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Check out our Dark Pool Levels

GNRC
GENERAC HOLDINGS INC
stock NYSE

At Close
Aug 18, 2026 3:59:52 PM EDT
211.67USD-4.330%(-9.58)852,178
203.68Bid   222.55Ask   18.87Spread
Pre-market
Aug 18, 2026 9:23:30 AM EDT
215.50USD-2.599%(-5.75)764
After-hours
Aug 18, 2026 4:08:30 PM EDT
212.05USD+0.179%(+0.38)15,802
OverviewOption ChainMax PainOption ChainHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
Expiration Dates
Aug 21, 2026Aug 28, 2026Sep 4, 2026Sep 11, 2026Sep 18, 2026Sep 25, 2026Oct 2, 2026Nov 20, 2026Dec 18, 2026Jan 15, 2027Feb 19, 2027May 21, 2027Aug 20, 2027Nov 19, 2027Jan 21, 2028

ITM/OTM for Aug 21, 2026View All Dates
Calls ITMCalls OTMPuts ITMPuts OTM
1,1256,6187243,370


GNRC Aug 21, 2026 Exp. - Volume by Strike
Puts
Calls

GNRC Aug 21, 2026 Exp. - Open Interest by Strike

Puts
Calls

GNRC Aug 21, 2026 Exp. - Max Pain @ $210.00

Puts
Calls


GNRC Aug 21, 2026 Exp. - Option Chain
In the Money (ITM)
Calls
StrikePriceChangeVolOILastContract Name
430.00 C0.10-75.00%91007-15GNRC260821C00430000
420.00 C0.60-50.00%11007-07GNRC260821C00420000
410.00 C0.09-97.95%11708-14GNRC260821C00410000
400.00 C0.01-96.00%379107-27GNRC260821C00400000
390.00 C0.35-47.76%26407-13GNRC260821C00390000
380.00 C2.76-63.68%611307-02GNRC260821C00380000
370.00 C0.09-89.16%12708-14GNRC260821C00370000
360.00 C0.09-99.10%13808-14GNRC260821C00360000
350.00 C0.09-10.00%16608-14GNRC260821C00350000
340.00 C0.10-60.00%36808-03GNRC260821C00340000
330.00 C0.09-75.00%124108-14GNRC260821C00330000
320.00 C0.14+40.00%136008-13GNRC260821C00320000
310.00 C0.09-55.00%119408-14GNRC260821C00310000
300.00 C0.03-90.00%498208-14GNRC260821C00300000
295.00 C00%0GNRC260821C00295000
290.00 C0.20-20.00%224608-17GNRC260821C00290000
285.00 C0.31-88.93%52108-14GNRC260821C00285000
280.00 C0.47+17.50%631908-14GNRC260821C00280000
275.00 C0.77-79.47%1108-03GNRC260821C00275000
270.00 C0.55+83.33%643908-14GNRC260821C00270000
265.00 C0.13+30.00%11108-17GNRC260821C00265000
260.00 C0.24-20.00%330508-17GNRC260821C00260000
255.00 C0.34-84.11%32208-17GNRC260821C00255000
250.00 C0.20-20.00%2420008-17GNRC260821C00250000
245.00 C1.05-34.38%824108-10GNRC260821C00245000
242.50 C0.750%1108-10GNRC260821C00242500
240.00 C0.40-47.37%2890008-17GNRC260821C00240000
237.50 C0.85-62.22%2308-17GNRC260821C00237500
235.00 C1.10-59.26%127208-17GNRC260821C00235000
232.50 C1.60+14.29%52708-17GNRC260821C00232500
230.00 C1.63-18.50%2521408-17GNRC260821C00230000
227.50 C2.62-15.48%97608-17GNRC260821C00227500
225.00 C2.89-23.34%2410208-17GNRC260821C00225000
222.50 C3.60-21.74%72308-17GNRC260821C00222500
220.00 C4.90-20.97%1033008-17GNRC260821C00220000
217.50 C7.10+20.14%11708-17GNRC260821C00217500
215.00 C8.90+6.59%25508-17GNRC260821C00215000
212.50 C13.60+45.45%41208-12GNRC260821C00212500
210.00 C11.53-28.83%320308-17GNRC260821C00210000
207.50 C11.60-8.66%78708-07GNRC260821C00207500
205.00 C17.00-13.04%15208-14GNRC260821C00205000
202.50 C20.00+18.34%11208-17GNRC260821C00202500
200.00 C21.95+19.42%440008-17GNRC260821C00200000
197.50 C19.27-0.77%304008-13GNRC260821C00197500
195.00 C21.52-18.21%305708-13GNRC260821C00195000
192.50 C25.10-3.83%21408-13GNRC260821C00192500
190.00 C32.17+7.23%33508-17GNRC260821C00190000
187.50 C24.700%1107-29GNRC260821C00187500
185.00 C15.00-42.97%14707-30GNRC260821C00185000
182.50 C00%0GNRC260821C00182500
180.00 C58.15-36.41%101207-07GNRC260821C00180000
177.50 C00%0GNRC260821C00177500
175.00 C49.30-56.72%2308-05GNRC260821C00175000
172.50 C00%0GNRC260821C00172500
170.00 C42.60-66.68%71108-06GNRC260821C00170000
165.00 C49.39+18.02%2408-11GNRC260821C00165000
160.00 C45.00+7.91%71108-03GNRC260821C00160000
155.00 C61.50+232.97%1308-14GNRC260821C00155000
150.00 C66.50+19.13%12708-14GNRC260821C00150000
145.00 C50.000%1107-28GNRC260821C00145000
140.00 C132.70+78.07%14106-29GNRC260821C00140000
135.00 C64.80-3.70%21507-29GNRC260821C00135000
130.00 C89.500%1107-21GNRC260821C00130000
