Sterling Infrastructure (STRL) Options Chain

NASDAQ: STRLIndustrialsMilitary/Government/TechnicalUSD

513.00-5.41 (-1.04%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Dec 18, 2026
Days to expiration: 68
Share price: $513.00
Put/call ratio (OI): 1.10
Put/call ratio (volume): 1.13
ATM implied volatility: 67.7%
Expected move: ±$150.00
Open interest (C / P): 2.28K / 2.51K

STRL options summary

The STRL options chain for the December 18, 2026 expiration lists 100 call and 86 put contracts, with 68 days until expiration. Open interest stands at 2,280 calls and 2,513 puts, a put/call ratio of 1.10, which is fairly balanced between calls and puts. At-the-money implied volatility near the $510.00 strike is 67.7%, which implies the market expects a move of about ±$150.00 (29.2%) in Sterling Infrastructure stock by expiration.

The most open interest sits at the $540.00 call (165 contracts) and the $340.00 put (274 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

STRL options chain · December 18, 2026

STRL calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
2	2	—	696.00	340.70	358.00	150.00	0.00	1.25	0.61	125.8%	1	32
1	1	—	216.25	294.00	297.90	155.00	0.00	4.80	3.10	151.1%	1	7
—	—	—	—	—	—	160.00	0.00	0.00	0.75	50.0%	1	0
1	1	138.4%	354.00	341.80	358.10	165.00	0.00	7.20	1.35	155.2%	1	3
3	1	—	655.10	321.50	338.40	170.00	0.00	7.30	2.00	151.8%	—	2
7	1	134.6%	344.00	332.00	348.40	175.00	0.00	4.00	1.42	132.3%	4	4
0	1	—	266.80	0.00	0.00	180.00	0.00	4.90	0.55	133.9%	1	12
1	1	—	655.30	307.70	324.00	185.00	0.00	0.00	1.05	50.0%	—	0
4	1	—	668.00	525.00	541.70	190.00	0.00	7.50	3.45	138.4%	2	1
4	—	—	518.42	297.70	314.20	195.00	0.00	0.00	3.06	50.0%	1	0
1	2	—	595.48	692.40	708.00	200.00	0.10	4.90	0.10	121.9%	1	69
2	1	—	631.40	284.20	300.40	210.00	0.00	4.90	2.88	115.7%	3	13
9	1	—	571.40	274.70	290.40	220.00	0.05	6.70	4.00	117.3%	11	20
26	4	—	496.62	264.40	281.40	230.00	0.00	4.90	2.24	105.0%	1	8
0	1	—	196.50	0.00	0.00	240.00	0.00	3.00	1.00	91.7%	1	17
8	4	103.2%	234.58	258.50	274.80	250.00	0.00	2.30	1.58	83.5%	1	38
4	2	99.7%	201.40	248.70	265.10	260.00	0.00	4.90	1.70	90.7%	1	8
4	3	669.4%	626.35	451.50	467.80	270.00	0.05	7.60	1.60	94.5%	1	17
5	2	90.3%	563.90	221.20	236.90	280.00	0.05	5.30	5.06	83.4%	1	22
7	3	605.3%	609.37	433.00	449.90	290.00	0.05	4.90	7.80	78.0%	1	18
19	1	89.5%	206.00	210.70	226.90	300.00	0.60	3.80	2.59	72.3%	4	116
7	2	84.8%	190.22	201.90	215.60	310.00	0.10	8.60	2.79	79.3%	2	8
9	1	69.5%	557.50	188.30	203.90	320.00	1.10	8.90	5.19	77.7%	1	41
11	3	83.1%	147.59	183.10	198.70	330.00	0.20	9.30	6.67	72.6%	1	57
15	1	—	222.00	156.70	172.60	340.00	1.00	9.90	4.97	71.1%	1	274
17	1	77.6%	144.00	164.90	179.30	350.00	1.95	10.00	6.00	68.7%	22	71
