Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 20 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

20 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 21, 2020 ZS S 10b5-1 15,485 $137.06 $2,122,374 112,256 Direct -12.12% Disposed 43.4% (price as of 2026-10-02)
Aug. 20, 2020 ZS S 10b5-1 1,179 $137.01 $161,535 112,256 Direct -1.04% Disposed 43.5% (price as of 2026-10-02)
July 9, 2020 ZS S 10b5-1 16,666 $125.12 $2,085,250 112,256 Direct -12.93% Disposed 57.1% (price as of 2026-10-02)
July 6, 2020 ZS S 10b5-1 40,000 $120.06 $4,802,400 138,085 Indirect -22.46% Disposed 63.8% (price as of 2026-10-02)
June 15, 2020 ZS S 10b5-1 6,916 $101.88 $704,602 239,169 Indirect -2.81% Disposed 93.0% (price as of 2026-10-02)
June 15, 2020 ZS S 10b5-1 7,700 $102.71 $790,867 231,469 Indirect -3.22% Disposed 91.4% (price as of 2026-10-02)
June 15, 2020 ZS S 10b5-1 29,758 $103.86 $3,090,666 201,711 Indirect -12.86% Disposed 89.3% (price as of 2026-10-02)
June 15, 2020 ZS S 10b5-1 23,626 $104.58 $2,470,807 178,085 Indirect -11.71% Disposed 88.0% (price as of 2026-10-02)
June 15, 2020 ZS S 10b5-1 1,752 $99.86 $174,955 112,328 Direct -1.54% Disposed 96.9% (price as of 2026-10-02)
June 15, 2020 ZS S 10b5-1 72 $101.72 $7,324 112,256 Direct -0.06% Disposed 93.3% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 600 $97.30 $58,380 145,250 Direct -0.41% Disposed 102.1% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 900 $98.44 $88,596 144,350 Direct -0.62% Disposed 99.7% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 900 $99.90 $89,910 143,450 Direct -0.62% Disposed 96.8% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 900 $101.47 $91,323 142,550 Direct -0.63% Disposed 93.8% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 2,500 $102.52 $256,300 140,050 Direct -1.75% Disposed 91.8% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 2,910 $103.50 $301,185 137,140 Direct -2.08% Disposed 90.0% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 614 $104.42 $64,114 136,526 Direct -0.45% Disposed 88.3% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 1,297 $106.02 $137,508 135,229 Direct -0.95% Disposed 85.4% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 1,700 $107.24 $182,308 133,529 Direct -1.26% Disposed 83.3% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 798 $108.25 $86,384 132,731 Direct -0.60% Disposed 81.6% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 800 $109.40 $87,520 131,931 Direct -0.60% Disposed 79.7% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 18,193 $110.11 $2,003,231 113,738 Direct -13.79% Disposed 78.5% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 920 $111.37 $102,460 112,818 Direct -0.81% Disposed 76.5% (price as of 2026-10-02)
June 1, 2020 ZS S 10b5-1 300 $112.25 $33,675 112,518 Direct -0.27% Disposed 75.1% (price as of 2026-10-02)
May 29, 2020 ZS S 10b5-1 16,667 $90.00 $1,500,030 112,518 Direct -12.90% Disposed 118.4% (price as of 2026-10-02)
March 17, 2020 ZS S 1,313 $40.97 $53,794 112,537 Direct -1.15% Disposed 379.9% (price as of 2026-10-02)
March 17, 2020 ZS S 19 $42.61 $810 112,518 Direct -0.02% Disposed 361.4% (price as of 2026-10-02)
Dec. 17, 2019 ZS S 1,774 $46.14 $81,852 113,850 Direct -1.53% Disposed 326.1% (price as of 2026-10-02)
Aug. 1, 2019 ZS S 10b5-1 775 $85.37 $66,162 36,022 Indirect -2.11% Disposed 130.3% (price as of 2026-10-02)
Aug. 1, 2019 ZS S 10b5-1 1,100 $84.54 $92,994 36,797 Indirect -2.90% Disposed 132.6% (price as of 2026-10-02)
Aug. 1, 2019 ZS S 10b5-1 2,632 $85.79 $225,799 114,062 Direct -2.26% Disposed 129.2% (price as of 2026-10-02)
Aug. 1, 2019 ZS S 10b5-1 58,480 $85.20 $4,982,496 116,694 Direct -33.38% Disposed 130.8% (price as of 2026-10-02)
Aug. 1, 2019 ZS S 10b5-1 32,557 $84.31 $2,744,881 175,174 Direct -15.67% Disposed 133.2% (price as of 2026-10-02)
May 1, 2019 ZS S 10b5-1 1,600 $68.80 $110,080 37,897 Indirect -4.05% Disposed 185.8% (price as of 2026-10-02)
May 1, 2019 ZS S 10b5-1 36,683 $67.26 $2,467,299 39,497 Indirect -48.15% Disposed 192.3% (price as of 2026-10-02)
