FORM · Formfactor Inc

Track FORM — free Ask ALVIS about FORM

$88.23 -10.57 (-10.70%) At close · Jul 28

Market Cap

$6.88B

77.95M

Options Chain

15-min delayed Underlying $88.23 · at close Jul 28, 2026 Options Calculator

Positioning

Aug 21, 2026 · 23 days to expiry · 66 contracts

Put / call OI

1.27

Balanced positioning

Open interest

7,742

contracts outstanding

Volume

651

traded today

Max pain

$120.00

$31.77 above spot

ATM implied vol

129.4%

market's expected move

Open interest by strike · near the money

Calls Puts

100

105

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

230

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 23d Sep 18 51d Oct 16 79d Jan 15 170d Jan 21 541d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
8	6	162.2%	0.913	$53.00		$1.33	-0.069	142.4%	4	127
Call · $55 In the money Last $53.00 Breakeven $108.00 Implied vol 162.2% Delta 0.913 ≈91% ITM Gamma 0.004 Theta -0.128 Vega 0.03 Open interest 8 Model this call Put · $55 Last $1.33 Breakeven $53.67 Implied vol 142.4% Delta -0.069 ≈7% ITM Gamma 0.004 Theta -0.089 Vega 0.03 Open interest 127 Model this put
0	—	153.5%	0.881	—		$2.18	-0.105	142.1%	3	230
Call · $60 In the money Last — Breakeven — Implied vol 153.5% Delta 0.881 ≈88% ITM Gamma 0.006 Theta -0.15 Vega 0.048 Open interest 0 Model this call Put · $60 Last $2.18 Breakeven $57.82 Implied vol 142.1% Delta -0.105 ≈11% ITM Gamma 0.006 Theta -0.123 Vega 0.048 Open interest 230 Model this put
0	—	144.7%	0.844	—		$3.13	-0.148	137.6%	5	97
Call · $65 In the money Last — Breakeven — Implied vol 144.7% Delta 0.844 ≈84% ITM Gamma 0.007 Theta -0.171 Vega 0.05 Open interest 0 Model this call Put · $65 Last $3.13 Breakeven $61.87 Implied vol 137.6% Delta -0.148 ≈15% ITM Gamma 0.008 Theta -0.151 Vega 0.05 Open interest 97 Model this put
0	—	142.2%	0.793	—		$3.55	-0.192	128.6%	5	41
Call · $70 In the money Last — Breakeven — Implied vol 142.2% Delta 0.793 ≈79% ITM Gamma 0.009 Theta -0.199 Vega 0.068 Open interest 0 Model this call Put · $70 Last $3.55 Breakeven $66.45 Implied vol 128.6% Delta -0.192 ≈19% ITM Gamma 0.01 Theta -0.167 Vega 0.068 Open interest 41 Model this put
0	—	137.4%	0.737	—		$4.97	-0.253	124.5%	5	523
Call · $75 In the money Last — Breakeven — Implied vol 137.4% Delta 0.737 ≈74% ITM Gamma 0.011 Theta -0.219 Vega 0.07 Open interest 0 Model this call Put · $75 Last $4.97 Breakeven $70.03 Implied vol 124.5% Delta -0.253 ≈25% ITM Gamma 0.012 Theta -0.188 Vega 0.07 Open interest 523 Model this put
6	1	139.8%	0.674	$48.10		$5.50	-0.324	130.7%	15	292
Call · $80 In the money Last $48.10 Breakeven $128.10 Implied vol 139.8% Delta 0.674 ≈67% ITM Gamma 0.012 Theta -0.246 Vega 0.083 Open interest 6 Model this call Put · $80 Last $5.50 Breakeven $74.50 Implied vol 130.7% Delta -0.324 ≈32% ITM Gamma 0.012 Theta -0.222 Vega 0.083 Open interest 292 Model this put
0	1	132.4%	0.608	$13.00		$9.32	-0.393	129.5%	11	164
