| 2026 |
| 03/06 | (IR情報)13:00 2025年12月期決算説明会動画および書き起こし(質疑応答含む)掲載のお知らせ |
| 03/06 | 3,395 | 3,470 | 3,350 | 3,450 | +1.02% | 128,200 | 1841億7083万 | +13.04% |
| 03/05 | 3,500 | 3,515 | 3,350 | 3,415 | +4.75% | 308,700 | 1823億243万 | +13.15% |
| 03/04 | 3,335 | 3,405 | 3,190 | 3,260 | -8.04% | 545,200 | 1740億2809万 | +9.18% |
| 03/03 | 3,620 | 3,660 | 3,500 | 3,545 | -3.67% | 273,800 | 1892億4220万 | +19.89% |
| 03/02 | 3,610 | 3,695 | 3,530 | 3,680 | +1.94% | 261,600 | 1964億4888万 | +26.16% |
| 02/27 | (IR情報)14:00 イトーキ、国立大学法人大阪教育大学と包括連携協定を締結 |
| 02/27 | 3,520 | 3,630 | 3,510 | 3,610 | +4.03% | 292,700 | 1927億1208万 | +25.7% |
| 02/26 | 3,470 | 3,555 | 3,425 | 3,470 | +1.76% | 247,900 | 1852億3848万 | +22.66% |
| 02/25 | 3,425 | 3,530 | 3,385 | 3,410 | +3.33% | 507,900 | 1820億3551万 | +22.13% |
| 02/24 | 3,390 | 3,390 | 3,260 | 3,300 | +2.96% | 406,200 | 1761億6340万 | +19.52% |
| 02/20 | (IR情報)13:00 イトーキ、3つのAIエージェント群「ITOKI OFFICE AI AGENTS」を発表。業界初となる“AI経営モデル”へ転換 |
| 02/20 | 3,215 | 3,245 | 3,185 | 3,205 | -1.23% | 126,800 | 1710億9203万 | +17.23% |
| 02/19 | 3,265 | 3,325 | 3,205 | 3,245 | +1.41% | 308,700 | 1732億2734万 | +19.79% |
| 02/18 | 3,185 | 3,340 | 3,115 | 3,200 | +2.73% | 468,300 | 1708億2512万 | +19.31% |
| 02/17 | 3,075 | 3,140 | 3,050 | 3,115 | +1.8% | 333,100 | 1662億8757万 | +17.33% |
| 02/16 | 3,025 | 3,125 | 2,941 | 3,060 | +16.62% | 829,400 | 1633億5152万 | +16.31% |
| 02/13 | (IR情報)16:00 指名委員会・報酬委員会の設置に関するお知らせ |
| 02/13 | (IR情報)16:00 代表取締役および役員の異動に関するお知らせ |
| 02/13 | (IR情報)15:30 剰余金の配当(増配)に関するお知らせ |
| 02/13 | (IR情報)15:30 2025年12月期決算補足説明資料(2部) |
| 02/13 | (IR情報)15:30 2025年12月期決算補足説明資料(1部) |
| 02/13 | (IR情報)15:30 2025年12月期決算短信〔日本基準〕(連結) |
| 02/13 | 2,840 | 2,849 | 2,624 | 2,624 | -7.93% | 420,900 | 1400億7659万 | +0.69% |
| 02/12 | 2,826 | 2,858 | 2,801 | 2,850 | +1.5% | 156,600 | 1521億4112万 | +9.66% |
| 02/12 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 265,891株(0.49%)-0.07%義務消失 |
| 02/10 | 2,733 | 2,824 | 2,724 | 2,808 | +2.67% | 231,800 | 1498億9904万 | +8.75% |
| 02/09 | 2,693 | 2,775 | 2,682 | 2,735 | +3.48% | 235,600 | 1460億209万 | +6.54% |
| 02/09 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 301,191株(0.56%)-0.12% |
| 02/06 | (IR情報)11:00 イトーキ、「知財・無形資産ガバナンス表彰」において、特別賞を初受賞 |
| 02/06 | 2,632 | 2,649 | 2,603 | 2,643 | +0.49% | 81,800 | 1410億9087万 | +3.44% |
| 02/05 | 2,633 | 2,650 | 2,616 | 2,630 | -0.23% | 99,600 | 1403億9689万 | +3.22% |
| 02/04 | 2,619 | 2,659 | 2,598 | 2,636 | +0.38% | 137,400 | 1407億1719万 | +3.62% |
| 02/03 | 2,595 | 2,638 | 2,593 | 2,626 | +1.27% | 94,200 | 1401億8336万 | +3.43% |
| 02/02 | 2,614 | 2,653 | 2,593 | 2,593 | -0.35% | 143,200 | 1384億2173万 | +2.33% |
