MTRN · MATERION Corp
$245.12
+2.22 (+0.91%)
At close · Jul 17
Market Cap
$5.10B
Shares
20,801,485
Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.
Short Squeeze Score
63/100
Short interest 3.8% of shares — P65
Days to cover 1.5 — P37
Price vs VWAP +3.8% — P70
Short-volume trend +6.6% — P74
Short interest change +30.0% — P82
Worst FTD 0.05% of shares — P64
Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-06-30 | 785,769 | 604,475 | +181,294 | 1.48 |
| 2026-06-15 | 604,475 | 488,664 | +115,811 | 1.69 |
| 2026-05-29 | 488,664 | 418,316 | +70,348 | 1.67 |
| 2026-05-15 | 418,316 | 472,545 | -54,229 | 1.44 |
| 2026-04-30 | 472,545 | 490,972 | -18,427 | 1.76 |
| 2026-04-15 | 490,972 | 705,194 | -214,222 | 2.91 |
| 2026-03-31 | 705,194 | 696,251 | +8,943 | 2.63 |
| 2026-03-13 | 696,251 | 772,963 | -76,712 | 2.79 |
| 2026-02-27 | 772,963 | 595,778 | +177,185 | 3.41 |
| 2026-02-13 | 595,778 | 618,143 | -22,365 | 2.90 |
| 2026-01-30 | 618,143 | 559,827 | +58,316 | 2.94 |
| 2026-01-15 | 559,827 | 535,188 | +24,639 | 4.11 |
| 2025-12-31 | 535,188 | 542,746 | -7,558 | 3.43 |
| 2025-12-15 | 542,746 | 562,034 | -19,288 | 3.61 |
| 2025-11-28 | 562,034 | 592,023 | -29,989 | 5.09 |
| 2025-11-14 | 592,023 | 559,492 | +32,531 | 4.48 |
| 2025-10-31 | 559,492 | 549,879 | +9,613 | 3.05 |
| 2025-10-15 | 549,879 | 516,600 | +33,279 | 3.85 |
| 2025-09-30 | 516,600 | 489,185 | +27,415 | 2.72 |
| 2025-09-15 | 489,185 | 525,701 | -36,516 | 4.32 |
| 2025-08-29 | 525,701 | 486,433 | +39,268 | 4.36 |
| 2025-08-15 | 486,433 | 447,459 | +38,974 | 2.18 |
| 2025-07-31 | 447,459 | 393,227 | +54,232 | 1.45 |
Showing 1–23 of 23 settlements
Key facts
CIK
1104657
CUSIP
576690101
13F (30d)
36 filings
36 filers
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