Options market record

ZS options flowcalls and puts bought each day.

On Oct 5, 2026, traders bought 6.43K ZS call contracts ($4.1M) and 3.85K put contracts ($1.8M). Calls were 1.0× and puts were 1.3× their respective 20-day medians. The underlying closed at $202.16 and 30-day implied volatility was 56.6%. On the call-buy top 10 on 14 of 473 trading days since Nov 11, 2024.

Each point is one trading day since Nov 11, 2024. Latest rankings

Daily contracts bought

Call contracts: min 624, max 43.57K, latest 6.43K. Put contracts: min 381, max 65.92K, latest 3.85K.

30-day implied volatility

30-day IV: min 29.5%, max 199.7%, latest 56.6%.

Days in a top-10 list

Ranked by contracts bought today compared with the stock's own median over the previous 20 trading days.

Date	Call-buy rank	Put-buy rank	Call vs normal	Put vs normal
Sep 4, 2026	8	5	5.5×	5.8×
Sep 3, 2026	7	5	8.1×	10.9×
May 28, 2026	—	3	8.4×	15.1×
May 27, 2026	6	2	10.1×	21.4×
May 26, 2026	—	2	7.3×	10.0×
Mar 5, 2026	—	8	1.2×	7.3×
Feb 19, 2026	—	4	1.3×	17.5×
Feb 12, 2026	—	10	1.0×	9.9×
Jan 12, 2026	—	9	1.2×	6.9×
Jan 8, 2026	—	3	2.2×	10.2×
Dec 31, 2025	—	8	1.1×	5.8×
Dec 30, 2025	—	6	0.6×	3.7×
Dec 29, 2025	—	7	1.0×	4.3×
Dec 26, 2025	—	6	0.7×	3.5×
Dec 24, 2025	—	10	0.4×	3.4×
Nov 28, 2025	—	1	3.4×	4.5×
Nov 26, 2025	2	1	12.4×	20.1×
Nov 25, 2025	—	4	6.3×	10.3×
Sep 3, 2025	1	2	18.8×	12.2×
Sep 2, 2025	1	1	17.4×	16.8×

All 31 days

Date	Call-buy rank	Put-buy rank	Call vs normal	Put vs normal
May 1, 2025	6	—	5.3×	0.9×
Apr 29, 2025	8	—	5.6×	1.1×
Apr 28, 2025	2	—	11.6×	1.3×
Apr 25, 2025	7	—	7.2×	1.9×
Mar 25, 2025	8	—	3.4×	0.9×
Mar 6, 2025	10	—	4.7×	5.4×
Mar 5, 2025	—	3	3.5×	7.2×
Dec 24, 2024	—	8	0.4×	1.5×
Dec 4, 2024	—	4	3.6×	7.6×
Dec 3, 2024	6	3	6.9×	12.9×
Dec 2, 2024	6	1	9.1×	19.2×

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