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

03
Price $1.28
Market Cap (MRQ) $6M
P/E -0.2
EPS $-6.83
ROE -298.2%
Debt/Equity (MRQ) 0.4
52W Range $1–$6

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

04
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Stock splits 6
Ex-date Split Type
Aug. 7, 2025 23-for-20 Forward
July 25, 2025 1-for-15 Reverse
March 1, 2022 1-for-15 Reverse
May 30, 2017 1-for-14 Reverse
Oct. 29, 2013 1-for-5 Reverse
Feb. 28, 2006 1-for-15 Reverse

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

06
Revenue·
2017-12-31 → 2022-12-31
EPS$-6.83
2022-12-31 → 2025-12-31
Free Cash Flow$-14M
2016-12-31 → 2025-12-31
Net margin·
2018-12-31 → 2022-12-31
Valuation & Ratios 07–12

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

Metric 5Y trend IMNN 5Y avg Peer Median Verdict
P/E -0.25Y avg ≈-2.2 ≈-2.2 · ·
P/S 8.85Y avg ≈406.7 ≈406.7 16.6 Fair value
P/B (MRQ) 1.45Y avg ≈13.2 ≈13.2 1.1 Overvalued
Price / FCF -0.35Y avg ≈-11.4 ≈-11.4 · ·
Price / Cash Flow -0.35Y avg ≈-11.6 ≈-11.6 · ·
Price / Tangible Book 0.65Y avg ≈13.2 ≈13.2 · ·

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 17.4%
Next Report Nov 11, 2026
PeriodReportEPS ActualEPS EstSurprise
June 30, 2026 Aug 6, 2026 $-0.54 $-0.94 42.8%
March 31, 2026 May 12, 2026 $-0.84 $-1.13 25.8%
Dec. 31, 2025 $-1.99 $-1.20 -66.2%
Sept. 30, 2025 $-1.16 $-1.84 37.0%
June 30, 2025 $-1.87 $-4.20 55.5%
March 31, 2025 $-3.65 $-4.66 21.6%
Dec. 31, 2024 $-4.57 $-4.82 5.3%

