PDS Biotechnology Corporation(PDSB)

Biotechnology · Princeton, NJ

$0.21-0.01 (-3.21%)

At close: Aug 28, 2026, 4:00 PM ET

Shares Outstanding: 55.66M

Basis: Latest reported fiscal quarter. Source: stored company filings and market data; unavailable inputs remain N/A.

The shares outstanding is 55.66M as of the fiscal period ended Tuesday, June 30, 2026. It is above its 12-month average by 11.18% (50.06M).

Market Cap|Share Buybacks|EPS|All Metrics

Shares Outstanding

PDSB Shares Outstanding

55.66M

Reported quarterly weighted average share count; no daily interpolation.

≈39x over 10Y

PDSB Shares Outstanding

PDSB Average Shares Outstanding Chart

PDSB Shares Outstanding

PDSB Current vs Average Shares Outstanding Chart

PDSB Shares Outstanding Metrics

SHARES OUTSTANDING

55.66M

SHARES OUTSTANDING AVG TTM

50.06M

SHARES OUTSTANDING AVG 3Y

40.69M

SHARES OUTSTANDING AVG 5Y

35.77M

SHARES OUTSTANDING AVG 10Y

21.58M

SHARES OUTSTANDING AVG 15Y

N/A

SHARES OUTSTANDING AVG 20Y

N/A

CURRENT VS TTM AVG

+11.18%

CURRENT VS 3Y AVG

+36.79%

CURRENT VS 5Y AVG

+55.58%

CURRENT VS 10Y AVG

+157.87%

CURRENT VS 15Y AVG

N/A

CURRENT VS 20Y AVG

N/A

Share Structure

Shares Outstanding

46.38M

Float Shares

N/A

Stock Price

$0.21

Market Cap

$0.0B

Quarterly Shares Outstanding History

Period	Weighted Average Shares	QoQ Change
Quarter ended Jun 2026	55.66M	+0.29%
Quarter ended Mar 2026	55.50M	+19.64%
Quarter ended Dec 2025	46.38M	-1.04%
Quarter ended Sep 2025	46.87M	+2.11%
Quarter ended Jun 2025	45.90M	+13.28%
Quarter ended Mar 2025	40.52M	+11.16%
Quarter ended Dec 2024	36.45M	-0.96%
Quarter ended Sep 2024	36.81M	+0.31%
Quarter ended Jun 2024	36.69M	+5.39%
Quarter ended Mar 2024	34.82M	+9.94%
Quarter ended Dec 2023	31.67M	+2.45%
Quarter ended Sep 2023	30.91M	+0.35%
Quarter ended Jun 2023	30.80M	+1.23%
Quarter ended Mar 2023	30.43M	+5.77%
Quarter ended Dec 2022	28.77M	+1.08%
Quarter ended Sep 2022	28.46M	+0.02%
Quarter ended Jun 2022	28.45M	+8.76%
Quarter ended Mar 2022	26.16M	-7.97%
Quarter ended Dec 2021	28.43M	-0.00%
Quarter ended Sep 2021	28.43M	+22.74%
Quarter ended Jun 2021	23.16M	+4.02%
Quarter ended Mar 2021	22.26M	-0.17%
Quarter ended Dec 2020	22.30M	+17.61%
Quarter ended Sep 2020	18.96M	+23.47%
Quarter ended Jun 2020	15.36M	+48.88%
Quarter ended Mar 2020	10.31M	+95.18%
Quarter ended Dec 2019	5.29M	+0.72%
Quarter ended Sep 2019	5.25M	+1.37%
Quarter ended Jun 2019	5.18M	+11.91%
Quarter ended Mar 2019	4.63M	+16.05%
Quarter ended Dec 2018	3.99M	+19.11%
Quarter ended Sep 2018	3.35M	+0.24%
Quarter ended Jun 2018	3.34M	+7.71%
Quarter ended Mar 2018	3.10M	+100.84%
Quarter ended Dec 2017	1.54M	+0.00%
Quarter ended Sep 2017	1.54M	+1.51%
Quarter ended Jun 2017	1.52M	+4.83%
Quarter ended Mar 2017	1.45M	+0.28%
Quarter ended Dec 2016	1.45M	+0.07%
Quarter ended Sep 2016	1.45M	+0.28%
Quarter ended Jun 2016	1.44M	+0.00%
Quarter ended Mar 2016	1.44M	+5.65%
Quarter ended Dec 2015	1.36M	-0.80%
Quarter ended Sep 2015	1.38M	+6.42%
Quarter ended Jun 2015	1.29M	+71.04%
Quarter ended Mar 2015	755,357	+0.00%
Quarter ended Dec 2014	755,357	+0.00%
Quarter ended Sep 2014	755,357	N/A

