Who has been buying TEMCCNS stock?

1 distinct insiders have filed 31 disclosed insider purchases in TEMCCNS (241790), most recently on 2026-06-25. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.

How many insider filings does TEMCCNS have?

TEMCCNS has 31 buy-side and 0 sell-side disclosures on record, covering ₩309M ($215K) in total reported value, spanning 2023-12-13 to 2026-06-25.

Where does StockDrifts get TEMCCNS insider data?

From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.

Do insider buys in Korean stocks predict returns?

Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean DART filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

TEMCCNS 241790

Company

티이엠씨씨엔에스TEMCCNS

Insiders

Buys

Total Value

₩309M ($215K)

Avg Return

-22.92%

Last Filing

2026-06-25

TEMCCNS (241790) has 31 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩309M ($215K) in reported transaction value. The earliest filing StockDrifts holds for TEMCCNS is dated 2023-12-13; the most recent is 2026-06-25. All of it is parsed from DART D001/D002 insider disclosures, the official disclosure system operated by the Financial Supervisory Service (Korea). Across these filings the average return since disclosure is -22.92%, measured from each filing date to the latest available close.

Price & insider activity (12 months)

Recent insider trades

Date	Type	Source	Insider	Position	Shares	Price at filing	Return	Value
2026-06-25	BUY	Market Buy	유원양 Yuwonyang	Internal director	9.0K	₩5,000	+2.8%	₩45M ($31K)
2026-06-24	BUY	Market Buy	유원양 Yuwonyang	Internal director	4.0K	₩5,180	-0.8%	₩21M ($14K)
2026-06-10	BUY	Market Buy	유원양 Yuwonyang	Internal director	1.2K	₩5,580	+5.6%	₩7M ($5K)
2026-06-09	BUY	Market Buy	유원양 Yuwonyang	Internal director	827	₩5,740	+2.6%	₩5M ($3K)
2026-06-04	BUY	Market Buy	유원양 Yuwonyang	Internal director	3.0K	₩6,110	-4.3%	₩18M ($13K)
2026-06-02	BUY	Market Buy	유원양 Yuwonyang	Internal director	4.1K	₩6,040	-3.1%	₩24M ($17K)
2026-06-01	BUY	Market Buy	유원양 Yuwonyang	Internal director	5.7K	₩6,200	-5.7%	₩35M ($25K)
2025-04-02	BUY	Market Buy	유원양 Yuwonyang	Internal director	23	-	-	-
2024-08-07	BUY	Market Buy	유원양 Yuwonyang	Internal director	2.0K	₩7,440	+3.1%	₩15M ($10K)
2024-07-18	BUY	Market Buy	유원양 Yuwonyang	Internal director	1.0K	₩9,040	-15.2%	₩9M ($7K)
2024-07-09	BUY	Market Buy	유원양 Yuwonyang	Internal director	1.0K	₩10,080	-23.9%	₩10M ($7K)
2024-07-02	BUY	Market Buy	유원양 Yuwonyang	Internal director	1.0K	₩9,960	-23.0%	₩10M ($7K)
2024-06-27	BUY	Market Buy	유원양 Yuwonyang	Internal director	674	₩10,260	-25.2%	₩7M ($5K)
2024-06-26	BUY	Market Buy	유원양 Yuwonyang	Internal director	324	₩10,290	-25.5%	₩3M ($2K)
2024-06-25	BUY	Market Buy	유원양 Yuwonyang	Internal director	3.0K	₩10,080	-23.9%	₩30M ($21K)
2024-06-21	BUY	Market Buy	유원양 Yuwonyang	Internal director	1.0K	₩10,320	-25.7%	₩10M ($7K)
2024-06-03	BUY	Market Buy	유원양 Yuwonyang	Internal director	1.5K	₩10,830	-29.2%	₩16M ($11K)
2024-05-24	BUY	Market Buy	유원양 Yuwonyang	Internal director	417	₩10,800	-29.0%	₩5M ($3K)
2024-05-22	BUY	Market Buy	유원양 Yuwonyang	Internal director	589	₩11,330	-32.3%	₩7M ($5K)
2024-05-16	BUY	Market Buy	유원양 Yuwonyang	Internal director	2.0K	₩11,660	-34.2%	₩24M ($17K)
2024-02-14	BUY	Market Buy	유원양 Yuwonyang	Internal director	120	₩12,010	-36.1%	₩1M ($1K)
2024-02-08	BUY	Market Buy	유원양 Yuwonyang	Internal director	200	₩11,690	-34.4%	₩2M ($2K)
2024-02-05	BUY	Market Buy	유원양 Yuwonyang	Internal director	80	₩11,670	-34.3%	₩934K ($648)
2024-02-01	BUY	Market Buy	유원양 Yuwonyang	Internal director	100	₩11,600	-33.9%	₩1M ($806)
2024-01-19	BUY	Market Buy	유원양 Yuwonyang	Internal director	45	₩12,030	-36.2%	₩541K ($376)
2024-01-16	BUY	Market Buy	유원양 Yuwonyang	Internal director	1	₩12,130	-36.8%	₩12K ($8)
2024-01-15	BUY	Market Buy	유원양 Yuwonyang	Internal director	1	₩12,290	-37.6%	₩12K ($9)
2024-01-12	BUY	Market Buy	유원양 Yuwonyang	Internal director	1	₩12,330	-37.8%	₩12K ($9)
2024-01-11	BUY	Market Buy	유원양 Yuwonyang	Internal director	1	₩12,350	-37.9%	₩12K ($9)
2024-01-10	BUY	Market Buy	유원양 Yuwonyang	Internal director	1	₩12,340	-37.8%	₩12K ($9)
2023-12-13	BUY	Market Buy	유원양 Yuwonyang	Internal director	127	₩12,370	-38.0%	₩2M ($1K)

Frequently asked questions

Who has been buying TEMCCNS stock?: 1 distinct insiders have filed 31 disclosed insider purchases in TEMCCNS (241790), most recently on 2026-06-25. Each filer, their role, the number of shares and the price at filing are listed in the table on this page.
How many insider filings does TEMCCNS have?: TEMCCNS has 31 buy-side and 0 sell-side disclosures on record, covering ₩309M ($215K) in total reported value, spanning 2023-12-13 to 2026-06-25.
Where does StockDrifts get TEMCCNS insider data?: From DART D001/D002 insider disclosures — the official filing system run by the Financial Supervisory Service (Korea). StockDrifts parses each disclosure and matches it to daily price history; the original filings remain available directly from DART.
Do insider buys in Korean stocks predict returns?: Not uniformly. StockDrifts analysed 170,720 share-count changes across 56,930 Korean DART filings using cross-sectional alpha at fixed forward horizons, and found returns concentrated in particular signal tiers rather than in insider buying generally.

Source filings

Every trade listed above is disclosed in DART D001/D002 insider disclosures, filed with the Financial Supervisory Service (Korea). View the original DART filings for TEMCCNS. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.