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

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Income Statement 15
Metric Trend 202520242023202220212020201920182017
Revenue ···$500.0K$500.0K$500.0K$500.0K$500.0K$500.0K
R&D Expense $8M$12M$11M$12M$11M$11M$13M$12M$13M
SG&A Expense $7M$7M$10M$14M$11M$8M$8M$10M$6M
Operating Expenses $15M$19M$21M$25M$22M$19M$21M$22M$19M
Operating Income $-15M$-19M$-21M$-25M$-21M$-18M$-21M$-21M$-18M
Interest Expense ··$197.1K$5M$569.9K$1M···
Other Non-op $155.7K$512.2K$235.1K$-13M$-1M$-5M$29$52$2.3K
Pretax Income $14M$19M$-21M$-37M$-22M$-23M$-19M$-22M$-20M
Income Tax ··$-1M$-2M$-1M$-2M$-2M$-10M·
Net Income $-14M$-19M$-20M$-36M$-21M$-21M$-17M$-12M$-20M
EPS (Basic) $-6.83$-16.94$-2.16$-5.03$-3.83····
EPS (Diluted) $-6.83$-16.94$-2.16$-5.03·····
Shares (Basic) 2,123,3441,098,8999,045,3207,142,9705,426,953····
Shares (Diluted) 2,123,3441,098,8999,045,3207,142,970·····
EBITDA $-15M$-19M$-21M$-24M$-20M$-18M$-20M$-21M$-18M
Balance Sheet 27
Metric Trend 202520242023202220212020201920182017
Cash & Equivalents $9M$6M$6M$11M$20M$17M$7M$13M$11M
Short-term Investments ··$10M$21M$30M·$8M$14M$13M
Current Assets $11M$8M$18M$37M$52M$19M$16M$28M$24M
PP&E (Net) $529.9K$541.3K$751.9K$548.3K$477.0K$294.6K$405.4K$184.6K$175.8K
PP&E (Gross) $2M$2M$3M$3M$4M$4M$4M$3M$3M
Accum. Depreciation $1M$1M$2M$3M$3M$3M$3M$3M$3M
Goodwill ·····$2M$2M$2M$2M
Intangibles ·····$113.7K$341.0K$568.3K$795.6K
Other Non-current Assets $1M$1M$3M$7M$22M$18M$22M·$8.8K
Total Assets $12M$10M$22M$44M$74M$38M$38M$47M$48M
Accounts Payable ··$4M$4M$3M$2M$3M$3M$3M
Accrued Liabilities $3M$3M$3M$5M$3M$2M$2M$3M$2M
Short-term Debt ···$1M·$1M$2M··
Current Liabilities $5M$5M$7M$10M$7M$7M$8M$6M$6M
Capital Leases $602.4K$686.9K$1M·$230.7K$710.3K$1M·$10.9K
Other Non-current Liabilities ·······$63.3K$71.7K
Total Liabilities $5M$5M$9M$15M$18M$19M$24M$26M$21M
Long-term Debt ···$6M·$5M$10M$9M·
Total Debt ···$1M·$1M$2M··
Common Stock $34.2K$9.7K$94.0K$74.4K$57.7K$27.1K$232.6K$188.3K$172.8K
Paid-in Capital $428M$411M$402M$398M$389M$331M$305M$294M·
Retained Earnings $-421M$-407M$-388M$-369M$-333M$-312M$-291M$-274M$-262M
Treasury Stock $85.2K$85.2K$85.2K$85.2K$85.2K$85.2K$85.2K$85.2K$85.2K
AOCI $0$0$60.8K$26.5K$-8.0K·$42.8K$29.9K$-10.2K
Stockholders' Equity $7M$4M$13M$29M$56M$19M$15M$21M$27M
Liabilities + Equity $12M$10M$22M$44M$74M$38M$38M$47M$48M
Shares Outstanding 3,419,650966,7129,399,7897,436,1975,770,5162,713,40223,255,81818,831,83417,276,965
Cash Flow 15
Metric Trend 202520242023202220212020201920182017
D&A ·$240.0K$248.0K$731.6K$702.9K$741.5K$721.7K$356.9K$553.0K
Stock-based Comp $127.4K$477.3K$759.0K$3M$4M$2M$2M$5M$1M
Deferred Tax ·$1M$286.6K$-183.6K$462.4K$-26.5K$-2M··
Amort. of Intangibles ·······$227.3K$227.3K
Other Non-cash ···$9M$-379.4K$3M$-5M$-119.6K$2M
Operating Cash Flow $-14M$-19M$-19M$-23M$-16M$-16M$-20M$-7M$-17M
CapEx $280.6K$29.5K$451.8K$267.8K$311.6K$19.1K$349.2K$138.4K$38.6K
Investing Cash Flow $-280.6K$10M$11M$8M$-30M$8M$6M$-2M$-11M
Stock Issued $14M$9M$3M$7M$53M$23M$8M$858.5K·
Net Stock Activity $14M$9M$3M$7M$53M$23M$8M··
Financing Cash Flow $17M$9M$-4M$7M$55M$18M$8M$11M$36M
Net Change in Cash $3M$34.2K$-12M$-8M$8M$10M$-6M$2M$9M
Taxes Paid ·······$10M·
Free Cash Flow $-14M$-19M$-19M$-23M$-17M$-16M$-21M$-7M$-17M
Levered FCF ··$-20M$-28M$-17M····
Profitability 7
Metric Trend 202520242023202220212020201920182017
Operating Margin ···-4984.3%-4201.4%-3697.3%-4113.1%-4213.0%·
Net Margin ···-7179.6%-4153.9%-4296.7%-3370.3%-2376.7%·
Pretax Margin ···-7493.0%-4430.5%-4665.9%-3733.6%-4460.5%·
EBITDA Margin ···-4838.0%-4060.8%-3549.0%-3968.8%-4141.6%·
ROA -131.7%-117.7%-59.2%-60.8%-37.2%-56.7%-39.6%-25.2%-52.1%
ROE -298.2%-299.5%-124.1%-101.6%-36.1%-115.3%-112.3%-66.0%-122.1%
ROIC ··-147.4%-77.6%-35.3%-86.3%-113.2%-53.8%·
Liquidity & Solvency 4
Metric Trend 202520242023202220212020201920182017
Current Ratio 2.31.72.53.77.72.82.14.63.9
Quick Ratio 1.91.22.13.37.32.51.94.53.9
Debt / Equity ···0.0·0.10.1··
Interest Coverage ··-106.7-5.0-36.9····
Efficiency 1
Metric Trend 202520242023202220212020201920182017
Asset Turnover ···0.00.00.00.00.0·
Per Share 4
Metric Trend 202520242023202220212020201920182017
Book Value / Share $2.07$0.29$1.42$3.94$9.67$0.46$0.63$1.11$1.55
Cash Flow / Share $-6.54$-1.64$-2.10······
Cash / Share $2.57$0.41$0.62$1.55$3.39$0.42$0.30$0.71$0.66
EPS (TTM) $-6.83$-16.94$-2.16$-5.03·····
Growth Rates 1
Metric Trend 202520242023202220212020201920182017
Revenue YoY ···0.00%0.00%····
Valuation (TTM) 14
Metric Trend 202520242023202220212020201920182017
Revenue TTM $500.0K$500.0K$500.0K$500.0K$500.0K$500.0K$500.0K$500.0K$500.0K
Net Income TTM $-14M$-19M$-20M$-36M$-21M$-21M$-17M$-12M$-20M
Market Cap $13M$180M$83M$131M$610M$5.65B$7.78B$5.20B$9.06B
Enterprise Value ···$100M·$5.64B$7.77B··
P/E -0.6-0.7-4.1-3.5·····
P/S 26.1359.4166.7261.91219.311307.815561.210390.318118.3
P/B 1.842.36.24.510.9303.8534.4249.0339.2
P / Tangible Book 1.842.36.24.510.9342.2···
P / Cash Flow -0.9-9.5-4.4-5.7-37.6-362.0-384.1-737.8-544.4
P / FCF -0.9-9.5-4.3-5.6-36.9-361.6-377.5-723.5-543.1
EV / EBITDA ···-4.1·-317.7-391.4··
EV / FCF ···-4.3·-360.5-376.9··
EV / Revenue ···199.3·11275.715535.2··
Earnings Yield -179.3%-136.7%-24.3%-28.6%·····