Relationship: Market Cap = Shares Outstanding × Stock Price

Key concepts:

Float shares: Shares available for public trading
Dilution: When new shares are issued, existing shareholders own less
Buybacks: Reduce share count, increasing EPS and ownership stake
Stock splits: Increase share count but don't change market cap

Shares Outstanding Formula & Definition

Shares Outstanding represents the reported weighted average share count used for per-share metrics. Changes in share count affect EPS and ownership dilution.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

Shares Outstanding FAQ

What is the shares outstanding for PDS Biotechnology Corporation (PDSB)?: The shares outstanding for PDSB stock is 55.66M.
What is the TTM average shares outstanding for PDS Biotechnology Corporation (PDSB)?: The TTM average shares outstanding for PDSB stock is 50.06M.
What is the 3Y average shares outstanding for PDS Biotechnology Corporation (PDSB)?: The 3Y average shares outstanding for PDSB stock is 40.69M.
What is the 5Y average shares outstanding for PDS Biotechnology Corporation (PDSB)?: The 5Y average shares outstanding for PDSB stock is 35.77M.
What is the 10Y average shares outstanding for PDS Biotechnology Corporation (PDSB)?: The 10Y average shares outstanding for PDSB stock is 21.58M.

PDSB Shares Outstanding History

DATE	SHARES OUTSTANDING
2026-06-30	55.66M
2026-03-31	55.50M
2025-12-31	46.38M
2025-09-30	46.87M
2025-06-30	45.90M
2025-03-31	40.52M
2024-12-31	36.45M
2024-09-30	36.81M
2024-06-30	36.69M
2024-03-31	34.82M
2023-12-31	31.67M
2023-09-30	30.91M
2023-06-30	30.80M
2023-03-31	30.43M
2022-12-31	28.77M
2022-09-30	28.46M
2022-06-30	28.45M
2022-03-31	26.16M
2021-12-31	28.43M
2021-09-30	28.43M
2021-06-30	23.16M
2021-03-31	22.26M
2020-12-31	22.30M
2020-09-30	18.96M
2020-06-30	15.36M
2020-03-31	10.31M
2019-12-31	5.29M
2019-09-30	5.25M
2019-06-30	5.18M
2019-03-31	4.63M
2018-12-31	3.99M
2018-09-30	3.35M
2018-06-30	3.34M
2018-03-31	3.10M
2017-12-31	1.54M
2017-09-30	1.54M
2017-06-30	1.52M
2017-03-31	1.45M
2016-12-31	1.45M
2016-09-30	1.45M
2016-06-30	1.44M
2016-03-31	1.44M
2015-12-31	1.36M
2015-09-30	1.38M
2015-06-30	1.29M
2015-03-31	755357.00
2014-12-31	755357.00
2014-09-30	755357.00

