Cloudflare (NET) Options Chain

NYSE: NETTechnologyComputer Software: Prepackaged SoftwareUSD

360.93+19.04 (+5.57%)

At close: Oct 9, 4:03 PM ET · Delayed 15 min

Expiration date

Expiration: Sep 17, 2027
Days to expiration: 341
Share price: $360.93
Put/call ratio (OI): 0.79
Put/call ratio (volume): 1.43
ATM implied volatility: 33.3%
Expected move: ±$116.07
Open interest (C / P): 3.02K / 2.39K

NET options summary

The NET options chain for the September 17, 2027 expiration lists 53 call and 49 put contracts, with 341 days until expiration. Open interest stands at 3,019 calls and 2,390 puts, a put/call ratio of 0.79, which is fairly balanced between calls and puts. At-the-money implied volatility near the $360.00 strike is 33.3%, which implies the market expects a move of about ±$116.07 (32.2%) in Cloudflare stock by expiration.

The most open interest sits at the $330.00 call (546 contracts) and the $200.00 put (323 contracts).

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

NET options chain · September 17, 2027

NET 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	1	101.8%	243.50	279.00	282.85	85.00	0.29	1.74	1.56	74.6%	1	78
—	—	—	—	—	—	90.00	0.50	1.71	2.30	72.8%	4	33
2	1	—	163.00	191.00	195.00	95.00	—	—	—	—	—	—
3	2	95.5%	255.55	265.00	269.15	100.00	0.51	2.14	1.65	69.5%	1	62
32	1	94.0%	245.20	260.50	264.65	105.00	1.08	2.62	2.24	71.1%	10	60
—	—	—	—	—	—	110.00	1.19	3.55	3.09	71.8%	11	59
0	—	—	116.18	105.50	110.50	115.00	0.00	0.00	4.00	25.0%	50	0
7	1	90.7%	237.70	247.00	252.00	120.00	1.90	3.45	5.20	68.6%	3	55
0	1	—	166.00	0.00	0.00	125.00	2.18	3.85	4.61	67.9%	1	3
0	1	—	167.52	0.00	0.00	130.00	2.58	4.70	4.12	68.3%	1	6
0	—	—	191.00	0.00	0.00	135.00	11.15	14.60	18.75	92.8%	1	233
2	1	—	159.00	154.50	158.50	140.00	2.57	4.95	4.55	64.3%	4	52
0	5	—	152.50	0.00	0.00	145.00	8.60	11.15	16.10	80.0%	1	21
1	2	82.4%	214.55	221.00	225.00	150.00	3.90	6.05	5.30	64.2%	50	63
0	1	—	88.96	0.00	0.00	155.00	5.05	6.85	6.75	65.0%	1	98
8	1	—	142.00	139.20	143.50	160.00	5.20	7.50	7.83	63.9%	1	127
9	1	80.4%	176.09	209.20	212.50	165.00	5.90	8.30	11.89	63.8%	1	24
3	1	79.5%	195.60	205.00	208.50	170.00	6.65	9.15	10.58	63.6%	1	14
6	1	—	125.00	126.50	130.80	175.00	7.40	10.00	17.00	63.3%	1	14
4	1	78.0%	188.00	197.00	200.40	180.00	7.95	10.85	9.68	62.7%	1	19
0	4	—	152.00	0.00	0.00	185.00	0.00	0.00	17.00	12.5%	1	0
3	1	76.2%	165.20	188.50	192.70	190.00	10.05	12.75	13.80	62.5%	11	18
0	1	—	69.92	0.00	0.00	195.00	0.00	0.00	22.65	12.5%	1	0
17	1	75.6%	181.00	181.70	185.10	200.00	11.85	15.10	14.85	62.0%	78	323
32	1	74.5%	165.53	174.15	177.80	210.00	14.80	16.85	15.30	61.6%	7	64
11	3	73.4%	159.41	167.00	170.40	220.00	16.50	19.40	17.95	60.7%	2	42
38	30	—	82.84	96.50	100.00	230.00	19.40	22.40	23.05	60.5%	3	41
14	1	72.0%	140.10	153.50	156.90	240.00	22.00	24.30	24.45	59.3%	1	106
19	2	71.3%	84.30	147.25	150.25	250.00	24.90	27.25	26.72	58.7%	2	37
21	1	70.5%	89.03	140.65	144.05	260.00	28.25	31.55	30.07	58.8%	2	11
9	1	70.0%	123.15	134.55	138.15	270.00	31.80	35.35	35.53	58.5%	1	8
17	1	69.5%	133.57	128.70	132.40	280.00	36.45	38.75	37.35	58.3%	20	0
43	1	69.0%	129.95	123.25	126.70	290.00	39.45	43.20	45.13	57.7%	1	63
334	1	68.4%	125.52	117.50	121.30	300.00	43.95	47.30	48.50	57.3%	1	34
57	4	68.1%	117.50	112.55	116.15	310.00	48.60	51.75	51.30	57.0%	1	24
87	1	67.7%	114.67	107.70	111.00	320.00	52.90	56.75	60.76	56.7%	1	12
546	1	67.4%	88.21	102.80	106.45	330.00	58.30	61.50	66.01	56.5%	2	16
48	1	67.1%	102.35	98.20	101.90	340.00	98.00	101.30	101.35	83.4%	—	8
189	2	66.9%	88.50	94.35	97.30	350.00	68.10	72.15	75.79	55.7%	1	27
32	2	66.4%	93.35	89.50	93.30	360.00	0.00	0.00	109.55	0.1%	25	0
NET $360.93
92	4	66.2%	85.55	85.55	89.20	370.00	79.35	83.40	87.40	55.0%	5	79
26	1	66.0%	83.35	81.75	85.50	380.00	85.65	89.00	94.45	54.8%	6	8
28	1	65.7%	79.01	77.95	81.75	390.00	91.45	95.35	95.65	54.5%	30	41
97	5	65.5%	77.20	74.50	78.20	400.00	97.75	101.55	107.45	54.2%	27	18
116	2	65.2%	62.90	71.15	74.60	410.00	104.20	108.00	112.65	53.9%	6	28
93	29	64.9%	58.79	67.80	71.20	420.00	110.75	114.55	121.85	53.5%	3	83
200	5	64.9%	60.10	64.65	68.50	430.00	117.40	121.30	118.75	53.2%	2	93
187	8	64.6%	57.50	61.55	65.45	440.00	124.30	128.10	130.20	52.9%	10	177
256	20	64.2%	59.90	58.65	62.05	450.00	131.35	135.15	137.60	52.5%	—	7
55	16	64.3%	60.95	56.05	59.95	460.00	—	—	—	—	—	—
34	11	64.2%	49.63	54.00	57.00	470.00	—	—	—	—	—	—
69	22	63.8%	47.31	50.85	54.40	480.00	—	—	—	—	—	—
43	15	63.9%	45.18	49.15	52.10	490.00	—	—	—	—	—	—
24	29	63.8%	40.57	47.00	49.90	500.00	—	—	—	—	—	—
103	26	63.4%	39.00	42.50	45.70	520.00	184.15	187.65	203.25	50.0%	—	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 NET put/call ratio?

For the September 17, 2027 expiration, the NET put/call ratio based on open interest is 0.79 (2,390 puts vs 3,019 calls), and 1.43 based on today's volume. A ratio above 1 means more puts than calls.

What is NET's implied volatility?

At-the-money implied volatility for NET options expiring September 17, 2027 is about 33.3%, an annualized estimate of how much the market expects Cloudflare stock to move.

How many NET option expiration dates are there?

NET has 17 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

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.