Call · $85 In the money Last $13.00 Breakeven $98.00 Implied vol 132.4% Delta 0.608 ≈61% ITM Gamma 0.013 Theta -0.248 Vega 0.086 Open interest 0 Model this call Put · $85 Last $9.32 Breakeven $75.68 Implied vol 129.5% Delta -0.393 ≈39% ITM Gamma 0.013 Theta -0.235 Vega 0.086 Open interest 164 Model this put
Underlying $88.23
8	20	132.7%	0.542	$23.94		$11.40	-0.463	126.1%	7	198
Call · $90 Last $23.94 Breakeven $113.94 Implied vol 132.7% Delta 0.542 ≈54% ITM Gamma 0.014 Theta -0.257 Vega 0.088 Open interest 8 Model this call Put · $90 In the money Last $11.40 Breakeven $78.60 Implied vol 126.1% Delta -0.463 ≈46% ITM Gamma 0.014 Theta -0.236 Vega 0.088 Open interest 198 Model this put
4	1	130.7%	0.476	$8.50		$16.28	-0.533	124.4%	6	72
Call · $95 Last $8.50 Breakeven $103.50 Implied vol 130.7% Delta 0.476 ≈48% ITM Gamma 0.014 Theta -0.252 Vega 0.091 Open interest 4 Model this call Put · $95 In the money Last $16.28 Breakeven $78.72 Implied vol 124.4% Delta -0.533 ≈53% ITM Gamma 0.014 Theta -0.231 Vega 0.091 Open interest 72 Model this put
109	5	126.2%	0.406	$6.70		$20.00	-0.593	127.7%	5	767
Call · $100 Last $6.70 Breakeven $106.70 Implied vol 126.2% Delta 0.406 ≈41% ITM Gamma 0.014 Theta -0.239 Vega 0.082 Open interest 109 Model this call Put · $100 In the money Last $20.00 Breakeven $80.00 Implied vol 127.7% Delta -0.593 ≈59% ITM Gamma 0.014 Theta -0.233 Vega 0.082 Open interest 767 Model this put
157	26	128.6%	0.355	$5.54		$22.98	-0.657	123.6%	2	594
Call · $105 Last $5.54 Breakeven $110.54 Implied vol 128.6% Delta 0.355 ≈36% ITM Gamma 0.013 Theta -0.231 Vega 0.084 Open interest 157 Model this call Put · $105 In the money Last $22.98 Breakeven $82.02 Implied vol 123.6% Delta -0.657 ≈66% ITM Gamma 0.013 Theta -0.21 Vega 0.084 Open interest 594 Model this put
108	2	127.4%	0.298	$4.50		$27.13	-0.704	127.3%	3	49
Call · $110 Last $4.50 Breakeven $114.50 Implied vol 127.4% Delta 0.298 ≈30% ITM Gamma 0.012 Theta -0.215 Vega 0.086 Open interest 108 Model this call Put · $110 In the money Last $27.13 Breakeven $82.87 Implied vol 127.3% Delta -0.704 ≈70% ITM Gamma 0.012 Theta -0.204 Vega 0.085 Open interest 49 Model this put
145	59	128.1%	0.256	$3.60		$24.55	-0.765	120.4%	252	314
Call · $115 Last $3.60 Breakeven $118.60 Implied vol 128.1% Delta 0.256 ≈26% ITM Gamma 0.011 Theta -0.199 Vega 0.067 Open interest 145 Model this call Put · $115 In the money Last $24.55 Breakeven $90.45 Implied vol 120.4% Delta -0.765 ≈77% ITM Gamma 0.012 Theta -0.169 Vega 0.067 Open interest 314 Model this put
161	3	131.2%	0.224	$2.86		$18.20	-0.798	123.7%	2	411
Call · $120 Last $2.86 Breakeven $122.86 Implied vol 131.2% Delta 0.224 ≈22% ITM Gamma 0.01 Theta -0.188 Vega 0.069 Open interest 161 Model this call Put · $120 In the money Last $18.20 Breakeven $101.80 Implied vol 123.7% Delta -0.798 ≈80% ITM Gamma 0.01 Theta -0.158 Vega 0.068 Open interest 411 Model this put
171	8	130.9%	0.185	$2.35		$40.35	-0.837	123.7%	11	202
