GLW vs APH vs KEYS
161 measures in 16 categories, one definition each, computed from filings and market data.
GLW69.5
Corning Inc
Technology · Hardware, Equipment & Parts
$132.06 −4.64%$113.8B mkt cap
Score DNA
APH73.6
Amphenol Corporation
Technology · Hardware, Equipment & Parts
$79.35 −2.63%$195.7B mkt cap
Score DNA
KEYS76.6
Keysight Technologies, Inc.
Technology · Hardware, Equipment & Parts
$331.21 −3.18%$56.4B mkt cap
Score DNA
Price, rebased to 100 three years ago
GLW APH KEYS · weekly adjusted closesSmart money 8Valuation 16Profitability (TTM) 12Returns on capital 11Growth 17Margin history & stability 7Liquidity (latest quarter) 7Leverage & solvency (latest quarter) 13Efficiency 11Cash flow & earnings quality 7Dividends & buybacks 9Scores & forensic checks 15Per share 7Size (TTM) 8Price performance 9Technicals 4
● marks the highest or lowest value where that direction is plainly stronger (margins, returns, coverage, leverage); multiples and yields are left unmarked. Bars show each stock's percentile within its own industry. n/a: the measure does not apply to lenders and insurers.
Smart money
8 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Insider open-market buys, 180d | 0 | 0 | 0 |
| Insider $ bought, 180d | — | — | — |
| Congress purchases, 180d | 2 | 6 | 4 |
| Last Congress purchase | 2026-09-08 | 2026-08-18 | 2026-06-18 |
| 13F net change in holders | +431 | +211 | +119 |
| ETFs adding shares, 30d | 1,351 | 1,553 | 1,401 |
| ETFs trimming, 30d | 1,046 | 1,110 | 1,192 |
| Net ETF funds, 30d | +305 | +443 | +209 |
Valuation
16 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| P/E (TTM) | 59.9x
85th
|
38.0x
52nd
|
44.9x
73rd
|
| PEG (P/E ÷ 3-yr EPS CAGR) | 1.37
45th
|
4.18
80th
|
9.41
85th
|
| Price / sales | 6.7x
80th
|
6.7x
82nd
|
8.6x
95th
|
| Price / book | 9.1x
90th
|
12.6x
95th
|
8.6x
88th
|
| Price / tangible book | 23.5x
90th
|
— | 27.7x
94th
|
| Price / free cash flow | 47.5x
88th
|
41.5x
78th
|
38.4x
75th
|
| Price / operating cash flow | 29.1x
59th
|
33.3x
73rd
|
35.2x
78th
|
| Enterprise value | $120.6B
98th
|
$209.1B
100th
|
$56.5B
95th
|
| EV / sales | 7.1x
88th
|
7.2x
90th
|
8.6x
95th
|
| EV / EBITDA | 30.9x
86th
|
22.7x
67th
|
31.5x
92nd
|
| EV / EBIT | 43.0x
81st
|
26.4x
50th
|
38.5x
78th
|
| EV / free cash flow | 50.4x
88th
|
44.4x
81st
|
38.5x
72nd
|
| Earnings yield | 1.7%
30th
|
2.6%
57th
|
2.2%
40th
|
| FCF yield | 2.1%
30th
|
2.4%
38th
|
2.6%
40th
|
| Operating cash flow yield | 3.4%
45th
|
3.0%
32nd
|
2.8%
28th
|
| Graham number (per share) | $26.53
21st
|
$16.44
12th
|
$78.77
76th
|
Profitability (TTM)
12 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Gross margin | 36.3%
40th
|
38.5%
45th
|
64.7%
