Who has been buying LOT Vacuum stock?

2 distinct insiders have filed 9 disclosed insider purchases in LOT Vacuum (083310), most recently on 2025-08-01. 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 LOT Vacuum have?

LOT Vacuum has 9 buy-side and 0 sell-side disclosures on record, covering ₩6M ($4K) in total reported value, spanning 2011-05-27 to 2025-08-01.

Where does StockDrifts get LOT Vacuum 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.

LOT Vacuum 083310

Company

엘오티베큠LOT Vacuum

Insiders

Buys

Total Value

₩6M ($4K)

Avg Return

+42.78%

Last Filing

2025-08-01

LOT Vacuum (083310) has 9 disclosed insider purchases and 0 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩6M ($4K) in reported transaction value. The earliest filing StockDrifts holds for LOT Vacuum is dated 2011-05-27; the most recent is 2025-08-01. 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 +42.78%, 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
2025-08-01	BUY	합병	조창완 Cho Chang-wan	Managing Director	484	₩10,150	+39.6%	₩5M ($3K)
2025-07-17	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	95	₩11,040	+28.4%	₩1M ($728)
2025-07-14	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	103	₩10,750	+31.8%	₩1M ($769)
2025-07-09	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	100	₩9,740	+45.5%	₩974K ($676)
2025-07-02	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	114	₩9,330	+51.9%	₩1M ($739)
2025-06-27	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	3	₩9,560	+48.2%	₩29K ($20)
2025-06-27	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	98	₩9,560	+48.2%	₩937K ($651)
2025-06-24	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	32	₩9,830	+44.1%	₩315K ($218)
2025-06-24	BUY	Market Buy	권오규 Kwon Oh-gyu	Managing Director	73	₩9,830	+44.1%	₩718K ($498)
2025-06-23	SELL	증여	장경수 Jang Kyung-soo	vice president	-484	₩9,390	-50.9%	₩5M ($3K)
2025-06-02	BUY	PROGRAM	이상윤 Lee Sang-yoon	Managing Director	484	₩8,850	+60.1%	₩4M ($3K)
2025-06-02	BUY	기타	심재업 Shim Jae-up	Managing Director	564	₩8,850	+60.1%	₩5M ($3K)
2025-06-02	BUY	기타	박종석 Park Jong-seok	Managing Director	484	₩8,850	+60.1%	₩4M ($3K)
2025-06-02	BUY	PROGRAM	이상길 Lee Sang-gil	vice president	484	₩8,850	+60.1%	₩4M ($3K)
2025-06-02	BUY	PROGRAM	이강욱 Lee Kang-wook	Managing Director	564	₩8,850	+60.1%	₩5M ($3K)
2025-06-02	BUY	PROGRAM	김진섭 Jinseop Kim	Managing Director	564	₩8,850	+60.1%	₩5M ($3K)
2025-06-02	BUY	PROGRAM	이근영 Lee Geun-young	Managing Director	564	₩8,850	+60.1%	₩5M ($3K)
2025-06-02	BUY	PROGRAM	박현기 Park Hyun-gi	Managing Director	556	₩8,850	+60.1%	₩5M ($3K)
2025-06-02	BUY	PROGRAM	김두헌 Dooheon Kim	Managing Director	556	₩8,850	+60.1%	₩5M ($3K)
2025-06-02	BUY	PROGRAM	장경수 Jang Kyung-soo	vice president	484	₩8,850	+60.1%	₩4M ($3K)
2025-06-02	BUY	PROGRAM	윤득수 Deuksu Yoon	Managing Director	484	₩8,850	+60.1%	₩4M ($3K)
2025-06-02	BUY	PROGRAM	권오규 Kwon Oh-gyu	Managing Director	404	₩8,850	+60.1%	₩4M ($2K)
2025-06-02	BUY	PROGRAM	이주범 Lee Joo-beom	vice president	484	₩8,850	+60.1%	₩4M ($3K)
2025-04-01	SELL	임원퇴임	박진홍 Jinhong Park	vice president	-5.5K	₩8,950	-58.3%	₩49M ($34K)
2024-03-29	SELL	특별관계해소	이규한 Gyuhan Lee	torture	-16.3K	₩23,100	+38.7%	₩376M ($261K)
2024-03-28	SELL	임원퇴임	김호식 Kim Ho-sik	vice president	-13.3K	₩22,700	+37.6%	₩302M ($210K)
2023-01-02	SELL	임원퇴임	조창완 Cho Chang-wan	Managing Director	-128	₩11,150	-27.1%	₩1M ($991)
2021-08-31	SELL	임원퇴임	이상길 Lee Sang-gil	vice president	-3.2K	₩15,400	+8.0%	₩49M ($34K)
2020-03-24	BUY	PROGRAM	김진섭 Jinseop Kim	Managing Director	33	₩7,520	+88.4%	₩248K ($172)
2018-04-24	BUY	PROGRAM	이상윤 Lee Sang-yoon	Managing Director	1	₩13,451	+5.3%	₩13K ($9)
2014-04-21	BUY	PROGRAM	이상윤 Lee Sang-yoon	Managing Director	1	₩4,980	+184.5%	₩5K ($3)
2012-04-19	BUY	PROGRAM	이상윤 Lee Sang-yoon	Managing Director	1	-	-	-
2011-05-27	BUY	PROGRAM	이상윤 Lee Sang-yoon	Managing Director	10	-	-	-

Frequently asked questions

Who has been buying LOT Vacuum stock?: 2 distinct insiders have filed 9 disclosed insider purchases in LOT Vacuum (083310), most recently on 2025-08-01. 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 LOT Vacuum have?: LOT Vacuum has 9 buy-side and 0 sell-side disclosures on record, covering ₩6M ($4K) in total reported value, spanning 2011-05-27 to 2025-08-01.
Where does StockDrifts get LOT Vacuum 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 LOT Vacuum. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.