NASDAQ:KPTI | Historical Stock Price | Karyopharm Therapeutics Inc.

Complete retained daily price history on its own workbook tab. Split-adjusted close keeps every historical share price on one comparable split basis. Cumulative dividend-reinvested close is the daily close of a rebased total-return index: it starts with one share at the earliest retained close, reinvests every distribution, and normalizes every forward and reverse split exactly once. Admitted exchange opening prices remain a distinct current-session series.

Available history
2013-11-06 to 2026-09-04
Data captured

Stock Price Chart

Blue: Split-adjusted close · Orange: Cumulative dividend-reinvested close

$1.77$5.91$19.79$66.25$221.74$742.142013-11-062026-08-27

Logarithmic scale. Both lines share the same starting value for the selected range.

View year

Historical Stock Price — 2025

DateSplit-adjusted closeCumulative dividend-reinvested closeReported volumeOpen priceExchange Volume
2025-12-31$7.36$7.36141,600
2025-12-30$7.31$7.31941,100
2025-12-29$7.34$7.34158,500
2025-12-26$7.44$7.44106,300
2025-12-24$7.47$7.4777,200
2025-12-23$7.44$7.44237,300
2025-12-22$7.27$7.27371,000
2025-12-19$6.94$6.94580,100
2025-12-18$6.37$6.37177,700
2025-12-17$6.02$6.02149,200
2025-12-16$6.33$6.33148,500
2025-12-15$6.71$6.71140,400
2025-12-12$6.95$6.95222,100
2025-12-11$7.00$7.00596,400
2025-12-10$6.48$6.48160,900
2025-12-09$6.39$6.39360,900
2025-12-08$5.89$5.89148,600
2025-12-05$5.75$5.7564,500
2025-12-04$5.91$5.91134,700
2025-12-03$5.46$5.46288,900
2025-12-02$5.36$5.36120,800
2025-12-01$5.75$5.75256,800
2025-11-28$5.62$5.6245,700
2025-11-26$5.55$5.55113,000
2025-11-25$5.45$5.45118,400
2025-11-24$5.56$5.56103,100
2025-11-21$5.90$5.9061,600
2025-11-20$5.76$5.76102,900
2025-11-19$5.98$5.98220,300
2025-11-18$6.24$6.24131,700
2025-11-17$5.79$5.79142,600
2025-11-14$5.68$5.6895,300
2025-11-13$5.50$5.5056,800
2025-11-12$5.59$5.5956,600
2025-11-11$5.46$5.4669,700
2025-11-10$5.44$5.4470,200
2025-11-07$5.16$5.1691,800
2025-11-06$5.22$5.2294,400
2025-11-05$5.36$5.3665,300
2025-11-04$5.65$5.65190,600
2025-11-03$6.07$6.07198,200
2025-10-31$5.80$5.80167,900
2025-10-30$5.96$5.9680,100
2025-10-29$6.08$6.08154,600
2025-10-28$6.33$6.33108,000
2025-10-27$6.42$6.42128,800
2025-10-24$6.34$6.3484,500
2025-10-23$6.19$6.1990,300
2025-10-22$6.14$6.14331,400
2025-10-21$6.43$6.4383,100
2025-10-20$6.47$6.47254,900
2025-10-17$5.93$5.9349,900
2025-10-16$6.03$6.03151,400
2025-10-15$5.95$5.95179,300
2025-10-14$5.77$5.77207,200
2025-10-13$5.62$5.62171,700
2025-10-10$5.50$5.50217,700
2025-10-09$5.82$5.82651,800
2025-10-08$5.90$5.903,132,600
2025-10-07$5.77$5.77133,900
