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GNRC · Generac Holdings Inc. · Options Chain

Track GNRC — free
Market Cap
$12.23B
Shares
59.01M

Options Chain

Underlying $207.44 · at close Sep 18, 2026 Options Calculator
The selected snapshot is partial. Contract totals and positioning figures use only the returned rows.

Positioning

Sep 25, 2026 · 5 days to expiry · at least 109 contracts returned · mixed daily-bar sessions · Aug 11, 2026–Sep 18, 2026; 41 unknown
Put / call OI
0.44
Call-heavy positioning · partial
Open interest
3,838
as of Sep 17, 2026 · returned rows only
Volume
dated and unknown daily-bar sessions

Open interest by strike · near the money

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator
OI Vol IV Δ Bid Ask Last Strike Last Bid Ask Δ IV Vol OI
$96.20 $99.90 $0.00 $0.95
$91.40 $94.90 $0.00 $2.15
$86.40 $89.90 $0.00 $2.15
$81.50 $84.90 $0.00 $2.15
$76.40 $79.90 $0.05 $0.00 $0.05 1 16
$71.40 $74.90 $0.00 $2.15
2 1 $66.50 $69.10 $70.34 $0.00 $2.15
$61.40 $64.90 $0.05 $0.00 $0.05 1 1
$58.50 $61.10 $0.00 $2.15
$0.00 $2.15
6 2 $56.50 $59.10 $61.10 $0.05 $0.00 $0.05 1 9
$54.00 $56.90 $0.00 $2.15
$51.40 $55.00 $0.05 $0.00 $0.05 55 189
$48.90 $52.50 $0.00 $2.15
$46.40 $50.00 $0.15 $0.00 $0.10 25 63
$43.90 $47.50 $0.15 $0.00 $2.15 1 1
$41.50 $45.00 $0.30 $0.00 $0.10 40 39
4 1 $39.00 $41.60 $55.17 $1.80 $0.00 $2.15 1 1
1 1 $36.50 $39.00 $16.00 $0.13 $0.00 $0.15 25 30
$34.10 $36.80 $0.15 $0.00 $0.70 111 6
3 4 $31.60 $34.20 $7.50 $0.15 $0.00 $0.75 7 64
12 20 $29.10 $31.80 $30.13 $4.70 $0.00 $0.40 1 2
30 120 $26.60 $29.70 $27.68 $0.30 $0.05 $0.55 -0.04 74% 16 46
6 2 $24.20 $26.70 $27.14 $0.45 $0.20 $0.30 -0.038 66% 18 1
57 6 $22.10 $24.30 $22.70 $0.55 $0.15 $0.50 -0.049 63.7% 13 79
5 3 $19.40 $22.80 $27.00 $0.65 $0.05 $0.90 -0.068 63.1% 28 27
27 8 $17.10 $19.70 $16.50 $0.60 $0.30 $0.90 -0.086 60.4% 119 159
44 5 $14.80 $17.40 $22.90 $0.90 $0.45 $1.45 -0.124 61.7% 12 22
790 4 40.6% 0.927 $12.90 $15.20 $12.50 $1.27 $1.05 $1.50 -0.159 60.4% 15 91
3 1 51.3% 0.829 $11.40 $13.40 $10.78 $1.75 $1.55 $2.15 -0.21 61.4% 54 57
226 104 54.7% 0.758 $9.30 $12.10 $11.00 $2.48 $2.20 $2.80 -0.264 61.5% 221 92
18 16 54.8% 0.693 $8.00 $9.90 $8.80 $4.75 $2.65 $4.60 -0.332 65.2% 66 15
33 221 53.1% 0.626 $6.40 $8.00 $7.20 $4.38 $3.70 $5.10 -0.389 63% 42 37
65 265 54.2% 0.55 $5.40 $6.40 $6.05 $5.50 $4.60 $6.30 -0.453 62.3% 61 30
284 640 53.8% 0.474 $4.10 $5.20 $4.97 $9.60 $5.80 $7.30 -0.52 60.3% 7 44
46 33 55.8% 0.405 $3.30 $4.30 $4.02 $12.06 $7.50 $9.60 -0.576 66.1% 2 10
81 173 54.5% 0.333 $2.35 $3.30 $3.08 $12.50 $9.10 $11.20 -0.634 66.2% 7 25
205 196 58.3% 0.231 $1.80 $1.90 $1.94 $16.10 $12.70 $15.20 -0.729 69.1% 23 2
214 58 61.1% 0.156 $0.85 $1.50 $1.01 $16.50 $17.20 $19.50 -0.79 75.3% 5 4
248 218 62.8% 0.1 $0.60 $0.80 $0.70 $50.97 $21.70 $23.80 -0.845 78.3% 1
70 46 $0.00 $1.65 $0.25 $32.00 $26.30 $28.90 -0.868 86.7% 40 2
133 66 75.3% 0.062 $0.15 $0.80 $0.20 $32.64 $30.90 $33.80 -0.893 91.9% 20 6
8 3 $0.00 $0.55 $0.24 $35.50 $38.70 -0.916 95.3%
25 8 87.9% 0.044 $0.05 $0.70 $0.10 $34.00 $41.20 $43.70 2 1
6 3 $0.00 $0.55 $0.14 $57.53 $45.20 $48.70 -0.936 108.1% 1
14 2 $0.00 $0.25 $0.15 $47.80 $50.20 $53.70 1
1 1 $0.00 $2.15 $3.02 $56.00 $58.70
$0.00 $2.15 $61.00 $63.70
$0.00 $0.10 $60.70 $65.50 $68.20 1
$0.00 $2.15 $71.20 $73.70
$0.00 $2.15 $75.20 $78.80
$0.00 $2.15 $80.20 $83.80
$0.00 $2.15 $85.20 $88.80
$0.00 $2.15 $90.90 $93.70
1 $0.00 $2.15 $0.05 $95.50 $98.70
About this data

Each contract's last price, day range and volume belong to the daily-bar session shown in its details; unknown means the source omitted that timestamp. Open interest has its own effective date shown separately; implied volatility and greeks are model values computed when fetched. This chain has mixed daily-bar sessions · Aug 11, 2026–Sep 18, 2026; 41 unknown. Positioning totals are shown only when every returned open-interest value has the same known effective date. Bid and ask are real-time consolidated OPRA readings.

The selected expiration snapshot also reached its safety bound; totals and positioning figures cover only the returned rows, and completeness-dependent max pain and at-the-money volatility are withheld.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. The 25 strikes around the money are shown by default — switch to "All 55" for the wings.

Key facts CIK 1474735 CUSIP 368736104 13F (30d) 30 filings 19 filers Visit website Investor relations