日付	始値	高値	安値	終値	前日比	出来高	時価総額	25日乖離
2026
10/28	1,073	1,184	871	930	-15.68%	6,684,600	-	+93.75%
10/27	1,074	1,103	1,018	1,103	+15.74%	3,619,500	-	+145.11%
10/26	908	953	827	953	+18.68%	8,291,800	-	+130.19%
10/23	（IR情報）11:00 株式会社AnchorZと業務提携を開始～「ProTech ID Checker」と「バックグラウンド認証」の連携により、安全性と利便性を両立する新たなデジタル社会を目指す～
10/23	875	1,025	740	803	-8.23%	13,298,400	-	+109.11%
10/22	875	875	865	875	+20.69%	430,500	-	+143.73%
10/21	725	725	677	725	+16%	1,184,000	-	+119.03%
10/20	925	925	625	625	-19.35%	5,892,300	-	+101.61%
10/19	775	775	775	775	+14.81%	27,100	-	+164.51%
10/19	（空売り報告）モルガン・スタンレーMUFG証券 50,408株（0.49%）-0.01%義務消失
10/16	603	675	597	675	+17.39%	3,024,800	-	+150.93%
10/16	（空売り報告）モルガン・スタンレーMUFG証券 51,308株（0.5%）再IN
10/15	（IR情報）13:30 相次ぐ情報漏洩を受けて、総合型本人確認（eKYC）ツール「ProTech ID Checker」の導入社数が累計500社を突破
10/15	519	634	489	575	+4.74%	10,191,600	-	+130%
10/14	549	549	483	549	+17.06%	2,599,600	-	+134.62%
10/13	469	469	469	469	+20.57%	670,200	-	+113.18%
10/09	280	389	243	389	+25.89%	10,201,600	-	+86.12%
10/08	261	315	246	309	+24.6%	5,818,500	-	+53.73%
10/07	211	248	207	248	+25.25%	2,089,000	-	+26.53%
10/06	203	204	195	198	-3.41%	22,400	-	+2.06%
10/05	206	206	202	205	-0.49%	2,800	-	+5.67%
10/02	206	206	199	206	+2.49%	9,100	-	+6.74%
10/01	207	207	200	201	-2.43%	3,600	-	+4.15%
09/30	201	206	198	206	+5.1%	22,000	-	+7.29%
09/29	198	200	196	196	-0.51%	5,300	-	+2.62%
09/28	198	199	195	197	+0.51%	4,600	-	+3.14%
09/25	194	196	193	196	+1.03%	3,200	-	+2.62%
09/24	195	195	191	194	0%	4,600	-	+1.57%
09/18	195	195	191	194	-1.02%	4,300	-	+1.57%
09/17	191	198	191	196	+2.62%	25,700	-	+2.62%
09/16	191	192	191	191	-0.52%	6,300	-	-0.52%
09/15	185	192	185	192	+2.67%	8,500	-	0%
09/14	186	188	183	187	0%	14,800	-	-2.6%
09/11	187	188	187	187	-1.06%	1,800	-	-3.11%
09/10	188	189	187	189	0%	4,500	-	-2.58%
09/09	190	190	188	189	-0.53%	1,900	-	-2.58%
09/08	189	190	188	190	+0.53%	3,600	-	-2.56%
09/07	190	190	187	189	0%	4,000	-	-3.08%
09/04	191	193	189	189	-0.53%	6,800	-	-3.57%
09/03	190	190	189	190	0%	2,200	-	-3.06%
09/02	192	192	188	190	-1.55%	8,500	-	-3.55%
09/01	192	193	190	193	0%	2,700	-	-2.03%
08/31	189	193	189	193	+1.05%	38,900	-	-2.03%
08/28	190	192	190	191	0%	4,400	-	-3.54%
08/27	191	192	190	191	-1.04%	7,200	-	-3.54%
08/26	190	193	188	193	+2.12%	13,200	-	-3.02%
08/25	187	191	186	189	+1.07%	13,300	-	-5.03%
08/24	190	190	183	187	+1.08%	48,800	-	-6.5%
08/21	190	193	184	185	-4.15%	52,900	-	-7.5%
08/20	190	193	186	193	+2.12%	41,600	-	-3.98%
08/19	193	196	188	189	-3.08%	50,900	-	-5.97%
