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RGEN
Repligen Corp
stock NASDAQ

Market Open

Jan 22, 2026 12:13:17 PM EST

167.35USD-1.539%(-2.62)241,616

168.40Bid 168.76Ask 0.36Spread

Pre-market

Jan 21, 2026 9:13:30 AM EST

163.00USD-4.101%(-6.97)0

After-hours

Jan 21, 2026 4:00:30 PM EST

169.97USD+0.082%(+0.14)0

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Feb 20, 2026 Mar 20, 2026 May 15, 2026 Jun 18, 2026 Aug 21, 2026

ITM/OTM for Feb 20, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
171	281	6	1,168

RGEN Feb 20, 2026 Exp. - Volume by Strike

Puts

Calls

RGEN Feb 20, 2026 Exp. - Open Interest by Strike

Puts

Calls

RGEN Feb 20, 2026 Exp. - Max Pain @ $160.00

Puts

Calls

RGEN Feb 20, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
240 C	0.75	0%	1	0	11-26	RGEN260220C00240000
230 C	0.03	-96.47%	1	3	01-20	RGEN260220C00230000
220 C	0.32	-68.00%	1	4	12-24	RGEN260220C00220000
210 C	0.40	-20.00%	1	7	01-05	RGEN260220C00210000
200 C	0.45	-25.00%	1	9	01-20	RGEN260220C00200000
195 C	0.65	-43.48%	1	9	01-20	RGEN260220C00195000
190 C	0.95	-5.94%	1	8	01-20	RGEN260220C00190000
185 C	3.20	+50.23%	2	9	01-21	RGEN260220C00185000
180 C	4.00	+17.65%	1	13	01-21	RGEN260220C00180000
175 C	6.50	+36.84%	1	41	01-21	RGEN260220C00175000
170 C	8.80	+62.06%	4	178	01-21	RGEN260220C00170000
165 C	8.90	+1.14%	6	22	01-20	RGEN260220C00165000
160 C	11.80	-5.75%	5	64	01-20	RGEN260220C00160000
155 C	15.03	+7.28%	2	11	01-16	RGEN260220C00155000
150 C	17.37	-18.10%	1	6	01-14	RGEN260220C00150000
145 C	19.35	-29.87%	1	3	11-17	RGEN260220C00145000
140 C	29.25	+18.18%	1	17	01-12	RGEN260220C00140000
135 C	39.30	+79.04%	1	6	11-26	RGEN260220C00135000
130 C	38.30	-12.95%	1	9	01-12	RGEN260220C00130000
125 C	42.17	-0.31%	1	3	01-12	RGEN260220C00125000
120 C	40.00	-15.79%	1	3	12-16	RGEN260220C00120000
115 C	45.30	+109.72%	1	11	10-16	RGEN260220C00115000
110 C	22.50	+7.14%	2	3	09-25	RGEN260220C00110000
105 C	45.10	+64.60%	3	2	10-02	RGEN260220C00105000
100 C	0	0%	0			RGEN260220C00100000
95 C	41.70	0%	1	1	07-29	RGEN260220C00095000
90 C	0	0%	0			RGEN260220C00090000
85 C	66.00	+35.25%	1	5	10-15	RGEN260220C00085000
80 C	84.66	-0.34%	2	2	12-23	RGEN260220C00080000
75 C	0	0%	0			RGEN260220C00075000
70 C	95.80	0%	1	1	12-11	RGEN260220C00070000
65 C	103.04	+7.56%	1	2	01-09	RGEN260220C00065000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
240 P	0	0%	0			RGEN260220P00240000
230 P	0	0%	0			RGEN260220P00230000
220 P	0	0%	0			RGEN260220P00220000
210 P	0	0%	0			RGEN260220P00210000
200 P	0	0%	0			RGEN260220P00200000
195 P	0	0%	0			RGEN260220P00195000
190 P	0	0%	0			RGEN260220P00190000
185 P	0	0%	0			RGEN260220P00185000
180 P	0	0%	0			RGEN260220P00180000
175 P	0	0%	0			RGEN260220P00175000
170 P	11.60	-3.73%	3	6	01-16	RGEN260220P00170000
165 P	9.83	-8.98%	3	138	01-16	RGEN260220P00165000
160 P	8.75	-23.91%	1	3	01-14	RGEN260220P00160000
155 P	5.33	0.00%	3	7	01-16	RGEN260220P00155000
150 P	3.15	-38.24%	7	801	01-21	RGEN260220P00150000
145 P	2.63	-1.13%	3	14	01-16	RGEN260220P00145000
140 P	3.00	+68.54%	1	3	01-20	RGEN260220P00140000
135 P	2.95	+3.51%	1	3	12-12	RGEN260220P00135000
130 P	0.95	-57.78%	1	142	01-09	RGEN260220P00130000
125 P	1.55	0.00%	1	8	12-15	RGEN260220P00125000
120 P	1.10	-45.00%	1	3	12-11	RGEN260220P00120000
115 P	1.85	-11.90%	1	4	11-21	RGEN260220P00115000
110 P	1.10	-66.87%	1	5	11-24	RGEN260220P00110000
105 P	0.90	-48.57%	2	4	11-21	RGEN260220P00105000
100 P	0.60	-58.62%	1	4	11-24	RGEN260220P00100000
95 P	0.65	-56.67%	1	7	10-29	RGEN260220P00095000
90 P	0.50	-50.00%	1	6	10-29	RGEN260220P00090000
85 P	2.00	-14.89%	1	4	09-25	RGEN260220P00085000
80 P	1.85	-22.92%	2	5	07-14	RGEN260220P00080000
75 P	0.45	-65.38%	1	3	10-08	RGEN260220P00075000
70 P	1.00	-4.76%	2	4	07-14	RGEN260220P00070000
65 P	0	0%	0			RGEN260220P00065000

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