Karyopharm Therapeutics Inc. (KPTI) — SEC Filings

Karyopharm Therapeutics Inc. (KPTI) — 50 SEC filings. Latest: ARS (Apr 13, 2026). Includes 27 8-K, 9 SC 13G/A, 6 10-Q.

View Karyopharm Therapeutics Inc. on SEC EDGAR

Overview

Karyopharm Therapeutics Inc. (KPTI) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 8-K filed on Mar 27, 2026: Karyopharm Therapeutics Inc. filed an 8-K on March 27, 2026, to report other events. The filing does not contain specific financial figures or new material events beyond the reporting requirement.

Sentiment Summary

Across 50 filings, the sentiment breakdown is: 3 bearish, 45 neutral, 2 mixed. The dominant filing sentiment for Karyopharm Therapeutics Inc. is neutral.

Filing Type Overview

Karyopharm Therapeutics Inc. (KPTI) has filed 1 ARS, 27 8-K, 6 10-Q, 3 DEF 14A, 9 SC 13G/A, 3 SC 13G, 1 10-K with the SEC between Jan 2024 to Apr 2026.

Filings by Year

2026 · 2025 · 2024

Recent SEC Filings (50)

Karyopharm Therapeutics Inc. SEC Filing History
DateFormDescriptionRisk
Apr 13, 2026ARSARS Filing
Mar 27, 20268-KKaryopharm Therapeutics Files 8-Klow
Mar 24, 20268-KKaryopharm Enters Material Agreement, Sells Unregistered Equity
Nov 3, 202510-QKaryopharm's Net Loss Widens Amid Liquidity Concernshigh
Oct 14, 20258-KKaryopharm Therapeutics Enters Material Definitive Agreementmedium
Oct 8, 20258-KKaryopharm Therapeutics Files 8-K with Material Agreements & Financial Updatesmedium
Sep 11, 20258-KKaryopharm Therapeutics Announces Executive and Board Changesmedium
Aug 11, 202510-QKaryopharm Q2 Revenue Dips, Net Loss Narrows Amid Cost Cutsmedium
Jul 11, 20258-KKaryopharm Therapeutics Files 8-Klow
May 29, 20258-KKaryopharm Therapeutics Reports Officer/Director Changes & Shareholder Votesmedium
May 12, 202510-QKaryopharm Therapeutics Files Q1 2025 10-Qmedium
Apr 14, 2025DEF 14ADEF 14A Filing
Feb 24, 20258-KKaryopharm Therapeutics Files 8-Kmedium
Feb 19, 20258-KKaryopharm Therapeutics Files 8-K on Financialslow
Jan 31, 20258-KKaryopharm Therapeutics Announces Board and Executive Changesmedium
Jan 30, 20258-KKaryopharm Therapeutics Files 8-K on Security Holder Votelow
Jan 13, 20258-KKaryopharm Therapeutics Files 8-K on Financialslow
Jan 2, 20258-KKaryopharm Appoints Dr. Kolitz as Chief Medical Officerlow
Dec 16, 2024DEF 14AKaryopharm Therapeutics Sets 2025 Shareholder Meetinglow
Dec 3, 20248-KKaryopharm Therapeutics Files 8-Klow

Risk Profile

Risk Assessment: Of KPTI's 34 recent filings, 2 were flagged as high-risk, 16 as medium-risk, and 16 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.

Financial Highlights

Karyopharm Therapeutics Inc. Financial Summary (10-Q, Nov 3, 2025)
MetricValue
Revenue$111,988,000
Net Income-$93,800,000
EPS-$10.93
Debt-to-EquityN/A
Cash Position$45,900,000
Operating MarginN/A
Total Assets$96,232,000
Total Debt$210,000,000

Key Executives

  • Newton, Massachusetts
  • Chief Executive Officer
  • Dr. Jonathan G. Kolitz
  • Dr. John G. Simon
  • Ms. Sarah L. Kelly
  • Dr. John J. O'Malley
  • Michael W. Yothers
  • Dr. Jonathan M. Kay
  • Dr. David M. Roth
  • Mr. Paulson
  • Dr. Kauffman

Industry Context

Karyopharm Therapeutics operates in the highly competitive biopharmaceutical industry, focusing on developing novel therapies for cancer and other serious diseases. The industry is characterized by long development cycles, high R&D costs, and significant regulatory hurdles. Success often depends on the ability to bring innovative drugs to market and secure market access against established players and emerging biotech firms.

