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GT Biopharma, Inc. (GTBP) SEC Filings & Earnings Calls

EquiReason read 13 GT Biopharma, Inc. SEC filings in the last 12 months. Latest: DEF 14A on 2026-10-13 — GT Biopharma seeks shareholder approval to increase authorized shares 10x and issue up to 61% of voting power to private investors via Series M Preferred Stock and warrants, indica.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

GTBPGT Biopharma, Inc.Follow GTBP — free
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Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

13 Oct 2026DEF 14AGT Biopharma seeks shareholder approval to increase authorized shares 10x and issue up to 61% of voting power to private investors via Series M Preferred Stock and warrants, indicating severe capital needs and massive dilution.open

Figures in the filing · each found in the filing text

Authorized Common Stock · 2026-10-13250,000,000+900% y/y
Outstanding Common Stock · 2026-09-302,061,052
Series M Preferred Stock Stated Value · 2026-09-14$9M
Series M Preferred Stock Purchase Price · 2026-09-14$8M
Greenshoe Rights Stated Value · 2026-09-14$35M
Greenshoe Rights Purchase Price · 2026-09-14$31M
Series M Preferred Stock Dividend Rate · 2026-09-1410.0%
Series M Preferred Stock Conversion Price · 2026-09-14$6.10
Common Stock Warrant Exercise Price · 2026-09-14$6.10
Vesting Warrant Exercise Price · 2026-09-14$6.10

Risks flagged

Extreme shareholder dilution

“Proposal No. 2: 'increase the number of authorized shares of the Company's Common Stock from 25,000,000 to 250,000,000' and Proposal No. 3: 'Private Placement Investors would hold... approximately 44% of the voting power' and 'approximately 61% of the voting power'”

Potential change of control without premium

“Proposal No. 3: 'Private Placement Investors would hold... approximately 44% of the voting power' and 'approximately 61% of the voting power'”

High-cost financing with 10% dividend and convertible at discount

“Proposal No. 3: 'dividends at a per annum rate of 10% until September 13, 2027, and 12% per annum thereafter' and 'Conversion Price for the Series M Preferred Stock will equal $6.10'”
Read the original on SEC EDGAR ↗
25 Sep 20268-K · 8.01GT Biopharma regained compliance with Nasdaq's minimum bid price requirement after its stock closed above $1.00 for 10 consecutive business days, avoiding potential delisting.open

Risks flagged

Previous non-compliance with bid price rule indicates financial distress risk.

“the Company was not in compliance with the $1.00 minimum bid price requirement” · word for word
Read the original on SEC EDGAR ↗
21 Sep 20268-K · 1.01, 3.02, 3.03, 5.03Issued unregistered shares via Series M convertible preferred stock; amended securities purchase agreement; dilution to existing shareholders.share dilutionopen

Risks flagged

Dilution risk from convertible preferred stock issuance; potential further dilution if converted.

“Series M 10% Convertible Preferred Stock issued; unregistered shares.”
Read the original on SEC EDGAR ↗
15 Sep 20268-K · 1.01, 3.02, 3.03, 5.03GT Biopharma entered into Securities Purchase Agreement for Series M 10% Convertible Preferred Stock and warrants. Includes common warrants and vesting warrants. Registration rights and lock-up agreements. Capital raise with conversion andopen

Risks flagged

Potential dilution from conversion of preferred stock and exercise of warrants; 10% dividend on preferred adds cash burden.

