FDMT · 4D Molecular Therapeutics, Inc.

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$9.61 -0.24 (-2.44%) At close · Jul 29

Market Cap

$681.74M

69.21M

Options Chain

15-min delayed Underlying $9.61 · at close Jul 29, 2026 Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 52 contracts

Put / call OI

0.83

Balanced positioning

Open interest

769

contracts outstanding

Volume

622

traded today

Max pain

$10.00

$0.39 above spot

ATM implied vol

68.6%

market's expected move

Open interest by strike

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Oct 16 78d Jan 15 169d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	911.1%	0.983	—		—	—	—	—	0
Call · $1 In the money Last — Breakeven — Implied vol 911.1% Delta 0.983 ≈98% ITM Gamma 0.002 Theta -0.02 Vega 0.001 Open interest 0 Model this call Put · $1 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	501.1%	0.969	—		$0.07	—	—	34	28
Call · $2 In the money Last — Breakeven — Implied vol 501.1% Delta 0.969 ≈97% ITM Gamma 0.006 Theta -0.018 Vega 0.002 Open interest 0 Model this call Put · $2 Last $0.07 Breakeven $1.93 Implied vol — Delta — Gamma — Theta — Vega — Open interest 28 Model this put
0	—	437.1%	0.945	—		$0.06	—	—	8	8
Call · $3 In the money Last — Breakeven — Implied vol 437.1% Delta 0.945 ≈95% ITM Gamma 0.011 Theta -0.026 Vega 0.003 Open interest 0 Model this call Put · $3 Last $0.06 Breakeven $2.94 Implied vol — Delta — Gamma — Theta — Vega — Open interest 8 Model this put
0	—	336.7%	0.925	—		—	—	—	—	0
Call · $4 In the money Last — Breakeven — Implied vol 336.7% Delta 0.925 ≈93% ITM Gamma 0.018 Theta -0.025 Vega 0.004 Open interest 0 Model this call Put · $4 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	262%	0.902	—		—	—	—	—	0
Call · $5 In the money Last — Breakeven — Implied vol 262% Delta 0.902 ≈90% ITM Gamma 0.028 Theta -0.024 Vega 0.004 Open interest 0 Model this call Put · $5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	202.5%	0.872	—		$0.04	-0.132	210.6%	1	0
Call · $6 In the money Last — Breakeven — Implied vol 202.5% Delta 0.872 ≈87% ITM Gamma 0.045 Theta -0.022 Vega 0.005 Open interest 0 Model this call Put · $6 Last $0.04 Breakeven $5.96 Implied vol 210.6% Delta -0.132 ≈13% ITM Gamma 0.044 Theta -0.023 Vega 0.005 Open interest 0 Model this put
0	—	143.7%	0.841	—		$0.20	-0.181	168%	1	1
Call · $7 In the money Last — Breakeven — Implied vol 143.7% Delta 0.841 ≈84% ITM Gamma 0.073 Theta -0.019 Vega 0.005 Open interest 0 Model this call Put · $7 Last $0.20 Breakeven $6.80 Implied vol 168% Delta -0.181 ≈18% ITM Gamma 0.068 Theta -0.023 Vega 0.007 Open interest 1 Model this put
0	—	209.9%	0.714	—		$0.30	-0.239	111.1%	168	228
Call · $8 In the money Last — Breakeven — Implied vol 209.9% Delta 0.714 ≈71% ITM Gamma 0.07 Theta -0.038 Vega 0.008 Open interest 0 Model this call Put · $8 Last $0.30 Breakeven $7.70 Implied vol 111.1% Delta -0.239 ≈24% ITM Gamma 0.121 Theta -0.018 Vega 0.007 Open interest 228 Model this put
2	2	258.4%	0.649	$2.65		—	-0.368	61.8%	—	0
Call · $9 In the money Last $2.65 Breakeven $11.65 Implied vol 258.4% Delta 0.649 ≈65% ITM Gamma 0.062 Theta -0.051 Vega 0.009 Open interest 2 Model this call Put · $9 Last — Breakeven — Implied vol 61.8% Delta -0.368 ≈37% ITM Gamma 0.266 Theta -0.012 Vega 0.009 Open interest 0 Model this put
Underlying $9.61
9	9	104.9%	0.453	$1.85		$1.00	-0.787	32.3%	80	83
Call · $10 Last $1.85 Breakeven $11.85 Implied vol 104.9% Delta 0.453 ≈45% ITM Gamma 0.164 Theta -0.022 Vega 0.009 Open interest 9 Model this call Put · $10 In the money Last $1.00 Breakeven $9.00 Implied vol 32.3% Delta -0.787 ≈79% ITM Gamma 0.409 Theta -0.004 Vega 0.006 Open interest 83 Model this put
304	301	103.5%	0.31	$1.15		—	-0.59	155.1%	—	0
Call · $11 Last $1.15 Breakeven $12.15 Implied vol 103.5% Delta 0.31 ≈31% ITM Gamma 0.148 Theta -0.019 Vega 0.009 Open interest 304 Model this call Put · $11 In the money Last — Breakeven — Implied vol 155.1% Delta -0.59 ≈59% ITM Gamma 0.11 Theta -0.031 Vega 0.009 Open interest 0 Model this put
47	10	129.3%	0.269	$0.81		—	—	—	—	0
Call · $12 Last $0.81 Breakeven $12.81 Implied vol 129.3% Delta 0.269 ≈27% ITM Gamma 0.112 Theta -0.023 Vega 0.007 Open interest 47 Model this call Put · $12 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
25	1	170.2%	0.285	$0.63		$1.60	—	—	1	1
Call · $13 Last $0.63 Breakeven $13.63 Implied vol 170.2% Delta 0.285 ≈28% ITM Gamma 0.087 Theta -0.03 Vega 0.007 Open interest 25 Model this call Put · $13 In the money Last $1.60 Breakeven $11.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
32	5	167.6%	0.225	$0.65		—	—	—	—	0
Call · $14 Last $0.65 Breakeven $14.65 Implied vol 167.6% Delta 0.225 ≈22% ITM Gamma 0.077 Theta -0.026 Vega 0.007 Open interest 32 Model this call Put · $14 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	184.8%	0.212	$0.15		—	—	—	—	0
Call · $15 Last $0.15 Breakeven $15.15 Implied vol 184.8% Delta 0.212 ≈21% ITM Gamma 0.068 Theta -0.028 Vega 0.008 Open interest 1 Model this call Put · $15 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	220.2%	0.241	—		—	—	—	—	0
Call · $16 Last — Breakeven — Implied vol 220.2% Delta 0.241 ≈24% ITM Gamma 0.061 Theta -0.036 Vega 0.008 Open interest 0 Model this call Put · $16 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	222.5%	0.206	—		—	—	—	—	0
Call · $17 Last — Breakeven — Implied vol 222.5% Delta 0.206 ≈21% ITM Gamma 0.056 Theta -0.033 Vega 0.008 Open interest 0 Model this call Put · $17 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	225.8%	0.186	—		—	—	—	—	0
Call · $18 Last — Breakeven — Implied vol 225.8% Delta 0.186 ≈19% ITM Gamma 0.051 Theta -0.032 Vega 0.005 Open interest 0 Model this call Put · $18 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	236.3%	0.18	—		—	—	—	—	0
Call · $19 Last — Breakeven — Implied vol 236.3% Delta 0.18 ≈18% ITM Gamma 0.048 Theta -0.032 Vega 0.006 Open interest 0 Model this call Put · $19 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	246.4%	0.175	—		—	—	—	—	0
Call · $20 Last — Breakeven — Implied vol 246.4% Delta 0.175 ≈18% ITM Gamma 0.045 Theta -0.033 Vega 0.006 Open interest 0 Model this call Put · $20 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	256%	0.171	—		—	—	—	—	0
Call · $21 Last — Breakeven — Implied vol 256% Delta 0.171 ≈17% ITM Gamma 0.042 Theta -0.034 Vega 0.006 Open interest 0 Model this call Put · $21 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $22 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $22 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $23 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $23 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $24 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $24 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $25 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $25 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $26 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $26 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — 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 1650648 CUSIP 35104E100 13F (30d) 22 filings 22 filers Visit website Investor relations