May 1, 2019 ZS S 10b5-1 57,261 $66.64 $3,815,873 76,180 Indirect -42.91% Disposed 195.0% (price as of 2026-10-02)
Feb. 12, 2019 ZS S 10b5-1 13,000 $50.08 $651,040 132 Indirect -98.99% Disposed 292.6% (price as of 2026-10-02)
Feb. 4, 2019 ZS S 10b5-1 15,000 $49.18 $737,700 133,441 Indirect -10.11% Disposed 299.8% (price as of 2026-10-02)
Feb. 4, 2019 ZS S 10b5-1 15,000 $49.18 $737,700 133,441 Indirect -10.11% Disposed 299.8% (price as of 2026-10-02)
Feb. 1, 2019 ZS S 10b5-1 35,106 $48.17 $1,691,056 148,441 Indirect -19.13% Disposed 308.1% (price as of 2026-10-02)
Feb. 1, 2019 ZS S 10b5-1 45,438 $47.77 $2,170,573 183,547 Indirect -19.84% Disposed 311.6% (price as of 2026-10-02)
Feb. 1, 2019 ZS S 10b5-1 35,106 $48.17 $1,691,056 148,441 Indirect -19.13% Disposed 308.1% (price as of 2026-10-02)
Feb. 1, 2019 ZS S 10b5-1 45,438 $47.77 $2,170,573 183,547 Indirect -19.84% Disposed 311.6% (price as of 2026-10-02)
Dec. 17, 2018 ZS S 10b5-1 802 $41.83 $33,548 207,963 Indirect -0.38% Disposed 370.0% (price as of 2026-10-02)
Dec. 17, 2018 ZS S 10b5-1 5,288 $40.43 $213,794 208,765 Indirect -2.47% Disposed 386.3% (price as of 2026-10-02)
Dec. 17, 2018 ZS S 10b5-1 26,053 $39.58 $1,031,178 214,053 Indirect -10.85% Disposed 396.7% (price as of 2026-10-02)
Dec. 17, 2018 ZS S 10b5-1 33,401 $38.40 $1,282,598 240,106 Indirect -12.21% Disposed 412.0% (price as of 2026-10-02)
Sept. 13, 2018 ZS S 10b5-1 54 $43.10 $2,327 28,132 Indirect -0.19% Disposed 356.1% (price as of 2026-10-02)
Sept. 13, 2018 ZS S 10b5-1 6,946 $42.54 $295,483 28,186 Indirect -19.77% Disposed 362.2% (price as of 2026-10-02)
Sept. 13, 2018 ZS S 10b5-1 7,311 $43.01 $314,446 132 Indirect -98.23% Disposed 357.1% (price as of 2026-10-02)
Sept. 13, 2018 ZS S 10b5-1 27,689 $42.44 $1,175,121 7,443 Indirect -78.81% Disposed 363.2% (price as of 2026-10-02)
Sept. 12, 2018 ZS S 10b5-1 6,164 $42.78 $263,696 273,507 Indirect -2.20% Disposed 359.6% (price as of 2026-10-02)
Sept. 12, 2018 ZS S 10b5-1 15,517 $41.99 $651,559 279,671 Indirect -5.26% Disposed 368.2% (price as of 2026-10-02)
Sept. 12, 2018 ZS S 10b5-1 43,863 $41.07 $1,801,453 295,188 Indirect -12.94% Disposed 378.7% (price as of 2026-10-02)
Jan. 10, 2018 ZS S 10b5-1 14,300 $45.01 $643,643 13,132 Indirect -52.13% Disposed 336.8% (price as of 2026-10-02)
Jan. 10, 2018 ZS S 10b5-1 14,200 $45.01 $639,142 228,985 Indirect -5.84% Disposed 336.8% (price as of 2026-10-02)
Jan. 8, 2018 ZS S 10b5-1 700 $45.00 $31,500 27,432 Indirect -2.49% Disposed 336.9% (price as of 2026-10-02)
Jan. 8, 2018 ZS S 10b5-1 800 $45.00 $36,000 243,185 Indirect -0.33% Disposed 336.9% (price as of 2026-10-02)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Aug. 21, 2020 ZS Employee Stock Option (right to buy) Common Stock (15,485) $5.93 April 10, 2027 15,485 Disposed
Aug. 20, 2020 ZS Employee Stock Option (right to buy) Common Stock (1,179) $5.93 April 10, 2027 1,179 Disposed
July 9, 2020 ZS Employee Stock Option (right to buy) Common Stock (16,666) $5.93 April 10, 2027 16,666 Disposed
June 1, 2020 ZS Employee Stock Option (right to buy) Common Stock (33,332) $5.93 April 10, 2027 33,332 Disposed
June 1, 2020 ZS Employee Stock Option (right to buy) Common Stock (14,302) $5.93 April 10, 2027 14,302 Disposed
June 1, 2020 ZS Employee Stock Option (right to buy) Common Stock (19,030) $2.63 April 3, 2025 19,030 Disposed
May 29, 2020 ZS Employee Stock Option (right to buy) Common Stock (16,667) $5.93 April 10, 2027 16,667 Disposed
Aug. 1, 2019 ZS Employee Stock Option (right to buy) Common Stock (93,669) $2.63 April 3, 2025 93,669 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 7 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
March 15, 2018 ZS Common Stock 339,051 Direct
March 15, 2018 ZS Common Stock 156,400 Indirect
March 15, 2018 ZS Common Stock 160,000 Indirect
March 15, 2018 ZS Common Stock 35,132 Indirect
March 15, 2018 ZS Common Stock 35,132 Indirect
March 15, 2018 ZS Employee Stock Option (right to buy)→ Common Stock (266,666) 266,666 Direct
March 15, 2018 ZS Employee Stock Option (right to buy)→ Common Stock (233,333) 233,333 Direct