92nd
|
| EBITDA margin | 23.0%
72nd
|
31.8%
95th
|
27.2%
88th
|
| Operating margin | 15.5%
65th
|
27.2%
95th
|
20.3%
90th
|
| EBIT margin | 16.6%
78th
|
27.3%
95th
|
22.3%
88th
|
| Net margin | 11.2%
68th
|
17.8%
88th
|
19.1%
90th
|
| NOPAT margin | 13.3%
68th
|
19.3%
92nd
|
18.3%
90th
|
| FCF margin | 14.1%
65th
|
16.2%
80th
|
22.3%
95th
|
| Operating cash flow margin | 23.1%
88th
|
20.2%
82nd
|
24.4%
92nd
|
| R&D / revenue | 6.7%
67th
|
0.0%
0th
|
18.1%
97th
|
| SG&A / revenue | 13.7%
31st
|
10.8%
23rd
|
26.6%
82nd
|
| Stock comp / revenue | 2.5%
64th
|
0.5%
13th
|
3.3%
82nd
|
| Effective tax rate | 13.8%
21st
|
29.2%
87th
|
9.6%
5th
|
Returns on capital
11 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| ROE (on average equity) | 16.1%
65th
|
38.2%
95th
|
20.5%
82nd
|
| ROA | 6.2%
57th
|
14.6%
95th
|
11.1%
85th
|
| ROIC | 11.6%
48th
|
19.3%
82nd
|
18.0%
80th
|
| ROCE | 10.4%
57th
|
22.4%
92nd
|
15.8%
88th
|
| Return on tangible assets | 9.1%
65th
|
22.5%
100th
|
13.0%
88th
|
| Cash ROIC (OCF / invested capital) | 20.1%
70th
|
20.3%
72nd
|
23.9%
85th
|
| Gross profitability (GP / assets) | 18.7%
42nd
|
24.9%
70th
|
35.7%
95th
|
| ROIC, 3-yr average | 6.0%
29th
|
17.4%
74th
|
14.7%
66th
|
| ROIC, 5-yr average | 6.9%
36th
|
24.0%
81st
|
21.2%
78th
|
| ROE, 5-yr average | 9.8%
50th
|
27.5%
94th
|
19.5%
89th
|
| Incremental ROIC | 67.0%
82nd
|
22.7%
56th
|
80.8%
90th
|
Growth
17 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Revenue growth (TTM YoY) | 19.4%
59th
|
54.2%
90th
|
25.5%
74th
|
| Revenue growth (QoQ) | 8.7%
48th
|
14.9%
72nd
|
7.5%
38th
|
| Revenue CAGR, 3 yr | 8.4%
70th
|
32.2%
97th
|
5.6%
62nd
|
| Revenue CAGR, 5 yr | 5.2%
36th
|
24.3%
100th
|
6.2%
44th
|
| Gross profit CAGR, 3 yr | 15.6%
78th
|
40.4%
100th
|
5.8%
47th
|
| Operating income CAGR, 3 yr | 40.1%
88th
|
45.0%
91st
|
-2.1%
24th
|
| Net income growth (TTM YoY) | 132.0%
80th
|
62.1%
63rd
|
130.9%
77th
|
| Net income CAGR, 3 yr | 44.6%
83rd
|
39.4%
79th
|
3.6%
38th
|
| EPS growth (TTM YoY) | 130.0%
77th
|
-20.2%
3rd
|
130.9%
80th
|
| EPS CAGR, 3 yr | 43.8%
83rd
|
9.1%
52nd
|
4.8%
41st
|
| EPS CAGR, 5 yr | 1.2%
23rd
|
12.2%
58th
|
10.3%
52nd
|
| FCF growth (TTM YoY) | 100.6%
91st
|
67.3%
84th
|
-2.4%
34th
|
| FCF CAGR, 3 yr | 111.0%
89th
|
34.4%
78th
|
6.6%
30th
|
| Operating cash flow CAGR, 3 yr | 27.4%
76th
|
35.7%
85th
|
4.0%
24th
|
| Book value CAGR, 3 yr | 2.7%
30th
|
-0.4%
16th
|
11.6%
73rd
|
| Dividend CAGR, 3 yr | -0.7%
44th
|
-12.6%
17th
|
— |
| Sustainable growth rate | 7.7%
27th
|
30.6%
94th
|
20.5%
82nd
|
Margin history & stability
7 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Gross margin, 3-yr average | 34.1%
42nd
|
35.5%
47th
|
63.5%
92nd