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

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

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Metric 2025-12-312024-12-312023-12-312022-12-312021-12-31
Revenue · · · $500.0K $500.0K
Operating Margin % · · · -4984.3% -4201.4%
Net Income $-14M $-19M $-20M $-36M $-21M
Diluted EPS $-6.83 $-16.94 $-2.16 $-5.03 ·

Institutional owners (13F) 24 filers · $864K 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 24
Value held $864K
New positions 6
Exited positions 2
Institutional activity — Q2 2026 vs prior quarter
New positions Exited positions Increased Decreased Net shares change
6 (+3 vs prior Q) 2 (0 vs prior Q) 2 (-4 vs prior Q) 4 (+1 vs prior Q) -185K

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
ARMISTICE CAPITAL, LLC $257,685 144,767 29.82% Shares
Riverview Capital Advisers, LLC $247,765 34,364 28.68% Shares
VANGUARD GROUP INC $141,168 37,052 16.34% Shares
VANGUARD CAPITAL MANAGEMENT LLC $83,601 46,967 9.68% Shares
GEODE CAPITAL MANAGEMENT, LLC $56,302 31,629 6.52% Shares
VANGUARD FIDUCIARY TRUST CO $23,619 13,269 2.73% Shares
NORTHERN TRUST CORP $18,409 10,342 2.13% Shares
UBS Group AG $9,261 5,203 1.07% Shares
BlackRock, Inc. $7,946 4,464 0.92% Shares
Tower Research Capital LLC (TRC) $7,035 3,952 0.81% Shares
WELLS FARGO & COMPANY/MN $5,948 3,342 0.69% Shares
MORGAN STANLEY $2,802 1,574 0.32% Shares
SBI Securities Co., Ltd. $1,828 1,027 0.21% Shares
BARCLAYS PLC $345 194 0.04% Shares
JPMORGAN CHASE & CO $241 134 0.03% Shares
Virtu Financial LLC $31 17,456 0.00% Shares
Caitong International Asset Management Co., Ltd $14 8 0.00% Shares
GROUP ONE TRADING LLC $11 6 0.00% Shares
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO $5 3 0.00% Shares
OSAIC HOLDINGS, INC. $3 2 0.00% Shares
Game Plan Financial Advisors, LLC $2 1 0.00% Shares
Steigerwald, Gordon & Koch Inc. $2 1 0.00% Shares
FMR LLC $2 1 0.00% Shares
ROYAL BANK OF CANADA $0 1 0.00% Shares

Activists & 5%+ owners 2 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
FiveMore Special Situations Fund Ltd, FiveT Capital AG Jan. 25, 2021 · Initial filing · SEC
The Mangrove Partners Fund, L.P., Mangrove Partners, Mangrove Capital, Nathaniel August (2) ×4 filings Dec. 19, 2011 · 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 37 insiders · 22 officers · 16 directors