| 01/30 | 2,595 | 2,612 | 2,570 | 2,602 | +0.7% | 123,500 | 1389億217万 | +2.76% |
| 01/29 | 2,572 | 2,596 | 2,523 | 2,584 | -0.65% | 135,000 | 1379億4128万 | +2.09% |
| 01/28 | 2,591 | 2,612 | 2,571 | 2,601 | -0.57% | 141,000 | 1388億4879万 | +2.85% |
| 01/27 | 2,578 | 2,646 | 2,567 | 2,616 | +3.48% | 280,900 | 1396億4953万 | +3.56% |
| 01/26 | (IR情報)16:00 連結子会社の吸収合併(簡易合併)に関するお知らせ |
| 01/26 | 2,520 | 2,547 | 2,506 | 2,528 | -1.06% | 90,300 | 1349億5184万 | +0.28% |
| 01/23 | (IR情報)13:00 イトーキ、滋賀・近江八幡のチェア工場をリニューアル。人と開発が育つ「ITOKI DESIGN HOUSE SHIGA」へ進化 |
| 01/23 | 2,563 | 2,613 | 2,551 | 2,555 | -0.31% | 91,800 | 1363億9318万 | +1.35% |
| 01/22 | 2,535 | 2,582 | 2,533 | 2,563 | +1.1% | 88,800 | 1368億2024万 | +1.75% |
| 01/21 | (5%ルール)三井住友トラスト・アセットマネジメント(3.18%)アモーヴァ・アセットマネジメント(1.78%) |
| 01/21 | 2,500 | 2,565 | 2,500 | 2,535 | -0.24% | 132,400 | 1353億2552万 | +0.72% |
| 01/20 | 2,634 | 2,634 | 2,541 | 2,541 | -3.53% | 144,600 | 1356億4582万 | +0.95% |
| 01/19 | 2,650 | 2,661 | 2,606 | 2,634 | +0.11% | 104,700 | 1406億1042万 | +4.73% |
| 01/16 | 2,581 | 2,642 | 2,570 | 2,631 | +1.94% | 146,900 | 1404億5027万 | +4.82% |
| 01/15 | 2,578 | 2,591 | 2,565 | 2,581 | +0.55% | 116,800 | 1377億8113万 | +3.03% |
| 01/14 | 2,521 | 2,567 | 2,521 | 2,567 | +1.5% | 169,400 | 1370億3377万 | +2.76% |
| 01/13 | 2,521 | 2,539 | 2,502 | 2,529 | +1.44% | 138,800 | 1350億522万 | +1.48% |
| 01/13 | (空売り報告)Arrowstreet Capital, Limited Partnership 477,900株(0.89%)-0.01% |
| 01/13 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 363,439株(0.68%)-0.03% |
| 01/09 | 2,460 | 2,513 | 2,460 | 2,493 | +1.8% | 136,500 | 1330億8344万 | +0.24% |
| 01/08 | 2,452 | 2,483 | 2,444 | 2,449 | -0.2% | 136,300 | 1307億3459万 | -1.37% |
| 01/07 | 2,420 | 2,466 | 2,401 | 2,454 | +1.2% | 148,800 | 1310億151万 | -1.09% |
| 01/06 | 2,435 | 2,446 | 2,420 | 2,425 | +0.5% | 121,700 | 1294億5341万 | -2.22% |
| 01/06 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 382,139株(0.71%)+0.09% |
| 01/05 | 2,435 | 2,450 | 2,383 | 2,413 | -1.11% | 140,000 | 1288億1281万 | -2.66% |
| 2025 |
| 12/30 | 2,492 | 2,492 | 2,436 | 2,440 | -1.05% | 125,200 | 1302億5415万 | -1.57% |
| 12/29 | 2,428 | 2,466 | 2,423 | 2,466 | -2.91% | 237,100 | 1316億4210万 | -0.48% |
| 12/26 | 2,517 | 2,558 | 2,512 | 2,540 | +1.03% | 193,300 | 1355億9243万 | +2.67% |
| 12/25 | 2,500 | 2,517 | 2,478 | 2,514 | +0.56% | 81,700 | 1342億448万 | +2.03% |
| 12/24 | 2,530 | 2,545 | 2,500 | 2,500 | -1.19% | 93,900 | 1334億5712万 | +1.87% |
| 12/23 | 2,586 | 2,593 | 2,527 | 2,530 | -2.17% | 147,600 | 1350億5861万 | +3.48% |
