Stock Trading Canary

Built: 2026-10-19T16:02:49+00:00 · 中文

← South Korea

SOUTH KOREA · OPENDART

DENTIS CO.,LTD

덴티스 · 261200 · KOSDAQ · Healthcare · Medical Instruments & Supplies

Score

44.6

Rank 526 of 745 · KR-v1 · as of 2026-10-18

Buyers 35%20
Size 25%43
Role 20%65
Recency 10%38
Conviction 10%100

Insider timeline

One insider bought, 14 times, the latest (21 Aug). The share closed at 2,480.00 that day and at 2,450.00 most recently (−1.2%).

SIM GI-BONGSIM GI-BONGChief Executive OfficerCEO / chair2026-07-20 · SIM GI-BONG · purchase · 7,706,000 KRW2026-07-21 · SIM GI-BONG · purchase · 23,623,140 KRW2026-07-22 · SIM GI-BONG · purchase · 4,534,275 KRW2026-07-23 · SIM GI-BONG · purchase · 5,949,530 KRW2026-07-27 · SIM GI-BONG · purchase · 921,764 KRW2026-07-28 · SIM GI-BONG · purchase · 3,433,834 KRW2026-07-29 · SIM GI-BONG · purchase · 8,321,175 KRW2026-07-30 · SIM GI-BONG · purchase · 13,023,565 KRW2026-07-31 · SIM GI-BONG · purchase · 12,327,815 KRW2026-08-03 · SIM GI-BONG · purchase · 1,125,500 KRW2026-08-04 · SIM GI-BONG · purchase · 1,248,340 KRW2026-08-18 · SIM GI-BONG · purchase · 204,000 KRW2026-08-19 · SIM GI-BONG · purchase · 2,375,075 KRW2026-08-21 · SIM GI-BONG · purchase · 7,883,130 KRWMayJunJulAugSepOct

Tap an item for what it means.

●A purchase: the bigger the dot, the more was bought

Each dot is one insider's purchases on one day. The dot's area follows the amount: the largest purchase here gets the largest dot. Hold the pointer over a dot to see the date and the amount.

Blue line: this share's price, −39.1% over these six months

The closing price of each day, from 4,020.00 on 2026-04-21 to 2,450.00 on 2026-10-16. The line has no scale; read it for high and low: a dot on a low stretch was bought cheaply, a dot on a high stretch was not.

Dashed line: the typical stock on the same exchange, −31.9%

Taken from the 1525 other stocks on the same exchange that this site holds prices for. Each is measured from the first day of the window, and every day the middle one is drawn. It starts where the blue line starts, so the gap between the two is the difference: this share −39.1%, the typical one −31.9%, 7.2 points behind. It is not an index and not a comparison within one industry.

This company: insiders buying per month, last 12 months

Nov
Dec
1Jan
Feb
Mar
Apr
May
Jun
1Jul
1Aug
Sep
Oct

Darker bars are inside the 180-day window above.

Who traded

InsiderRolePurchasesSalesBoughtFirst purchaseShare price since
SIM GI-BONGCEO / chair14—92.7M KRW2026-07-20−1.2%

Insiders' buying price vs the latest close

Insiders paid 2,854.89 KRW a share on average (147 purchase lines, 2 buyers, 2026-01-12 – 2026-08-21). The close on 2026-10-16 was 14.2% below that price.

The latest purchase (2026-08-21) was at 2,407.80 KRW; the close was 1.8% above that price.

Prices paid are weighted by shares and taken from the filings; dividends are not counted. Not scored.

Insider trades on the exchange

Purchases and sales on the exchange in the last 12 months. The filing gives the settlement date; the trade date is two trading days earlier.