125.00 C54.10+86.55%1402-05GNRC260821C00125000
120.00 C167.50+2.45%11007-01GNRC260821C00120000
115.00 C165.40-1.96%1306-29GNRC260821C00115000
110.00 C96.00-35.98%1907-29GNRC260821C00110000
105.00 C101.00-40.41%1207-29GNRC260821C00105000
100.00 C95.70+0.21%2607-29GNRC260821C00100000
95.00 C00%0GNRC260821C00095000
90.00 C146.50-17.46%1607-08GNRC260821C00090000
85.00 C161.50-4.72%1106-11GNRC260821C00085000
80.00 C00%0GNRC260821C00080000
75.00 C131.00-27.62%1607-29GNRC260821C00075000
70.00 C136.00-26.17%1107-29GNRC260821C00070000
Puts
StrikePriceChangeVolOILastContract Name
430.00 P00%0GNRC260821P00430000
420.00 P167.700%1106-11GNRC260821P00420000
410.00 P157.900%1106-11GNRC260821P00410000
400.00 P206.000%1007-28GNRC260821P00400000
390.00 P00%0GNRC260821P00390000
380.00 P110.500%1105-27GNRC260821P00380000
370.00 P98.20+2.61%676706-04GNRC260821P00370000
360.00 P159.32+62.24%2207-24GNRC260821P00360000
350.00 P149.350%2007-24GNRC260821P00350000
340.00 P00%0GNRC260821P00340000
330.00 P130.98-5.07%3307-31GNRC260821P00330000
320.00 P103.66+5.25%1008-13GNRC260821P00320000
310.00 P93.63+5.83%1208-13GNRC260821P00310000
300.00 P78.97-5.30%2308-14GNRC260821P00300000
295.00 P00%0GNRC260821P00295000
290.00 P73.40-10.49%8708-13GNRC260821P00290000
285.00 P68.430%12008-13GNRC260821P00285000
280.00 P85.50+28.73%1507-29GNRC260821P00280000
275.00 P00%0GNRC260821P00275000
270.00 P49.24-32.92%1808-05GNRC260821P00270000
265.00 P00%0GNRC260821P00265000
260.00 P45.76-3.87%14508-07GNRC260821P00260000
255.00 P00%0GNRC260821P00255000
250.00 P28.98-20.06%64208-12GNRC260821P00250000
245.00 P00%0GNRC260821P00245000
242.50 P00%0GNRC260821P00242500
240.00 P18.71-13.70%14608-17GNRC260821P00240000
237.50 P00%0GNRC260821P00237500
235.00 P32.300%1107-20GNRC260821P00235000
232.50 P39.500%1107-31GNRC260821P00232500
230.00 P10.25-14.58%218208-17GNRC260821P00230000
227.50 P8.55-27.54%6408-17GNRC260821P00227500
225.00 P6.61-27.76%165408-17GNRC260821P00225000
222.50 P5.23-26.54%72408-17GNRC260821P00222500
220.00 P4.60-21.37%1010208-17GNRC260821P00220000
217.50 P3.00-34.78%1808-17GNRC260821P00217500
215.00 P2.23-38.06%288008-17GNRC260821P00215000
212.50 P1.92-23.20%203508-17GNRC260821P00212500
210.00 P1.30-33.33%2927808-17GNRC260821P00210000
207.50 P0.99-49.23%129008-17GNRC260821P00207500
205.00 P0.55-62.07%1124708-17GNRC260821P00205000
202.50 P4.00+8.11%495008-07GNRC260821P00202500
200.00 P0.31-58.67%7734408-17GNRC260821P00200000
197.50 P0.77+18.46%19508-17GNRC260821P00197500
195.00 P0.13-76.36%239208-17GNRC260821P00195000
192.50 P2.08-77.87%62208-10GNRC260821P00192500
190.00 P0.10-72.22%417508-17GNRC260821P00190000
187.50 P7.10+13.60%14907-31GNRC260821P00187500
185.00 P0.05-66.67%14908-17GNRC260821P00185000
182.50 P5.05-26.81%3207-31GNRC260821P00182500
180.00 P0.200.00%111408-17GNRC260821P00180000
177.50 P3.800%1107-31GNRC260821P00177500
175.00 P1.08+980.00%15508-14GNRC260821P00175000
172.50 P0.58-10.77%42608-05GNRC260821P00172500
170.00 P0.09-10.00%2012908-13GNRC260821P00170000
165.00 P0.20-82.61%110008-06GNRC260821P00165000
160.00 P0.05-44.44%13708-17GNRC260821P00160000
155.00 P0.98+292.00%13308-14GNRC260821P00155000
150.00 P0.26-82.31%45308-04GNRC260821P00150000
145.00 P0.25-30.56%61808-03GNRC260821P00145000
140.00 P0.11-45.00%11,08608-05GNRC260821P00140000
135.00 P1.10-23.61%32008-03GNRC260821P00135000
130.00 P0.85-34.11%13307-28GNRC260821P00130000
125.00 P0.61+22.00%14606-11GNRC260821P00125000
120.00 P0.45+18.42%112306-10GNRC260821P00120000
115.00 P0.25-79.17%81107-23GNRC260821P00115000
110.00 P0.80-44.83%203203-03GNRC260821P00110000
105.00 P0.56-55.20%1604-21GNRC260821P00105000
100.00 P0.10-90.57%103607-15GNRC260821P00100000
95.00 P0.30-67.39%21206-09GNRC260821P00095000
90.00 P0.30-9.09%1406-10GNRC260821P00090000
85.00 P00%0GNRC260821P00085000
80.00 P0.050%1108-17GNRC260821P00080000
75.00 P0.050%1108-14GNRC260821P00075000
70.00 P00%0GNRC260821P00070000


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