TENX Stock Snapshot Price, market cap, P/E, EPS, ROE, debt/equity, 52-week range

03
Price $1.98
Market Cap (MRQ) $63M
P/E (TTM) -1.3
EPS (TTM) $-1.49
Revenue (TTM) $0
ROE (TTM) -59.8%
52W Range $1–$19

TENX Stock Price Chart Daily OHLCV with technical indicators — pan, zoom, and customize your view

04
range
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Bar granularity adapts to the selected period — hover the chart to see open/high/low/close for a bar.

Stock splits 5
Ex-date Split Type
Jan. 3, 2024 1-for-80 Reverse
Jan. 5, 2023 1-for-20 Reverse
Feb. 26, 2018 1-for-20 Reverse
May 13, 2013 1-for-20 Reverse
Nov. 9, 2009 1-for-15 Reverse

10-Year Performance Revenue, net income, margins and EPS trends

06
Revenue$0
2016-12-31 → 2025-12-31
EPS$-1.34
2023-12-31 → 2025-12-31
Free Cash Flow·
2016-12-31 → 2022-12-31
Net margin·
2021-12-31 → 2021-12-31
Valuation & Ratios 07–12

Valuation P/E, P/S, P/B, EV/EBITDA ratios — is the stock expensive or cheap?

Metric 5Y trend TENX 5Y avg Peer Median Verdict
P/E (TTM) -1.35Y avg ≈-487.7 ≈-487.7 · ·
P/B (MRQ) 0.65Y avg ≈2031.3 ≈2031.3 1.7 Overvalued
Price / Cash Flow -0.55Y avg ≈-780.6 ≈-780.6 · ·
Price / Tangible Book 0.25Y avg ≈2031.3 ≈2031.3 · ·

Peer median is calculated on a standardized basis per metric and may not always match the TTM/MRQ basis shown for this stock.

value · ≈ 5Y avg · industry median · verdict relative to median

Earnings History EPS actual vs estimate, surprise %, beat rate, next earnings date

14
Avg Surprise -8.0%
Next Report Nov 10, 2026
PeriodReportEPS ActualEPS EstSurprise
June 30, 2026 Aug 11, 2026 $-0.35 $-0.37 5.1%
March 31, 2026 May 12, 2026 $-0.35 $-0.41 14.2%
Dec. 31, 2025 $-0.38 $-0.42 10.2%
Sept. 30, 2025 $-0.40 $-0.32 -25.5%
June 30, 2025 $-0.27 $-0.24 -10.3%
March 31, 2025 $-0.28 $-0.20 -42.0%

Full Fundamentals All metrics by year — income statement, balance sheet, cash flow

