Star Bulk Carriers Corp. (SBLK) Options Volume

14,435 Star Bulk Carriers Corp. (SBLK) option contracts changed hands in the latest session, at a put/call volume ratio of 2.72. This page tracks how actively SBLK options trade — contracts and dollars — and flags individual contracts running far above their own 30-day average volume.

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

Last close
$30.64
52-week range
$16.81 – $30.64
ATM IV (30d)
33.8%
IV rank
57 / 100
Moderate
Expected move
±$2.71 (±8.9%)
Put/call OI
1.04
Max pain
$24
↓ 21.7% below close

Options Volume & Premium Flow

Total options volume14,435
Call volume3,878
Put volume10,557
Put/call volume ratio2.72
Listed contracts276
Call premium traded$488.72K
Put premium traded$344.85K
Premium put/call ratio0.71
Open interest rank (31 day)0 / 100

SBLK Options Volume Trend

018.9K37.8K56.6K75.5KFeb '26May '26Aug '26

SBLK total options volume per session, past year.

0.0010.8621.7132.5743.43Feb '26May '26Aug '26

SBLK put/call volume ratio, past year.

SBLK Unusual Options Activity

Contracts trading at least 3× their own 30-day average volume (minimum 500 contracts):

ContractExpirationLastIV Open interestVolumevs 30d avg
SBLK $24 put Nov 20, 2026 $0.35 5,793 6,980 1,747.1× avg
SBLK $23 put Nov 20, 2026 $0.25 2,865 3,371 843.7× avg
SBLK $33 call Nov 20, 2026 $1.20 1,961 2,985 194.2× avg

With a put/call volume ratio of 2.72, today's trading is tilted toward puts. Measured in dollars rather than contracts, $488.72K of call premium and $344.85K of put premium changed hands — the larger premium flow is on the call side. 3 contracts are trading at least three times their own 30-day average volume — activity worth a closer look.

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SBLK Options FAQ

How many SBLK options traded today?

14,435 SBLK option contracts traded as of Aug 24, 2026 — 3,878 calls and 10,557 puts.

Is there unusual options activity in SBLK today?

Yes — 3 contracts are trading at least three times their 30-day average volume as of Aug 24, 2026. OptiView flags a contract as unusual when today's volume runs at 3× its own average with at least 500 contracts traded.

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.