Top Tags

financial-condition (5) · corporate-governance (4) · 10-Q (4) · sec-filing (3) · Biotechnology (3) · financials (3) · filing (3) · management-change (3) · financial-reporting (3) · Karyopharm Therapeutics (3)

Key Numbers

Karyopharm Therapeutics Inc. Key Metrics
MetricValueContext
Net Loss for Nine Months Ended Sep 30, 2025$93.8MIncreased from $45.6M in prior year, primarily due to absence of debt extinguishment gain.
Cash, Cash Equivalents and Investments as of Sep 30, 2025$45.9MSignificant decrease from $108.7M at Dec 31, 2024, contributing to going concern doubt.
Accumulated Deficit as of Sep 30, 2025$1.7BIndicates substantial historical losses and financial strain.
Workforce Reduction20%Announced July 11, 2025, as part of cost management efforts.
Total Revenue for Nine Months Ended Sep 30, 2025$112.0MSlight decrease from $114.7M in prior year.
Research and Development Expenses for Three Months Ended Sep 30, 2025$30.5MDecreased by 15.5% from $36.1M in prior year, reflecting cost controls.
Basic Net Loss Per Share for Nine Months Ended Sep 30, 2025$10.93Increased from $5.68 in prior year, reflecting higher net loss.
Shares of Common Stock Outstanding as of Oct 30, 202517,050,876Reflects the 1-for-15 reverse stock split.
Total Revenue$34.7MDecreased from $38.9M in Q2 2024, indicating top-line pressure.
Product Revenue$29.8MDown from $33.6M in Q2 2024, highlighting challenges for XPOVIO.
Net Loss$45.2MImproved from $55.1M in Q2 2024, driven by cost reductions.
R&D Expenses$30.1MDecreased from $38.5M in Q2 2024, reflecting cost control efforts.
SG&A Expenses$35.8MReduced from $40.2M in Q2 2024, contributing to a narrower net loss.
Convertible Senior Notes$150.0MPrincipal amount due 2025, a significant near-term financial obligation.
Shares Sold1,300,000Through ATM offering, generating $4.0M in net proceeds.

Forward-Looking Statements

  • {"claim":"Karyopharm Therapeutics Inc. stock price may experience downward pressure due to the institutional divestment.","entity":"Karyopharm Therapeutics Inc.","targetDate":"Q1 2024","confidence":"medium"}

Frequently Asked Questions

What are the latest SEC filings for Karyopharm Therapeutics Inc. (KPTI)?

Karyopharm Therapeutics Inc. has 50 recent SEC filings from Jan 2024 to Apr 2026, including 27 8-K, 9 SC 13G/A, 6 10-Q. Each filing includes an AI-generated plain-English summary.

What is the overall sentiment of KPTI filings?

Across 50 filings, the sentiment breakdown is: 3 bearish, 45 neutral, 2 mixed. The dominant sentiment is neutral.

Where can I find Karyopharm Therapeutics Inc. SEC filings explained simply?

ReadTheFiling provides AI-powered plain-English summaries of all Karyopharm Therapeutics Inc. (KPTI) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.

What are the key financial highlights for Karyopharm Therapeutics Inc.?

Key financial highlights from Karyopharm Therapeutics Inc.'s most recent 10-Q include metrics such as revenue, net income, EPS, and debt ratios. Visit the filing detail page for the full breakdown.

What is the investment thesis for KPTI?

The investment thesis for KPTI includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings.

Who are the key executives at Karyopharm Therapeutics Inc.?

Key executives identified across Karyopharm Therapeutics Inc.'s filings include Newton, Massachusetts, Chief Executive Officer, Dr. Jonathan G. Kolitz, Dr. John G. Simon, Ms. Sarah L. Kelly and 6 others.

What are the main risk factors for Karyopharm Therapeutics Inc. stock?

Of KPTI's 34 assessed filings, 2 were flagged high-risk, 16 medium-risk, and 16 low-risk.

What are recent predictions and forward guidance from Karyopharm Therapeutics Inc.?

Recent forward-looking statements from Karyopharm Therapeutics Inc. include guidance on {"claim":"Karyopharm Therapeutics Inc. stock price may experience downward pressure due to the institutional divestment..

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