Millicom International Cellular S.A. (TIGO) Options Chain

NASDAQ: TIGOTelecommunicationsTelecommunications EquipmentUSD

82.36-5.59 (-6.36%)

Market open · Delayed 15 min · as of Oct 9, 12:34 PM ET

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $82.29
Put/call ratio (OI): 1.04
Put/call ratio (volume): 0.13
ATM implied volatility: 50.7%
Expected move: ±$5.78
Open interest (C / P): 1.27K / 1.32K

TIGO options summary

The TIGO options chain for the October 16, 2026 expiration lists 22 call and 15 put contracts, with 7 days until expiration. Open interest stands at 1,267 calls and 1,320 puts, a put/call ratio of 1.04, which is fairly balanced between calls and puts. At-the-money implied volatility near the $80.00 strike is 50.7%, which implies the market expects a move of about ±$5.78 (7.0%) in Millicom International Cellular S.A. stock by expiration.

The most open interest sits at the $95.00 call (449 contracts) and the $75.00 put (504 contracts).

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

TIGO options chain · October 16, 2026

TIGO 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
—	—	—	56.32	—	—	35.00	—	—	—	—	—	—
0	—	—	30.30	0.00	0.00	40.00	0.00	1.35	0.43	313.5%	—	1
0	1	—	21.20	0.00	0.00	45.00	—	—	—	—	—	—
0	75	187.7%	40.96	31.10	34.00	50.00	0.00	0.00	0.65	50.0%	—	0
0	70	171.5%	35.89	26.40	29.00	55.00	0.00	0.00	1.40	50.0%	1	0
0	85	136.4%	30.93	21.30	24.00	60.00	0.00	0.95	0.58	145.4%	1	0
0	90	114.3%	25.93	16.50	19.00	65.00	0.00	3.20	2.55	165.7%	1	2
0	1,680	90.3%	21.04	11.60	14.10	70.00	0.00	0.40	0.40	70.0%	15	20
13	1	66.2%	12.30	6.70	9.30	75.00	0.15	0.45	0.15	50.4%	7	504
112	2	54.1%	4.66	2.70	5.10	80.00	0.20	1.30	0.87	47.3%	1	179
TIGO $82.29
26	6	62.1%	3.70	0.70	1.90	85.00	3.40	4.40	1.34	57.6%	9	158
60	1	58.3%	1.30	0.10	1.05	90.00	6.10	8.70	4.72	71.0%	1	163
449	1	67.6%	0.17	0.00	0.60	95.00	11.10	13.70	6.20	95.0%	1	72
424	2	56.3%	0.02	0.00	0.05	100.00	16.80	18.80	12.99	68.2%	145	200
43	2	111.6%	0.05	0.00	0.95	105.00	21.10	23.60	19.10	130.9%	42	21
88	1	139.1%	0.35	0.00	1.40	110.00	26.10	28.60	15.40	147.8%	—	0
16	10	170.4%	1.42	0.00	2.10	115.00	—	—	—	—	—	—
0	71	50.0%	0.70	0.00	0.00	120.00	—	—	—	—	—	—
13	1	190.9%	0.87	0.00	1.75	125.00	—	—	—	—	—	—
8	1	205.1%	2.45	0.00	1.80	130.00	—	—	—	—	—	—
12	8	224.9%	0.26	0.00	2.10	135.00	51.10	53.90	49.10	231.7%	42	0
3	1	201.6%	1.40	0.00	0.95	140.00	—	—	—	—	—	—

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 TIGO put/call ratio?

For the October 16, 2026 expiration, the TIGO put/call ratio based on open interest is 1.04 (1,320 puts vs 1,267 calls), and 0.13 based on today's volume. A ratio above 1 means more puts than calls.

What is TIGO's implied volatility?

At-the-money implied volatility for TIGO options expiring October 16, 2026 is about 50.7%, an annualized estimate of how much the market expects Millicom International Cellular S.A. stock to move.

How many TIGO option expiration dates are there?

TIGO has 5 listed expiration dates, from Oct 16, 2026 to Apr 16, 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.