 | McBrayer BrettChief Executive Officer | BuyCommon Stock | 3.3K | $9.03 | $29.8K | 557.7K |
| Mar 19, 2026Form 4 | McBrayer BrettChief Executive Officer | BuyCommon Stock | 7.5K | $6.67 | $50.0K | 585.7K |
| Dec 1, 2025Form 4 | McBrayer BrettChief Executive Officer | BuyCommon Stock | 19.0K | $2.58 | $49.0K | 448.6K |