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
09/15	458	461	456	457	-0.22%	4,500	-	0%
09/14	455	459	455	458	+0.44%	2,800	-	+0.22%
09/11	460	460	455	456	-0.87%	7,100	-	-0.44%
09/10	457	460	453	460	+1.1%	14,900	-	-0.22%
09/09	467	467	452	455	-0.22%	34,500	-	-1.94%
09/08	454	458	452	456	+0.66%	5,600	-	-2.15%
09/07	458	458	451	453	-0.66%	8,700	-	-3.21%
09/04	458	459	452	456	+0.44%	12,800	-	-3.18%
09/03	460	460	451	454	-1.09%	3,900	-	-3.81%
09/02	455	459	444	459	+0.22%	52,700	-	-3.16%
09/01	467	467	458	458	-1.72%	11,100	-	-3.78%
08/31	460	466	457	466	+1.53%	24,100	-	-2.51%
08/28	459	464	457	459	+0.22%	37,600	-	-4.18%
08/27	452	460	452	458	+1.33%	10,800	-	-4.78%
08/26	458	460	450	452	-0.44%	19,000	-	-6.61%
08/25	452	454	447	454	+0.44%	28,600	-	-6.58%
08/24	460	464	452	452	-2.16%	18,700	-	-7.38%
08/21	455	463	450	462	+1.54%	16,800	-	-5.71%
08/20	447	462	447	455	+2.02%	49,200	-	-7.52%
08/19	460	461	442	446	-3.67%	102,400	-	-9.9%
08/18	470	470	461	463	-1.49%	12,900	-	-6.84%
08/17	468	470	460	470	+1.51%	31,700	-	-5.81%
08/14	457	468	457	463	+1.54%	59,900	-	-7.4%
08/13	451	456	451	456	+1.33%	23,400	-	-9.16%
08/13	（空売り報告）Nomura International plc 40,800株（0.45%）-0.1%義務消失
08/12	458	465	448	450	-3.23%	84,700	-	-10.71%
08/12	（空売り報告）Nomura International plc 49,400株（0.55%）再IN
08/10	460	466	454	465	+0.65%	67,000	-	-8.28%
08/07	457	465	449	462	-14.6%	220,100	-	-9.23%
08/06	（IR情報）15:45 2026年12月期第2四半期(中間期)決算短信〔日本基準〕(連結)
08/06	（IR情報）15:45 2026年12月期第2四半期(中間期)決算説明資料
08/06	534	544	519	541	+2.08%	93,800	-	+5.87%
08/05	518	530	516	530	+2.51%	23,000	-	+4.13%
08/04	510	517	502	517	+1.77%	21,900	-	+1.77%
08/03	（IR情報）16:30 株式会社北里との最先端のAI技術を活用した不妊治療支援システムの共同開発に向けた事業提携契約締結のお知らせ
08/03	513	523	500	508	-0.59%	30,500	-	+0.2%
07/31	500	513	499	511	+2.2%	13,400	-	+0.79%
07/30	498	507	498	500	0%	7,600	-	-1.19%
07/29	499	506	499	500	+0.2%	9,400	-	-1.19%
07/28	511	513	497	499	-1.38%	21,800	-	-1.19%
07/27	511	511	502	506	-0.2%	17,700	-	+0.4%
07/24	508	510	502	507	-0.2%	19,100	-	+0.8%
07/23	520	520	507	508	-2.31%	9,100	-	+0.99%
07/22	506	520	504	520	+2.97%	22,400	-	+3.59%
07/21	503	511	503	505	0%	12,900	-	+1%
07/17	504	505	481	505	-0.2%	40,200	-	+1%
07/16	514	515	505	506	-1.75%	9,000	-	+1.4%
07/15	511	516	504	515	+0.78%	14,300	-	+3.41%
07/14	509	514	509	511	+1.59%	3,500	-	+2.82%
07/13	519	523	502	503	-2.9%	22,900	-	+1.21%
07/10	504	520	504	518	+3.19%	10,300	-	+4.23%
07/09	503	504	502	502	-0.4%	4,700	-	+1.01%
07/08	506	512	504	504	-0.98%	6,300	-	+1.41%
07/07	521	523	507	509	-0.78%	10,200	-	+2.21%
07/06	525	528	513	513	-1.72%	25,900	-	+2.6%
07/03	517	525	510	522	+1.75%	31,800	-	+3.98%