15
Income Statement 16
Metric Trend 20252024202320222021202020192018201720162015
Revenue $0$0·······$0·
Cost of Revenue ·········$0·
Gross Profit ·········$0·
R&D Expense $33M$13M$3M$5M$25M$5M$3M$1M$4M$13M·
SG&A Expense $24M$7M$5M$6M$8M$5M$5M$6M$6M$6M·
Operating Expenses $56M$19M$8M$11M$33M$10M$9M$7M$9M$53M·
Operating Income $-56M$-19M$-8M$11M$-33M$10M$-9M$-7M$-9M$-53M·
Interest Expense $0$23.0K$24.0K$4.4K$949$1.6K$0··$0·
Other Non-op $-33.0K$1.0K$63.0K$-9.2K·$18.2K$160.9K$79.8K$366.2K$764.7K·
Income Tax $0$0$0$0$0$0$0$0$0$-8M$0
Net Income $-53M$-18M$-8M$11M$-32M$-10M$-8M$-14M$-9M$-44M·
EPS (Basic) $-1.34$-1.15$-31.04········
EPS (Diluted) $-1.34$-1.15$-31.04········
Shares (Basic) 39,217,24415,271,705248,447········
Shares (Diluted) 39,217,24415,271,705248,447········
EBITDA $-56M$-19M$8M$-11M$33M$-10M$-9M$-7M$-9M$-53M·
Balance Sheet 28
Metric Trend 20252024202320222021202020192018201720162015
Cash & Equivalents $98M$95M$10M$2M$6M$6M$5M$12M$2M$10M$4M
Short-term Investments ····$0$462.7K$493.9K$494.6K$6M$3M$17M
Receivables ·······$0$50.2K$72.6K$49.4K
Prepaid Expense $6M$2M$2M$738.9K$105.1K$82.6K$781.0K$458.3K$285.5K$275.0K$322.0K
Other Current Assets $1M$64.0K$252.0K$345.9K$0······
Current Assets $104M$97M$12M$3M$6M$7M$6M$13M$8M$14M$21M
PP&E (Net) ··$0$7.2K$7.1K$6.0K$6.6K$8.5K$9.9K$19.1K$35.8K
PP&E (Gross) ·····$66.3K$210.9K$581.6K$574.1K$586.7K$784.4K
Accum. Depreciation ·····$60.4K$204.3K$573.1K$564.1K$567.6K$748.6K
Goodwill ·········$0$11M
Intangibles ·········$0$22M
Other Non-current Assets ·$0$1.0K$9.6K$8.4K$8.4K$8.4K$8.4K$8.4K$1M$1M
Total Assets $104M$97M$12M$3M$6M$7M$6M$13M$10M$23M$73M
Accounts Payable $6M$3M$2M$448.4K$859.6K$757.9K$2M$749.8K$611.9K$727.6K$972.5K
Accrued Liabilities $1M$2M$1M$775.0K$704.3K$1M$871.3K$815.9K$363.3K$5M$3M
Short-term Debt ·$0$501.0K$624.3K$0$120.5K$0····
Current Liabilities $7M$5M$4M$2M$2M$2M$3M$2M$1M$6M$5M
Capital Leases ··$0$64.2K$183.6K$0$60.4K$0···
Deferred Tax ·····$0·····
Total Liabilities $7M$5M$4M$2M$2M$2M$3M$2M$1M$6M$13M
Total Debt ·$0$500.9K$624.3K$0$120.5K·····
Common Stock $1.0K$0$0$3$2.5K$0$674$379$141$2.8K$2.8K
Paid-in Capital $465M$407M$305M$291M$283M$251M·····
Retained Earnings $-367M$-315M$-297M$-290M$-278M$-246M$-236M$-228M$-213M$-205M$-161M
AOCI ····$0$-70$458$516$-16.2K$-18.7K$-129.4K
Stockholders' Equity $97M$92M$8M$1M$4M$5M$4M$12M$9M$17M$60M
Liabilities + Equity $104M$97M$12M$3M$6M$7M$6M$13M$10M$23M$73M
Shares Outstanding 9,314,1303,420,906298,28128,6481,260,34612,619,3696,741,8603,792,2491,411,8401,406,00228,119,694
Cash Flow 12
Metric Trend 20252024202320222021202020192018201720162015
