Prothena Corporation (PRTA) Quick Ratio: History & Chart

Prothena Corporation plc(PRTA)

Biotechnology · Dublin, DU

$8.02-0.25 (-3.02%)

Delayed quote: Oct 6, 2026, 4:00 PM EDT

About Prothena Corporation plc

Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation. Its product pipeline includes Prasinezumab, an investigational humanized monoclonal antibody which is in Phase 3 clinical trial for the treatment of parkinson's disease and other synucleinopathies. The company also develops Coramitug, an investigational antibody, which is in Phase 3 clinical trial for the treatment of transthyretin amyloidosis; BMS-986446, an anti-tau antibody which is in Phase 2 clinical trial to treat Alzheimer's disease; PRX019, an investigational antibody which is in Phase 1 clinical trial for the treatment of neurodegenerative diseases; and PRX123, a Dual Aß-Tau Vaccine, which is in preclinical trial for treating Alzheimer's disease. In addition, it develops discovery- and late-preclinical-stage programs include TDP-43 CYTOPE for the treatment of amyotrophic lateral sclerosis; PRX012, a next-generation anti-Aß antibody which is in phase 1 clinical trial to treat Alzheimer's disease; and PRX012-TfR, a preclinical program for the treatment of Alzheimer's disease. It has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and master collaboration agreement with Bristol Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. Prothena Corporation plc was incorporated in 2012 and is based in Dublin, Ireland.

Dublin, DU

67 employees

www.prothena.com

Healthcare / Biotechnology

Sector: Healthcare
Industry: Biotechnology
CEO: Gene G. Kinney

View full financials

PRTA Quick Ratio (Acid-Test) Metrics

QUICK RATIO (ACID-TEST)

25.05

QUICK RATIO (ACID-TEST) AVG TTM

11.10

QUICK RATIO (ACID-TEST) AVG 3Y

10.02

QUICK RATIO (ACID-TEST) AVG 5Y

11.68

QUICK RATIO (ACID-TEST) AVG 10Y

13.03

QUICK RATIO (ACID-TEST) AVG 15Y

15.36

QUICK RATIO (ACID-TEST) AVG 20Y

N/A

CURRENT VS TTM AVG

+125.69%

CURRENT VS 3Y AVG

+150.00%

CURRENT VS 5Y AVG

+114.53%

CURRENT VS 10Y AVG

+92.20%

CURRENT VS 15Y AVG

+63.10%

CURRENT VS 20Y AVG

N/A

SECTOR MEDIAN · HEALTHCARE

3.35

median of 870 covered companies

CURRENT VS SECTOR MEDIAN

+646.60%

vs the sector median at left

NAME	MARKET CAP	QUICK RATIO (ACID-TEST)	TTM	3Y	5Y
Prothena Corporation plc (PRTA)	$419.87M	25.05	11.10	10.02	11.68
Editas Medicine, Inc. (EDIT)vs ›	$418.95M	3.19	3.65	4.66	6.11
Tilray Brands, Inc. (TLRY)vs ›	$422.72M	1.37	1.43	1.40	1.53
Tectonic Therapeutic, Inc. (TECX)vs ›	$422.86M	22.29	19.64	11.19	11.30
Senseonics Holdings, Inc. (SENS)vs ›	$416.27M	6.40	3.40	4.68	4.62
Rezolute, Inc. (RZLT)vs ›	$415.98M	9.44	11.90	14.34	23.42
NeoGenomics, Inc. (NEO)vs ›	$424.10M	3.35	2.92	4.56	5.25
ARS Pharmaceuticals, Inc. (SPRY)vs ›	$426.51M	3.28	10.55	42.24	29.93
MapLight Therapeutics, Inc. (MPLT)vs ›	$411.21M	16.52	13.61	8.86	8.86
Strata Critical Medical, Inc. (SRTA)vs ›	$411.00M	2.64	6.72	6.86	10.10

NAME

MARKET CAP

QUICK RATIO (ACID-TEST)

TTM

Prothena Corporation plc (PRTA)

$419.87M

25.05

11.10

10.02

11.68

Editas Medicine, Inc. (EDIT)vs ›

$418.95M

3.19

3.65

4.66

6.11

Tilray Brands, Inc. (TLRY)vs ›

$422.72M

1.37

1.43

1.40

1.53

Tectonic Therapeutic, Inc. (TECX)vs ›

$422.86M

22.29

19.64

11.19

11.30

Senseonics Holdings, Inc. (SENS)vs ›

$416.27M

6.40

3.40

4.68

4.62

Rezolute, Inc. (RZLT)vs ›

$415.98M

9.44

11.90

14.34

23.42

NeoGenomics, Inc. (NEO)vs ›

$424.10M

3.35

2.92

4.56

5.25

ARS Pharmaceuticals, Inc. (SPRY)vs ›

$426.51M

3.28

10.55

42.24

29.93

MapLight Therapeutics, Inc. (MPLT)vs ›

$411.21M

16.52

13.61

8.86

Strata Critical Medical, Inc. (SRTA)vs ›

$411.00M

2.64

6.72

6.86

10.10

Quick Ratio (Acid-Test) FAQ

What is the quick ratio (acid-test) for Prothena Corporation plc (PRTA)?

The quick ratio (acid-test) for PRTA stock is 25.05.

Is Prothena Corporation plc's quick ratio (acid-test) high or low?

The quick ratio (acid-test) of 25.05 is 115% above its 5-year average of 11.68, near the high end of its 5-year range (5.68–25.05).

What is the TTM average quick ratio (acid-test) for Prothena Corporation plc (PRTA)?

The TTM average quick ratio (acid-test) for PRTA stock is 11.10.

What is the 3Y average quick ratio (acid-test) for Prothena Corporation plc (PRTA)?

The 3Y average quick ratio (acid-test) for PRTA stock is 10.02.

What is the 5Y average quick ratio (acid-test) for Prothena Corporation plc (PRTA)?

The 5Y average quick ratio (acid-test) for PRTA stock is 11.68.

What is the 10Y average quick ratio (acid-test) for Prothena Corporation plc (PRTA)?

The 10Y average quick ratio (acid-test) for PRTA stock is 13.03.

What is the 15Y average quick ratio (acid-test) for Prothena Corporation plc (PRTA)?

The 15Y average quick ratio (acid-test) for PRTA stock is 15.36.

DATE	QUICK RATIO (ACID-TEST)
2026-06-30	25.05
2026-03-31	10.43
2025-12-31	7.72
2025-09-30	6.61
2025-06-30	5.68
2025-03-31	9.00
2024-12-31	10.01
2024-09-30	11.52
2024-06-30	12.54
2024-03-31	13.08
2023-12-31	11.24
2023-09-30	12.94
2023-06-30	9.46
2023-03-31	14.33
2022-12-31	14.34
2022-09-30	10.37
2022-06-30	13.00
2022-03-31	15.22
2021-12-31	17.48
2021-09-30	20.81
2021-06-30	7.74
2021-03-31	15.02
2020-12-31	11.58
2020-09-30	14.75
2020-06-30	18.40
2020-03-31	21.05
2019-12-31	21.36
2019-09-30	12.88
2019-06-30	14.95
2019-03-31	27.85
2018-12-31	28.90
2018-09-30	19.34
2018-06-30	10.71
2018-03-31	15.11
2017-12-31	11.41
2017-09-30	11.95
2017-06-30	13.69
2017-03-31	15.27
2016-12-31	9.53
2016-09-30	11.26
2016-06-30	13.47
2016-03-31	20.75
2015-12-31	17.01
2015-09-30	21.25
2015-06-30	30.26
2015-03-31	29.78
2014-12-31	25.00
2014-09-30	31.08
2014-06-30	27.28
2014-03-31	22.26
2013-12-31	24.07
2013-09-30	13.31
2013-06-30	12.51
2013-03-31	23.74
2012-12-31	72.28
2012-09-30	0.02
2012-06-30	0.00
2012-03-31	0.00

DATE

QUICK RATIO (ACID-TEST)

2026-06-30

25.05

2026-03-31

10.43

2025-12-31

7.72

2025-09-30

6.61

2025-06-30

5.68

2025-03-31

9.00

2024-12-31

10.01

2024-09-30

11.52

2024-06-30

12.54

2024-03-31

13.08

2023-12-31

11.24

2023-09-30

12.94

2023-06-30

9.46

2023-03-31

14.33

2022-12-31

14.34

2022-09-30

10.37

2022-06-30

13.00

2022-03-31

15.22

2021-12-31

17.48

2021-09-30

20.81

2021-06-30

7.74

2021-03-31

15.02

2020-12-31

11.58

2020-09-30

14.75

2020-06-30

18.40

2020-03-31

21.05

2019-12-31

21.36

2019-09-30

12.88

2019-06-30

14.95

2019-03-31

27.85

2018-12-31

28.90

2018-09-30

19.34

2018-06-30

10.71

2018-03-31

15.11

2017-12-31

11.41

2017-09-30

11.95

2017-06-30

13.69

2017-03-31

15.27

2016-12-31

9.53

2016-09-30

11.26

2016-06-30

13.47

2016-03-31

20.75

2015-12-31

17.01

2015-09-30

21.25

2015-06-30

30.26

2015-03-31

29.78

2014-12-31

25.00

2014-09-30

31.08

2014-06-30

27.28

2014-03-31

22.26

2013-12-31

24.07

2013-09-30

13.31

2013-06-30

12.51

2013-03-31

23.74

2012-12-31

72.28

2012-09-30

0.02

2012-06-30

0.00

2012-03-31

0.00

Quick Ratio (Acid-Test): 25.05

PRTA Quick Ratio

PRTA Average Quick Ratio (Acid-Test) Chart

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