EQ · Equillium, Inc.

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$2.28 -0.04 (-1.72%) At close · Jul 29

Market Cap

$146.69M

63.23M

Options Chain

15-min delayed Underlying $2.28 · at close Jul 29, 2026 Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 6 contracts

Put / call OI

35.95

Put-heavy positioning

Open interest

1,367

contracts outstanding

Volume

traded today

Max pain

$2.50

$0.22 above spot

ATM implied vol

165%

market's expected move

Open interest by strike

Calls Puts

2.5

7.5

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
Underlying $2.28
13	1	211.2%	0.554	$0.15		$0.50	-0.534	118.7%	1	1.3k
Call · $2.5 Last $0.15 Breakeven $2.65 Implied vol 211.2% Delta 0.554 ≈55% ITM Gamma 0.325 Theta -0.011 Vega 0.002 Open interest 13 Model this call Put · $2.5 In the money Last $0.50 Breakeven $2.00 Implied vol 118.7% Delta -0.534 ≈53% ITM Gamma 0.585 Theta -0.006 Vega 0.002 Open interest 1.3k Model this put
24	10	260.4%	0.195	$0.05		—	-0.616	394.9%	—	0
Call · $5 Last $0.05 Breakeven $5.05 Implied vol 260.4% Delta 0.195 ≈19% ITM Gamma 0.183 Theta -0.009 Vega 0.001 Open interest 24 Model this call Put · $5 In the money Last — Breakeven — Implied vol 394.9% Delta -0.616 ≈62% ITM Gamma 0.168 Theta -0.019 Vega 0.002 Open interest 0 Model this put
0	—	—	—	—		—	-0.622	502.6%	—	0
Call · $7.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $7.5 In the money Last — Breakeven — Implied vol 502.6% Delta -0.622 ≈62% ITM Gamma 0.129 Theta -0.024 Vega 0.002 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 1746466 CUSIP 29446K106 13F (30d) 4 filings 4 filers Visit website Investor relations