Vanguard Personalized Indexing Management
MRCY icon

Vanguard Personalized Indexing Management’s Mercury Systems MRCY Stock Holding History

Vanguard Personalized Indexing 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
Q2 		$962K Buy
7,866
+708
+10% +$67.5K 0.01% 1017
2026
Q1 		$522K Buy
7,158
+1,315
+23% +$115K 0.01% 1284
2025
Q4 		$427K Buy
5,843
+1,872
+47% +$139K ﹤0.01% 1321
2025
Q3 		$307K Buy
+3,971
New +$247K ﹤0.01% 1495
2023
Q2 		– Sell
-4,385
Closed -$224K – 1508
2023
Q1 		$224K Buy
+4,385
New +$222K 0.01% 1272

Other funds holding MRCY

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
JPM
JANA Partners Management New York $1.9B AUM 18.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return

Vanguard Personalized Indexing Management's MRCY Position: Q2 2026 in Review

Vanguard Personalized Indexing Management increased its Mercury Systems (MRCY) stake by 9.9% in Q2 2026, buying an estimated $67.5K and bringing the position to 7,866 shares worth $962K. The position accounts for 0.01% of the portfolio, ranked #1017.

Vanguard Personalized Indexing Management first reported a position in MRCY in Q1 2023 and has held it in 5 quarters since. 392 funds tracked by Wall St. Rank hold MRCY as of Q2 2026.

  • Vanguard Personalized Indexing Management held 7,866 shares of Mercury Systems worth $962K as of Q2 2026.
  • Vanguard Personalized Indexing Management bought 708 Mercury Systems shares in Q2 2026, an estimated $67.5K.
  • Mercury Systems made up 0.01% of Vanguard Personalized Indexing Management's portfolio in Q2 2026, its #1017 holding.
  • Vanguard Personalized Indexing Management first reported a position in Mercury Systems in Q1 2023 and has held it in 5 quarters since.
  • 392 funds tracked by Wall St. Rank held Mercury Systems as of Q2 2026.

Based on Vanguard Personalized Indexing Management's 13F filing for Q2 2026, filed 11 Aug 2026.