GSAT · Globalstar, Inc.

Track GSAT — free Ask ALVIS about GSAT

$78.90 -0.29 (-0.37%) At close · Jul 24

Market Cap

$10.18B

128.94M

Options Chain

15-min delayed Underlying $78.90 · today Options Calculator

Positioning

Aug 21, 2026 · 25 days to expiry · 36 contracts

Put / call OI

0.97

Balanced positioning

Open interest

924

contracts outstanding

Volume

172

traded today

Max pain

$80.00

$1.10 above spot

ATM implied vol

13.9%

market's expected move

Open interest by strike

Calls Puts

72.5

77.5

82.5

87.5

100

105

110

115

120

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 25d Sep 18 53d Oct 16 81d Jan 15 172d Mar 19 235d Jun 17 325d Jan 21 543d Jun 16 690d Sep 15 781d Dec 15 872d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	—	—	—		—	—	—	—	0
Call · $55 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $55 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		$0.13	—	—	5	5
Call · $60 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $60 Last $0.13 Breakeven $59.87 Implied vol — Delta — Gamma — Theta — Vega — Open interest 5 Model this put
1	1	—	—	$14.70		—	—	—	—	0
Call · $65 In the money Last $14.70 Breakeven $79.70 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this call Put · $65 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
5	5	—	—	$9.60		$0.10	-0.091	39.2%	1	1
Call · $70 In the money Last $9.60 Breakeven $79.60 Implied vol — Delta — Gamma — Theta — Vega — Open interest 5 Model this call Put · $70 Last $0.10 Breakeven $69.90 Implied vol 39.2% Delta -0.091 ≈9% ITM Gamma 0.02 Theta -0.026 Vega 0.034 Open interest 1 Model this put
18	17	—	—	$7.55		$0.15	-0.195	46.9%	1	2
Call · $72.5 In the money Last $7.55 Breakeven $80.05 Implied vol — Delta — Gamma — Theta — Vega — Open interest 18 Model this call Put · $72.5 Last $0.15 Breakeven $72.35 Implied vol 46.9% Delta -0.195 ≈20% ITM Gamma 0.028 Theta -0.052 Vega 0.053 Open interest 2 Model this put
0	—	—	—	—		$0.33	-0.141	23.4%	1	1
Call · $75 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $75 Last $0.33 Breakeven $74.67 Implied vol 23.4% Delta -0.141 ≈14% ITM Gamma 0.045 Theta -0.021 Vega 0.052 Open interest 1 Model this put
21	1	8.9%	0.916	$5.10		$1.44	-0.34	32.8%	99	104
Call · $77.5 In the money Last $5.10 Breakeven $82.60 Implied vol 8.9% Delta 0.916 ≈92% ITM Gamma 0.082 Theta -0.013 Vega 0.032 Open interest 21 Model this call Put · $77.5 Last $1.44 Breakeven $76.06 Implied vol 32.8% Delta -0.34 ≈34% ITM Gamma 0.054 Theta -0.048 Vega 0.082 Open interest 104 Model this put
Underlying $78.90
149	14	9.9%	0.516	$2.20		$1.73	-0.492	17.8%	1	338
Call · $80 Last $2.20 Breakeven $82.20 Implied vol 9.9% Delta 0.516 ≈52% ITM Gamma 0.191 Theta -0.02 Vega 0.084 Open interest 149 Model this call Put · $80 In the money Last $1.73 Breakeven $78.27 Implied vol 17.8% Delta -0.492 ≈49% ITM Gamma 0.11 Theta -0.026 Vega 0.084 Open interest 338 Model this put
156	5	17.6%	0.267	$0.35		$3.01	-0.651	27.9%	5	5
Call · $82.5 Last $0.35 Breakeven $82.85 Implied vol 17.6% Delta 0.267 ≈27% ITM Gamma 0.089 Theta -0.026 Vega 0.078 Open interest 156 Model this call Put · $82.5 In the money Last $3.01 Breakeven $79.49 Implied vol 27.9% Delta -0.651 ≈65% ITM Gamma 0.065 Theta -0.038 Vega 0.076 Open interest 5 Model this put
62	4	24%	0.182	$0.20		—	-0.784	28.5%	—	0
Call · $85 Last $0.20 Breakeven $85.20 Implied vol 24% Delta 0.182 ≈18% ITM Gamma 0.052 Theta -0.028 Vega 0.06 Open interest 62 Model this call Put · $85 In the money Last — Breakeven — Implied vol 28.5% Delta -0.784 ≈78% ITM Gamma 0.052 Theta -0.03 Vega 0.058 Open interest 0 Model this put
0	—	29.6%	0.136	—		—	-0.773	42.6%	—	0
Call · $87.5 Last — Breakeven — Implied vol 29.6% Delta 0.136 ≈14% ITM Gamma 0.035 Theta -0.028 Vega 0.041 Open interest 0 Model this call Put · $87.5 In the money Last — Breakeven — Implied vol 42.6% Delta -0.773 ≈77% ITM Gamma 0.035 Theta -0.048 Vega 0.059 Open interest 0 Model this put
23	6	—	—	$0.24		—	-0.798	49.7%	—	0
Call · $90 Last $0.24 Breakeven $90.24 Implied vol — Delta — Gamma — Theta — Vega — Open interest 23 Model this call Put · $90 In the money Last — Breakeven — Implied vol 49.7% Delta -0.798 ≈80% ITM Gamma 0.028 Theta -0.052 Vega 0.06 Open interest 0 Model this put
0	—	—	—	—		—	-0.831	63.2%	—	0
Call · $95 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $95 In the money Last — Breakeven — Implied vol 63.2% Delta -0.831 ≈83% ITM Gamma 0.02 Theta -0.06 Vega 0.061 Open interest 0 Model this put
12	5	41.1%	0.023	$0.05		—	-0.859	73%	—	0
Call · $100 Last $0.05 Breakeven $100.05 Implied vol 41.1% Delta 0.023 ≈2% ITM Gamma 0.006 Theta -0.009 Vega 0.013 Open interest 12 Model this call Put · $100 In the money Last — Breakeven — Implied vol 73% Delta -0.859 ≈86% ITM Gamma 0.015 Theta -0.062 Vega 0.042 Open interest 0 Model this put
21	1	—	—	$0.05		—	-0.865	85.4%	—	0
Call · $105 Last $0.05 Breakeven $105.05 Implied vol — Delta — Gamma — Theta — Vega — Open interest 21 Model this call Put · $105 In the money Last — Breakeven — Implied vol 85.4% Delta -0.865 ≈86% ITM Gamma 0.013 Theta -0.07 Vega 0.043 Open interest 0 Model this put
0	—	—	—	—		—	-0.875	94.9%	—	0
Call · $110 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $110 In the money Last — Breakeven — Implied vol 94.9% Delta -0.875 ≈88% ITM Gamma 0.011 Theta -0.074 Vega 0.043 Open interest 0 Model this put
0	—	—	—	—		—	-0.883	104%	—	0
Call · $115 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $115 In the money Last — Breakeven — Implied vol 104% Delta -0.883 ≈88% ITM Gamma 0.009 Theta -0.077 Vega 0.044 Open interest 0 Model this put
0	—	—	—	—		—	-0.89	112.7%	—	0
Call · $120 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $120 In the money Last — Breakeven — Implied vol 112.7% Delta -0.89 ≈89% ITM Gamma 0.008 Theta -0.08 Vega 0.045 Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1366868 CUSIP 378973507 13F (30d) 52 filings 52 filers Visit website