|
| Operating margin, 3-yr average | 11.2%
50th
|
23.8%
95th
|
18.5%
92nd
|
| Net margin, 3-yr average | 6.8%
53rd
|
16.8%
95th
|
15.9%
89th
|
| FCF margin, 3-yr average | 10.0%
45th
|
16.2%
82nd
|
23.1%
97th
|
| Revenue stability (0-1) | 0.47
34th
|
0.78
71st
|
0.48
42nd
|
| Earnings stability (0-1) | 0.05
13th
|
0.79
84th
|
0.00
5th
|
| Margin stability (0-1) | 0.92
26th
|
0.92
34th
|
0.98
97th
|
Liquidity (latest quarter)
7 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Cash & short-term investments | $2.5B
90th
|
$5.4B
100th
|
$2.6B
92nd
|
| Net cash (− = net debt) | −$6.9B
2nd
|
−$13.4B
0th
|
−$141.0M
42nd
|
| Working capital | $4.9B
95th
|
$8.4B
100th
|
$2.7B
85th
|
| Current ratio | 1.81
30th
|
1.89
32nd
|
2.02
38th
|
| Quick ratio | 1.24
28th
|
1.41
35th
|
1.62
48th
|
| Cash ratio (cash + ST investments / current liabilities) | 0.42
30th
|
0.57
45th
|
1.00
60th
|
| Defensive interval (days) | 561 days
35th
|
1,359 days
80th
|
458 days
25th
|
Leverage & solvency (latest quarter)
13 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Total debt | $9.4B
98th
|
$18.8B
100th
|
$2.7B
82nd
|
| Debt / equity | 0.75
75th
|
1.21
92nd
|
0.42
65th
|
| Net debt / equity | 0.55
80th
|
0.86
92nd
|
0.02
50th
|
| Debt / assets | 28.5%
80th
|
42.0%
95th
|
23.0%
68th
|
| Debt / capital | 42.8%
75th
|
54.8%
92nd
|
29.5%
65th
|
| Debt / EBITDA | 2.40
69th
|
2.04
58th
|
1.53
47th
|
| Net debt / EBITDA | 1.76
81st
|
1.45
75th
|
0.08
47th
|
| Interest coverage (EBIT / interest) | 7.9x
56th
|
12.5x
71st
|
13.6x
76th
|
| Cash interest coverage | 11.0x
56th
|
9.3x
41st
|
14.9x
76th
|
| Debt payback (years of OCF) | 2.4 yrs
62nd
|
3.2 yrs
70th
|
1.7 yrs
46th
|
| Liabilities / assets | 60.2%
80th
|
65.1%
82nd
|
44.9%
52nd
|
| IS credit model rating | A+ | A+ | AA |
| Implied credit spread (bps) | 125
45th
|
125
45th
|
80
30th
|
Efficiency
11 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Asset turnover | 0.55
35th
|
0.82
75th
|
0.58
42nd
|
| Fixed asset turnover | 1.14
5th
|
9.89
75th
|
6.88
52nd
|
| Inventory turnover | 3.3
49th
|
4.6
72nd
|
2.2
13th
|
| Receivables turnover | 6.5
68th
|
5.2
22nd
|
7.5
95th
|
| Days sales outstanding | 56 days
32nd
|
70 days
78th
|
49 days
5th
|
| Days inventory outstanding | 110 days
51st
|
79 days
28th
|
162 days
87th
|
| Days payables outstanding | 73 days
72nd
|
65 days
57th
|
60 days
50th
|
| Cash conversion cycle (days) | 94 days
42nd
|
83 days
35th
|
151 days
72nd
|
| Capex / revenue | 9.0%
90th
|
4.0%
62nd
|
2.1%
33rd
|
| Capex / depreciation | 1.39
69th
|
0.89
54th
|
0.42
31st
|
| Operating expense ratio | 20.6%
30th
|
11.0%
20th
|
40.9%
85th
|
Cash flow & earnings quality
