Security
ADAPTIN BIO INC Common Stock · APTN
APTNOTCCommon stockCurrentCIK 1938571Updated Oct 6, 2026
Name history
Unite Acquisition 1 Corp. · through Feb 13, 2025
APTN price & chart
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OTC:APTN on TradingView ↗About the company
Adaptin Bio, Inc. is a biotechnology company developing novel therapies for oncology and central nervous system disorders. Its mission is to improve patient outcomes in difficult-to-treat cancers by improving and enhancing drug delivery to the brain and other tissues. The Company’s proprietary Brain Bispecific T cell Engager (BRiTE) technology was developed by researchers at the Department of Neurosurgery at Duke University. APTN-101 is FDA-cleared for a Phase 1 clinical trial in glioblastoma (GBM), and other indications are being considered for future studies. For more information, visit www.adaptinbio.com.
In the news
Adaptin Bio Shares to be Quoted on the OTCQB Under Ticker Symbol APTN ↗
Recent filings
424B3 filing
EFFECT filing
S-1 filing
424B3 filing
Other Events
Items 8.01, 9.01
Show 5 more recent filings
Financials
FY 2025 · USDSource
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balance sheet · annual statements
| Line item | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q2 2024 | Q1 2026 | Q1 2025 | Q1 2024 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ASSETS | ||||||||||||
| AssetsUSD | 979,474Source | 322Source | 981,452Source | 1,662,635Source | 322Source | 706,117Source | 2,854,004Source | 380Source | 619,159Source | 12,619Source | 380Source | 500Source |
| Current assets: | ||||||||||||
| Cash and Cash Equivalents, at Carrying ValueUSD | 579,089Source | — | 670,488Source | 1,351,519Source | — | 301,309Source | 2,374,229Source | 380Source | 459,174Source | — | 380Source | 500Source |
| Assets, CurrentUSD | 979,474Source | 322Source | 981,452Source | 1,662,635Source | 322Source | 706,117Source | 2,854,004Source | 380Source | 619,159Source | 12,619Source | 380Source | 500Source |
| Prepaid Expense and Other Assets, CurrentUSD | 400,385Source | — | 310,964Source | — | — | 404,808Source | — | — | 159,985Source | — | — | — |
| LIABILITIES AND EQUITY | ||||||||||||
| LiabilitiesUSD | 1,860,552Source | 235,640Source | 2,646,802Source | 1,188,226Source | 205,989Source | 2,481,688Source | 1,108,740Source | 170,451Source | 2,108,555Source | 286,676Source | 113,277Source | 27,804Source |
| Stockholders’ equity: | ||||||||||||
| Common Stock, Value, IssuedUSD | 846Source | 500Source | 905Source | 846Source | 500Source | 879Source | 840Source | 500Source | 866Source | 500Source | 500Source | 500Source |
| Additional Paid in CapitalUSD | 7,041,859Source | — | 9,976,954Source | 6,721,734Source | — | 8,661,447Source | 6,471,740Source | — | 7,801,539Source | — | — | — |
| Retained Earnings (Accumulated Deficit)USD | -7,923,783Source | -235,818Source | -11,643,209Source | -6,248,171Source | -206,167Source | -10,437,897Source | -4,727,316Source | -170,571Source | -9,291,801Source | -274,557Source | -113,397Source | -27,804Source |
| Stockholders' Equity Attributable to ParentUSD | -881,078Source | -3,243,280Source | -1,665,350Source | 474,409Source | -2,135,729Source | -1,775,571Source | 1,745,264Source | -1,316,991Source | -1,489,396Source | -274,057Source | -112,897Source | -27,304Source |
| Liabilities and EquityUSD | 979,474Source | 322Source | 981,452Source | 1,662,635Source | 322Source | 706,117Source | 2,854,004Source | 380Source | 619,159Source | 12,619Source | 380Source | 500Source |
| Current liabilities: | ||||||||||||
| Liabilities, CurrentUSD | 1,860,552Source | 235,640Source | 2,646,802Source | 1,188,226Source | 205,989Source | 2,481,688Source | 1,108,740Source | 170,451Source | 2,108,555Source | 286,676Source | 113,277Source | 27,804Source |
| Accounts Payable, CurrentUSD | 1,338,076Source | — | 1,674,005Source | 666,570Source | — | 1,371,309Source | 327,057Source | — | 1,512,090Source | — | — | — |
