T. Rowe Price Investment Management
MRCY icon

T. Rowe Price Investment Management’s Mercury Systems MRCY Stock Holding History

T. Rowe Price Investment Management’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 		$115M Buy
1,579,832
+36,981
+2% +$3.22M 0.08% 234
2025
Q4 		$113M Buy
1,542,851
+21,182
+1% +$1.58M 0.07% 236
2025
Q3 		$118M Buy
1,521,669
+552,854
+57% +$34.4M 0.07% 248
2025
Q2 		$52.2M Buy
+968,815
New +$47.2M 0.03% 388
2024
Q4 		– Sell
-805,653
Closed -$29.8M – 660
2024
Q3 		$29.8M Buy
+805,653
New +$28.4M 0.02% 479

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
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
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

T. Rowe Price Investment Management's MRCY Position: Q1 2026 in Review

T. Rowe Price Investment Management increased its Mercury Systems (MRCY) stake by 2.4% in Q1 2026, buying an estimated $3.22M and bringing the position to 1,579,832 shares worth $115M. The position accounts for 0.08% of the portfolio, ranked #234.

T. Rowe Price Investment Management first reported a position in MRCY in Q3 2024 and has held it in 5 quarters since. The position peaked at $118M in Q3 2025. 357 funds tracked by Wall St. Rank hold MRCY as of Q1 2026.

  • T. Rowe Price Investment Management held 1,579,832 shares of Mercury Systems worth $115M as of Q1 2026.
  • T. Rowe Price Investment Management bought 36,981 Mercury Systems shares in Q1 2026, an estimated $3.22M.
  • Mercury Systems made up 0.08% of T. Rowe Price Investment Management's portfolio in Q1 2026, its #234 holding.
  • T. Rowe Price Investment Management first reported a position in Mercury Systems in Q3 2024 and has held it in 5 quarters since.
  • T. Rowe Price Investment Management's Mercury Systems position peaked at $118M in Q3 2025.
  • 357 funds tracked by Wall St. Rank held Mercury Systems as of Q1 2026.

Based on T. Rowe Price Investment Management's 13F filing for Q1 2026, filed 15 May 2026.