| 12/22 | 2,550 | 2,620 | 2,537 | 2,586 | +1.65% | 160,600 | 1380億4805万 | +6.07% |
| 12/19 | (IR情報)17:00 物流再編に伴う固定資産譲渡に関するお知らせ |
| 12/19 | (IR情報)13:00 イトーキ、代表取締役社長 湊と経済アナリスト馬渕磨理子氏の日経ビジネス対談記事掲載のお知らせ |
| 12/19 | (IR情報)11:00 イトーキ、農林水産省と「建築物木材利用促進協定」を締結 |
| 12/19 | 2,511 | 2,545 | 2,509 | 2,544 | +1.48% | 171,600 | 1358億597万 | +4.69% |
| 12/18 | 2,502 | 2,535 | 2,495 | 2,507 | -0.16% | 82,900 | 1338億3080万 | +3.42% |
| 12/17 | 2,533 | 2,539 | 2,490 | 2,511 | +0.04% | 122,000 | 1340億4433万 | +3.76% |
| 12/17 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 331,294株(0.62%)+0.03% |
| 12/16 | 2,539 | 2,539 | 2,509 | 2,510 | -0.4% | 115,900 | 1339億9095万 | +3.98% |
| 12/15 | 2,504 | 2,520 | 2,485 | 2,520 | +0.44% | 114,100 | 1345億2478万 | +4.65% |
| 12/12 | 2,540 | 2,543 | 2,503 | 2,509 | -0.44% | 124,200 | 1339億3757万 | +4.45% |
| 12/11 | 2,523 | 2,545 | 2,497 | 2,520 | +0.76% | 137,900 | 1345億2478万 | +5.26% |
| 12/10 | 2,502 | 2,530 | 2,477 | 2,501 | -0.04% | 152,700 | 1335億1050万 | +4.86% |
| 12/09 | 2,504 | 2,516 | 2,483 | 2,502 | -0.16% | 125,600 | 1335億6389万 | +5.26% |
| 12/08 | (IR情報)16:00 格付維持に関するお知らせ |
| 12/08 | (IR情報)10:00 イトーキ、人的資本経営の実践について、日本経済新聞に企業広告を掲載 |
| 12/08 | 2,447 | 2,519 | 2,447 | 2,506 | +3.55% | 163,400 | 1337億7742万 | +5.43% |
| 12/08 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 318,913株(0.59%)-0.01% |
| 12/05 | (IR情報)13:00 グローバルIRの拡充に向けた英語版レポート発行のお知らせ |
| 12/05 | 2,406 | 2,465 | 2,390 | 2,420 | +0.58% | 171,500 | 1291億8649万 | +1.94% |
| 12/04 | 2,391 | 2,415 | 2,372 | 2,406 | -0.21% | 180,700 | 1284億3913万 | +1.39% |
| 12/03 | 2,412 | 2,437 | 2,380 | 2,411 | +0.46% | 147,200 | 1287億605万 | +1.56% |
| 12/02 | 2,420 | 2,420 | 2,384 | 2,400 | +0.08% | 138,000 | 1281億1884万 | +0.8% |
| 12/01 | 2,445 | 2,462 | 2,398 | 2,398 | -1.24% | 137,800 | 1280億1207万 | +0.59% |
| 11/28 | 2,395 | 2,433 | 2,395 | 2,428 | +1.59% | 86,100 | 1296億1355万 | +1.63% |
| 11/28 | (空売り報告)MERRILL LYNCH INTERNATIONAL 264,041株(0.49%)-0.01%義務消失 |
| 11/27 | 2,420 | 2,433 | 2,384 | 2,390 | -1.24% | 178,300 | 1275億8501万 | -0.13% |
| 11/27 | (空売り報告)MERRILL LYNCH INTERNATIONAL 270,141株(0.5%)再IN |
| 11/26 | 2,441 | 2,441 | 2,406 | 2,420 | -0.12% | 137,100 | 1291億8649万 | +1.04% |
| 11/26 | (空売り報告)MERRILL LYNCH INTERNATIONAL 266,141株(0.49%)-0.02%義務消失 |
| 11/25 | 2,379 | 2,438 | 2,365 | 2,423 | +2.71% | 171,800 | 1293億4664万 | +1.08% |
| 11/21 | (IR情報)14:00 Omega Investment株式会社のレポートに当社掲載のお知らせ |
| 11/21 | (IR情報)13:00 イトーキ、キユーピーの卵殻をアップサイクルした天板素材を製作 |
| 11/21 | 2,267 | 2,361 | 2,266 | 2,359 | +3.19% | 229,800 | 1259億3014万 | -1.59% |
| 11/21 | (空売り報告)MERRILL LYNCH INTERNATIONAL 277,041株(0.51%)-0.02% |