“Series M 10% Convertible Preferred Stock with conversion rights; common and vesting warrants issued.”
Read the original on SEC EDGAR ↗
3 Sep 20268-K · 3.03, 5.03, 8.01GT Biopharma files certificates of elimination for multiple series of preferred stock and an amendment to its restated certificate of incorporation.SEC ↗
14 Aug 202610-QQuarterly results show increased operating expenses and cash burn, but net loss improved due to absence of prior-year non-cash charge; going concern risk persists.earningsopen

Figures in the filing · each found in the filing text

Cash and cash equivalents and restricted cash · Q2-2026$5M
Net loss · H1-2026$7M
Research and development expenses · H1-2026$1M+0% y/y
Selling, general and administrative expenses · H1-2026$6M
Working capital · Q2-2026$4M

Risks flagged

Going concern risk

“These factors raise substantial doubt about our ability to continue as a going concern within one year of the date that the financial statements are issued.” · word for word

No revenue, no approved products

“We do not have any product candidates approved for sale and have not generated any revenue from our product sales.” · word for word

Cash burn exceeds cash on hand

“Net cash used in operating activities was approximately $6.7 million for the six months ended June 30, 2026... Cash and cash equivalents and restricted cash, end of period $5,054,000”
Read the original on SEC EDGAR ↗
2 Jul 2026DEF 14AProxy statement proposes reverse stock split to regain Nasdaq compliance, increase equity compensation shares, and adopt evergreen provision; CEO pay rose while net loss widened and shareholder value declined.open

Figures in the filing · each found in the filing text

Net loss · FY2025$28M
Total shareholder return (cumulative) · FY2025$2.95
CEO total compensation · FY2025$2M
Shares outstanding · 2026-06-3044,338,573
Stock price · 2026-06-30$0.49

Risks flagged

Nasdaq delisting risk

“On November 20, 2025, we received a notification letter... notifying the Company that our Common Stock had closed below $1 per share for 30 consecutive business days and, as a result, the Company was not in compliance with the $1 minimum bid price requirement for continued listing on Nasdaq.”

Shareholder dilution risk

“Proposal No. 5... increasing the number of shares available for future awards thereunder by 3,500,000 shares of Common Stock.”

Pay-for-performance misalignment

“During fiscal years 2024 and 2025, compensation actually paid to our PEO increased from $1,186,972 in fiscal year 2024 to $1,613,646 in fiscal year 2025... Over the same period, our net loss increased by $15,192,000 during fiscal year 2025... the value of an investment of $100 in our common stock... decreased by $0.30 to $2.95 during fiscal year 2025.”
Read the original on SEC EDGAR ↗
15 May 202610-QQ1 2026 net loss widened to $2.8M from $0.8M; cash burn continues; going concern reiterated.earningsopen

Figures in the filing · each found in the filing text

Cash and Cash Equivalents and Restricted Cash · Q1-2026$9M
Working Capital · Q1-2026$8M

Risks flagged

Going Concern Risk

“These factors raise substantial doubt about our ability to continue as a going concern within one year of the date that the financial statements are issued.” · word for word

No Revenue / Pre-Approval

“We do not have any product candidates approved for sale and have not generated any revenue from our product sales.” · word for word
Read the original on SEC EDGAR ↗
6 Mar 202610-Q/AH1 2025 net loss widened to $30.9M from $6.0M; large non-cash loss from Greenshoe Rights; going concern reiterated.earningsopen

Figures in the filing · each found in the filing text

Cash and Cash Equivalents and Restricted Cash · H1-2025$5M
Working Capital · H1-2025$5M

Risks flagged

Going Concern Risk

“These factors raise substantial doubt about our ability to continue as a going concern within one year of the date that the financial statements are issued.” · word for word

No Revenue / Pre-Approval

“We do not have any product candidates approved for sale and have not generated any revenue from our product sales.” · word for word
Read the original on SEC EDGAR ↗
6 Mar 202610-Q/AQuarterly results show reduced R&D spend, improved net loss due to non-cash gains, but ongoing cash burn and going concern risk.earningsopen

Figures in the filing · each found in the filing text

Cash and cash equivalents and restricted cash · Q3-2025$3M
Net loss · Q3-2025$8M
Research and development expenses · Q3-2025$634000.00-51% y/y
Selling, general and administrative expenses · Q3-2025$2M+3% y/y
Working capital · Q3-2025$3M

Risks flagged

Going concern risk

“These factors raise substantial doubt about our ability to continue as a going concern within one year of the date that the financial statements are issued.” · word for word