About PDS Biotechnology Corporation

PDS Biotechnology Corporation is a clinical-stage biopharmaceutical firm dedicated to advancing innovative, multi-functional immunotherapies to combat cancer. Its primary drug candidate, PDS0101 (HPV16), is currently undergoing Phase II clinical trials, positioned as an initial treatment option for recurrent or metastatic head and neck cancer, human papillomavirus (HPV)-associated malignancies, and cervical cancer. The company's developmental pipeline further includes several preclinical product candidates. These comprise PDS0102, utilizing T-cell receptor gamma alternate reading frame protein (TARP) for prostate and breast cancers; PDS0103 (MUC-1) targeting ovarian, colorectal, lung, and breast cancers; and PDS0104, which incorporates Tyrosinase-related protein 2 for the treatment of melanoma. Beyond oncology, PDS Biotechnology is also engaged in developing treatments for infectious diseases, with candidates such as PDS0201 for tuberculosis, PDS0202 as an investigational influenza vaccine, and PDS0203, a vaccine aimed at preventing COVID-19. The company has established strategic partnerships and licensing agreements with notable entities including the National Institutes of Health, Merck Eprova AG, The U.S. Department of Health and Human Services, and MSD International GmbH. PDS Biotechnology Corporation was founded in 2005 and is headquartered in Florham Park, New Jersey.

