Who has been buying POSCO Future M stock?

23 distinct insiders have filed 51 disclosed insider purchases in POSCO Future M (003670), most recently on 2026-07-10. 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 POSCO Future M have?

POSCO Future M has 51 buy-side and 1 sell-side disclosures on record, covering ₩960M ($666K) in total reported value, spanning 2024-03-25 to 2026-07-10.

Where does StockDrifts get POSCO Future M 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.

POSCO Future M 003670

Company

포스코퓨처엠POSCO Future M

Insiders

Buys

Total Value

₩960M ($666K)

Avg Return

+50.48%

Last Filing

2026-07-10

POSCO Future M (003670) has 51 disclosed insider purchases and 1 disclosed disposals on record, filed by 23 distinct insiders. Together those filings cover ₩960M ($666K) in reported transaction value. The earliest filing StockDrifts holds for POSCO Future M is dated 2024-03-25; the most recent is 2026-07-10. 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 +50.48%, 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
2026-08-13	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩165,900	+2.8%	₩320K ($222)
2026-08-13	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩165,900	+2.8%	₩327K ($227)
2026-08-11	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩156,900	+8.7%	₩604K ($419)
2026-08-10	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩165,500	+3.0%	₩584K ($406)
2026-08-05	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩146,200	+16.6%	₩540K ($375)
2026-08-04	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩142,800	+19.4%	₩535K ($372)
2026-08-04	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩142,800	+19.4%	₩548K ($381)
2026-07-31	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩137,700	+23.8%	₩484K ($336)
2026-07-30	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	4	₩130,200	+30.9%	₩536K ($372)
2026-07-29	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩122,100	+39.6%	₩286K ($199)
2026-07-28	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩132,900	+28.3%	₩286K ($199)
2026-07-28	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩132,900	+28.3%	₩290K ($201)
2026-07-23	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩152,200	+12.0%	₩267K ($185)
2026-07-22	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩141,100	+20.8%	₩282K ($196)
2026-07-21	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩138,600	+23.0%	₩294K ($204)
2026-07-16	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩147,600	+15.5%	₩291K ($202)
2026-07-15	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩153,200	+11.3%	₩300K ($208)
2026-07-14	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩144,300	+18.2%	₩306K ($212)
2026-07-13	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩150,700	+13.1%	₩289K ($201)
2026-07-10	BUY	Market Buy	조은구 Jo Eun-gu	implementation	6	₩151,800	-2.8%	₩897K ($623)
2026-07-10	BUY	Market Buy	조은구 Jo Eun-gu	implementation	60	₩151,800	-2.8%	₩9M ($6K)
2026-07-10	BUY	Market Buy	조은구 Jo Eun-gu	implementation	135	₩151,800	-2.8%	₩20M ($14K)
2026-07-10	BUY	Market Buy	조은구 Jo Eun-gu	implementation	1	₩151,800	-2.8%	₩149K ($104)
2026-07-10	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩151,800	+12.3%	₩302K ($210)
2026-07-10	BUY	Market Buy	조은구 Jo Eun-gu	implementation	50	₩151,800	-2.8%	₩7M ($5K)
2026-07-09	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩146,000	+16.8%	₩307K ($213)
2026-07-08	BUY	Market Buy	김대인 Daein Kim	implementation	1	₩144,700	+0.9%	₩145K ($100)
2026-07-08	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩144,700	+17.8%	₩318K ($221)
2026-07-07	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩158,200	+7.8%	₩327K ($227)
2026-07-07	BUY	Market Buy	곽재혁 Kwak Jae-hyuk	implementation	1	₩158,200	-7.7%	₩158K ($110)
2026-07-07	BUY	Market Buy	김대인 Daein Kim	implementation	1	₩158,200	-7.7%	₩158K ($110)
2026-07-06	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩159,500	+6.9%	₩329K ($228)
2026-07-03	BUY	Market Buy	이정일 Lee Jeong-il	Team leader	1	₩162,200	-10.0%	₩162K ($113)
2026-07-03	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩162,200	+5.1%	₩337K ($234)
2026-07-02	BUY	Market Buy	이정일 Lee Jeong-il	Team leader	1	₩163,600	-10.8%	₩164K ($114)
2026-07-02	BUY	Market Buy	이정일 Lee Jeong-il	Team leader	1	₩163,600	-10.8%	₩164K ($114)
2026-07-02	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩163,600	+4.2%	₩352K ($245)
2026-06-30	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩175,600	-2.9%	₩315K ($219)
2026-06-29	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩187,600	-9.1%	₩354K ($246)
2026-06-26	BUY	Market Buy	노호섭 Noh Ho-seop	general manager	2	₩160,600	+6.2%	₩355K ($246)
2026-06-25	BUY	Market Buy	선주현 Seon Joo-hyeon	implementation	79	-	-	-
2026-06-25	BUY	Market Buy	선주현 Seon Joo-hyeon	implementation	100	-	-	-
2026-06-16	BUY	Market Buy	김성진 Seongjin Kim	general manager	100	-	-	-
2026-03-03	BUY	Market Buy	윤태화 Taehwa Yoon	Outside Director	50	₩226,500	-7.7%	₩11M ($8K)
2026-03-03	SELL	Market Sell	윤태화 Taehwa Yoon	Outside Director	-50	₩226,500	+7.7%	₩11M ($8K)
2025-12-16	BUY	신규선임	김무철 Kim Moo-cheol	implementation	3.4K	₩210,000	-0.5%	₩709M ($493K)
2025-12-16	BUY	신규선임	최욱 Choi Wook	implementation	47	₩210,000	-0.5%	₩10M ($7K)
2025-07-30	SELL	기타	김인곤 Kim In-gon	general manager	-103	₩147,600	-41.6%	₩15M ($11K)
2025-07-30	BUY	PROGRAM	엄기천 Eom Ki-cheon	president	156	₩147,600	+41.6%	₩23M ($16K)
2025-07-30	BUY	PROGRAM	홍영준 Youngjun Hong	Deputy CEO	85	₩147,600	+41.6%	₩13M ($9K)

Showing the 50 most recent of 141 filings.

Frequently asked questions

Who has been buying POSCO Future M stock?: 23 distinct insiders have filed 51 disclosed insider purchases in POSCO Future M (003670), most recently on 2026-07-10. 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 POSCO Future M have?: POSCO Future M has 51 buy-side and 1 sell-side disclosures on record, covering ₩960M ($666K) in total reported value, spanning 2024-03-25 to 2026-07-10.
Where does StockDrifts get POSCO Future M 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 POSCO Future M. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.