FSM · Fortuna Mining Corp.

Track FSM — free

$10.50 -0.27 (-2.51%)

Market Cap

$3.19B

295.96M

Options Chain

Underlying $10.50 · today Options Calculator

Positioning

Aug 21, 2026 · 3 days to expiry · 20 contracts · mixed snapshot sessions · Mar 20, 2026–Aug 18, 2026; 1 unknown

Put / call OI

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dated and unknown snapshot sessions

Open interest

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dated and unknown snapshot sessions

Volume

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dated and unknown snapshot sessions

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 3d Sep 18 31d Nov 20 94d Dec 18 122d Jan 15 150d Mar 19 213d Jan 21 521d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
4	4	829.2%	0.988	$8.38		$0.03	—	—	10	17
Call · $2.5 In the money Snapshot session Aug 12, 2026 Last $8.38 Breakeven $10.88 Implied vol 829.2% Delta 0.988 ≈99% ITM Gamma 0.004 Theta -0.04 Vega 0 Open interest 4 Model this call Put · $2.5 Snapshot session Mar 30, 2026 Last $0.03 Breakeven $2.47 Implied vol — Delta — Gamma — Theta — Vega — Open interest 17 Model this put
261	3	—	—	$5.50		$0.46	-0.032	491.3%	4	84
Call · $5 In the money Snapshot session Aug 18, 2026 Last $5.50 Breakeven $10.50 Implied vol — Delta — Gamma — Theta — Vega — Open interest 261 Model this call Put · $5 Snapshot session Mar 20, 2026 Last $0.46 Breakeven $4.54 Implied vol 491.3% Delta -0.032 ≈3% ITM Gamma 0.015 Theta -0.055 Vega 0.001 Open interest 84 Model this put
890	2	223.3%	0.957	$3.11		$0.03	-0.062	254.7%	10	628
Call · $7.5 In the money Snapshot session Aug 18, 2026 Last $3.11 Breakeven $10.61 Implied vol 223.3% Delta 0.957 ≈96% ITM Gamma 0.041 Theta -0.032 Vega 0.001 Open interest 890 Model this call Put · $7.5 Snapshot session Aug 18, 2026 Last $0.03 Breakeven $7.47 Implied vol 254.7% Delta -0.062 ≈6% ITM Gamma 0.049 Theta -0.048 Vega 0.001 Open interest 628 Model this put
4.6k	71	52.3%	0.85	$0.62		$0.05	-0.317	127%	17	1.4k
Call · $10 In the money Snapshot session Aug 18, 2026 Last $0.62 Breakeven $10.62 Implied vol 52.3% Delta 0.85 ≈85% ITM Gamma 0.455 Theta -0.02 Vega 0.003 Open interest 4.6k Model this call Put · $10 Snapshot session Aug 18, 2026 Last $0.05 Breakeven $9.95 Implied vol 127% Delta -0.317 ≈32% ITM Gamma 0.289 Theta -0.07 Vega 0.003 Open interest 1.4k Model this put
Underlying $10.50
3k	2	144.2%	0.113	$0.02		$2.02	-0.935	118.8%	2	200
Call · $12.5 Snapshot session Aug 18, 2026 Last $0.02 Breakeven $12.52 Implied vol 144.2% Delta 0.113 ≈11% ITM Gamma 0.134 Theta -0.042 Vega 0.002 Open interest 3k Model this call Put · $12.5 In the money Snapshot session Aug 18, 2026 Last $2.02 Breakeven $10.48 Implied vol 118.8% Delta -0.935 ≈94% ITM Gamma 0.11 Theta -0.022 Vega 0.001 Open interest 200 Model this put
1.2k	2	245.2%	0.075	$0.05		$4.50	—	—	4	1
Call · $15 Snapshot session Aug 17, 2026 Last $0.05 Breakeven $15.05 Implied vol 245.2% Delta 0.075 ≈7% ITM Gamma 0.059 Theta -0.053 Vega 0.001 Open interest 1.2k Model this call Put · $15 In the money Snapshot session Aug 13, 2026 Last $4.50 Breakeven $10.50 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
5.3k	2	420.5%	0.137	$0.03		$6.55	—	—	1	6
Call · $17.5 Snapshot session Aug 13, 2026 Last $0.03 Breakeven $17.53 Implied vol 420.5% Delta 0.137 ≈14% ITM Gamma 0.053 Theta -0.142 Vega 0.002 Open interest 5.3k Model this call Put · $17.5 In the money Snapshot session Aug 17, 2026 Last $6.55 Breakeven $10.95 Implied vol — Delta — Gamma — Theta — Vega — Open interest 6 Model this put
2.8k	1	385%	0.052	$0.04		$9.20	—	—	1	0
Call · $20 Snapshot session Aug 13, 2026 Last $0.04 Breakeven $20.04 Implied vol 385% Delta 0.052 ≈5% ITM Gamma 0.028 Theta -0.063 Vega 0.001 Open interest 2.8k Model this call Put · $20 In the money Snapshot session Aug 17, 2026 Last $9.20 Breakeven $10.80 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
65	1	—	—	$0.05		—	—	—	—	0
Call · $22.5 Snapshot session Jul 16, 2026 Last $0.05 Breakeven $22.55 Implied vol — Delta — Gamma — Theta — Vega — Open interest 65 Model this call Put · $22.5 In the money Snapshot session Unknown Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
16	6	—	—	$0.07		$15.56	—	—	1	0
Call · $25 Snapshot session May 13, 2026 Last $0.07 Breakeven $25.07 Implied vol — Delta — Gamma — Theta — Vega — Open interest 16 Model this call Put · $25 In the money Snapshot session Aug 5, 2026 Last $15.56 Breakeven $9.44 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put

About this data

Each contract's last price, volume, greeks, implied volatility and open interest belongs to the snapshot session shown in its details; unknown means the provider omitted the timestamp. This chain has mixed snapshot sessions · Mar 20, 2026–Aug 18, 2026; 1 unknown. Cross-contract positioning totals are shown only when every returned row has the same known session. 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.

Key facts CIK 1341335 CUSIP 349942102 13F (30d) 233 filings 232 filers Visit website Investor relations