Amgen (AMGN) Shares Outstanding (Diluted) (2009 - 2026)
Amgen's Shares Outstanding (Diluted) came in at 544 million for Q2 2026, up 0.6% from 541 million a year earlier and unchanged from the prior quarter.
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Analysis
Amgen (AMGN) Shares Outstanding (Diluted) (2009 - 2026) Analysis & Trends
For FY2025, Amgen's Shares Outstanding (Diluted) was 542 million, up 0.2% from FY2024.
- Shares Outstanding (Diluted) carries a five-year compound annual growth rate of -1.7% (FY2020 to FY2025).
- Going back by year, Shares Outstanding (Diluted) was 541 million in FY2024 (+0.6%), 538 million in FY2023 (-0.6%), 541 million in FY2022 (-5.6%) and 573 million in FY2021 (-2.9%).
- The five-year range for quarterly Shares Outstanding (Diluted) is 536 million (Q1 2024) to 573 million (Q4 2021).
- Year-over-year, Shares Outstanding (Diluted) has increased for three consecutive quarters, with growth averaging 0.4% over the last eight quarters.
- The fastest year-over-year change in Shares Outstanding (Diluted) over five years came in Q1 2025 (growth of 0.9%), and the weakest in Q2 2022 (a decline of 6.8%).
- Business Quant data shows AMGN's Shares Outstanding (Diluted) at 544 million (Q1 2026), 542 million (Q4 2025) and 542 million (Q3 2025) in the three quarters before Q2 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Shares Outstanding (Dil.) (Qtr) |
|---|---|---|---|---|---|
| 1 | Eli Lilly | 1,076.25 Bn | 1,044.84 Bn | 19.71 Bn | 893.70 Mn |
| 2 | Johnson & Johnson | 617.18 Bn | 535.70 Bn | 17.26 Bn | 2.44 Bn |
| 3 | AbbVie | 464.58 Bn | 437.73 Bn | 12.70 Bn | 1.77 Bn |
| 4 | Merck | 356.04 Bn | 310.47 Bn | 12.21 Bn | 2.47 Bn |
| 5 | Novartis Ag | 269.07 Bn | 224.94 Bn | 11.24 Bn | 1.96 Bn |
| 6 | Astrazeneca | 243.21 Bn | 216.77 Bn | 12.86 Bn | 1.56 Bn |
| 7 | Amgen | 217.88 Bn | 173.28 Bn | 7.24 Bn | 544.00 Mn |
| 8 | Gilead Sciences | 179.62 Bn | 153.74 Bn | 6.22 Bn | 1.24 Bn |
| 9 | Pfizer | 158.45 Bn | 105.40 Bn | 10.94 Bn | 5.70 Bn |
| 10 | Vertex Pharmaceuticals | 127.87 Bn | 99.88 Bn | 2.84 Bn | 255.20 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 544.00 Mn |
| Mar 31, 2026 | 544.00 Mn |
| Dec 31, 2025 | 542.00 Mn |
| Sep 30, 2025 | 542.00 Mn |
| Jun 30, 2025 | 541.00 Mn |
| Mar 31, 2025 | 541.00 Mn |
| Dec 31, 2024 | 541.00 Mn |
| Sep 30, 2024 | 542.00 Mn |
| Jun 30, 2024 | 541.00 Mn |
| Mar 31, 2024 | 536.00 Mn |
| Dec 31, 2023 | 538.00 Mn |
| Sep 30, 2023 | 538.00 Mn |
| Jun 30, 2023 | 537.00 Mn |
| Mar 31, 2023 | 538.00 Mn |
| Dec 31, 2022 | 541.00 Mn |
| Sep 30, 2022 | 538.00 Mn |
| Jun 30, 2022 | 537.00 Mn |
| Mar 31, 2022 | 551.00 Mn |
| Dec 31, 2021 | 573.00 Mn |
| Sep 30, 2021 | 570.00 Mn |
API Access
Amgen Shares Outstanding (Diluted) API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=shares-outstanding-diluted&ticker=AMGN&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "shares-outstanding-diluted", "ticker": "AMGN", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=shares-outstanding-diluted&ticker=AMGN&period=max&api_key=YOUR_API_KEY");
const data = await res.json();