AME vs ROP
Ametek Inc/ (AME) and Roper Technologies Inc (ROP) are both filed with the SEC under Industrial Instruments For Measurement, Display, and Control. AME is 1.3× ROP's size by market cap ($55.9B against $41.8B); AME trades at the higher fiscal-year P/E (38.1× against 29.8×); AME reports the higher net margin (20.0% against 19.4%); ROP grew sales faster over three years (+13.7% against +6.4%); and over the past year AME returned +27.1% against ROP's -18.6%.
| AME | ROP | |
|---|---|---|
| Last close | $236.25 | $426.20 |
| Market cap | $55.9B | $41.8B |
| P/E (FY) | 38.1× | 29.8× |
| P/S | 7.5× | 5.3× |
| EV/EBITDA | 24.7× | 16.2× |
| Gross margin | — | 69.2% |
| Operating margin | 25.8% | 28.3% |
| Net margin | 20.0% | 19.4% |
| Return on equity | 14.6% | 7.9% |
| Sales growth (3y) | +6.4% | +13.7% |
| EPS growth (3y) | +8.5% | -30.6% |
| Dividend yield | 0.5% | 0.8% |
| 1-year return | +27.1% | -18.6% |
Screener snapshot — prices as of 2026-08-28. Each side's last close is the most recent session the snapshot holds for that company, which can be an earlier one, and its 1-year return is measured to that close. Market caps struck on 2026-08-27. Last close, market cap and the 1-year return are price figures; every other row is computed over the company's latest filed fiscal year — FY2025 (ended 2025-12-31) for both. — not published for this company. A ratio goes unpublished for more than one reason: a component the calculation needs is not on file, the filing does not tag the line it is read from, or the calculation is not defined on the filed basis — EV/EBITDA is not printed on non-positive EBITDA, and return on equity is not computed on a zero or negative equity base.
Who holds them, and who has traded them
| AME | ROP | |
|---|---|---|
| Institutional holders (13F) | 1,150 | 1,125 |
| Insider buyers − sellers (180d) | -1 | — |
| Congressional trades disclosed (180d) | 1 | 3 |
| Executive-branch officials on file — trades disclosed (180d) | 2 | 9 |
Counts only. The congressional figures count transactions dated in the trailing 180 days and disclosed in STOCK Act periodic transaction reports; amounts are filed as ranges and are never summed. The executive-branch figures count the same window of transactions, and they are scoped to one roster. The officials OGE posts for direct download. Insider buyers − sellers counts distinct people filing open-market Form 4 purchases minus distinct people filing open-market sales over the trailing 180 days, capped at ±5. — no open-market Form 4 purchases or sales in the window.
AME vs ROP: common questions
- Is AME bigger than ROP?
- AME carries the larger market cap — $55.9B against $41.8B, both struck on 2026-08-27.
- Which trades at a higher P/E, AME or ROP?
- AME, at a fiscal-year 38.1× against 29.8× for ROP. Both are price ÷ latest full-year diluted earnings per share, not a trailing-twelve-month P/E.
- How have AME and ROP performed over the past year?
- AME returned +27.1% and ROP -18.6%, measured on the trailing calendar year to the last close.
- How many institutions hold AME and ROP?
- 1,150 13F filers report a position in AME and 1,125 in ROP, on the latest quarter in the panel.
- Are AME and ROP in the same industry?
- Both are filed with the SEC under Industrial Instruments For Measurement, Display, and Control, which is the classification this pairing is built on.
AME overview → · ROP overview → · AME institutional ownership → · ROP institutional ownership → · Congress and AME → · Congress and ROP → · Executive branch and AME → · Executive branch and ROP →
More in Industrial Instruments For Measurement, Display, and Control: AME vs DHR · AME vs FTV · AME vs KEYS · AME vs MKSI
Stock comparisons lists every pair this site publishes.
Source: SPZCO — https://spzco.com/vs/ame-vs-rop