Simplex Trading’s Mercury Systems MRCY Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | – | Sell |
-200
| Closed | -$14.6K | – | 9752 |
|
|
2025
Q4 | $14.6K | Hold |
200
| – | – | ﹤0.01% | 6739 |
|
|
2025
Q3 | $15K | Buy |
+200
| New | +$12.4K | ﹤0.01% | 7593 |
|
|
2025
Q2 | – | Sell |
-900
| Closed | -$38K | – | 9340 |
|
|
2025
Q1 | $38K | Sell |
900
-10,200
| -92% | -$447K | ﹤0.01% | 6052 |
|
|
2024
Q4 | $466K | Sell |
11,100
-1,600
| -13% | -$61K | ﹤0.01% | 3619 |
|
|
2024
Q3 | $469K | Buy |
12,700
+900
| +8% | +$31.7K | ﹤0.01% | 3658 |
|
|
2024
Q2 | $318K | Sell |
11,800
-400
| -3% | -$11.7K | ﹤0.01% | 4155 |
|
|
2024
Q1 | $359K | Buy |
12,200
+12,100
| +12,100% | +$365K | ﹤0.01% | 4192 |
|
|
2023
Q4 | $3K | Sell |
100
-2,600
| -96% | -$93.8K | ﹤0.01% | 8112 |
|
|
2023
Q3 | $100K | Buy |
2,700
+2,100
| +350% | +$77.5K | ﹤0.01% | 5088 |
|
|
2023
Q2 | $20K | Sell |
600
-3,000
| -83% | -$128K | ﹤0.01% | 6779 |
|
|
2023
Q1 | $184K | Buy |
3,600
+3,400
| +1,700% | +$172K | ﹤0.01% | 4429 |
|
|
2022
Q4 | $8K | Buy |
200
+100
| +100% | +$4.73K | ﹤0.01% | 7736 |
|
|
2022
Q3 | $4K | Sell |
100
-100
| -50% | -$5.24K | ﹤0.01% | 8938 |
|
|
2022
Q2 | $12K | Sell |
200
-600
| -75% | -$35.8K | ﹤0.01% | 8134 |
|
|
2022
Q1 | $51K | Buy |
800
+200
| +33% | +$11.9K | ﹤0.01% | 7103 |
|
|
2021
Q4 | $33K | Sell |
600
-10,400
| -95% | -$527K | ﹤0.01% | 7774 |
|
|
2021
Q3 | $737K | Hold |
11,000
| – | – | ﹤0.01% | 3527 |
|
|
2021
Q2 | $729K | Buy |
11,000
+10,969
| +35,384% | +$758K | ﹤0.01% | 3588 |
|
|
2021
Q1 | $219K | Sell |
31
-26
| -46% | -$1.88K | ﹤0.01% | 4613 |
|
|
2020
Q4 | $501K | Buy |
57
+47
| +470% | +$3.57K | ﹤0.01% | 3422 |
|
|
2020
Q3 | $77K | Sell |
10
-3
| -23% | -$228 | ﹤0.01% | 5182 |
|
|
2020
Q2 | $102K | Sell |
13
-30
| -70% | -$2.46K | ﹤0.01% | 4766 |
|
|
2020
Q1 | $306K | Buy |
43
+25
| +139% | +$1.89K | ﹤0.01% | 3136 |
|
|
2019
Q4 | $124K | Sell |
18
-61
| -77% | -$4.39K | ﹤0.01% | 4284 |
|
|
2019
Q3 | $641K | Buy |
79
+24
| +44% | +$1.9K | ﹤0.01% | 2356 |
|
|
2019
Q2 | $386K | Buy |
55
+53
| +2,650% | +$3.68K | ﹤0.01% | 2827 |
|
|
2019
Q1 | $12K | Sell |
2
-4
| -67% | -$231 | ﹤0.01% | 6051 |
|
|
2018
Q4 | $28K | Sell |
6
-12
| -67% | -$585 | ﹤0.01% | 5048 |
|
|
2018
Q3 | $99K | Buy |
18
+16
| +800% | +$774 | ﹤0.01% | 4439 |
|
|
2018
Q2 | $7K | Sell |
2
-50
| -96% | -$1.94K | ﹤0.01% | 6536 |
|
|
2018
Q1 | $47K | Sell |
52
-6
| -10% | -$286 | ﹤0.01% | 2512 |
|
|
2017
Q4 | $67K | Buy |
58
+44
| +314% | +$2.26K | ﹤0.01% | 2154 |
|
|
2017
Q3 | $3K | Sell |
14
-5
| -26% | -$231 | ﹤0.01% | 4812 |
|
|
2017
Q2 | $13K | Sell |
19
-4
| -17% | -$157 | ﹤0.01% | 3741 |
|
|
2017
Q1 | $11K | Buy |
+23
| New | +$818 | ﹤0.01% | 3890 |
|
|
2016
Q4 | – | Sell |
-18
| Closed | -$5K | – | 6276 |
|
|
2016
Q3 | $5K | Buy |
+18
| New | +$432 | ﹤0.01% | 4288 |
|
|
2016
Q1 | – | Sell |
-10
| Closed | -$3K | – | 5985 |
|
|
2015
Q4 | $3K | Buy |
+10
| New | +$181 | ﹤0.01% | 4255 |
|
|
2015
Q2 | – | Sell |
-9
| Closed | -$1K | – | 5601 |
|
|
2015
Q1 | $1K | Buy |
+9
| New | +$142 | ﹤0.01% | 4522 |
|
Other funds holding MRCY
JPM
VPM
VCM
CCA
Simplex Trading's MRCY Position: Q1 2026 in Review
Simplex Trading opened a new position in Mercury Systems (MRCY) in Q1 2026: 1,294 shares worth $94.3K. The stake represents ﹤0.01% of the portfolio and ranks #5154 among its holdings. This is a return to the name: Simplex Trading previously reported a position in MRCY as recently as Q3 2025.
Simplex Trading first reported a position in MRCY in Q3 2015 and has held it in 31 quarters since. The position peaked at $669K in Q2 2019. 356 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.
- Simplex Trading held 1,294 shares of Mercury Systems worth $94.3K as of Q1 2026.
- Mercury Systems was a new Simplex Trading position in Q1 2026.
- Mercury Systems made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #5154 holding.
- Simplex Trading first reported a position in Mercury Systems in Q3 2015 and has held it in 31 quarters since.
- Simplex Trading's Mercury Systems position peaked at $669K in Q2 2019.
- 356 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.
Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.