Princeton, NJ

21 employees

www.pdsbiotech.com

Healthcare / Biotechnology

Sector: Healthcare
Industry: Biotechnology
CEO: Frank K. Bedu-Addo

View full financials

PDSB Shares Outstanding Metrics

SHARES OUTSTANDING

55.66M

SHARES OUTSTANDING AVG TTM

50.06M

SHARES OUTSTANDING AVG 3Y

40.69M

SHARES OUTSTANDING AVG 5Y

35.77M

SHARES OUTSTANDING AVG 10Y

21.58M

SHARES OUTSTANDING AVG 15Y

N/A

SHARES OUTSTANDING AVG 20Y

N/A

CURRENT VS TTM AVG

+11.18%

CURRENT VS 3Y AVG

+36.79%

CURRENT VS 5Y AVG

+55.58%

CURRENT VS 10Y AVG

+157.87%

CURRENT VS 15Y AVG

N/A

CURRENT VS 20Y AVG

N/A

Period

Weighted Average Shares

QoQ Change

Quarter ended Jun 2026

55.66M

+0.29%

Quarter ended Mar 2026

55.50M

+19.64%

Quarter ended Dec 2025

46.38M

-1.04%

Quarter ended Sep 2025

46.87M

+2.11%

Quarter ended Jun 2025

45.90M

+13.28%

Quarter ended Mar 2025

40.52M

+11.16%

Quarter ended Dec 2024

36.45M

-0.96%

Quarter ended Sep 2024

36.81M

+0.31%

Quarter ended Jun 2024

36.69M

+5.39%

Quarter ended Mar 2024

34.82M

+9.94%

Quarter ended Dec 2023

31.67M

+2.45%

Quarter ended Sep 2023

30.91M

+0.35%

Quarter ended Jun 2023

30.80M

+1.23%

Quarter ended Mar 2023

30.43M

+5.77%

Quarter ended Dec 2022

28.77M

+1.08%

Quarter ended Sep 2022

28.46M

+0.02%

Quarter ended Jun 2022

28.45M

+8.76%

Quarter ended Mar 2022

26.16M

-7.97%

Quarter ended Dec 2021

28.43M

-0.00%

Quarter ended Sep 2021

28.43M

+22.74%

Quarter ended Jun 2021

23.16M

+4.02%

Quarter ended Mar 2021

22.26M

-0.17%

Quarter ended Dec 2020

22.30M

+17.61%

Quarter ended Sep 2020

18.96M

+23.47%

Quarter ended Jun 2020

15.36M

+48.88%

Quarter ended Mar 2020

10.31M

+95.18%

Quarter ended Dec 2019

5.29M

+0.72%

Quarter ended Sep 2019

5.25M

+1.37%

Quarter ended Jun 2019

5.18M

+11.91%

Quarter ended Mar 2019

4.63M

+16.05%

Quarter ended Dec 2018

3.99M

+19.11%

Quarter ended Sep 2018

3.35M

+0.24%

Quarter ended Jun 2018

3.34M

+7.71%

Quarter ended Mar 2018

3.10M

+100.84%

Quarter ended Dec 2017

1.54M

+0.00%

Quarter ended Sep 2017

1.54M

+1.51%

Quarter ended Jun 2017

1.52M

+4.83%

Quarter ended Mar 2017

1.45M

+0.28%

Quarter ended Dec 2016

1.45M

+0.07%

Quarter ended Sep 2016

1.45M

+0.28%

Quarter ended Jun 2016

1.44M

+0.00%

Quarter ended Mar 2016

1.44M

+5.65%

Quarter ended Dec 2015

1.36M

-0.80%

Quarter ended Sep 2015

1.38M

+6.42%

Quarter ended Jun 2015

1.29M

+71.04%

Quarter ended Mar 2015

755,357

+0.00%

Quarter ended Dec 2014

755,357

+0.00%

Quarter ended Sep 2014

755,357

N/A

Shares Outstanding FAQ

What is the shares outstanding for PDS Biotechnology Corporation (PDSB)?

The shares outstanding for PDSB stock is 55.66M.

What is the TTM average shares outstanding for PDS Biotechnology Corporation (PDSB)?

The TTM average shares outstanding for PDSB stock is 50.06M.

What is the 3Y average shares outstanding for PDS Biotechnology Corporation (PDSB)?

The 3Y average shares outstanding for PDSB stock is 40.69M.

What is the 5Y average shares outstanding for PDS Biotechnology Corporation (PDSB)?

The 5Y average shares outstanding for PDSB stock is 35.77M.

What is the 10Y average shares outstanding for PDS Biotechnology Corporation (PDSB)?

The 10Y average shares outstanding for PDSB stock is 21.58M.

DATE

SHARES OUTSTANDING

2026-06-30

55.66M

2026-03-31

55.50M

2025-12-31

46.38M

2025-09-30

46.87M

2025-06-30

45.90M

2025-03-31

40.52M

2024-12-31

36.45M

2024-09-30

36.81M

2024-06-30

36.69M

2024-03-31

34.82M

2023-12-31

31.67M

2023-09-30

30.91M

2023-06-30

30.80M

2023-03-31

30.43M

2022-12-31

28.77M

2022-09-30

28.46M

2022-06-30

28.45M

2022-03-31

26.16M

2021-12-31

28.43M

2021-09-30

28.43M

2021-06-30

23.16M

2021-03-31

22.26M

2020-12-31

22.30M

2020-09-30

18.96M

2020-06-30

15.36M

2020-03-31

10.31M

2019-12-31

5.29M

2019-09-30

5.25M

2019-06-30

5.18M

2019-03-31

4.63M

2018-12-31

3.99M

2018-09-30

3.35M

2018-06-30

3.34M

2018-03-31

3.10M

2017-12-31

1.54M

2017-09-30

1.54M

2017-06-30

1.52M

2017-03-31

1.45M

2016-12-31

1.45M

2016-09-30

1.45M

2016-06-30

1.44M

2016-03-31

1.44M

2015-12-31

1.36M

2015-09-30

1.38M

2015-06-30

1.29M

2015-03-31

755357.00

2014-12-31

755357.00

2014-09-30

755357.00

Shares Outstanding: 55.66M

PDSB Shares Outstanding

PDSB Average Shares Outstanding Chart

PDSB Current vs Average Shares Outstanding Chart

PDSB Shares Outstanding Metrics

Share Structure

Quarterly Shares Outstanding History

Shares Outstanding Formula & Definition

Shares Outstanding FAQ

PDSB Shares Outstanding History

Related Metrics

Shares Outstanding: 55.66M

PDSB Shares Outstanding

PDSB Average Shares Outstanding Chart

PDSB Current vs Average Shares Outstanding Chart

PDSB Shares Outstanding Metrics

Share Structure

Quarterly Shares Outstanding History

Shares Outstanding Formula & Definition

Shares Outstanding FAQ

PDSB Shares Outstanding History

Related Metrics