Revenue
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Cytosorbents Corp (CTSO)
Price$6.05Cached quote
Net income
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Free cash flow
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Total cash / debt
CashTotal debt
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
Financial statements
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $37.1M | $35.6M | $31.1M | $34.7M | $43.2M | $41.0M | $24.9M | $22.5M | $15.2M | $8.2M | $4.8M | $4.1M | $2.4M | $1.3M | $36,078 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Gross profit | $26.5M | $24.9M | $22.0M | $20.7M | $32.1M | $30.0M | $17.6M | $15.0M | $9.6M | $5.6M | $2.6M | $2.0M | $511,102 | $1.0M | $24,318 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Gross margin | 71.48% | 69.92% | 70.62% | 59.77% | 74.41% | 73.05% | 70.48% | 66.72% | 63.58% | 67.93% | 53.82% | 48.24% | 21.10% | 76.22% | 67.40% | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Research & development | $5.1M | $7.6M | $15.7M | $15.1M | $16.4M | $8.8M | $12.1M | $7.7M | $3.2M | $4.1M | $3.9M | $2.4M | $1.7M | $2.5M | $2.9M | $1.8M | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Operating expenses | $41.2M | $41.3M | $53.9M | $52.3M | $54.9M | $40.3M | $36.6M | $30.6M | $19.5M | $17.1M | $11.9M | $8.9M | $5.2M | $4.5M | $4.5M | $2.8M | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Operating income | −$14.7M | −$16.5M | −$31.9M | −$31.5M | −$22.7M | −$10.4M | −$19.0M | −$15.6M | −$9.8M | −$11.5M | −$9.3M | −$6.9M | −$4.7M | −$3.5M | −$4.4M | −$2.8M | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Operating margin | −39.79% | −46.22% | −102.78% | −90.87% | −52.69% | −25.29% | −76.05% | −69.25% | −64.96% | −140.04% | −194.17% | −167.19% | −194.55% | −259.94% | −12,297.71% | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| EBITDA | −$13.5M | −$15.1M | −$30.5M | −$30.6M | −$22.0M | −$9.7M | −$18.4M | −$15.2M | −$9.6M | −$11.3M | −$9.2M | −$6.8M | −$4.6M | −$3.4M | −$4.4M | −$2.8M | — | — | — | — | — | — | — | — | — | — | — | — | — |
| EBITDA margin | −36.46% | −42.47% | −98.08% | −88.33% | −51.00% | −23.68% | −73.72% | −67.52% | −63.52% | −138.08% | −191.81% | −165.60% | −191.89% | −255.87% | −12,189.19% | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Net income | −$8.2M | −$20.7M | −$29.2M | −$32.8M | −$24.6M | −$7.8M | −$19.3M | −$17.2M | −$8.5M | −$11.8M | −$9.5M | −$9.3M | −$4.7M | −$3.7M | −$5.5M | −$2.9M | −$2.7M | −$3.0M | −$3.4M | −$76.7M | −$3.7M | −$1.1M | −$6.0M | −$11.9M | −$15.4M | −$3.1M | −$10.8M | −$1.9M | −$5.3M |
| Net profit margin | −22.12% | −58.21% | −94.09% | −94.59% | −56.89% | −19.11% | −77.22% | −76.48% | −55.84% | −143.35% | −197.78% | −226.10% | −193.08% | −272.80% | −15,193.88% | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Basic EPSper basic share | -$0.13 | -$0.38 | -$0.65 | -$0.75 | -$0.57 | -$0.20 | -$0.60 | -$0.56 | -$0.32 | -$0.46 | -$0.38 | -$1.29 | -$0.75 | -$0.03 | -$0.05 | -$0.05 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Diluted EPSper diluted share | -$0.13 | -$0.38 | -$0.65 | -$0.75 | -$0.57 | -$0.20 | -$0.60 | -$0.56 | -$0.32 | -$0.46 | -$0.38 | -$1.29 | -$0.75 | -$0.03 | -$0.05 | -$0.05 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Owners
Reported shareholders
8.26%of listed shares
AVENIR CORP5.19M shares · Jun 30, 2026
View holders
| Holder | % owned |
|---|---|
AVENIR CORP | 8.26%5.19M shares |
NEUBERGER BERMAN GROUP LLC | 3.13%1.97M shares |
VANGUARD CAPITAL MANAGEMENT LLC | 3.05%1.91M shares |
Chan Phillip P. | ≈2.78%1.74M shares |
CM Management, LLC | 2.35%1.48M shares |
Skylands Capital, LLC | 1.93%1.21M shares |
Capponi Vincent | ≈1.22%766.27K shares |
MARIANI PETER J | ≈1.02%638.11K shares |
BlackRock, Inc. | 1.00%627.21K shares |
GEODE CAPITAL MANAGEMENT, LLC | 0.96%602.06K shares |
Sargent Investment Group, LLC | 0.88%555.76K shares |
Pathstone Holdings, LLC | 0.80%499.91K shares |
Deliargyris Efthymios | ≈0.75%473.03K shares |
VANGUARD FIDUCIARY TRUST CO | 0.50%316.17K shares |
CIBC Bancorp USA Inc. | 0.27%172.65K shares |
STATE STREET CORP | 0.25%159.29K shares |
BATOR MICHAEL G. | ≈0.24%151.27K shares |
Sobel Alan D. | ≈0.24%147.76K shares |
OSAIC HOLDINGS, INC. | 0.21%134.84K shares |
UBS Group AG | 0.21%131.02K shares |
Percentages use 62.84M 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.
Source: SEC Form 13F ↗Updated Sep 29, 2026 · Quarterly data
Insider buys & sells
| Transaction | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Jun 15, 2026Form 4 | MARIANI PETER JChief Financial Officer | BuyCommon Stock | 100.0K | $0.44 | $44.0K | 638.1K |
| Jun 15, 2026Form 4 | Chan Phillip P.Chief Executive Officer | BuyCommon Stock | 10.3K | $0.43 | $4.4K | 1.74M |
| Jun 12, 2026Form 4 | Chan Phillip P.Chief Executive Officer | BuyCommon Stock | 251.1K | $0.40 | $100.5K | 1.73M |
| Dec 13, 2024Form 4 | MARIANI PETER JChief Financial Officer | BuyCommon Stock | 20.0K | $0.96 | $19.2K | 401.4K |
| Dec 12, 2024Form 4 | MARIANI PETER JChief Financial Officer | BuyCommon Stock | 20.0K | $0.89 | $17.8K | 381.4K |