Call · $125 Last $2.35 Breakeven $127.35 Implied vol 130.9% Delta 0.185 ≈18% ITM Gamma 0.009 Theta -0.169 Vega 0.07 Open interest 171 Model this call Put · $125 In the money Last $40.35 Breakeven $84.65 Implied vol 123.7% Delta -0.837 ≈84% ITM Gamma 0.009 Theta -0.139 Vega 0.047 Open interest 202 Model this put
327	5	132.6%	0.16	$1.90		$45.01	-0.872	120.1%	11	58
Call · $130 Last $1.90 Breakeven $131.90 Implied vol 132.6% Delta 0.16 ≈16% ITM Gamma 0.008 Theta -0.156 Vega 0.048 Open interest 327 Model this call Put · $130 In the money Last $45.01 Breakeven $84.99 Implied vol 120.1% Delta -0.872 ≈87% ITM Gamma 0.008 Theta -0.111 Vega 0.047 Open interest 58 Model this put
371	4	127.9%	0.125	$1.90		$35.00	-0.881	127.1%	1	4
Call · $135 Last $1.90 Breakeven $136.90 Implied vol 127.9% Delta 0.125 ≈12% ITM Gamma 0.007 Theta -0.125 Vega 0.049 Open interest 371 Model this call Put · $135 In the money Last $35.00 Breakeven $100.00 Implied vol 127.1% Delta -0.881 ≈88% ITM Gamma 0.007 Theta -0.112 Vega 0.048 Open interest 4 Model this put
180	19	137.5%	0.124	$1.56		$33.77	-0.905	127.5%	1	27
Call · $140 Last $1.56 Breakeven $141.56 Implied vol 137.5% Delta 0.124 ≈12% ITM Gamma 0.007 Theta -0.135 Vega 0.049 Open interest 180 Model this call Put · $140 In the money Last $33.77 Breakeven $106.23 Implied vol 127.5% Delta -0.905 ≈91% ITM Gamma 0.006 Theta -0.095 Vega 0.047 Open interest 27 Model this put
146	10	135.9%	0.097	$1.40		$33.50	-0.934	121%	1	7
Call · $145 Last $1.40 Breakeven $146.40 Implied vol 135.9% Delta 0.097 ≈10% ITM Gamma 0.006 Theta -0.113 Vega 0.05 Open interest 146 Model this call Put · $145 In the money Last $33.50 Breakeven $111.50 Implied vol 121% Delta -0.934 ≈93% ITM Gamma 0.005 Theta -0.066 Vega 0.028 Open interest 7 Model this put
506	7	139.1%	0.089	$0.80		$47.45	-0.94	125.5%	1	55
Call · $150 Last $0.80 Breakeven $150.80 Implied vol 139.1% Delta 0.089 ≈9% ITM Gamma 0.005 Theta -0.108 Vega 0.03 Open interest 506 Model this call Put · $150 In the money Last $47.45 Breakeven $102.55 Implied vol 125.5% Delta -0.94 ≈94% ITM Gamma 0.005 Theta -0.063 Vega 0.028 Open interest 55 Model this put
43	3	137.3%	0.073	$3.46		$29.81	-0.962	122.3%	10	17
Call · $155 Last $3.46 Breakeven $158.46 Implied vol 137.3% Delta 0.073 ≈7% ITM Gamma 0.005 Theta -0.091 Vega 0.03 Open interest 43 Model this call Put · $155 In the money Last $29.81 Breakeven $125.19 Implied vol 122.3% Delta -0.962 ≈96% ITM Gamma 0.004 Theta -0.042 Vega 0.023 Open interest 17 Model this put
158	2	155.2%	0.091	$3.90		$26.10	-0.992	105.7%	25	26
Call · $160 Last $3.90 Breakeven $163.90 Implied vol 155.2% Delta 0.091 ≈9% ITM Gamma 0.005 Theta -0.122 Vega 0.03 Open interest 158 Model this call Put · $160 In the money Last $26.10 Breakeven $133.90 Implied vol 105.7% Delta -0.992 ≈99% ITM Gamma 0.002 Theta -0.008 Vega 0.004 Open interest 26 Model this put
11	2	161.3%	0.09	$3.10		—	—	—	—	0
Call · $165 Last $3.10 Breakeven $168.10 Implied vol 161.3% Delta 0.09 ≈9% ITM Gamma 0.005 Theta -0.125 Vega 0.031 Open interest 11 Model this call Put · $165 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
114	1	165.6%	0.087	$1.28		—	—	—	—	0
