RION CO.,LTD. 6823Short Interest
Estimated short interest in RION CO.,LTD. (6823) is 1.47% of shares outstanding as of 2026-04-01. Institutions holding 0.5% or more: 三井住友アセットマネジメント株式会社.
Prime Market (Domestic)
Electric Appliances
Electric Appliances & Precision Instruments
TOPIX Small 2
Estimated short interest
1.47%
▼0.03%
Estimated position (shares)
182,688
As of 2026-04-01
Short sellers
3 firms
12 reports
Short Interest Trend Last 5 years, by institution, % of shares outstanding
Estimated short interest, stacking the latest reported position of each short seller. The 3 largest current holders are shown in color and the rest are grouped as "Others". Hover over (or tap) a bar to see the breakdown.
- 三井住友アセットマネジメント株式会社
- Nomura International plc
- 三井住友DSアセットマネジメント株式会社
1.47%
Estimated short interest, 2026-04-01
三井住友DSアセットマネジメント株式会社0.46%
Nomura International plc0.49%
三井住友アセットマネジメント株式会社0.52%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2019-01-28 | 三井住友アセットマネジメント株式会社 | Position 64,300 shares | Ratio 0.52% | ▲0.10% | Holding |
| 2026-04-01 | Nomura International plc | Position 61,288 shares | Ratio 0.49% | ▼0.03% | Below 0.5% |
| 2019-05-31 | 三井住友DSアセットマネジメント株式会社 | Position 57,100 shares | Ratio 0.46% | ▼0.06% | Below 0.5% |
Disclosure History 12 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-04-01 | Nomura International plc | Position 61,288 shares | Ratio 0.49% | ▼0.03% | Below 0.5% |
| 2026-03-30 | Nomura International plc | Position 64,455 shares | Ratio 0.52% | ▲0.07% | — |
| 2026-03-16 | Nomura International plc | Position 56,074 shares | Ratio 0.45% | ▼0.11% | Below 0.5% |
| 2026-03-10 | Nomura International plc | Position 69,972 shares | Ratio 0.56% | ▼0.05% | — |
| 2026-03-09 | Nomura International plc | Position 75,966 shares | Ratio 0.61% | ▲0.03% | — |
| 2026-03-05 | Nomura International plc | Position 72,291 shares | Ratio 0.58% | ▼0.02% | — |
| 2026-03-04 | Nomura International plc | Position 74,895 shares | Ratio 0.60% | ▲0.03% | — |
| 2026-03-03 | Nomura International plc | Position 71,337 shares | Ratio 0.57% | ▲0.16% | — |
| 2019-05-31 | 三井住友DSアセットマネジメント株式会社 | Position 57,100 shares | Ratio 0.46% | ▼0.06% | Below 0.5% |
| 2019-05-17 | 三井住友DSアセットマネジメント株式会社 | Position 65,100 shares | Ratio 0.52% | ▼0.08% | — |
| 2019-04-19 | 三井住友DSアセットマネジメント株式会社 | Position 74,100 shares | Ratio 0.60% | ▲0.08% | — |
| 2019-01-28 | 三井住友アセットマネジメント株式会社 | Position 64,300 shares | Ratio 0.52% | ▲0.10% | — |
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