| Additional Financial Items | ||||||||||||
| Accrued Liabilities, CurrentUSD | 522,476Source | — | 810,589Source | 521,656Source | — | 869,681Source | 781,683Source | — | 596,465Source | — | — | — |
cash flow · annual statements
| Line item | Q4 2025 | Q4 2024 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cash flows from operating activities: | ||||||||||||
| Adjustments to reconcile net income to net cash provided by operating activities: | ||||||||||||
| Share-based Payment Arrangement, Noncash ExpenseUSD | — | — | — | — | — | — | 345,396Source | — | 496,864Source | — | — | — |
| Net Cash Provided by (Used in) Operating ActivitiesUSD | — | — | — | — | — | — | -596,298Source | -2,279,876Source | -4,777,892Source | -181,542Source | -81,035Source | — |
| Cash flows from financing activities: | ||||||||||||
| Net Cash Provided by (Used in) Financing ActivitiesUSD | — | — | — | — | — | — | 438,433Source | 4,620,020Source | 5,202,981Source | 193,781Source | 80,915Source | — |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash EquivalentsUSD | — | — | 579,089Source | 115,308Source | 670,488Source | 1,351,519Source | 301,309Source | 2,374,229Source | 459,174Source | 12,619Source | 380Source | 500Source |
| Supplemental disclosure of cash flow information: | ||||||||||||
| Interest Paid, Excluding Capitalized Interest, Operating ActivitiesUSD | — | — | — | — | — | — | 1,943Source | 9,584Source | 9,584Source | — | — | — |
| Income Taxes Paid, NetUSD | — | — | — | — | — | — | — | — | — | 58Source | — | — |
| Additional Financial Items | ||||||||||||
| Share-based Payment Arrangement, ExpenseUSD | — | — | 320,125Source | — | — | — | — | — | 496,864Source | — | — | — |
| Amortization of Debt Issuance Costs and DiscountsUSD | — | — | — | — | — | — | — | 53,722Source | 53,722Source | — | — | — |
| Derivative, Gain (Loss) on Derivative, NetUSD | — | — | — | -6,249Source | — | — | — | -6,312Source | -6,312Source | — | — | — |
| Gain (Loss) on Extinguishment of DebtUSD | — | — | — | — | — | — | — | 326,345Source | 326,345Source | — | — | — |
| General and Administrative ExpenseUSD | — | — | 896,948Source | 312,203Source | 1,062,449Source | 1,180,521Source | 978,576Source | 788,325Source | 3,640,777Source | 155,374Source | 85,593Source | — |
| InterestExpenseNonoperatingUSD | — | — | — | 106,553Source | 4,696Source | — | 1,943Source | 72,659Source | 72,659Source | 5,786Source | — | — |
| Net Income (Loss) Attributable to ParentUSD | — | — | -1,675,612Source | -1,107,551Source | -1,205,312Source | -1,520,855Source | -1,146,096Source | -603,084Source | -5,167,569Source | -161,160Source | -85,593Source | — |
| Nonoperating Income (Expense)USD | — | — | — | -112,802Source | -4,696Source | — | -1,943Source | 247,374Source | 247,374Source | — | — | — |
| Operating ExpensesUSD | — | — | 1,675,612Source | 994,749Source | 1,200,616Source | 1,520,855Source | 1,144,153Source | 850,458Source | 5,414,943Source | — | — | — |
| Proceeds from Issuance of Common Stock | — | — | — | — | — | — | —Source | — | — | — | — | — |
income statement · annual statements
| Line item | Q4 2025 | Q4 2024 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 | FY 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Income (Loss)USD | — | — | -1,675,612Source | -994,749Source | -1,200,616Source | -1,520,855Source | -1,144,153Source | -850,458Source | -5,414,943Source | -155,374Source | — |
| Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling InterestUSD | — | — | -1,675,612Source | -1,107,551Source | -1,205,312Source | -1,520,855Source | -1,146,096Source | -603,084Source | -5,167,569Source | — | — |
| Net Income (Loss) Attributable to ParentUSD | — | — | -1,675,612Source | -1,107,551Source | -1,205,312Source | -1,520,855Source | -1,146,096Source | -603,084Source | -5,167,569Source | -161,160Source | -85,593Source |