10	1	77.3%	172.00	156.50	171.00	360.00	4.80	11.80	6.19	71.2%	3	112
8	3	76.8%	143.60	147.90	163.10	370.00	4.70	13.60	8.27	69.1%	1	80
0	1	—	223.70	0.00	0.00	380.00	8.40	14.90	10.20	70.5%	2	33
23	1	50.7%	186.92	120.10	136.00	390.00	8.30	16.50	8.40	67.7%	12	12
7	5	73.3%	183.40	123.50	138.20	400.00	10.60	17.10	13.75	66.1%	1	73
61	1	72.4%	135.60	116.00	130.10	410.00	12.80	20.40	10.40	66.6%	4	42
23	1	72.3%	119.00	109.30	122.80	420.00	15.40	22.70	16.51	66.1%	5	52
10	1	72.1%	157.94	101.90	116.50	430.00	18.10	26.10	24.70	66.1%	5	40
23	1	70.6%	112.00	96.70	106.70	440.00	21.50	29.50	23.65	66.2%	1	29
35	14	70.2%	102.60	90.20	100.10	450.00	25.00	32.90	29.31	65.9%	6	72
20	1	71.0%	86.40	85.00	94.70	460.00	27.60	35.90	30.91	64.5%	10	72
19	2	71.2%	97.76	79.50	89.20	470.00	30.70	40.60	25.39	64.2%	1	118
14	14	70.9%	85.50	73.90	83.60	480.00	35.20	45.10	40.36	64.2%	1	32
12	1	71.0%	78.24	69.10	78.20	490.00	40.60	50.10	42.62	64.7%	30	46
109	10	71.1%	79.60	64.30	73.60	500.00	48.00	55.00	49.93	66.0%	11	123
23	1	71.2%	75.00	59.80	69.00	510.00	50.40	60.40	52.50	64.3%	1	54
STRL $513.00
62	1	71.6%	66.14	55.50	65.40	520.00	55.90	65.90	58.40	64.2%	1	89
13	1	71.3%	48.22	51.30	60.80	530.00	61.10	70.90	72.00	63.3%	3	20
165	5	71.4%	50.55	47.50	57.20	540.00	67.60	77.50	60.98	63.8%	80	194
40	1	71.4%	50.50	43.70	53.70	550.00	73.50	83.10	62.83	63.1%	3	13
140	3	72.0%	56.00	40.80	50.80	560.00	80.70	90.70	79.24	63.9%	16	29
12	2	71.7%	45.00	37.40	47.20	570.00	88.20	98.10	81.21	64.6%	1	9
121	1	71.4%	33.51	34.20	44.00	580.00	94.90	104.90	92.99	64.2%	2	14
47	30	72.0%	37.57	31.90	41.70	590.00	100.40	113.00	101.00	63.6%	1	7
120	47	69.8%	32.00	29.60	35.00	600.00	107.50	120.30	88.00	63.3%	5	51
22	2	70.2%	26.80	25.90	34.40	610.00	145.60	161.00	109.22	100.9%	1	3
23	2	70.0%	30.45	23.40	32.00	620.00	123.00	136.50	120.21	63.6%	1	8
37	2	69.6%	25.62	18.90	27.80	640.00	0.00	0.00	162.63	—	1	0
22	1	70.6%	25.38	16.30	24.80	660.00	155.70	169.50	216.89	63.4%	1	45
76	1	70.9%	15.50	13.60	21.80	680.00	172.50	186.70	181.70	62.9%	2	57
86	3	71.6%	14.15	12.30	18.70	700.00	0.00	0.00	179.00	—	4	0
12	1	71.3%	13.72	9.30	16.70	720.00	207.70	222.70	214.00	62.2%	1	6
72	2	71.0%	12.50	7.30	14.50	740.00	226.10	241.00	190.00	61.9%	1	11
14	3	71.5%	13.60	5.30	13.60	760.00	245.10	260.00	250.00	62.5%	1	8
20	1	72.0%	17.00	3.90	12.60	780.00	263.30	278.00	302.46	59.7%	1	17
3	2	72.9%	8.35	3.80	12.10	790.00	273.30	288.00	286.00	61.0%	1	29
90	11	72.9%	8.45	3.40	11.30	800.00	309.40	325.10	310.00	112.3%	1	15
6	2	93.7%	110.00	12.50	21.60	810.00	—	—	—	—	—	—
0	3	25.0%	21.80	0.00	0.00	820.00	0.00	0.00	320.00	—	1	0
3	2	78.2%	72.16	2.90	12.70	830.00	246.60	262.60	188.52	—	1	1
