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RGEN
Repligen Corp
stock NASDAQ

At Close

Sep 4, 2026 3:59:55 PM EDT

167.51USD-1.238%(-2.10)806,067

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 4, 2026 9:25:30 AM EDT

168.40USD-0.713%(-1.21)487

After-hours

Sep 4, 2026 4:00:30 PM EDT

167.60USD+0.054%(+0.09)109,290

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Sep 18, 2026 Oct 16, 2026 Nov 20, 2026 Dec 18, 2026 Feb 19, 2027 Jun 17, 2027 Dec 17, 2027

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
165	36	1	1,867

RGEN Dec 18, 2026 Exp. - Volume by Strike

Puts

Calls

RGEN Dec 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

RGEN Dec 18, 2026 Exp. - Max Pain @ $140.00

Puts

Calls

RGEN Dec 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
270 C	1.40	0%	1	1	08-28	RGEN261218C00270000
260 C	1.90	+18.75%	1	4	08-28	RGEN261218C00260000
250 C	2.30	-11.54%	1	3	08-27	RGEN261218C00250000
240 C	3.50	+40.00%	1	3	08-27	RGEN261218C00240000
230 C	2.65	0%	1	1	08-11	RGEN261218C00230000
220 C	1.85	-26.00%	1	4	08-04	RGEN261218C00220000
210 C	2.65	+55.88%	1	2	08-04	RGEN261218C00210000
200 C	7.90	+2.60%	1	2	08-13	RGEN261218C00200000
195 C	9.00	+239.62%	1	1	08-10	RGEN261218C00195000
190 C	15.50	+175.80%	1	2	08-19	RGEN261218C00190000
185 C	0	0%	0			RGEN261218C00185000
180 C	0	0%	0			RGEN261218C00180000
175 C	8.10	-19.32%	12	12	07-08	RGEN261218C00175000
170 C	19.20	0%	1	1	08-10	RGEN261218C00170000
165 C	23.08	+20.21%	1	85	09-02	RGEN261218C00165000
160 C	0	0%	0			RGEN261218C00160000
155 C	0	0%	0			RGEN261218C00155000
150 C	27.57	0%	27	27	08-10	RGEN261218C00150000
145 C	43.50	+219.85%	1	2	08-24	RGEN261218C00145000
140 C	33.89	+130.54%	27	37	08-10	RGEN261218C00140000
135 C	0	0%	0			RGEN261218C00135000
130 C	0	0%	0			RGEN261218C00130000
125 C	0	0%	0			RGEN261218C00125000
120 C	49.00	+31.72%	1	1	08-07	RGEN261218C00120000
115 C	0	0%	0			RGEN261218C00115000
110 C	0	0%	0			RGEN261218C00110000
105 C	0	0%	0			RGEN261218C00105000
100 C	0	0%	0			RGEN261218C00100000
95 C	60.90	0%	6	6	07-28	RGEN261218C00095000
90 C	55.10	0%	1	1	07-28	RGEN261218C00090000
85 C	70.00	0%	5	5	07-28	RGEN261218C00085000
80 C	59.30	0%	1	1	07-21	RGEN261218C00080000
75 C	0	0%	0			RGEN261218C00075000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
270 P	0	0%	0			RGEN261218P00270000
260 P	0	0%	0			RGEN261218P00260000
250 P	0	0%	0			RGEN261218P00250000
240 P	0	0%	0			RGEN261218P00240000
230 P	0	0%	0			RGEN261218P00230000
220 P	0	0%	0			RGEN261218P00220000
210 P	0	0%	0			RGEN261218P00210000
200 P	0	0%	0			RGEN261218P00200000
195 P	0	0%	0			RGEN261218P00195000
190 P	0	0%	0			RGEN261218P00190000
185 P	0	0%	0			RGEN261218P00185000
180 P	0	0%	0			RGEN261218P00180000
175 P	0	0%	0			RGEN261218P00175000
170 P	17.30	0%	1	1	09-01	RGEN261218P00170000
165 P	0	0%	0			RGEN261218P00165000
160 P	16.40	0%	1	1	08-13	RGEN261218P00160000
155 P	0	0%	0			RGEN261218P00155000
150 P	0	0%	0			RGEN261218P00150000
145 P	6.55	0%	1	1	08-19	RGEN261218P00145000
140 P	8.48	0%	29	27	08-10	RGEN261218P00140000
135 P	0	0%	0			RGEN261218P00135000
130 P	5.78	0%	29	27	08-10	RGEN261218P00130000
125 P	2.15	-83.40%	1	1	08-13	RGEN261218P00125000
120 P	12.03	0%	1,800	1,800	07-27	RGEN261218P00120000
115 P	2.70	0%	1	1	08-10	RGEN261218P00115000
110 P	0	0%	0			RGEN261218P00110000
105 P	1.28	-5.19%	10	2	08-18	RGEN261218P00105000
100 P	0	0%	0			RGEN261218P00100000
95 P	0.80	-68.63%	1	3	08-07	RGEN261218P00095000
90 P	1.60	-45.76%	1	2	07-17	RGEN261218P00090000
85 P	2.00	0%	1	1	07-01	RGEN261218P00085000
80 P	1.40	-3.45%	1	1	07-02	RGEN261218P00080000
75 P	0	0%	0			RGEN261218P00075000

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