KARYOPHARM THERAPEUTICS

Lobbying client · Massachusetts · filed 2025 to 2026

Pharmaceutical manufacturer

$100,000 Reported spend

5 Filings counted

1 Outside firm hired

0 Bills named

Spend is reported income plus in-house expenses across 5 filings. Everything on this page comes from one LDA client record (70389), filed by the registrant listed below.

Who filed for this client 1

SIDLEY AUSTIN LLP $100,000 Outside firm · 5 filings

Spend per registrant: fees an outside firm reported, or the costs the client reported for lobbying in-house. The rows add up to the total above.

Reported by year 2 years

2026 $0 2 filings
2025 $100,000 3 filings

Issues lobbied 1

Health Issues 5

The count is how many filings named that issue area. A filing reports one lump figure covering every issue on it, so the money above cannot be split between them.

Agencies and chambers lobbied 2

HOUSE OF REPRESENTATIVES 3
SENATE 3

Recent filings 5 total

Q2 report

SIDLEY AUSTIN LLP

2nd Quarter 2026 (Apr 1 - June 30) · House · Senate · posted Jul 20, 2026

View → Q1 report

SIDLEY AUSTIN LLP

1st Quarter 2026 (Jan 1 - Mar 31) · House · Senate · posted Apr 20, 2026

View → Q4 report

SIDLEY AUSTIN LLP

4th Quarter 2025 (Oct 1 - Dec 31) · House · Senate · $100,000 income · posted Jan 20, 2026

View → Registration amendment

SIDLEY AUSTIN LLP

4th Quarter 2025 (Oct 1 - Dec 31) · posted Jan 9, 2026

View → Registration

SIDLEY AUSTIN LLP

4th Quarter 2025 (Oct 1 - Dec 31) · posted Jan 5, 2026

View →

Source: federal Lobbying Disclosure Act filings, synced daily. Money is self-reported by the filer and often rounded. Lobbying is legal, disclosed activity.