Call · $170 Last $1.28 Breakeven $171.28 Implied vol 165.6% Delta 0.087 ≈9% ITM Gamma 0.004 Theta -0.125 Vega 0.031 Open interest 114 Model this call Put · $170 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
10	4	169%	0.082	$2.62		—	—	—	—	0
Call · $175 Last $2.62 Breakeven $177.62 Implied vol 169% Delta 0.082 ≈8% ITM Gamma 0.004 Theta -0.122 Vega 0.032 Open interest 10 Model this call Put · $175 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
259	1	169.2%	0.073	$1.25		$75.80	—	—	1	1
Call · $180 Last $1.25 Breakeven $181.25 Implied vol 169.2% Delta 0.073 ≈7% ITM Gamma 0.004 Theta -0.112 Vega 0.032 Open interest 259 Model this call Put · $180 In the money Last $75.80 Breakeven $104.20 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
3	5	175.5%	0.074	$0.15		—	—	—	—	0
Call · $185 Last $0.15 Breakeven $185.15 Implied vol 175.5% Delta 0.074 ≈7% ITM Gamma 0.004 Theta -0.117 Vega 0.033 Open interest 3 Model this call Put · $185 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
12	1	158.2%	0.041	$1.59		$64.00	—	—	1	1
Call · $190 Last $1.59 Breakeven $191.59 Implied vol 158.2% Delta 0.041 ≈4% ITM Gamma 0.002 Theta -0.067 Vega 0.017 Open interest 12 Model this call Put · $190 In the money Last $64.00 Breakeven $126.00 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
2	1	162.1%	0.04	$3.00		—	—	—	—	0
Call · $195 Last $3.00 Breakeven $198.00 Implied vol 162.1% Delta 0.04 ≈4% ITM Gamma 0.002 Theta -0.067 Vega 0.017 Open interest 2 Model this call Put · $195 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
47	5	163%	0.037	$2.75		$55.90	—	—	46	46
Call · $200 Last $2.75 Breakeven $202.75 Implied vol 163% Delta 0.037 ≈4% ITM Gamma 0.002 Theta -0.062 Vega 0.017 Open interest 47 Model this call Put · $200 In the money Last $55.90 Breakeven $144.10 Implied vol — Delta — Gamma — Theta — Vega — Open interest 46 Model this put
1	1	170.4%	0.035	$2.00		$83.00	—	—	1	1
Call · $210 Last $2.00 Breakeven $212.00 Implied vol 170.4% Delta 0.035 ≈4% ITM Gamma 0.002 Theta -0.063 Vega 0.017 Open interest 1 Model this call Put · $210 In the money Last $83.00 Breakeven $127.00 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
32	1	174.6%	0.031	$1.33		$106.50	—	—	1	1
Call · $220 Last $1.33 Breakeven $221.33 Implied vol 174.6% Delta 0.031 ≈3% ITM Gamma 0.002 Theta -0.058 Vega 0.018 Open interest 32 Model this call Put · $220 In the money Last $106.50 Breakeven $113.50 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
318	10	151.8%	0.009	$0.05		$98.70	—	—	1	0
Call · $230 Last $0.05 Breakeven $230.05 Implied vol 151.8% Delta 0.009 ≈1% ITM Gamma 0.001 Theta -0.018 Vega 0.008 Open interest 318 Model this call Put · $230 In the money Last $98.70 Breakeven $131.30 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. The 20 strikes around the money are shown by default — switch to "All 33" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1039399 CUSIP 346375108 13F (30d) 106 filings 103 filers Visit website Investor relations