14	1	73.7%	4.99	1.35	9.80	840.00	0.00	0.00	281.96	—	1	0
23	1	74.3%	5.50	1.20	9.50	850.00	356.70	373.10	331.22	117.2%	2	7
76	2	74.9%	2.20	0.90	9.40	860.00	0.00	0.00	167.70	—	2	0
30	1	75.0%	6.71	0.40	9.20	870.00	0.00	0.00	213.64	—	1	0
20	1	76.5%	10.98	0.65	9.10	880.00	386.00	402.90	326.00	121.1%	1	1
3	1	76.1%	5.60	0.10	8.70	890.00	—	—	—	—	—	—
134	2	71.8%	4.60	0.40	5.60	900.00	216.80	232.60	210.00	—	—	1
0	2	25.0%	27.98	0.00	0.00	910.00	—	—	—	—	—	—
10	2	82.0%	55.93	0.30	10.00	920.00	418.60	434.30	309.08	113.8%	5	5
0	3	25.0%	24.70	0.00	0.00	930.00	0.00	0.00	376.00	—	8	0
9	1	76.4%	8.00	0.05	6.10	940.00	—	—	—	—	—	—
6	2	75.6%	2.50	0.05	5.30	950.00	—	—	—	—	—	—
3	1	97.2%	96.17	4.70	13.10	960.00	—	—	—	—	—	—
4	3	95.6%	58.97	4.20	11.50	970.00	319.90	335.40	244.62	—	3	7
7	5	97.6%	96.38	4.00	12.40	980.00	267.60	283.60	281.60	—	—	1
3	1	191.7%	144.48	64.20	74.20	990.00	496.00	511.40	478.00	134.8%	—	0
42	7	79.4%	0.05	0.05	4.90	1,000.00	0.00	0.00	454.00	—	1	0
0	1	25.0%	18.00	0.00	0.00	1,020.00	394.50	410.40	303.90	—	2	2
—	—	—	—	—	—	1,040.00	308.20	320.70	324.00	—	—	1
6	1	93.3%	23.79	0.05	8.60	1,060.00	—	—	—	—	—	—
1	1	86.5%	5.50	0.05	4.90	1,080.00	575.80	592.00	391.50	128.0%	1	1
0	1	25.0%	14.82	0.00	0.00	1,100.00	424.90	437.20	370.21	—	7	8
0	1	25.0%	13.79	0.00	0.00	1,120.00	363.80	380.50	395.80	—	—	2
0	3	25.0%	12.90	0.00	0.00	1,140.00	378.70	395.10	412.90	—	—	1
10	1	83.9%	1.52	0.00	2.45	1,160.00	—	—	—	—	—	—
10	2	193.3%	108.10	47.40	57.40	1,180.00	—	—	—	—	—	—
9	1	86.0%	3.76	0.00	2.30	1,200.00	—	—	—	—	—	—
1	1	97.4%	3.80	0.05	4.90	1,220.00	—	—	—	—	—	—
29	1	98.7%	0.30	0.00	4.90	1,240.00	—	—	—	—	—	—
2	1	100.1%	0.95	0.00	4.90	1,260.00	—	—	—	—	—	—
3	1	101.5%	0.90	0.00	4.90	1,280.00	624.60	639.60	542.70	—	—	1
7	2	102.8%	2.15	0.00	4.90	1,300.00	0.00	0.00	563.00	—	—	0
1	1	104.2%	2.00	0.00	4.90	1,320.00	—	—	—	—	—	—
4	1	105.5%	0.90	0.00	4.90	1,340.00	—	—	—	—	—	—
14	1	106.8%	2.48	0.00	4.90	1,360.00	—	—	—	—	—	—
29	1	108.0%	2.43	0.00	4.90	1,380.00	673.80	689.50	576.80	—	1	1

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the STRL put/call ratio?

For the December 18, 2026 expiration, the STRL put/call ratio based on open interest is 1.10 (2,513 puts vs 2,280 calls), and 1.13 based on today's volume. A ratio above 1 means more puts than calls.

What is STRL's implied volatility?

At-the-money implied volatility for STRL options expiring December 18, 2026 is about 67.7%, an annualized estimate of how much the market expects Sterling Infrastructure stock to move.

How many STRL option expiration dates are there?

STRL has 5 listed expiration dates, from Oct 16, 2026 to Mar 19, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.