07/02	506	513	502	513	+2.81%	10,100	-	+1.99%
07/01	505	517	495	499	-0.2%	32,400	-	-1.19%
06/30	509	509	495	500	-0.4%	22,200	-	-1.38%
06/29	502	509	495	502	+1.62%	12,400	-	-1.76%
06/26	497	508	490	494	-0.4%	29,400	-	-3.7%
06/25	493	501	488	496	+2.27%	23,500	-	-4.06%
06/24	481	492	481	485	+1.25%	25,100	-	-6.91%
06/23	488	488	476	479	-1.84%	28,200	-	-8.24%
06/22	475	493	475	488	+2.09%	27,200	-	-7.05%
06/19	487	487	477	478	-2.05%	24,300	-	-9.13%
06/18	489	495	486	488	0%	21,600	-	-7.58%
06/17	488	499	485	488	+0.62%	43,300	-	-7.92%
06/16	490	490	474	485	-1.62%	54,900	-	-9.01%
06/15	483	493	483	493	+2.71%	13,600	-	-7.85%
06/12	490	490	480	480	-1.23%	13,500	-	-10.11%
06/11	488	491	477	486	-1.22%	35,800	-	-8.65%
06/10	491	495	483	492	-1.01%	41,500	-	-7.34%
06/09	508	510	493	497	-1.39%	67,600	-	-6.05%
06/08	517	520	502	504	-4.36%	54,300	-	-4.18%
06/05	516	545	516	527	+2.33%	42,900	-	+0.57%
06/04	520	521	510	515	-2.09%	45,700	-	-0.96%
06/03	538	538	523	526	-4.01%	43,200	-	+1.74%
06/02	559	563	534	548	-1.26%	33,500	-	+6.82%
06/01	553	558	546	555	-0.54%	34,300	-	+9.04%
05/29	560	572	557	558	-0.53%	32,300	-	+10.5%
05/28	558	566	533	561	0%	71,300	-	+12.2%
05/27	588	592	554	561	-3.77%	75,900	-	+13.33%
05/26	568	597	559	583	+2.64%	95,800	-	+18.98%
05/25	588	588	554	568	-3.4%	108,100	-	+17.36%
05/22	591	610	585	588	+1.03%	148,600	-	+22.76%
05/21	558	595	551	582	+10.23%	218,200	-	+23.31%
05/20	550	550	512	528	-2.58%	100,300	-	+13.3%
05/19	522	543	517	542	+3.83%	87,900	-	+17.06%
05/18	530	530	499	522	-1.69%	102,100	-	+13.73%
05/15	543	549	524	531	-0.38%	92,000	-	+16.7%
05/14	563	563	523	533	-6.49%	145,500	-	+18.18%
05/14	（空売り報告）大和証券 39,100株（0.44%）-0.13%義務消失
05/13	633	633	533	570	+6.94%	952,200	-	+27.52%
05/12	533	533	533	533	+17.66%	134,100	-	+20.86%
05/11	（IR情報）15:30 2026年12月期第1四半期決算短信〔日本基準〕(連結)
05/11	（IR情報）15:30 2026年12月期第1四半期決算説明資料
05/11	448	463	448	453	+2.03%	47,100	-	+3.66%
05/08	442	445	442	444	+0.23%	5,300	-	+1.83%
05/07	444	444	441	443	0%	16,200	-	+1.84%
05/01	441	443	439	443	+0.45%	9,600	-	+1.84%
04/30	441	442	440	441	0%	6,000	-	+1.61%
04/30	（空売り報告）大和証券 51,300株（0.57%）-0.03%
04/28	440	441	435	441	+0.46%	7,700	-	+1.85%
04/28	（空売り報告）大和証券 53,500株（0.6%）+0.09%
04/27	442	442	431	439	+1.15%	21,400	-	+1.39%
04/24	431	437	431	434	+0.7%	9,600	-	+0.46%
04/23	436	436	428	431	-1.37%	11,400	-	-0.23%
04/22	449	449	435	437	-2.24%	23,800	-	+1.16%
04/21	441	453	441	447	+1.13%	16,700	-	+3.47%
04/17	（空売り報告）大和証券 45,300株（0.51%）再IN
04/16	（空売り報告）大和証券 44,200株（0.49%）-0.1%義務消失

サイオス（3744）のイベントチャート

2026/04/21～2026/09/15

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