Pieris Pharmaceuticals, Inc. Annual report [Section 13 and 15(d), not S-K Item 405]

Annual report [Section 13 and 15(d), not S-K Item 405]

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Equity Incentive Plans - Schedule of Stock Options Activity (Details)

v3.25.1

Equity Incentive Plans - Schedule of Stock Options Activity (Details) - 2019 Equity Incentive Plan - $ / shares	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Common Shares Underlying Stock Options, Outstanding balance	489,283	317,091
Common Shares Underlying Stock Options, Granted	1,184,069	188,277
Common Shares Underlying Stock Options, Exercised	0	0
Common Shares Underlying Stock Options, Forfeited / Cancelled	0	(16,085)
Common Shares Underlying Stock Options, Outstanding balance	1,673,352	489,283	317,091
Common Shares Underlying Stock Options, Exercisable	423,610
Weighted Average Exercise Price Per Share, Outstanding balance	$ 8.79	$ 8.18
Weighted Average Exercise Price Per Share, Granted	12.7	9.79
Weighted Average Exercise Price Per Share, Forfeited / Cancelled		8.53
Weighted Average Exercise Price Per Share, Outstanding balance	11.55	$ 8.79	$ 8.18
Weighted Average Exercise Price Per Share, Exercisable	$ 8.45
Weighted Average Remaining Contractual Life (Years)	8 years 7 months 6 days	7 years 3 months 18 days	7 years 1 month 6 days
Weighted Average Remaining Contractual Life (Years), Exercisable	6 years 1 month 6 days

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