FORMFACTOR INC (FORM) Open Interest

FORMFACTOR INC (FORM) has 7,349 call contracts and 7,812 put contracts open across all listed expirations — a put/call open interest ratio of 1.06. Open interest counts the contracts currently outstanding at each strike. This page shows where FORM positioning concentrates, which strikes act as walls, and how the totals have trended over the past year.

Data as of Aug 24, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$107.22
52-week range
$28.41 – $159.43
ATM IV (30d)
74.8%
IV rank
40 / 100
Moderate
Expected move
±$20.98 (±19.6%)
Put/call OI
1.06
Max pain
$115
↑ 7.3% above close
Next earnings
Nov 4, 2026

FORM Open Interest by Strike

0807.71.6K2.4KSpotMax painCall wallPut wall7590100110120130

FORM open interest by strike, all expirations combined — calls in green, puts in red.

Total call open interest7,349
Total put open interest7,812
Put/call OI ratio1.06
Open interest rank (31 day)25 / 100
Call wall (largest call OI)$150
Put wall (largest put OI)$75
Top volume strike$170
Volume / OI ratio0.11

FORM Open Interest Trend

06.1K12.3K18.4K24.6KCall OIPut OIFeb '26May '26Aug '26

FORM total call vs. put open interest, past year.

0.200.550.901.251.60Feb '26May '26Aug '26

FORM put/call open interest ratio, past year.

A put/call open interest ratio of 1.06 means calls and puts are outstanding in roughly typical proportions. In total, 7,349 call contracts and 7,812 put contracts are open across all listed expirations. The put/call OI ratio has risen from 0.40 in Feb '26 to 1.06 today.

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FORM Options FAQ

What is FORM's put/call ratio?

FORM's put/call open interest ratio is 1.06 as of Aug 24, 2026, with 7,812 put contracts and 7,349 call contracts outstanding.

Which FORM strikes have the highest open interest?

As of Aug 24, 2026, the largest call open interest sits at $150 (the call wall) and the largest put open interest sits at $75 (the put wall). Strikes with heavy open interest often act as reference levels because a lot of hedging activity is anchored to them.

Is FORM open interest unusually high right now?

FORM's total open interest ranks 25 out of 100 versus the past 31 trading days as of Aug 24, 2026 — toward the bottom of its recent range, so positioning is comparatively light.

Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.

Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.