2025-10-06$6.16$6.1651,800
2025-10-03$6.38$6.3847,300
2025-10-02$6.29$6.2935,800
2025-10-01$6.21$6.2169,300
2025-09-30$6.54$6.5444,400
2025-09-29$6.35$6.3555,600
2025-09-26$6.55$6.5548,600
2025-09-25$6.66$6.6640,000
2025-09-24$6.88$6.88145,900
2025-09-23$7.48$7.48474,900
2025-09-22$5.85$5.85149,600
2025-09-19$5.41$5.41174,000
2025-09-18$5.73$5.7371,600
2025-09-17$6.08$6.0851,000
2025-09-16$6.26$6.2627,100
2025-09-15$6.26$6.2662,700
2025-09-12$6.45$6.4565,900
2025-09-11$6.64$6.6446,100
2025-09-10$6.21$6.2179,500
2025-09-09$6.33$6.3345,000
2025-09-08$6.25$6.25164,300
2025-09-05$6.60$6.6049,900
2025-09-04$6.74$6.7452,700
2025-09-03$7.08$7.0849,800
2025-09-02$6.78$6.78128,200
2025-08-29$7.11$7.11132,500
2025-08-28$7.68$7.6873,000
2025-08-27$7.81$7.81183,500
2025-08-26$7.46$7.46178,600
2025-08-25$6.31$6.3164,800
2025-08-22$6.30$6.30112,200
2025-08-21$6.02$6.0289,000
2025-08-20$6.50$6.50313,800
2025-08-19$6.22$6.22136,300
2025-08-18$5.59$5.59124,700
2025-08-15$5.92$5.921,623,900
2025-08-14$4.65$4.65154,900
2025-08-13$4.45$4.45144,600
2025-08-12$4.02$4.02183,600
2025-08-11$3.77$3.77301,200
2025-08-08$3.94$3.9490,800
2025-08-07$3.97$3.97211,400
2025-08-06$4.03$4.03103,900
2025-08-05$3.88$3.88108,900
2025-08-04$4.02$4.0228,600
2025-08-01$3.93$3.9364,100
2025-07-31$3.81$3.81116,500
2025-07-30$4.05$4.0543,700
2025-07-29$4.13$4.1386,600
2025-07-28$4.37$4.3750,700
2025-07-25$4.35$4.3548,400
2025-07-24$4.43$4.43210,000
2025-07-23$4.86$4.86608,600
2025-07-22$3.89$3.89152,700
2025-07-21$4.02$4.02105,500
2025-07-18$3.85$3.85152,000
2025-07-17$4.07$4.07153,000
2025-07-16$4.18$4.1896,400
2025-07-15$4.24$4.24250,500
2025-07-14$4.77$4.77337,500
2025-07-11$4.55$4.551,743,700
2025-07-10$5.00$5.0077,200
2025-07-09$4.81$4.8143,400
2025-07-08$4.65$4.65177,700
2025-07-07$4.23$4.2363,700
2025-07-03$4.39$4.3936,000
2025-07-02$4.61$4.61112,700
2025-07-01$4.36$4.3634,700
2025-06-30$4.31$4.3175,100
2025-06-27$4.39$4.3932,800
2025-06-26$4.49$4.4938,300
2025-06-25$4.49$4.4938,000
2025-06-24$4.65$4.6545,900
2025-06-23$4.33$4.3336,000
2025-06-20$4.38$4.3823,700
2025-06-18$4.44$4.4434,300
2025-06-17$4.37$4.3732,000
2025-06-16$4.54$4.5427,400
2025-06-13$4.39$4.3933,100
2025-06-12$4.36$4.3670,400
2025-06-11$4.39$4.3974,700
2025-06-10$4.43$4.4366,200
2025-06-09$4.21$4.2159,600
2025-06-06$4.49$4.49139,700
2025-06-05$4.26$4.2654,800
2025-06-04$4.34$4.34116,200
2025-06-03$4.25$4.2582,900
2025-06-02$4.12$4.12109,600
2025-05-30$4.20$4.20112,600
2025-05-29$4.53$4.5389,700
2025-05-28$4.48$4.4886,800
2025-05-27$4.55$4.5599,000
2025-05-23$4.59$4.5964,600
2025-05-22$4.64$4.6464,000
2025-05-21$4.70$4.7080,400