08/18	200	202	193	195	-2.99%	68,700	-	-3.47%
08/17	208	209	197	201	-2.43%	54,600	-	-0.5%
08/14	（IR情報）16:00 2027年3月期第1四半期決算短信〔日本基準〕(連結)
08/14	202	206	201	206	+1.98%	12,800	-	+1.98%
08/13	203	203	201	202	0%	4,600	-	0%
08/12	201	204	200	202	0%	15,500	-	0%
08/10	202	203	199	202	-2.42%	32,200	-	0%
08/07	205	230	199	207	+3.5%	463,500	-	+2.48%
08/06	200	206	200	200	0%	3,100	-	-0.5%
08/05	199	201	199	200	+0.5%	5,900	-	-0.5%
08/04	202	204	199	199	-1.49%	9,400	-	-0.5%
08/03	205	205	201	202	-1.46%	2,400	-	+1%
07/31	204	205	200	205	+0.99%	8,800	-	+3.02%
07/30	202	203	202	203	-0.49%	2,000	-	+2.53%
07/29	198	205	198	204	+3.03%	4,400	-	+3.03%
07/28	200	200	198	198	-1%	4,400	-	+0.51%
07/27	201	201	200	200	-2.44%	4,800	-	+1.52%
07/24	204	205	204	205	+0.99%	4,300	-	+4.06%
07/23	206	206	203	203	-1.46%	500	-	+3.57%
07/22	201	206	201	206	+1.98%	5,600	-	+5.1%
07/21	198	207	198	202	+3.59%	5,600	-	+3.59%
07/17	198	198	194	195	-2.01%	6,500	-	0%
07/16	201	206	199	199	-1%	7,000	-	+2.05%
07/15	202	203	201	201	-0.99%	400	-	+3.08%
07/14	202	205	202	203	+0.5%	1,700	-	+4.1%
07/13	201	203	201	202	+0.5%	900	-	+3.59%
07/10	200	202	200	201	+0.5%	25,400	-	+3.61%
07/09	200	201	199	200	-1.96%	3,300	-	+2.56%
07/08	200	204	200	204	+0.99%	2,000	-	+5.15%
07/07	200	205	200	202	-0.49%	27,800	-	+4.12%
07/06	195	203	195	203	+4.64%	6,500	-	+4.1%
07/03	193	196	192	194	+0.52%	3,600	-	-0.51%
07/02	193	197	193	193	+0.52%	2,400	-	-1.53%
07/01	188	199	188	192	+2.13%	8,900	-	-2.04%
06/30	（IR情報）16:30 支配株主等に関する事項について
06/30	187	188	187	188	+0.53%	26,000	-	-4.57%
06/29	（IR情報）16:30 代表取締役の異動(退任)に関するお知らせ
06/29	188	189	187	187	-1.58%	9,100	-	-5.56%
06/26	186	190	184	190	+2.15%	10,600	-	-5%
06/25	190	190	181	186	-2.11%	14,700	-	-7.46%
06/24	187	190	187	190	+1.6%	4,900	-	-5.94%
06/23	192	192	186	187	-3.11%	24,200	-	-7.88%
06/22	190	193	189	193	0%	11,200	-	-5.39%
06/19	193	193	191	193	0%	1,700	-	-6.31%
06/18	193	194	192	193	0%	4,100	-	-6.76%
06/17	192	195	192	193	+0.52%	23,000	-	-7.21%
06/16	191	192	190	192	-0.52%	16,600	-	-8.57%
06/15	196	196	193	193	-2.03%	1,600	-	-8.53%
06/12	196	197	193	197	+0.51%	4,500	-	-7.51%
06/11	195	196	189	196	+0.51%	17,400	-	-8.41%
06/10	200	200	193	195	-2.5%	3,400	-	-9.72%
06/09	199	200	192	200	+0.5%	6,600	-	-7.83%
06/08	198	200	197	199	-2.45%	15,300	-	-8.72%
06/05	200	204	200	204	+3.03%	12,100	-	-7.27%
06/04	203	203	197	198	-2.46%	26,400	-	-10%
06/03	205	206	203	203	-0.98%	14,200	-	-8.56%

ショーケース（3909）のイベントチャート

2026/06/03～2026/10/28

イベント情報＆株価推移

開示資料

決算

株式

チャート