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Mariner, LLC

Position in UMC — United Microelectronics Corp

CIK 1373442 Overland Park, KS

Position in UMC

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$4,632,856
+$2,923,227 QoQ
Shares Held
170,263
-10.6% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#73
of 363 holders
Holding Since
Mar 2022
17 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in UMC Over Time

Shares Held

Position Value (USD)

Position in Semiconductors

Technology · as of Jun 30, 2026

Mariner, LLC holds $9,143,112,318 across 37 Semiconductors names. UMC ranks #22 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in UMC

Export CSV
17 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,632,856 170,263
2026-03-31 $1,709,629 190,382
2025-12-31 $1,360,534 173,096
2025-09-30 $1,090,799 143,905
2025-06-30 $1,428,193 186,692
2025-03-31 $725,996 101,538
2024-12-31 $562,345 86,648
2024-09-30 $1,041,982 123,751
2024-06-30 $992,604 113,311
2024-03-31 $1,027,550 127,015
2023-12-31 $1,013,693 119,822
2023-09-30 $776,401 109,972
2023-06-30 $795,217 100,788
2023-03-31 $718,809 82,056
2022-12-31 $577,512 88,440
2022-09-30 $556,270 99,869
2022-03-31 $246,112 26,986