2025-05-20$5.16$5.1641,500
2025-05-19$5.13$5.1358,500
2025-05-16$5.32$5.3236,500
2025-05-15$5.44$5.44109,800
2025-05-14$4.85$4.8571,800
2025-05-13$4.92$4.92267,900
2025-05-12$6.15$6.1556,200
2025-05-09$6.01$6.0162,600
2025-05-08$6.15$6.1570,600
2025-05-07$6.11$6.1135,500
2025-05-06$6.27$6.2795,000
2025-05-05$7.09$7.09107,100
2025-05-02$7.36$7.36120,200
2025-05-01$6.76$6.7654,400
2025-04-30$6.75$6.7581,500
2025-04-29$6.35$6.3551,900
2025-04-28$6.07$6.07133,500
2025-04-25$5.62$5.6250,900
2025-04-24$5.97$5.97115,900
2025-04-23$6.27$6.27100,100
2025-04-22$6.03$6.03107,800
2025-04-21$5.40$5.4081,400
2025-04-17$4.95$4.9578,000
2025-04-16$4.42$4.4293,100
2025-04-15$4.26$4.2641,900
2025-04-14$4.21$4.21173,200
2025-04-11$4.29$4.2996,800
2025-04-10$3.99$3.9948,400
2025-04-09$4.23$4.23101,900
2025-04-08$3.96$3.96129,400
2025-04-07$4.04$4.04226,300
2025-04-04$3.86$3.86143,600
2025-04-03$3.86$3.86411,500
2025-04-02$4.06$4.0694,400
2025-04-01$3.54$3.54149,200
2025-03-31$3.74$3.74302,600
2025-03-28$4.16$4.16157,300
2025-03-27$4.35$4.35187,400
2025-03-26$4.85$4.85389,600
2025-03-25$5.60$5.60271,200
2025-03-24$6.51$6.5145,400
2025-03-21$6.42$6.4287,300
2025-03-20$6.14$6.14108,500
2025-03-19$5.89$5.89127,100
2025-03-18$5.83$5.83199,600
2025-03-17$6.14$6.1499,900
2025-03-14$6.75$6.75101,800
2025-03-13$6.94$6.9435,700
2025-03-12$7.53$7.5328,400
2025-03-11$7.44$7.4487,400
2025-03-10$7.66$7.66233,100
2025-03-07$6.89$6.89160,100
2025-03-06$6.22$6.2274,300
2025-03-05$6.12$6.12167,900
2025-03-04$6.37$6.37374,200
2025-03-03$7.25$7.25135,800
2025-02-28$7.95$7.95120,800
2025-02-27$8.35$8.35210,300
2025-02-26$9.83$9.83541,300
2025-02-25$8.57$8.5788,740
2025-02-24$8.93$8.93178,120
2025-02-21$8.97$8.9770,500
2025-02-20$9.15$9.1537,793
2025-02-19$9.00$9.00151,287
2025-02-18$9.45$9.4571,487
2025-02-14$9.26$9.2652,787
2025-02-13$9.15$9.1547,133
2025-02-12$8.79$8.7958,040
2025-02-11$8.97$8.9775,580
2025-02-10$9.35$9.3567,287
2025-02-07$9.47$9.4748,373
2025-02-06$9.86$9.8634,527
2025-02-05$10.08$10.0867,200
2025-02-04$9.30$9.3061,653
2025-02-03$9.33$9.3353,113
2025-01-31$9.33$9.3351,607
2025-01-30$9.96$9.9642,720
2025-01-29$9.90$9.9031,080
2025-01-28$10.23$10.2335,853
2025-01-27$10.29$10.2931,973
2025-01-24$10.50$10.5028,880
2025-01-23$10.32$10.3245,060
2025-01-22$9.99$9.9996,553
2025-01-21$10.31$10.3155,887
2025-01-17$9.90$9.9038,107
2025-01-16$10.47$10.4729,693
2025-01-15$9.54$9.5432,920
2025-01-14$9.50$9.5044,947
2025-01-13$10.10$10.1038,253
2025-01-10$10.79$10.7956,600
2025-01-08$10.74$10.7427,327
2025-01-07$11.54$11.5421,807
2025-01-06$12.44$12.4494,020
2025-01-03$11.70$11.7043,873
2025-01-02$12.18$12.18173,293