Does Greenleaf Trust own UMC stock?

Yes. As of its Q3 2026 13F, Greenleaf Trust holds 141,174 shares of UMC (United Microelectronics), worth $3.5M.

How many shares of UMC does Greenleaf Trust own?

As of its Q3 2026 13F, Greenleaf Trust holds 141,174 shares of UMC (United Microelectronics).

As of its Q3 2026 13F, Greenleaf Trust's UMC position is worth $3.5M.

In Q3 2026, Greenleaf Trust reduced its UMC position by 2,974 shares (-2.1%).

Greenleaf Trust already held UMC in its Q1 2019 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

31 quarters

Position history for Greenleaf Trust's holdings in United Microelectronics Corporation

Current Value

$3.5M

Current Shares

141,174

Total Value Change

+$3.3M

Total Shares Change

+72,393

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q3 Latest	Decreased	141,174	-2.1%	$3.5M	0.0%	$24.49	0
2026-Q2	Increased	144,148	+0.8%	$3.9M	0.0%	$26.74	27
2026-Q1	Decreased	142,996	-5.9%	$1.3M	0.0%	$8.82	0
2025-Q4	Increased	152,034	+1.2%	$1.2M	0.0%	$7.72	25
2025-Q3	Decreased	150,293	-0.3%	$1.1M	0.0%	$7.45	0
2025-Q2	Increased	150,786	+0.7%	$1.2M	0.0%	$7.52	25
2025-Q1	Increased	149,729	+0.4%	$1.1M	0.0%	$6.61	25
2024-Q4	Decreased	149,099	-0.3%	$967,653	0.0%	$6.00	0
2024-Q3	Increased	149,592	+0.1%	$1.3M	0.0%	$7.78	25
2024-Q2	Unchanged	149,509	0.0%	$1.3M	0.0%	$7.67	0
2024-Q1	Decreased	149,509	-22.5%	$1.2M	0.0%	$7.08	0
2023-Q4	Decreased	192,976	-0.1%	$1.6M	0.0%	$7.41	0
2023-Q3	Unchanged	193,213	0.0%	$1.4M	0.0%	$6.18	0
2023-Q2	Unchanged	193,213	0.0%	$1.5M	0.0%	$6.91	0
2023-Q1	Unchanged	193,213	0.0%	$1.7M	0.0%	$7.14	0
2022-Q4	Decreased	193,213	-0.5%	$1.3M	0.0%	$5.32	0
2022-Q3	Increased	194,251	+0.5%	$1.1M	0.0%	$4.54	25
2022-Q2	Decreased	193,387	-8.9%	$1.3M	0.0%	$5.52	0
2022-Q1	Decreased	212,358	-19.6%	$1.9M	0.0%	$6.95	0
2021-Q4	Increased	264,048	+35.5%	$3.1M	0.0%	$8.92	34
2021-Q3	Decreased	194,924	-3.6%	$2.2M	0.0%	$8.71	0
2021-Q2	Decreased	202,191	-0.0%	$1.9M	0.0%	$6.98	0
2021-Q1	Unchanged	202,219	0.0%	$1.8M	0.0%	$6.73	0
2020-Q4	Decreased	202,219	-0.3%	$1.7M	0.0%	$6.23	0
2020-Q3	Increased	202,843	+1.5%	$972,000	0.0%	$3.54	25
2020-Q2	Increased	199,891	+74.3%	$528,000	0.0%	$1.86	36
2020-Q1	Increased	114,688	+1.6%	$249,000	0.0%	$1.53	23
2019-Q4	Increased	112,913	+3.1%	$303,000	0.0%	$1.88	24
2019-Q3	Increased	109,471	+25.3%	$229,000	0.0%	$1.47	28
2019-Q2	Increased	87,392	+27.1%	$193,000	0.0%	$1.49	28
2019-Q1	First report	68,781	-	$129,000	0.0%	$1.27	0