| Earnings Per Share, BasicUSD per share | — | — | -0.2Source | -0.34Source | -0.14Source | -0.18Source | -0.13Source | -0.1Source | -0.66Source | -0.03Source | -0.02Source |
| Earnings Per Share, DilutedUSD per share | — | — | -0.2Source | -0.34Source | -0.14Source | -0.18Source | 0.13Source | 0.1Source | -0.66Source | -0.03Source | -0.02Source |
| Weighted Average Number of Shares Outstanding, Basicshares | — | — | 8,455,829Source | 3,249,999Source | 8,849,266Source | 8,454,634Source | 8,701,837Source | 5,827,039Source | 7,812,264Source | 5,000,000Source | 5,000,000Source |
| Weighted Average Number of Shares Outstanding, Dilutedshares | — | — | 8,455,829Source | 3,249,999Source | 8,849,266Source | 8,454,634Source | 8,701,837Source | 5,827,039Source | 7,812,264Source | 5,000,000Source | 5,000,000Source |
| Interest Expense (non-operating)USD | — | — | — | 106,553Source | 4,696Source | — | 1,943Source | 72,659Source | 72,659Source | 5,786Source | — |
| Additional Financial Items | |||||||||||
| Business Combination, Acquisition Related CostsUSD | — | — | — | — | — | — | 1,681,165Source | 1,681,165Source | 1,681,166Source | — | — |
| General and Administrative ExpenseUSD | — | — | 896,948Source | 312,203Source | 1,062,449Source | 1,180,521Source | 978,576Source | 788,325Source | 3,640,777Source | 155,374Source | 85,593Source |
| Nonoperating Income (Expense)USD | — | — | — | -112,802Source | -4,696Source | — | -1,943Source | 247,374Source | 247,374Source | — | — |
| Operating ExpensesUSD | — | — | 1,675,612Source | 994,749Source | 1,200,616Source | 1,520,855Source | 1,144,153Source | 850,458Source | 5,414,943Source | — | — |
| Other General and Administrative ExpenseUSD | — | — | — | — | — | 180,000Source | — | — | 180,000Source | — | — |
| Research and Development ExpenseUSD | — | — | 778,664Source | 682,546Source | 138,167Source | 340,334Source | 165,577Source | 62,133Source | 1,774,166Source | — | — |
| Interest Expense, Debt | — | — | — | — | —Source | — | — | — | — | — | — |
Offerings
Registration 333-298622
Registration 333-287338
Filing attachments
ea030304301ex4-1.htm · S-1 · 2026-08-28
EX-4.1 5 ea030304301ex4-1.htm FORM OF PRE-MERGER WARRANT ISSUED TO HOLDERS OF 2023 BRIDGE NOTES Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THESE SECURITIES MAY BE OFFERED, SOLD, PLEDGED OR OTHERWISE TRANSFERRED ONLY (A) TO…
Read attachment ↗ea030304301ex4-2.htm · S-1 · 2026-08-28
EX-4.2 6 ea030304301ex4-2.htm FORM OF PRE-MERGER WARRANT ISSUED IN CONNECTION WITH EXCHANGE NOTES Exhibit 4.2 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THESE SECURITIES MAY BE OFFERED, SOLD, PLEDGED OR OTHERWISE TRANSFERRED ONLY (A) …
Read attachment ↗ea030304301ex4-3.htm · S-1 · 2026-08-28
EX-4.3 7 ea030304301ex4-3.htm FORM OF PLACEMENT AGENT WARRANT (2025) Exhibit 4.3 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THESE SECURITIES MAY BE OFFERED, SOLD, PLEDGED OR OTHERWISE TRANSFERRED ONLY (A) TO THE COMPANY, (B) IN COMPLI…
Read attachment ↗ea030304301ex4-4.htm · S-1 · 2026-08-28
EX-4.4 8 ea030304301ex4-4.htm FORM OF PLACEMENT AGENT WARRANT (2026) Exhibit 4.4 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THESE SECURITIES MAY BE OFFERED, SOLD, PLEDGED OR OTHERWISE TRANSFERRED ONLY (A) TO THE COMPANY, (B) IN COMPLI…
Read attachment ↗ea030304301ex4-5.htm · S-1 · 2026-08-28
EX-4.5 9 ea030304301ex4-5.htm FORM OF COMMON A WARRANT Exhibit 4.5 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THESE SECURITIES MAY BE OFFERED, SOLD, PLEDGED OR OTHERWISE TRANSFERRED ONLY (A) TO THE COMPANY, (B) IN COMPLIANCE WITH RULE…
Read attachment ↗ea030304301ex4-6.htm · S-1 · 2026-08-28
EX-4.6 10 ea030304301ex4-6.htm FORM OF COMMON B WARRANT Exhibit 4.6 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”). THESE SECURITIES MAY BE OFFERED, SOLD, PLEDGED OR OTHERWISE TRANSFERRED ONLY (A) TO THE COMPANY, (B) IN COMPLIANCE WITH RUL…
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