19
Insider Role Last activity Shares owned Buys 12m Sells 12m Net 12m
Stacy Lindborg President and CEO Sept. 25, 2026 A 113,197 0 0 $0
Corinne Le Goff President and CEO March 17, 2023 A 53,000 0 0 $0
Lawrence S Olanoff President & CEO March 15, 2006 A 33,786 0 0 $0
Augustine Y Cheung President and CEO June 7, 2005 G 5,282,676 0 0 $0
Kimberly Bragg CFO Jan. 2, 2026 A · 0 0 $0
Jeffrey Wayne Church CFO March 15, 2024 A 54,298 0 0 $0
Gregory L Weaver CFO March 19, 2013 S 0 0 0 $0
Anthony P Deasey EVP-COO, CFO March 15, 2006 A 28,423 0 0 $0
Douglas Vincent Faller Chief Medical Officer Sept. 25, 2026 A 45,678 0 0 $0
Michael H Tardugno Executive Chairman of Board Sept. 25, 2026 A 103,921 0 0 $0
Susan Eylward General Counsel and Corp Sec Aug. 31, 2026 S 2,896 0 6 $-38,127
Khursheed Anwer Chief Scientific Officer Jan. 2, 2026 A 5,000 0 0 $0
Sebastien Hazard Chief Medical Officer Dec. 7, 2023 A 20,000 0 0 $0
Constantine John Kardaras Chief Accounting Officer June 13, 2022 A 10,000 0 0 $0
Timothy J Tumminello Controller June 13, 2022 A 15,258 0 0 $0
Nicholas Borys CMO Feb. 19, 2019 A 19,926 0 0 $0
Paul B. Susie Chief Accounting Officer Feb. 19, 2008 A · 0 0 $0
William Hahne VP of Research & Development March 15, 2007 A 15,100 0 0 $0
Carolyn Finkle VP - Regulatory Affairs March 15, 2006 A 2,369 0 0 $0
Michael Oleck VP - Operations March 15, 2006 A 8,534 0 0 $0
Anita Jo Finkelstein VP, General Counsel Feb. 22, 2005 A · 0 0 $0
David J Braitman Senior Vice President June 9, 2004 A · 0 0 $0
Donald P Braun Director July 31, 2026 A 15,499 0 0 $0
Frederick J. Fritz Director July 31, 2026 A 21,031 0 0 $0
James E Dentzer Director July 31, 2026 A 21,897 0 0 $0
Christine A Pellizzari Director July 31, 2026 A 15,076 0 0 $0
Pok Yu Augustine Chow Director March 17, 2023 A 20,215 0 0 $0
Robert W Hooper Director June 13, 2022 A 25,687 0 0 $0
Andreas Voss Director March 19, 2021 A 6,607 0 0 $0
Alberto R Martinez Jr Director June 15, 2020 A 45,000 0 0 $0
Max Link Director June 20, 2014 A 380,385 0 0 $0
Gary W Pace Director Feb. 19, 2010 A 43,356 0 0 $0
Kris Venkat Director Oct. 9, 2007 P 79,308 0 0 $0
Claude Tihon Director March 15, 2006 A 148,346 0 0 $0
EGWU, Inc. fka EGEN, Inc. 10% owner Dec. 3, 2015 S 2,421,867 0 0 $0
Sean F. Moran · March 17, 2009 P 35,000 0 0 $0
Dudleigh C Stone · Feb. 22, 2005 A · 0 0 $0

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

ETF ownership Held by 1 ETF

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
VXF · VANGUARD INDEX FUNDS 0.00% 46,967 SH Aug. 19, 2026 Daily

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

21
rating · 10 analysts BUY
Median target $13.00 +915.6%
2 20.0% Strong Buy
7 70.0% Buy
1 10.0% Hold
0 0.0% Sell
0 0.0% Strong Sell

12-Month Price Target

5 analysts · 2026-10-01

Mean target $17.00 +1228.1%

← Below all targets Current price $1.28
Low$10.00 Mean$17.00 High$25.00

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
IMNN $13M -0.6 · · -298.2% ·
OSRH · · · · · ·
SNGX $14M -0.6 -85.8% · -311.2% ·
ENSC $4M -0.2 -2.8% -200.9% -294.0% ·
FBLG · -0.5 · · · ·
KALA $15M -0.2 · · -1423.8% ·
SKYE $25M -0.5 · · -175.6% ·
ACXP $6M -0.5 · · -180.3% ·
BIAF · · · · · ·
BOLT $11M -0.3 0.07% -433.7% -102.2% ·

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Source: SEC 10-Q filed Aug 11, 2026