Cash burn without revenue

“We do not have any product candidates approved for sale and have not generated any revenue from our product sales.” · word for word

Dilution risk from equity financing

“We may sell common stock, preferred stock, convertible securities or other equity securities in one or more transactions... Any such issuance may significantly dilute the equity interest of our then-current stockholders.”
Read the original on SEC EDGAR ↗
2 Mar 202610-KQuarterly results show reduced R&D spend, improved net loss due to non-cash gains, but ongoing cash burn and going concern risk.earningsopen

Figures in the filing · each found in the filing text

Cash and cash equivalents and restricted cash · Q3-2025$3M
Net loss · Q3-2025$8M
Research and development expenses · Q3-2025$634000.00-51% y/y
Selling, general and administrative expenses · Q3-2025$2M+3% y/y
Working capital · Q3-2025$3M

Risks flagged

Going concern risk

“These factors raise substantial doubt about our ability to continue as a going concern within one year of the date that the financial statements are issued.”

Cash burn without revenue

“We do not have any product candidates approved for sale and have not generated any revenue from our product sales.”

Dilution risk from equity financing

“We may sell common stock, preferred stock, convertible securities or other equity securities in one or more transactions... Any such issuance may significantly dilute the equity interest of our then-current stockholders.”
Read the original on SEC EDGAR ↗
14 Nov 202510-QQ3 2025 net loss improved to $3.1M from $3.4M a year ago; cash burn continues; going concern reiterated.earningsopen

Figures in the filing · each found in the filing text

Net Loss · Q3-2025$3M-9% y/y
Net Loss · 9M-2025$5M-43% y/y
Cash and Cash Equivalents and Restricted Cash · Q3-2025$3M-60% y/y
Net Cash Used in Operating Activities · 9M-2025$9M-15% y/y
Working Capital · Q3-2025$3M

Risks flagged

Going Concern Risk

“These factors raise substantial doubt about our ability to continue as a going concern within one year of the date that the financial statements are issued.” · word for word

No Revenue / Pre-Revenue

“We do not have any product candidates approved for sale and have not generated any revenue from our product sales.” · word for word

Dilution Risk

“Net cash provided by financing activities was approximately $7.5 million for the nine months ended September 30, 2025 and resulted from net proceeds from issuance of Series L Convertible Preferred Stock and warrants, and net proceeds from the exercise of warrants for cash and inducement warrants.” · word for word
Read the original on SEC EDGAR ↗
14 Nov 20258-K · 2.02GT Biopharma reports Q3 2025 financial results: net loss $3.1M, cash $2.6M, R&D expenses down; clinical progress with GTB-3650 and GTB-5550.earningsopen

Figures in the filing · each found in the filing text

Cash and cash equivalents · Q3-2025$3M
R&D expenses · Q3-2025$600000.00-54% y/y
SG&A expenses (excluding stock compensation) · Q3-2025$2M+4% y/y
Net loss · Q3-2025$-3M-9% y/y

Risks flagged

Going concern risk due to limited cash runway; need for additional capital.

“The Company had cash and cash equivalents of approximately $2.6 million as of September 30, 2025, which is anticipated to be sufficient to fund the Company’s operations into the first quarter of 2026.” · word for word

Clinical trial enrollment and regulatory approval risks.

“The risk that if the Company experiences delays or difficulties in the enrollment of patients in clinical trials, those clinical trials could take longer than expected to complete and the Company’s receipt of necessary regulatory approvals could be delayed or prevented.” · word for word
Read the original on SEC EDGAR ↗

GT Biopharma, Inc. — questions

What did GT Biopharma, Inc. file recently?
13 SEC filings in the last 12 months. Latest: DEF 14A on 2026-10-13 — GT Biopharma seeks shareholder approval to increase authorized shares 10x and issue up to 61% of voting power to private investors via Series M Preferred Stock and warrants, indicating severe capital needs and massive dilution.

Every figure on this page comes from GT Biopharma, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.