PIRS insider transaction filings

PIERIS PHARMACEUTICALS, INC. — 4 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2024-12-12. Screen PIRS transaction legs live →

Insider transaction summary — last 90 days

No Form 4 filings for PIRS between 2026-06-11 and 2026-09-09. The table below lists the most recent filings on record.

Recent Form 4 filings — PIERIS PHARMACEUTICALS, INC.

FiledFormInsiderReported transactionsSource
2024-12-124GERAGHTY JAMES A — DirectorDisposition to issuer (D): 1 @ $0.01EDGAR
2024-12-094KIRITSY CHRISTOPHER P — DirectorGrant/award (A): 500 (derivative) @ $0EDGAR
2024-10-284GERAGHTY JAMES A — DirectorPurchase (P): 1 @ $1EDGAR
2024-08-124ADAR1 Capital Management, LLC — 10% owner
ADAR1 Partners, LP — 10% owner
Purchase (P): 3,000 @ $14.89 · Purchase (P): 2,243 @ $15.88 · Purchase (P): 757 @ $15.88EDGAR

Recent 8-K events — PIERIS PHARMACEUTICALS, INC.

FiledFormItems reportedSource
2026-08-048-K2.02 — Results of Operations and Financial Condition
7.01 — Regulation FD Disclosure
9.01 — Financial Statements and Exhibits
EDGAR
2026-07-148-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-06-308-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain OfficersEDGAR
2026-06-168-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
5.07 — Submission of Matters to a Vote of Security Holders
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-208-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-158-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-138-K8.01 — Other EventsEDGAR
2026-05-078-K2.02 — Results of Operations and Financial Condition
7.01 — Regulation FD Disclosure
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-138-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain OfficersEDGAR
2026-04-078-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
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