7 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Operating cash flow / net income | 2.06
82nd
|
1.14
30th
|
1.28
36th
|
| FCF / net income | 1.26
64th
|
0.91
33rd
|
1.17
52nd
|
| FCF / operating cash flow | 61.2%
28th
|
80.3%
53rd
|
91.6%
94th
|
| Capex / operating cash flow | 38.8%
72nd
|
19.7%
47th
|
8.4%
6th
|
| Accruals ratio | -6.5%
18th
|
-2.0%
68th
|
-3.1%
55th
|
| Sloan accruals ratio | 3.5%
60th
|
3.9%
62nd
|
-15.0%
2nd
|
| Earnings quality score (0-1) | 0.75
15th
|
1.00
36th
|
1.00
36th
|
Scores & forensic checks
15 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| IS score | 69
85th
|
74
88th
|
77
95th
|
| IS profitability | 49
60th
|
81
95th
|
79
92nd
|
| IS growth | 73
74th
|
80
92nd
|
78
87th
|
| IS value | 32
20th
|
31
15th
|
33
22nd
|
| IS momentum | 97
92nd
|
96
90th
|
100
97th
|
| IS risk (safety) | 100
28th
|
100
28th
|
100
28th
|
| IS quality | 77
70th
|
76
68th
|
88
98th
|
| IS balance sheet | 65
30th
|
64
28th
|
86
72nd
|
| IS earnings quality | 70
45th
|
69
40th
|
78
92nd
|
| IS cash flow | 68
68th
|
67
65th
|
69
70th
|
| Piotroski F-score (0-9) | 8
75th
|
6
22nd
|
8
75th
|
| Altman Z-score | 8.4
68th
|
6.5
45th
|
8.4
65th
|
| Beneish M-score | −2.52
46th
|
−1.90
87th
|
−2.06
79th
|
| Ohlson O-score | −8.42
45th
|
−8.37
48th
|
−9.34
35th
|
| IS credit score | 77
48th
|
77
50th
|
87
68th
|
Size (TTM)
8 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| Market cap | $113.8B
98th
|
$195.7B
100th
|
$56.4B
95th
|
| Revenue | $17.0B
92nd
|
$29.0B
95th
|
$6.6B
80th
|
| EBITDA | $3.9B
98th
|
$9.2B
100th
|
$1.8B
88th
|
| Net income | $1.9B
98th
|
$5.2B
100th
|
$1.3B
92nd
|
| Free cash flow | $2.4B
98th
|
$4.7B
100th
|
$1.5B
90th
|
| Total assets | $33.0B
98th
|
$44.8B
100th
|
$11.9B
85th
|
| Shareholders' equity | $12.6B
98th
|
$15.5B
100th
|
$6.6B
88th
|
| Employees | 67,200
92nd
|
170,000
100th
|
16,600
68th
|
Price performance
9 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| 1 day | −4.6% | −2.6% | −3.2% |
| 1 week | −15.8% | −9.0% | −13.5% |
| 1 month | −10.7% | +1.4% | −0.1% |
| 3 months | −13.8% | +5.6% | +5.4% |
| 6 months | −19.7% | +5.4% | −0.9% |
| Year to date | +45.9% | +14.4% | +60.3% |
| 1 year | +52.9% | +27.7% | +100.9% |
| 3 years, cumulative | +380.5% | +288.4% | +149.2% |
| 5 years, cumulative | +300.5% | +343.8% | +104.8% |
Technicals
4 measures| Measure | GLW | APH | KEYS |
|---|---|---|---|
| RSI 14 | 35.9 | 39.0 | 37.1 |
| From 52-week high | −51.4% | −11.8% | −15.1% |
| From 52-week low | +70.6% | +34.9% | +105.5% |
| Beta | 1.12 | 1.24 | 1.18 |
InsiderStreet reports findings from filings and market data. A comparison is not a recommendation to buy or sell either stock.Every figure is computed in code · data as of 2026-10-17