D&A ·$0$8.0K$5.1K$4.1K$4.1K$5.0K$9.0K$13.6K$19.0K·
Stock-based Comp $19M$1M$191.0K···$0$190.1K$79.6K$1.1K·
Amort. of Intangibles ·········$0·
Operating Cash Flow $-36M$-15M$-6M$-11M$-11M$-9M$-8M$-5M$-12M$-16M·
CapEx ···$2.3K$5.3K$3.5K$3.6K$7.6K$4.5K$2.9K·
Investing Cash Flow ·$0$3.0K$-2.3K$452.6K$20.1K$-1.7K$7M$4M$22M·
Net Debt Issued ····$-244.7K······
Stock Issued ·····$9M$0····
Net Stock Activity ·····$9M·····
Financing Cash Flow $39M$100M$14M$8M$10M$11M$96.5K$9M$0$0·
Net Change in Cash ·····$1M$-7M$11M$-8M$6M·
Free Cash Flow ···$-12M$-11M$-9M$-8M$-6M$-12M$-16M·
Profitability 5
Metric Trend 20252024202320222021202020192018201720162015
Operating Margin ····3448708.2%······
Net Margin ····-3421955.5%······
EBITDA Margin ····3448708.2%······
ROA -52.4%-32.5%102.2%-235.1%-505.0%-148.9%-85.2%-121.8%-53.2%-91.2%·
ROE -52.5%-18.6%79.5%-405.7%-565.6%-163.8%-135.5%-169.4%-67.9%-113.3%·
Liquidity & Solvency 4
Metric Trend 20252024202320222021202020192018201720162015
Current Ratio 14.620.63.31.73.63.22.48.58.02.2·
Quick Ratio 13.620.2·1.13.63.22.18.27.72.2·
Debt / Equity ·0.00.10.40.00.0·····
Interest Coverage ·-847.6343.6-2487.7·-6065.1·····
Efficiency 2
Metric Trend 20252024202320222021202020192018201720162015
Asset Turnover 0.00.0··0.0····0.0·
Receivables Turnover ·········0.0·
Per Share 5
Metric Trend 20252024202320222021202020192018201720162015
Book Value / Share $10.42$26.89$27.15$0.65$0.17$0.37$0.56$3.10$6.29$0.61·
Revenue / Share $0.00$0.00·········
Cash Flow / Share $-0.91$-0.97·········
Cash / Share $10.48$27.74·$0.93$0.22$0.50$0.73$3.26$1.14$0.36·
EPS (TTM) $-1.34$-1.15$-31.04$-0.76$-0.76$-0.76$-0.76$-0.76$-0.76$-0.76·
Valuation (TTM) 14
Metric Trend 20252024202320222021202020192018201720162015
Revenue TTM $0$0$41.9K$41.9K$41.9K$41.9K$41.9K$41.9K$41.9K$0·
Net Income TTM $-53M$-18M$-8M$11M$-32M$-10M$-8M$-14M$-9M$-44M·
Market Cap $114M$21M$7M$407M$41.94B$37.56B$15.21B$7.34B$22.14B$1.75T·
Enterprise Value ·$-74M·$406M$41.94B$37.55B·····
P/E -9.1-5.4-0.7-233.7-2189.5-3915.8-2968.4-2547.4-20631.6-82105.3·
P/S ··156.89722.61001918.2897077.3363310.6175372.5528799.2··
P/B 1.20.20.8272.79881.68119.14031.7623.72492.5102368.3·
P / Tangible Book 1.20.20.8272.69881.68119.1·····
P / Cash Flow -3.2-1.4-1.1-33.9-3863.6-4050.0-2012.9-1335.0-1823.5-110557.4·
P / FCF ···-33.9-3861.8-4048.5-2011.9-1333.2-1822.8-110537.3·
EV / EBITDA ·3.8·-36.71281.4-3805.1·····
EV / FCF ···-33.8-3861.2-4047.8·····
EV / Revenue ···9686.71001784.9896919.8·····
Earnings Yield -11.0%-18.6%-141.1%-0.43%-0.05%-0.03%-0.03%-0.04%0.00%0.00%·

