MKS INSTRUMENT INC's ticker is and the CUSIP is 55306N954. A total of 3 filers reported holding MKS INSTRUMENT INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $17,308 | -78.9% | 200 | -75.0% | 0.00% | – |
| Q2 2022 | $82,000 | -31.7% | 800 | 0.0% | 0.00% | – |
| Q1 2022 | $120,000 | +242.9% | 800 | +300.0% | 0.00% | – |
| Q4 2021 | $35,000 | -41.7% | 200 | -50.0% | 0.00% | – |
| Q3 2021 | $60,000 | -57.7% | 400 | -50.0% | 0.00% | – |
| Q2 2021 | $142,000 | -99.2% | 800 | -99.2% | 0.00% | -100.0% |
| Q1 2021 | $17,782,000 | +16065.5% | 95,900 | +9490.0% | 0.03% | +2500.0% |
| Q4 2019 | $110,000 | +292.9% | 1,000 | +233.3% | 0.00% | – |
| Q3 2019 | $28,000 | +75.0% | 300 | +50.0% | 0.00% | – |
| Q2 2019 | $16,000 | +77.8% | 200 | +100.0% | 0.00% | – |
| Q1 2019 | $9,000 | -93.0% | 100 | -95.0% | 0.00% | -100.0% |
| Q4 2018 | $129,000 | -19.4% | 2,000 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $160,000 | -89.9% | 2,000 | -88.0% | 0.00% | -92.9% |
| Q2 2018 | $1,589,000 | +1269.8% | 16,600 | +1560.0% | 0.01% | +1300.0% |
| Q1 2018 | $116,000 | -82.9% | 1,000 | -90.1% | 0.00% | -85.7% |
| Q2 2017 | $680,000 | – | 10,100 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Twin Tree Management, LP | 22,200 | $1,921,188 | 0.00% |
| GROUP ONE TRADING, L.P. | 200 | $17,308 | 0.00% |
| SIMPLEX TRADING, LLC | 4,800 | $415 | 0.00% |
| JANE STREET GROUP, LLC | 3,200 | $276,928 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |