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SEI INVESTMENTS CO

Position in MRCY — Mercury Systems Inc

CIK 350894 OAKS, PA

Position in MRCY

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$32,015,228
+$4,966,202 QoQ
Shares Held
261,712
-29.5% QoQ
Ownership
0.435%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#49
of 391 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MRCY Over Time

Shares Held

Position Value (USD)

Position in Aerospace & Defense

Industrials · as of Jun 30, 2026

SEI INVESTMENTS CO holds $3,180,158,535 across 60 Aerospace & Defense names. MRCY ranks #21 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MRCY

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $32,015,228 261,712
2026-03-31 $27,049,026 370,992
2025-12-31 $27,623,844 378,357
2025-09-30 $24,114,820 311,561
2025-06-30 $10,265,661 190,599
2025-03-31 $7,357,875 170,756
2024-12-31 $6,055,812 144,186
2024-09-30 $4,850,071 131,083
2024-06-30 $7,539,035 279,327
2024-03-31 $6,400,201 216,956
2023-12-31 $6,247,033 170,824
2023-09-30 $6,060,394 163,397
2023-06-30 $4,870,201 140,798
2023-03-31 $8,457,548 165,445
2022-12-31 $5,911,361 132,127
2022-09-30 $5,457,370 134,418
2022-06-30 $9,471,755 147,237
2022-03-31 $8,321,461 129,115
2021-12-31 $6,426,933 116,726
2021-09-30 $5,604,568 118,190
2021-06-30 $8,147,270 122,922
2021-03-31 $6,999,436 99,072
2020-12-31 $8,470,138 96,186
2020-09-30 $9,642,607 124,485
2020-06-30 $11,305,486 143,726
2020-03-31 $9,002,251 126,188