Who has been buying Autec stock?

3 distinct insiders have filed 34 disclosed insider purchases in Autec (067170), most recently on 2026-06-18. 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 Autec have?

Autec has 34 buy-side and 0 sell-side disclosures on record, covering ₩1.9B ($1.3M) in total reported value, spanning 2024-03-13 to 2026-06-18.

Where does StockDrifts get Autec 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.

Autec 067170

Company

오텍Autec

Insiders

Buys

Total Value

₩1.9B ($1.3M)

Avg Return

-15.84%

Last Filing

2026-06-18

Autec (067170) has 34 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩1.9B ($1.3M) in reported transaction value. The earliest filing StockDrifts holds for Autec is dated 2024-03-13; the most recent is 2026-06-18. 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 -15.84%, 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
2026-08-18	BUY	Market Buy	강성희 Seonghee Kang	CEO	8.3K	-	-	-
2026-08-14	BUY	Market Buy	강성희 Seonghee Kang	CEO	17.0K	₩2,280	+0.0%	₩41M ($28K)
2026-08-12	BUY	Market Buy	강성희 Seonghee Kang	CEO	38.5K	₩2,400	-5.0%	₩89M ($62K)
2026-08-05	BUY	Market Buy	강성희 Seonghee Kang	CEO	3.0K	₩2,055	+0.0%	₩6M ($4K)
2026-08-05	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	48	₩2,055	+0.0%	₩91K ($63)
2026-08-04	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	21.9K	₩2,020	+0.0%	₩41M ($28K)
2026-08-03	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	24.6K	₩1,915	+5.5%	₩49M ($34K)
2026-08-03	BUY	BW인수	강신욱 Kang Shin-wook	vice president	102	₩1,915	+7.3%	₩195K ($136)
2026-07-31	BUY	BW인수	강신욱 Kang Shin-wook	vice president	25.0K	₩1,826	+12.5%	₩46M ($32K)
2026-07-30	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	10.0K	₩1,738	+5.1%	₩21M ($14K)
2026-07-28	BUY	BW인수	강신욱 Kang Shin-wook	vice president	15.0K	₩1,978	-7.7%	₩30M ($21K)
2026-07-24	BUY	BW인수	강신욱 Kang Shin-wook	vice president	11.1K	₩2,060	-11.4%	₩23M ($16K)
2026-07-23	BUY	BW인수	강신욱 Kang Shin-wook	vice president	21.0K	₩2,230	-18.1%	₩47M ($33K)
2026-07-22	BUY	BW인수	강신욱 Kang Shin-wook	vice president	7.0K	₩2,210	-17.4%	₩15M ($11K)
2026-06-18	BUY	BW인수	강성희 Seonghee Kang	CEO	38.0K	₩2,420	+26.4%	₩92M ($64K)
2026-06-18	BUY	BW인수	강신욱 Kang Shin-wook	vice president	21.0K	₩2,420	+26.4%	₩51M ($35K)
2026-06-10	BUY	BW인수	강신욱 Kang Shin-wook	vice president	13.0K	₩2,095	+10.3%	₩27M ($19K)
2026-06-10	BUY	BW인수	강성희 Seonghee Kang	CEO	100.0K	₩2,095	+10.3%	₩210M ($145K)
2026-06-08	BUY	BW인수	강성희 Seonghee Kang	CEO	40.0K	₩2,165	+35.3%	₩87M ($60K)
2026-06-08	BUY	BW인수	강신욱 Kang Shin-wook	vice president	25.0K	₩2,165	+35.3%	₩54M ($38K)
2026-06-01	BUY	BW인수	강신욱 Kang Shin-wook	vice president	9.0K	₩3,035	-3.5%	₩27M ($19K)
2026-06-01	BUY	BW인수	강성희 Seonghee Kang	CEO	17.0K	₩3,035	-3.5%	₩52M ($36K)
2026-05-29	BUY	BW인수	강성희 Seonghee Kang	CEO	20.0K	₩3,355	-12.7%	₩67M ($47K)
2026-05-22	BUY	BW인수	강신욱 Kang Shin-wook	vice president	12.0K	-	-	-
2026-05-22	BUY	BW인수	강성희 Seonghee Kang	CEO	20.0K	-	-	-
2026-05-21	BUY	BW인수	강신욱 Kang Shin-wook	vice president	29.2K	-	-	-
2026-05-21	BUY	BW인수	강성희 Seonghee Kang	CEO	53.0K	-	-	-
2026-05-20	BUY	BW인수	강성희 Seonghee Kang	CEO	1.9K	-	-	-
2026-05-20	BUY	BW인수	강신욱 Kang Shin-wook	vice president	1.0K	-	-	-
2026-05-19	BUY	BW인수	강신욱 Kang Shin-wook	vice president	15.0K	-	-	-
2026-05-19	BUY	BW인수	강성희 Seonghee Kang	CEO	24.0K	-	-	-
2026-05-18	BUY	BW인수	강신욱 Kang Shin-wook	vice president	3.0K	-	-	-
2026-05-18	BUY	BW인수	강성희 Seonghee Kang	CEO	4.0K	-	-	-
2026-05-15	BUY	BW인수	강신욱 Kang Shin-wook	vice president	13.9K	-	-	-
2026-05-15	BUY	BW인수	강성희 Seonghee Kang	CEO	16.0K	-	-	-
2026-04-27	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	18.0K	₩2,430	+13.0%	₩44M ($30K)
2026-04-27	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	7.0K	₩2,430	+22.6%	₩17M ($12K)
2026-04-24	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	61.0K	₩2,360	+16.3%	₩144M ($100K)
2026-04-21	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	2.0K	₩2,545	-7.3%	₩5M ($4K)
2026-04-21	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	17.3K	₩2,545	-7.3%	₩44M ($31K)
2026-04-20	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	40.5K	₩2,540	-7.1%	₩103M ($71K)
2026-04-20	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	83.0K	₩2,540	-7.1%	₩211M ($146K)
2026-04-17	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	38.5K	₩2,695	-12.4%	₩104M ($72K)
2026-04-17	BUY	차입	강신형 Shinhyeong Kang	Managing Director	260.0K	₩2,695	-12.4%	₩701M ($487K)
2026-04-17	BUY	차입	강신욱 Kang Shin-wook	vice president	450.0K	₩2,695	-12.4%	₩1.2B ($842K)
2026-04-17	SELL	대여	강성희 Seonghee Kang	CEO	-710.0K	₩2,695	+12.4%	₩1.9B ($1.3M)
2026-04-17	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	80.4K	₩2,695	-12.4%	₩217M ($150K)
2026-04-16	BUY	Market Buy	강신형 Shinhyeong Kang	Managing Director	3.0K	₩2,315	+1.9%	₩7M ($5K)
2026-04-16	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	40.0K	₩2,315	+1.9%	₩93M ($64K)
2026-04-14	BUY	Market Buy	강신욱 Kang Shin-wook	vice president	22.0K	₩2,285	+3.3%	₩50M ($35K)

Showing the 50 most recent of 77 filings.

Frequently asked questions

Who has been buying Autec stock?: 3 distinct insiders have filed 34 disclosed insider purchases in Autec (067170), most recently on 2026-06-18. 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 Autec have?: Autec has 34 buy-side and 0 sell-side disclosures on record, covering ₩1.9B ($1.3M) in total reported value, spanning 2024-03-13 to 2026-06-18.
Where does StockDrifts get Autec 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 Autec. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.