| 11/21 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 321,213株(0.6%)+0.01% |
| 11/20 | (IR情報)16:00 従業員向け譲渡制限付株式報酬制度の導入に関するお知らせ |
| 11/20 | (IR情報)15:30 「内部統制システム構築の基本方針」一部改定に関するお知らせ |
| 11/20 | (IR情報)15:30 執行役員人事に関するお知らせ |
| 11/20 | 2,300 | 2,319 | 2,276 | 2,286 | +0.62% | 130,500 | 1220億3319万 | -4.75% |
| 11/20 | (空売り報告)MERRILL LYNCH INTERNATIONAL 283,641株(0.53%)-0.02% |
| 11/19 | 2,280 | 2,310 | 2,250 | 2,272 | +0.18% | 144,100 | 1212億8583万 | -5.57% |
| 11/19 | (空売り報告)MERRILL LYNCH INTERNATIONAL 294,241株(0.55%)-0.02% |
| 11/18 | 2,340 | 2,348 | 2,255 | 2,268 | -3.74% | 138,800 | 1210億7230万 | -5.89% |
| 11/18 | (空売り報告)MERRILL LYNCH INTERNATIONAL 305,741株(0.57%)-0.03% |
| 11/17 | 2,371 | 2,375 | 2,338 | 2,356 | -0.97% | 95,400 | 1257億6999万 | -2.56% |
| 11/17 | (空売り報告)MERRILL LYNCH INTERNATIONAL 322,341株(0.6%)-0.04% |
| 11/14 | (IR情報)14:00 イトーキ、IR優良企業賞2025において「IR優良企業奨励賞」を初受賞 |
| 11/14 | 2,379 | 2,392 | 2,368 | 2,379 | -1.12% | 70,500 | 1269億9780万 | -1.9% |
| 11/14 | (空売り報告)MERRILL LYNCH INTERNATIONAL 343,241株(0.64%)-0.01% |
| 11/13 | 2,406 | 2,428 | 2,391 | 2,406 | -0.17% | 60,700 | 1284億3913万 | -0.99% |
| 11/12 | 2,384 | 2,425 | 2,368 | 2,410 | +2.21% | 176,600 | 1286億5266万 | -0.95% |
| 11/12 | (空売り報告)MERRILL LYNCH INTERNATIONAL 350,241株(0.65%)-0.02% |
| 11/11 | 2,343 | 2,375 | 2,305 | 2,358 | -0.04% | 172,600 | 1258億7676万 | -3.16% |
| 11/11 | (空売り報告)MERRILL LYNCH INTERNATIONAL 359,741株(0.67%)-0.01% |
| 11/10 | 2,366 | 2,377 | 2,337 | 2,359 | +0.25% | 134,100 | 1259億3014万 | -3.16% |
| 11/10 | (空売り報告)MERRILL LYNCH INTERNATIONAL 366,041株(0.68%)-0.01% |
| 11/07 | 2,316 | 2,353 | 2,306 | 2,353 | +1.6% | 189,500 | 1256億984万 | -3.37% |
| 11/07 | (空売り報告)MERRILL LYNCH INTERNATIONAL 369,041株(0.69%)-0.01% |
| 11/07 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 317,484株(0.59%)-0.03% |
| 11/06 | 2,299 | 2,330 | 2,280 | 2,316 | +0.74% | 166,700 | 1236億3468万 | -4.93% |
| 11/06 | (空売り報告)MERRILL LYNCH INTERNATIONAL 375,241株(0.7%)+0.04% |
| 11/05 | 2,313 | 2,317 | 2,236 | 2,299 | -0.56% | 274,800 | 1227億2717万 | -5.82% |
| 11/05 | (空売り報告)MERRILL LYNCH INTERNATIONAL 353,241株(0.66%)+0.03% |
| 11/04 | 2,243 | 2,326 | 2,201 | 2,312 | -7.22% | 613,700 | 1234億2114万 | -5.67% |
| 11/04 | (空売り報告)MERRILL LYNCH INTERNATIONAL 341,141株(0.63%)+0.02% |
| 11/04 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 334,784株(0.62%)+0.04% |
| 10/31 | (IR情報)15:30 配当予想の修正に関するお知らせ |
| 10/31 | (IR情報)15:30 2025年12月期第3四半期決算補足説明資料 |
| 10/31 | (IR情報)15:30 2025年12月期第3四半期決算短信〔日本基準〕(連結) |
| 10/31 | 2,480 | 2,500 | 2,443 | 2,492 | +2.3% | 196,800 | 1330億3006万 | +1.3% |
