Group One Trading’s Masimo MASI Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $267K | Buy |
1,500
+1,400
| +1,400% | +$220K | ﹤0.01% | 3886 |
|
|
2025
Q4 | $13K | Hold |
100
| – | – | ﹤0.01% | 6652 |
|
|
2025
Q3 | $14.8K | Buy |
+100
| New | +$15.1K | ﹤0.01% | 6915 |
|
|
2025
Q2 | – | Sell |
-900
| Closed | -$150K | – | 8351 |
|
|
2025
Q1 | $150K | Buy |
+900
| New | +$156K | ﹤0.01% | 4251 |
|
|
2024
Q4 | – | Sell |
-14,500
| Closed | -$1.93M | – | 7672 |
|
|
2024
Q3 | $1.93M | Buy |
14,500
+4,600
| +46% | +$534K | 0.01% | 1732 |
|
|
2024
Q2 | $1.25M | Buy |
9,900
+8,200
| +482% | +$1.08M | ﹤0.01% | 1812 |
|
|
2024
Q1 | $250K | Sell |
1,700
-3,600
| -68% | -$465K | ﹤0.01% | 3361 |
|
|
2023
Q4 | $621K | Buy |
5,300
+500
| +10% | +$46.6K | ﹤0.01% | 2887 |
|
|
2023
Q3 | $421K | Buy |
4,800
+4,600
| +2,300% | +$535K | ﹤0.01% | 3076 |
|
|
2023
Q2 | $32.9K | Sell |
200
-11,300
| -98% | -$1.97M | ﹤0.01% | 5606 |
|
|
2023
Q1 | $2.12M | Buy |
11,500
+7,900
| +219% | +$1.33M | 0.01% | 1471 |
|
|
2022
Q4 | $533K | Buy |
+3,600
| New | +$495K | ﹤0.01% | 2989 |
|
|
2022
Q1 | – | Sell |
-2,500
| Closed | -$732K | – | 8402 |
|
|
2021
Q4 | $732K | Sell |
2,500
-2,500
| -50% | -$712K | ﹤0.01% | 3675 |
|
|
2021
Q3 | $1.35M | Sell |
5,000
-72,400
| -94% | -$19.6M | ﹤0.01% | 3068 |
|
|
2021
Q2 | $18.8M | Buy |
77,400
+76,800
| +12,800% | +$17.5M | 0.02% | 669 |
|
|
2021
Q1 | $138K | Sell |
600
-5,400
| -90% | -$1.36M | ﹤0.01% | 5357 |
|
|
2020
Q4 | $1.61M | Sell |
6,000
-700
| -10% | -$175K | ﹤0.01% | 2226 |
|
|
2020
Q3 | $1.58M | Buy |
+6,700
| New | +$1.5M | 0.01% | 1802 |
|
|
2019
Q4 | – | Sell |
-2,300
| Closed | -$342K | – | 5405 |
|
|
2019
Q3 | $342K | Sell |
2,300
-7,700
| -77% | -$1.17M | ﹤0.01% | 2658 |
|
|
2019
Q2 | $1.49M | Hold |
10,000
| – | – | 0.01% | 1316 |
|
|
2019
Q1 | $1.38M | Buy |
+10,000
| New | +$1.26M | 0.02% | 1184 |
|
|
2018
Q1 | – | Sell |
-5,000
| Closed | -$424K | – | 5102 |
|
|
2017
Q4 | $424K | Hold |
5,000
| – | – | ﹤0.01% | 2385 |
|
|
2017
Q3 | $433K | Buy |
+5,000
| New | +$442K | ﹤0.01% | 2199 |
|
|
2014
Q3 | – | Sell |
-900
| Closed | -$21K | – | 5325 |
|
|
2014
Q2 | $21K | Sell |
900
-200
| -18% | -$4.96K | ﹤0.01% | 4127 |
|
|
2014
Q1 | $30K | Sell |
1,100
-3,900
| -78% | -$111K | ﹤0.01% | 3987 |
|
|
2013
Q4 | $146K | Sell |
5,000
-100
| -2% | -$2.8K | ﹤0.01% | 2706 |
|
|
2013
Q3 | $136K | Buy |
5,100
+4,400
| +629% | +$108K | ﹤0.01% | 2737 |
|
|
2013
Q2 | $15K | Buy |
+700
| New | +$14.7K | ﹤0.01% | 4246 |
|
Other funds holding MASI
PCM
PCM
HI
VCM
VPM
Group One Trading's MASI Position: Q1 2025 in Review
Group One Trading sold out of Masimo (MASI) in Q1 2025, closing a stake of 75 shares — an estimated $13K sold.
Group One Trading first reported a position in MASI in Q1 2014 and held it in 15 quarters. The position peaked at $6.05M in Q3 2021. 394 funds tracked by Wall St. Rank hold MASI as of Q1 2025.
- Group One Trading reported no remaining Masimo position as of Q1 2025 after selling out during the quarter.
- Group One Trading sold 75 Masimo shares in Q1 2025, an estimated $13K.
- Group One Trading first reported a position in Masimo in Q1 2014 and held it in 15 quarters.
- Group One Trading's Masimo position peaked at $6.05M in Q3 2021.
- 394 funds tracked by Wall St. Rank held Masimo as of Q1 2025.
Based on Group One Trading's 13F filing for Q1 2025, filed 14 May 2025.