Most recent period on the left · null values shown as ·

Financial Statements Income statement, balance sheet, cash flow — annual, last 5 years

16
Metric 2025-12-312024-12-312023-12-312022-12-312021-12-31
Revenue $0 $0 · · ·
Operating Margin % · · · · 3448708.2%
Net Income $-53M $-18M $-8M $11M $-32M
Diluted EPS $-1.34 $-1.15 $-31.04 · ·

Institutional owners (13F) 130 filers · $493.7M total · As of June 30, 2026

17

Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.

Holders 130
Value held $493.7M
New positions 59
Exited positions 9
Institutional activity — Q2 2026 vs prior quarter
New positions Exited positions Increased Decreased Net shares change
59 (+24 vs prior Q) 9 (+9 vs prior Q) 42 (+16 vs prior Q) 13 (+8 vs prior Q) +11.2M

Compared to Q1 2026. SEC Form 13F filings are due within 45 days of quarter-end plus a short buffer for late filers — quarters still inside that window are skipped in favor of the most recent fully-reported pair.

Institution Value Shares % of tracked 13F Type
FMR LLC $57,361,528 3,942,373 11.62% Shares
Vivo Capital, LLC $36,375,000 2,500,000 7.37% Shares
JANUS HENDERSON GROUP PLC $29,065,739 1,815,474 5.89% Shares
BlackRock, Inc. $25,142,226 1,727,988 5.09% Shares
PERCEPTIVE ADVISORS LLC $24,735,000 1,700,000 5.01% Shares
VANGUARD CAPITAL MANAGEMENT LLC $16,690,611 1,147,121 3.38% Shares
MILLENNIUM MANAGEMENT LLC $12,749,146 876,230 2.58% Shares
Ikarian Capital, LLC $11,459,580 787,600 2.32% Shares
Candriam S.C.A. $10,896,012 749,588 2.21% Shares
CITADEL ADVISORS LLC $10,600,562 728,561 2.15% Shares
RTW INVESTMENTS, LP $10,135,094 696,570 2.05% Shares
Stonepine Capital Management, LLC $9,603,000 660,000 1.95% Shares
GEODE CAPITAL MANAGEMENT, LLC $9,308,074 639,537 1.89% Shares
MARSHALL WACE, LLP $8,520,160 585,578 1.73% Shares
BRAIDWELL LP $8,503,195 584,412 1.72% Shares
Point72 Asset Management, L.P. $8,100,873 556,761 1.64% Shares
Velan Capital Investment Management LP $8,002,282 549,985 1.62% Shares
ADAGE CAPITAL PARTNERS GP, L.L.C. $7,858,833 540,126 1.59% Shares
Woodline Partners LP $7,729,746 531,254 1.57% Shares
STATE STREET CORP $7,432,344 510,814 1.51% Shares
Sofinnova Investments, Inc. $7,275,567 500,039 1.47% Shares
MORGAN STANLEY $6,288,801 432,220 1.27% Shares
Qube Research & Technologies Ltd $6,254,943 429,893 1.27% Shares
Siren, L.L.C. $6,214,902 427,141 1.26% Shares
Caption Management, LLC $5,815,635 399,700 1.18% Call option
Ikarian Capital, LLC $5,428,605 373,100 1.10% Call option
TWO SIGMA INVESTMENTS, LP $5,141,825 353,390 1.04% Shares
BVF INC/IL $4,940,438 339,549 1.00% Shares
Bank of New York Mellon Corp $4,733,067 325,296 0.96% Shares
Trexquant Investment LP $4,679,338 321,604 0.95% Shares
BOOTHBAY FUND MANAGEMENT, LLC $4,526,316 311,087 0.92% Shares
DIADEMA PARTNERS LP $4,466,850 307,000 0.90% Call option
Logos Global Management LP $4,365,000 300,000 0.88% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,207,336 289,164 0.85% Shares
GOLDMAN SACHS GROUP INC $4,000,464 274,946 0.81% Shares
JANE STREET GROUP, LLC $3,879,845 266,656 0.79% Shares
Avidity Partners Management LP $3,869,340 265,934 0.78% Shares
Caption Management, LLC $3,710,250 255,000 0.75% Shares
DIMENSIONAL FUND ADVISORS LP $3,686,196 253,518 0.75% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $3,422,160 235,200 0.69% Put option
ADAR1 Capital Management, LLC $3,207,722 220,462 0.65% Shares
VANGUARD GROUP INC $3,116,545 255,664 0.63% Shares
NORTHERN TRUST CORP $2,897,400 199,134 0.59% Shares
Balyasny Asset Management L.P. $2,822,700 194,000 0.57% Call option
ExodusPoint Capital Management, LP $2,684,490 184,501 0.54% Shares
Ensign Peak Advisors, Inc $2,573,735 176,889 0.52% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $2,456,637 168,841 0.50% Shares
Integral Health Asset Management, LLC $2,429,850 167,000 0.49% Shares
RENAISSANCE TECHNOLOGIES LLC $2,386,200 164,000 0.48% Shares
Nuveen, LLC $2,345,271 161,187 0.48% Shares

Show all 130 institutional owners →

Activists & 5%+ owners 5 positions

18

Investors who filed SEC Schedule 13D — beneficial ownership above 5% with an intent to influence the issuer (activist stakes, board campaigns, M&A). Each row shows the most recent known state of that filer's position.

Filer Filed Stake Status Purpose Filing
Christopher Thomas Giordano ×2 filings July 31, 2026 4.32% Amendment · SEC
Declan Doogan ×5 filings Feb. 9, 2023 · Initial filing Passive investment SEC
Stuart Rich, Andrea Rich 2021 Irrevocable Trust, Stuart Rich 2022 Irrevocable Trust ×5 filings Feb. 9, 2023 · Initial filing Passive investment SEC
Armistice Capital, LLC, Steven Boyd ×4 filings June 17, 2022 · Initial filing Board campaign SEC
Ziyad Binsalamah ×2 filings June 2, 2020 · Initial filing · SEC

Purpose is an automated classification of the filer's own stated purpose (SEC Item 4) — not investment advice. "—" means no clear purpose was stated or the text could not be classified.

Company insiders 19 insiders · 8 officers · 13 directors

19
Insider Role Last activity Shares owned Buys 12m Sells 12m Net 12m
Christopher Thomas Giordano CEO Sept. 15, 2026 P 22,174 5 0 $40,100
Anthony A Ditonno CEO July 6, 2021 A · 0 0 $0
Christian J Stern Chief Executive Officer Aug. 10, 2011 F 147,607 0 0 $0
Thomas R Staab II Chief Financial Officer Sept. 11, 2026 P 15,675 1 0 $11,010
Thomas Mcgauley Interim CFO Jan. 30, 2026 M 5,000 3 0 $58,180
Michael B Jebsen CFO Jan. 5, 2021 A 34,680 0 0 $0
Stuart Rich Chief Medical Officer Jan. 9, 2026 A 5,266 5 0 $96,430
Gerald L Klein Chief Medical Officer Oct. 14, 2011 F 13,542 0 0 $0
Declan Doogan Director Sept. 16, 2026 P 55,274 1 0 $101,760
Robyn Hunter Director Jan. 9, 2026 A · 0 0 $0
Michael H. Davidson Director Jan. 9, 2026 A 2,881 0 0 $0
June Sherie Almenoff Director Jan. 9, 2026 A 1,993 4 0 $29,906
James P. Mitchum Director June 10, 2021 A 26,000 0 0 $0
Ronald R Blanck Director May 18, 2020 P 6,062 0 0 $0
Chris A Rallis Director May 1, 2019 A 14,490 0 0 $0
William A. Chatfield Director May 1, 2012 A 42,289 0 0 $0
Richard M Kiral Director March 1, 2011 A 6,951 0 0 $0
PROEHL GERALD T · Jan. 9, 2026 A 1,667 0 0 $0
John P Kelley · March 15, 2017 F 1,282,932 0 0 $0

Insiders from SEC Form 3/4/5 filings; net = open-market P/S only

ETF ownership Held by 14 ETFs

20

Weight reflects direct equity holdings (N-PORT) only; leveraged or derivative-based funds may hold additional swap exposure not shown.

Fund Weight Units As of Source
VTWV · VANGUARD SCOTTSDALE FUNDS 0.02% 21,886 SH Aug. 19, 2026 Daily
IWC · iShares Trust 0.01% 85,058 SH Sept. 11, 2026 Daily
RSSL · Global X Funds 0.01% 11,967 NS July 31, 2026 N-PORT
VTWO · VANGUARD SCOTTSDALE FUNDS 0.01% 144,811 SH Aug. 19, 2026 Daily
DFAS · Dimensional ETF Trust 0.01% 68,684 NS July 31, 2026 N-PORT
IWM · iShares Trust 0.00% 642,583 SH Sept. 11, 2026 Daily
DCOR · Dimensional ETF Trust 0.00% 2,603 NS July 31, 2026 N-PORT
DFAC · Dimensional ETF Trust 0.00% 27,926 NS July 31, 2026 N-PORT
DFAU · Dimensional ETF Trust 0.00% 5,403 NS July 31, 2026 N-PORT
DFUS · Dimensional ETF Trust 0.00% 3,160 NS July 31, 2026 N-PORT
VXF · VANGUARD INDEX FUNDS 0.00% 277,850 SH Aug. 19, 2026 Daily
VTI · VANGUARD INDEX FUNDS 0.00% 852,259 SH Aug. 19, 2026 Daily
VTHR · VANGUARD SCOTTSDALE FUNDS 0.00% 2,144 SH Aug. 19, 2026 Daily
IWN · iShares Trust · 238,184 SH Sept. 11, 2026 Daily

TENX Analyst Consensus Bullish and bearish analyst opinions, 12-month price target, upside

21
rating · 16 analysts BUY
Median target $5.00 +152.5%
3 18.8% Strong Buy
8 50.0% Buy
5 31.2% Hold
0 0.0% Sell
0 0.0% Strong Sell

12-Month Price Target

9 analysts · 2026-10-04

Mean target $12.56 +534.1%

← Below all targets Current price $1.98
Low$4.00 Mean$12.56 High$36.00

Peer comparison (GICS sub-industry) Key metrics vs sector peers

22

FY basis, prices as of each company's last fiscal year-end close.

Ticker Market Cap P/E Rev YoY Net Margin ROE Gross Margin
TENX $114M -9.1 · · -52.5% ·
SERA · -4.4 5.2% -39417.3% -39.0% ·
GANX $135M -5.3 -60.6% · -181.1% ·
RNXT · -2.6 2511.6% · · ·
ALDX $312M -9.2 · · -68.0% ·
GRML · · · · -104.9% ·
SPRO $131M 15.5 39.2% 12.8% 18.7% ·
RNTX · -0.6 · · · ·

My Metrics Your personal watchlist — selected rows from Full Fundamentals

26

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Source: SEC 10-Q filed Jul 31, 2026