Susquehanna International Group
MRCY icon

Susquehanna International Group’s Mercury Systems MRCY Stock Holding History

Susquehanna International Group’s Portfolio MRCY Stock Details MRCY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.38M Sell
46,400
-4,600
-9% -$401K ﹤0.01% 5026
2025
Q4 		$3.72M Sell
51,000
-14,100
-22% -$1.05M ﹤0.01% 4515
2025
Q3 		$5.04M Buy
65,100
+35,500
+120% +$2.21M ﹤0.01% 4085
2025
Q2 		$1.59M Sell
29,600
-7,200
-20% -$351K ﹤0.01% 6284
2025
Q1 		$1.59M Buy
36,800
+5,700
+18% +$250K ﹤0.01% 6075
2024
Q4 		$1.31M Sell
31,100
-107,600
-78% -$4.1M ﹤0.01% 6312
2024
Q3 		$5.13M Buy
138,700
+35,700
+35% +$1.26M ﹤0.01% 3546
2024
Q2 		$2.78M Buy
103,000
+16,900
+20% +$493K ﹤0.01% 4455
2024
Q1 		$2.54M Sell
86,100
-13,400
-13% -$404K ﹤0.01% 4839
2023
Q4 		$3.64M Sell
99,500
-37,800
-28% -$1.36M ﹤0.01% 4262
2023
Q3 		$5.09M Buy
137,300
+35,800
+35% +$1.32M ﹤0.01% 3480
2023
Q2 		$3.51M Buy
101,500
+77,800
+328% +$3.32M ﹤0.01% 4110
2023
Q1 		$1.21M Buy
+23,700
New +$1.2M ﹤0.01% 6307
2022
Q4 		– Sell
-24,600
Closed -$999K – 13209
2022
Q3 		$999K Sell
24,600
-11,100
-31% -$582K ﹤0.01% 6635
2022
Q2 		$2.3M Buy
35,700
+15,400
+76% +$919K ﹤0.01% 4625
2022
Q1 		$1.31M Buy
20,300
+6,100
+43% +$362K ﹤0.01% 6466
2021
Q4 		$782K Buy
14,200
+7,600
+115% +$385K ﹤0.01% 7940
2021
Q3 		$313K Sell
6,600
-5,200
-44% -$289K ﹤0.01% 10509
2021
Q2 		$782K Buy
11,800
+8,800
+293% +$608K ﹤0.01% 8439
2021
Q1 		$212K Sell
3,000
-32,200
-91% -$2.33M ﹤0.01% 11323
2020
Q4 		$3.1M Buy
35,200
+14,900
+73% +$1.13M ﹤0.01% 4248
2020
Q3 		$1.57M Sell
20,300
-15,000
-42% -$1.14M ﹤0.01% 5085
2020
Q2 		$2.78M Buy
35,300
+17,700
+101% +$1.45M ﹤0.01% 3927
2020
Q1 		$1.26M Buy
17,600
+10,200
+138% +$773K ﹤0.01% 4855
2019
Q4 		$511K Sell
7,400
-8,600
-54% -$620K ﹤0.01% 6946
2019
Q3 		$1.3M Sell
16,000
-15,900
-50% -$1.26M ﹤0.01% 5133
2019
Q2 		$2.24M Buy
31,900
+17,000
+114% +$1.18M ﹤0.01% 3943
2019
Q1 		$955K Sell
14,900
-1,500
-9% -$86.5K ﹤0.01% 5130
2018
Q4 		$776K Sell
16,400
-1,900
-10% -$92.7K ﹤0.01% 5174
2018
Q3 		$1.01M Buy
+18,300
New +$886K ﹤0.01% 5181
2018
Q2 		– Sell
-39,300
Closed -$1.9M – 10091
2018
Q1 		$1.9M Buy
39,300
+11,400
+41% +$544K ﹤0.01% 4010
2017
Q4 		$1.43M Sell
27,900
-56,100
-67% -$2.88M ﹤0.01% 4542
2017
Q3 		$4.36M Buy
84,000
+61,200
+268% +$2.82M ﹤0.01% 2676
2017
Q2 		$960K Buy
22,800
+7,900
+53% +$310K ﹤0.01% 5347
2017
Q1 		$582K Sell
14,900
-400
-3% -$14.2K ﹤0.01% 6213
2016
Q4 		$462K Buy
15,300
+2,900
+23% +$82.4K ﹤0.01% 7166
2016
Q3 		$305K Sell
12,400
-1,100
-8% -$26.4K ﹤0.01% 6905
2016
Q2 		$336K Buy
13,500
+1,500
+13% +$32.3K ﹤0.01% 6774
2016
Q1 		$244K Sell
12,000
-3,000
-20% -$52.5K ﹤0.01% 7613
2015
Q4 		$275K Buy
+15,000
New +$272K ﹤0.01% 7852
2015
Q3 		– Sell
-19,000
Closed -$278K – 9952
2015
Q2 		$278K Buy
19,000
+4,800
+34% +$69.8K ﹤0.01% 8672
2015
Q1 		$221K Buy
+14,200
New +$224K ﹤0.01% 8487

Other funds holding MRCY

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JPM
JANA Partners Management New York $1.67B AUM 1.66% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Susquehanna International Group's MRCY Position: Q1 2026 in Review

Susquehanna International Group opened a new position in Mercury Systems (MRCY) in Q1 2026: 44,714 shares worth $3.26M. The stake represents ﹤0.01% of the portfolio and ranks #5106 among its holdings. This is a return to the name: Susquehanna International Group previously reported a position in MRCY as recently as Q3 2025.

Susquehanna International Group first reported a position in MRCY in Q2 2014 and has held it in 32 quarters since. The position peaked at $4.15M in Q2 2023. 357 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.

  • Susquehanna International Group held 44,714 shares of Mercury Systems worth $3.26M as of Q1 2026.
  • Mercury Systems was a new Susquehanna International Group position in Q1 2026.
  • Mercury Systems made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #5106 holding.
  • Susquehanna International Group first reported a position in Mercury Systems in Q2 2014 and has held it in 32 quarters since.
  • Susquehanna International Group's Mercury Systems position peaked at $4.15M in Q2 2023.
  • 357 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.