Trade dateInsiderRoleTradeSharesPriceValueFiling
2026-08-21SIM GI-BONGCEOBought on the exchange53₩2,370₩125,610DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange79₩2,375₩187,625DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange350₩2,380₩833,000DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange378₩2,385₩901,530DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange376₩2,390₩898,640DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange200₩2,395₩479,000DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange500₩2,400₩1.2MDART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange500₩2,410₩1.2MDART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange50₩2,420₩121,000DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange43₩2,430₩104,490DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange40₩2,435₩97,400DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange200₩2,440₩488,000DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange198₩2,445₩484,110DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange49₩2,450₩120,050DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange11₩2,465₩27,115DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange200₩2,470₩494,000DART ↗
2026-08-21SIM GI-BONGCEOBought on the exchange47₩2,480₩116,560DART ↗
2026-08-19SIM GI-BONGCEOBought on the exchange292₩2,455₩716,860DART ↗
2026-08-19SIM GI-BONGCEOBought on the exchange395₩2,460₩971,700DART ↗
2026-08-19SIM GI-BONGCEOBought on the exchange170₩2,465₩419,050DART ↗
2026-08-19SIM GI-BONGCEOBought on the exchange7₩2,495₩17,465DART ↗
2026-08-19SIM GI-BONGCEOBought on the exchange100₩2,500₩250,000DART ↗
2026-08-18SIM GI-BONGCEOBought on the exchange52₩2,475₩128,700DART ↗
2026-08-18SIM GI-BONGCEOBought on the exchange30₩2,510₩75,300DART ↗
2026-08-04SIM GI-BONGCEOBought on the exchange116₩2,540₩294,640DART ↗
2026-08-04SIM GI-BONGCEOBought on the exchange374₩2,550₩953,700DART ↗
2026-08-03SIM GI-BONGCEOBought on the exchange400₩2,500₩1.0MDART ↗
2026-08-03SIM GI-BONGCEOBought on the exchange50₩2,510₩125,500DART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange5₩2,435₩12,175DART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange55₩2,440₩134,200DART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange133₩2,445₩325,185DART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange80₩2,450₩196,000DART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange57₩2,455₩139,935DART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange1,332₩2,460₩3.3MDART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange530₩2,470₩1.3MDART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange1,900₩2,475₩4.7MDART ↗
2026-07-31SIM GI-BONGCEOBought on the exchange900₩2,480₩2.2MDART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange65₩2,430₩157,950DART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange18₩2,435₩43,830DART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange232₩2,440₩566,080DART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange78₩2,445₩190,710DART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange457₩2,450₩1.1MDART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange1,019₩2,455₩2.5MDART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange1,399₩2,460₩3.4MDART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange274₩2,465₩675,410DART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange1,060₩2,470₩2.6MDART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange530₩2,475₩1.3MDART ↗
2026-07-30SIM GI-BONGCEOBought on the exchange160₩2,480₩396,800DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange500₩2,335₩1.2MDART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange21₩2,350₩49,350DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange74₩2,355₩174,270DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange43₩2,360₩101,480DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange354₩2,370₩838,980DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange9₩2,375₩21,375DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange30₩2,380₩71,400DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange27₩2,390₩64,530DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange66₩2,395₩158,070DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange109₩2,400₩261,600DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange350₩2,405₩841,750DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange7₩2,410₩16,870DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange135₩2,415₩326,025DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange99₩2,420₩239,580DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange13₩2,425₩31,525DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange13₩2,435₩31,655DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange49₩2,440₩119,560DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange14₩2,445₩34,230DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange76₩2,450₩186,200DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange3₩2,455₩7,365DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange43₩2,460₩105,780DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange707₩2,465₩1.7MDART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange300₩2,470₩741,000DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange239₩2,475₩591,525DART ↗
2026-07-29SIM GI-BONGCEOBought on the exchange160₩2,480₩396,800DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange6₩2,420₩14,520DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange512₩2,425₩1.2MDART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange14₩2,430₩34,020DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange13₩2,435₩31,655DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange10₩2,440₩24,400DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange2₩2,442₩4,884DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange28₩2,445₩68,460DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange275₩2,450₩673,750DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange3₩2,455₩7,365DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange1₩2,460₩2,460DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange5₩2,465₩12,325DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange53₩2,470₩130,910DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange269₩2,480₩667,120DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange9₩2,485₩22,365DART ↗
2026-07-28SIM GI-BONGCEOBought on the exchange200₩2,490₩498,000DART ↗
2026-07-27SIM GI-BONGCEOBought on the exchange250₩2,510₩627,500DART ↗
2026-07-27SIM GI-BONGCEOBought on the exchange122₩2,412₩294,264DART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange700₩2,425₩1.7MDART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange159₩2,455₩390,345DART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange107₩2,460₩263,220DART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange1,000₩2,465₩2.5MDART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange4₩2,480₩9,920DART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange387₩2,485₩961,695DART ↗
2026-07-23SIM GI-BONGCEOBought on the exchange65₩2,490₩161,850DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange62₩2,445₩151,590DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange73₩2,450₩178,850DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange171₩2,455₩419,805DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange388₩2,460₩954,480DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange265₩2,465₩653,225DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange164₩2,470₩405,080DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange218₩2,475₩539,550DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange189₩2,480₩468,720DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange291₩2,485₩723,135DART ↗
2026-07-22SIM GI-BONGCEOBought on the exchange16₩2,490₩39,840DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange3₩2,375₩7,125DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange10₩2,380₩23,800DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange23₩2,385₩54,855DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange126₩2,390₩301,140DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange211₩2,395₩505,345DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange38₩2,400₩91,200DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange65₩2,405₩156,325DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange106₩2,410₩255,460DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange167₩2,415₩403,305DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange618₩2,420₩1.5MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange239₩2,425₩579,575DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange80₩2,445₩195,600DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange91₩2,450₩222,950DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange712₩2,455₩1.7MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange674₩2,460₩1.7MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange425₩2,465₩1.0MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange1₩2,470₩2,470DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange424₩2,475₩1.0MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange120₩2,480₩297,600DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange501₩2,485₩1.2MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange1,000₩2,490₩2.5MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange30₩2,495₩74,850DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange64₩2,515₩160,960DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange20₩2,520₩50,400DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange1₩2,525₩2,525DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange1,242₩2,530₩3.1MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange101₩2,535₩256,035DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange323₩2,540₩820,420DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange922₩2,545₩2.3MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange529₩2,550₩1.3MDART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange12₩2,555₩30,660DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange79₩2,560₩202,240DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange37₩2,565₩94,905DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange43₩2,570₩110,510DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange19₩2,575₩48,925DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange324₩2,580₩835,920DART ↗
2026-07-21SIM GI-BONGCEOBought on the exchange103₩2,590₩266,770DART ↗
2026-07-20SIM GI-BONGCEOBought on the exchange2,000₩2,365₩4.7MDART ↗
2026-07-20SIM GI-BONGCEOBought on the exchange1,200₩2,480₩3.0MDART ↗
2026-01-12SHIM-HYUNGInside directorBought on the exchange10,359₩4,298₩44.5MDART ↗
Other changes in holdings · 1

Option exercises, grants, new shares, inheritance, gifts, off-exchange trades and trades by companies and funds. Not counted in the score.

DateInsiderRoleReasonSharesFiling
2030-07-30SIM GI-BONGCEOAcquisition in exchange(+)160DART ↗