| 10/31 | (空売り報告)MERRILL LYNCH INTERNATIONAL 327,541株(0.61%)+0.01% |
| 10/30 | 2,415 | 2,447 | 2,400 | 2,436 | +1.67% | 145,700 | 1300億4062万 | -1.02% |
| 10/29 | 2,454 | 2,454 | 2,386 | 2,396 | -1.56% | 116,200 | 1279億530万 | -2.8% |
| 10/29 | (空売り報告)MERRILL LYNCH INTERNATIONAL 324,841株(0.6%)-0.01% |
| 10/28 | 2,540 | 2,555 | 2,434 | 2,434 | -5.51% | 155,300 | 1299億3385万 | -1.5% |
| 10/27 | 2,532 | 2,576 | 2,519 | 2,576 | +3.79% | 172,100 | 1375億1422万 | +4.12% |
| 10/27 | (空売り報告)MERRILL LYNCH INTERNATIONAL 326,241株(0.61%)+0.01% |
| 10/24 | 2,525 | 2,530 | 2,482 | 2,482 | -1.78% | 76,200 | 1324億9623万 | +0.45% |
| 10/23 | (IR情報)15:00 イトーキ、約3年で基幹システムを刷新、クラウドERPでDX基盤を確立し“脱レガシー”へ |
| 10/23 | 2,470 | 2,564 | 2,468 | 2,527 | +0.76% | 134,600 | 1348億9846万 | +2.27% |
| 10/23 | (空売り報告)MERRILL LYNCH INTERNATIONAL 325,341株(0.6%)-0.01% |
| 10/22 | 2,484 | 2,509 | 2,467 | 2,508 | +2.33% | 102,600 | 1338億8418万 | +1.62% |
| 10/22 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 313,320株(0.58%)-0.02% |
| 10/21 | 2,467 | 2,484 | 2,451 | 2,451 | -0.49% | 85,300 | 1308億4136万 | -0.61% |
| 10/21 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 320,420株(0.6%)+0.01% |
| 10/20 | 2,460 | 2,480 | 2,447 | 2,463 | +1.11% | 69,000 | 1314億8195万 | -0.08% |
| 10/20 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 319,520株(0.59%)-0.01% |
| 10/17 | 2,423 | 2,446 | 2,417 | 2,436 | +0.37% | 71,800 | 1300億4062万 | -1.14% |
| 10/17 | (空売り報告)MERRILL LYNCH INTERNATIONAL 326,941株(0.61%)-0.01% |
| 10/17 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 321,993株(0.6%)+0.1% |
| 10/16 | 2,422 | 2,447 | 2,412 | 2,427 | +0.21% | 56,100 | 1295億6017万 | -1.42% |
| 10/16 | (空売り報告)MERRILL LYNCH INTERNATIONAL 335,741株(0.62%)-0.01% |
| 10/15 | 2,407 | 2,431 | 2,389 | 2,422 | +1.68% | 94,800 | 1292億9326万 | -1.54% |
| 10/15 | (空売り報告)MERRILL LYNCH INTERNATIONAL 339,241株(0.63%)-0.03% |
| 10/14 | 2,419 | 2,472 | 2,366 | 2,382 | -3.45% | 182,000 | 1271億5794万 | -3.17% |
| 10/10 | 2,492 | 2,506 | 2,467 | 2,467 | -2.34% | 121,600 | 1316億9549万 | +0.24% |
| 10/10 | (空売り報告)MERRILL LYNCH INTERNATIONAL 353,441株(0.66%)+0.01% |
| 10/09 | 2,502 | 2,526 | 2,489 | 2,526 | +1% | 93,500 | 1348億4507万 | +2.81% |
| 10/09 | (空売り報告)GOLDMAN SACHS INTERNATIONAL 269,224株(0.5%)再IN |
| 10/08 | 2,483 | 2,528 | 2,479 | 2,501 | +0.24% | 89,200 | 1335億1050万 | +2.12% |
| 10/08 | (空売り報告)MERRILL LYNCH INTERNATIONAL 348,741株(0.65%)+0.01% |
| 10/07 | 2,471 | 2,539 | 2,471 | 2,495 | +1.34% | 140,900 | 1331億9021万 | +2.17% |
| 10/07 | (空売り報告)MERRILL LYNCH INTERNATIONAL 346,941株(0.64%)-0.01% |
| 10/06 | (空売り報告)MERRILL LYNCH INTERNATIONAL 352,141株(0.65%)-0.01% |