Companies: 10,795·Total market cap: $144.5T
Ampio Pharmaceuticals, Inc.

Ampio Pharmaceuticals, Inc.

AMPEOTCHealthcare● Active
$0.18
+$0.00(+0.00%)
Market Cap$207884
P/E Ratio
52W High$0.6435
52W Low$0.0001

Ampio Pharmaceuticals, Inc. (AMPE) Shares Outstanding — Overview

Basic and diluted weighted average shares, YoY change, float context, and historical trend from SEC filings and FMP.

AMPE · shares outstanding · updated Jun 8, 2026

Key metrics

Basic Shares Outstanding · Weighted average · fiscal year
809,000 +45.24% YoY Change
FY · as of Dec 31, 2023 · Reported in USD
vs 557,000 in FY 2022
Diluted Shares Outstanding
810,113
incl. options, RSUs, convertibles
Dilution Spread
+0.14%
Diluted vs Basic
YoY Change
+45.24%
year-over-year
Float (Free Float)
1.1M
publicly tradable shares
98.5% of total
Source: FMP /income-statement · /shares-float · SEC 10-K / 10-QUpdated: 2026-06-08

Shares Outstanding Growth Rate

3-Year CAGRincreasing
+12.0%
2020 → 2023
5-Year CAGRincreasing
+27.0%
2018 → 2023
10-Year CAGRincreasing
+20.3%
2013 → 2023

Negative CAGR typically indicates share buyback or retirement activity. Interpret alongside Splits and Financials tabs. Splits / Financials

Shares outstanding history

↓ Decrease — typically buyback / retirement
↑ Increase — issuance / equity compensation
Latest
* most recent reported · FMP /income-statement · weightedAverageShsOut

Annual shares outstanding by year

FY 2023Latest
Diluted Shares: 810,113
809,000
+45.24%
FY 2022
Diluted Shares: 753,619
557,000
-16.16%
FY 2021
Diluted Shares: 683,210
664,330
+15.30%
FY 2020
Diluted Shares: 595,407
576,155
+21.55%
FY 2019
Diluted Shares: 474,026
474,026
+93.86%
FMP /income-statement · weightedAverageShsOut · weightedAverageShsOutDilUnit: Billions (B)

Healthcare sector shares outstanding comparison

Shares Outstanding for similar companies or competitors in the Healthcare sector.

#SymbolCompanyShares (Basic)vs AMPE
#1
Merck & Co., Inc.MRK
Merck & Co., Inc.
2.502B+>999%
#2
Johnson & JohnsonJNJ
Johnson & Johnson
2.429B+>999%
#3
AbbVie Inc.ABBV
AbbVie Inc.
1.780B+>999%
#4
AstraZeneca PLCAZN
AstraZeneca PLC
1.550B+>999%
#5
UnitedHealth Group IncorporatedUNH
UnitedHealth Group Incorporated
910.0M+>999%
#6
Eli Lilly and CompanyLLY
Eli Lilly and Company
898.0M+>999%
#7
Ampio Pharmaceuticals, Inc.AMPE
Ampio Pharmaceuticals, Inc.YOU
809,000

/company-screener · per-peer /income-statement · cache 86400s

Understanding Shares Outstanding

What Are Shares Outstanding? (Basic)

Ampio Pharmaceuticals, Inc. (AMPE) shares outstanding is the total number of issued shares held by shareholders — the basis for Basic EPS and market capitalization. As of December 31, 2023, Ampio Pharmaceuticals, Inc. reports 809,000 basic shares outstanding (weighted average).

Basic vs. Diluted Shares Outstanding

Ampio Pharmaceuticals, Inc.'s basic shares outstanding (809,000) represents currently issued shares. Diluted shares outstanding (810,113) also includes potential shares from stock options, RSUs, and convertibles. Dilution spread: +0.14%.

Shares Outstanding vs. Float (Free Float)

Ampio Pharmaceuticals, Inc.'s float is 1.1M (98.5% of total shares outstanding) — shares freely available for public trading, excluding insider-held and restricted shares.

Float1.1M(98.5%)
Outstanding1.1M

Float data from /shares-float reflects the most recent SEC filing period-end. The weighted average shares (from /income-statement) may differ — this is a normal reporting window difference, not a data error.

FMP /income-statement · /shares-float · SEC EDGAR · USD

About shares outstanding & methodology

Ampio Pharmaceuticals, Inc. (AMPE) shares outstanding history from 2006 to 2023. Shares outstanding can be defined as the total number of shares held by all shareholders — including institutional investors, retail investors, and company insiders — assuming conversion of all convertible debt, securities, warrants, and options. This metric excludes the company's treasury shares.

Ampio Pharmaceuticals, Inc. shares outstanding for the fiscal year ending December 31, 2023 were 809,000, a 45.24% increase year-over-year. Ampio Pharmaceuticals, Inc. FY 2023 shares outstanding were 809,000, a +45.24% increase from FY 2022.

Ampio Pharmaceuticals, Inc. is a leading company operating in the Healthcare sector. The company's share count trajectory — with a 10-year CAGR of +20.3% — is a key signal for investors evaluating capital return policy, EPS accretion, and long-term shareholder value creation.

Figures tie to SEC 10-K/10-Q income statement disclosures and FMP /income-statement · /shares-float where noted.

Frequently asked questions

AMPE shares outstanding · 4 questions

As of December 31, 2023, Ampio Pharmaceuticals, Inc. (AMPE) has approximately 809,000 basic shares outstanding and 810,113 diluted shares outstanding. This represents a +45.24% year-over-year increase from FY 2022 (557,000). The increase may reflect equity compensation issuances or secondary offerings.

AMPE shares outstandinghow many shares does AMPE haveAMPE basic shares 2023AMPE diluted shares

Data: FMP /income-statement · /shares-float · SEC EDGAR · weighted average basis · Ampio Pharmaceuticals, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: 2026-06-08