Who Owns UMC?
United Microelectronics Corporation — Institutional Ownership & 13F Holdings
$12.21
+0.21 (+1.79%)
Market Cap
$24.3B
Shares Outstanding
2,494,357,911
Institutional Holders
228
Total Inst. Value
$970.9M
% of Float Held
—
QoQ Holder Change
+41
Institutional data as of Q1 2025
New Positions
38
Closed Positions
49
Increased
98
Decreased
61
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | BlackRock, Inc. | $163.0M | 22,797,255 |
| 2 | MORGAN STANLEY | $128.7M | 18,001,694 |
| 3 | VANGUARD GROUP INC | $112.3M | 15,712,184 |
| 4 | UBS Group AG | $110.4M | 15,446,332 |
| 5 | BANK OF AMERICA CORP /DE/ | $57.0M | 7,979,139 |
| 6 | CITIGROUP INC | $43.1M | 6,030,617 |
| 7 | GOLDMAN SACHS GROUP INC | $40.4M | 5,655,721 |
| 8 | Rafferty Asset Management, LLC | $39.9M | 5,576,578 |
| 9 | JONES FINANCIAL COMPANIES LLLP | $32.3M | 62,656 |
| 10 | STATE STREET CORP | $28.4M | 3,966,711 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| MORGAN STANLEY | +10.3M | $128.7M |
| UBS Group AG | +5.9M | $110.4M |
| BANK OF AMERICA CORP /DE/ | +3.0M | $57.0M |
| CITIGROUP INC | +196K | $43.1M |
| GOLDMAN SACHS GROUP INC | +538K | $40.4M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| MILLENNIUM MANAGEMENT LLC | -6.4M | $56K |
| MARSHALL WACE, LLP | -2.7M | $99K |
| TWO SIGMA INVESTMENTS, LP | -2.0M | $9K |
| ACADIAN ASSET MANAGEMENT LLC | -1.3M | $1.2M |
| Aquatic Capital Management LLC | -851K | $36 |
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Frequently Asked Questions
How many institutional investors hold UMC?
As of Q1 2025, 228 institutional investors report holding UMC (United Microelectronics Corporation) in their 13F filings.
Which hedge fund owns the most UMC?
The largest institutional holder of UMC is BlackRock, Inc. with $163.0M in shares.
Are institutions buying or selling UMC?
This quarter, 38 institutions opened new positions in UMC and 49 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.