Citadel Advisors’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 | $3.62M | Buy |
49,600
+4,600
| +10% | +$401K | ﹤0.01% | 4905 |
|
|
2025
Q4 | $3.29M | Buy |
45,000
+18,100
| +67% | +$1.35M | ﹤0.01% | 4998 |
|
|
2025
Q3 | $2.08M | Sell |
26,900
-16,100
| -37% | -$1M | ﹤0.01% | 5995 |
|
|
2025
Q2 | $2.32M | Hold |
43,000
| – | – | ﹤0.01% | 5437 |
|
|
2025
Q1 | $1.85M | Sell |
43,000
-2,700
| -6% | -$118K | ﹤0.01% | 5674 |
|
|
2024
Q4 | $1.92M | Sell |
45,700
-6,700
| -13% | -$256K | ﹤0.01% | 5719 |
|
|
2024
Q3 | $1.94M | Buy |
52,400
+23,500
| +81% | +$827K | ﹤0.01% | 5600 |
|
|
2024
Q2 | $780K | Sell |
28,900
-40,800
| -59% | -$1.19M | ﹤0.01% | 7102 |
|
|
2024
Q1 | $2.06M | Buy |
69,700
+5,800
| +9% | +$175K | ﹤0.01% | 5466 |
|
|
2023
Q4 | $2.34M | Buy |
63,900
+31,500
| +97% | +$1.14M | ﹤0.01% | 5095 |
|
|
2023
Q3 | $1.2M | Buy |
32,400
+13,100
| +68% | +$483K | ﹤0.01% | 6195 |
|
|
2023
Q2 | $668K | Buy |
19,300
+2,700
| +16% | +$115K | ﹤0.01% | 7290 |
|
|
2023
Q1 | $849K | Sell |
16,600
-15,800
| -49% | -$798K | ﹤0.01% | 7150 |
|
|
2022
Q4 | $1.45M | Buy |
32,400
+17,800
| +122% | +$842K | ﹤0.01% | 6102 |
|
|
2022
Q3 | $593K | Sell |
14,600
-4,000
| -22% | -$210K | ﹤0.01% | 8088 |
|
|
2022
Q2 | $1.2M | Buy |
18,600
+8,200
| +79% | +$489K | ﹤0.01% | 6612 |
|
|
2022
Q1 | $670K | Sell |
10,400
-3,600
| -26% | -$214K | ﹤0.01% | 8672 |
|
|
2021
Q4 | $771K | Sell |
14,000
-3,300
| -19% | -$167K | ﹤0.01% | 8578 |
|
|
2021
Q3 | $820K | Sell |
17,300
-3,000
| -15% | -$167K | ﹤0.01% | 8635 |
|
|
2021
Q2 | $1.34M | Sell |
20,300
-1,300
| -6% | -$89.8K | ﹤0.01% | 7573 |
|
|
2021
Q1 | $1.53M | Sell |
21,600
-7,400
| -26% | -$535K | ﹤0.01% | 7051 |
|
|
2020
Q4 | $2.55M | Buy |
29,000
+11,300
| +64% | +$859K | ﹤0.01% | 4849 |
|
|
2020
Q3 | $1.37M | Buy |
17,700
+3,300
| +23% | +$250K | ﹤0.01% | 5435 |
|
|
2020
Q2 | $1.13M | Sell |
14,400
-3,200
| -18% | -$262K | ﹤0.01% | 5607 |
|
|
2020
Q1 | $1.26M | Sell |
17,600
-3,200
| -15% | -$242K | ﹤0.01% | 4926 |
|
|
2019
Q4 | $1.44M | Sell |
20,800
-10,000
| -32% | -$720K | ﹤0.01% | 4949 |
|
|
2019
Q3 | $2.5M | Buy |
30,800
+7,300
| +31% | +$577K | ﹤0.01% | 4129 |
|
|
2019
Q2 | $1.65M | Buy |
23,500
+13,600
| +137% | +$944K | ﹤0.01% | 4845 |
|
|
2019
Q1 | $634K | Sell |
9,900
-700
| -7% | -$40.4K | ﹤0.01% | 6385 |
|
|
2018
Q4 | $501K | Sell |
10,600
-7,500
| -41% | -$366K | ﹤0.01% | 6387 |
|
|
2018
Q3 | $1M | Buy |
18,100
+9,700
| +115% | +$469K | ﹤0.01% | 5544 |
|
|
2018
Q2 | $320K | Buy |
+8,400
| New | +$325K | ﹤0.01% | 7104 |
|
Other funds holding MRCY
JPM
VPM
VCM
CCA
Citadel Advisors's MRCY Position: Q1 2026 in Review
Citadel Advisors increased its Mercury Systems (MRCY) stake by 181% in Q1 2026, buying an estimated $16.4M and bringing the position to 292,866 shares worth $21.4M. The position accounts for ﹤0.01% of the portfolio, ranked #2258.
Citadel Advisors first reported a position in MRCY in Q3 2014 and has held it in 40 quarters since. 357 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.
- Citadel Advisors held 292,866 shares of Mercury Systems worth $21.4M as of Q1 2026.
- Citadel Advisors bought 188,490 Mercury Systems shares in Q1 2026, an estimated $16.4M.
- Mercury Systems made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2258 holding.
- Citadel Advisors first reported a position in Mercury Systems in Q3 2014 and has held it in 40 quarters since.
- 357 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.