Unusual options activity — 2026-07-28

Name: Unusual options activity — 2026-07-28
Creator: Tickwind
License: https://www.tickwind.com/en/unusual/2026-07-28#license

The archived board for 2026-07-28: the most-traded US option contracts that day, ranked by single-contract volume, as captured by the final board scan of that session. Cboe data, ~15-min delayed. · Data as of 2026-07-28 20:21

← Today's board

Ticker	Type	Strike	Expiry	Vol	OI	Vol/OI	IV
SPY	CALL	$742	Jul 28	749.8K	8.0K	93.2×	21%
SPY	PUT	$741	Jul 28	709.6K	4.2K	168.9×	13%
SPY	PUT	$740	Jul 28	635.1K	9.8K	64.8×	15%
SPY	CALL	$741	Jul 28	526.7K	5.3K	98.7×	16%
SPY	CALL	$743	Jul 28	504.0K	9.7K	52.1×	28%
QQQ	CALL	$678	Jul 28	416.4K	1.8K	227.1×	34%
SPY	CALL	$740	Jul 28	401.5K	12.3K	32.5×	16%
QQQ	CALL	$680	Jul 28	400.3K	3.4K	116.6×	48%
SPY	PUT	$737	Jul 28	399.9K	9.0K	44.3×	29%
SPY	PUT	$736	Jul 28	394.8K	7.4K	53.1×	37%
QQQ	CALL	$677	Jul 28	369.7K	861	429.4×	29%
SPY	PUT	$739	Jul 28	363.0K	6.3K	57.8×	18%
SPY	PUT	$738	Jul 28	357.8K	8.1K	44.0×	26%
SPY	PUT	$742	Jul 28	356.1K	4.3K	83.8×	19%
QQQ	PUT	$676	Jul 28	345.0K	2.8K	123.5×	23%
QQQ	PUT	$677	Jul 28	331.2K	6.3K	52.2×	16%
QQQ	PUT	$675	Jul 28	328.8K	4.4K	75.0×	24%
SPY	CALL	$744	Jul 28	315.5K	7.2K	43.6×	36%
QQQ	CALL	$679	Jul 28	310.9K	1.1K	275.8×	39%
SPY	PUT	$735	Jul 28	283.8K	9.3K	30.4×	44%
SPY	CALL	$739	Jul 28	273.3K	4.8K	56.5×	24%
SPY	CALL	$745	Jul 28	261.6K	17.7K	14.8×	39%
QQQ	PUT	$670	Jul 28	258.4K	15.9K	16.3×	49%
QQQ	CALL	$676	Jul 28	234.2K	844	277.5×	27%
SPY	CALL	$738	Jul 28	225.5K	4.5K	50.0×	27%
QQQ	CALL	$675	Jul 28	216.7K	429	505.1×	27%
SPY	PUT	$734	Jul 28	214.8K	3.5K	61.8×	52%
QQQ	PUT	$674	Jul 28	208.0K	2.7K	76.9×	25%
NVDA	CALL	$200	Jul 29	187.9K	9.2K	20.4×	47%
QQQ	PUT	$678	Jul 28	182.9K	1.7K	108.8×	—

Cite this data

Permalink

https://www.tickwind.com/en/unusual/2026-07-28

Suggested citation

Unusual options activity for 2026-07-28 — Tickwind (tickwind.com), Cboe 15-min delayed data.

Download CSV JSON

Free to reuse with a link to tickwind.com.