Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 65 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

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
July 10, 2026 ZTS A 238 $26.22 $6,240 6,273 Direct +3.94% Acquired 172.0% (price as of 2026-10-06)
May 28, 2026 DXCM A 5,605 · · 17,319 Direct +47.85% Acquired (price as of 2026-10-06)
April 10, 2026 ZTS A 26 $39.64 $1,031 6,036 Direct +0.43% Acquired 79.9% (price as of 2026-10-06)
March 27, 2026 ZTS A 642 $38.20 $24,524 6,010 Direct +11.96% Acquired 86.7% (price as of 2026-10-06)
Feb. 19, 2026 ZTS M 454 · · 5,894 Direct +8.35% Acquired (price as of 2026-10-06)
Feb. 19, 2026 ZTS F 179 $127.28 $22,783 5,715 Direct -3.04% Disposed -44.0% (price as of 2026-10-06)
Feb. 19, 2026 ZTS M 455 · · 908 Direct -33.38% Disposed (price as of 2026-10-06)
Feb. 18, 2026 ZTS A 2,323 · · 2,323 Direct · Acquired (price as of 2026-10-06)
Feb. 18, 2026 ZTS A 9,191 · · 9,191 Direct · Acquired (price as of 2026-10-06)
Feb. 8, 2026 ZTS M 192 · · 5,517 Direct +3.61% Acquired (price as of 2026-10-06)
Feb. 8, 2026 ZTS F 77 $127.42 $9,811 5,440 Direct -1.40% Disposed -44.0% (price as of 2026-10-06)
Feb. 8, 2026 ZTS M 193 · · 0 Direct -100.00% Disposed (price as of 2026-10-06)
Feb. 6, 2026 ZTS M 222 · · 5,414 Direct +4.28% Acquired (price as of 2026-10-06)
Feb. 6, 2026 ZTS F 89 $127.42 $11,340 5,325 Direct -1.64% Disposed -44.0% (price as of 2026-10-06)
Feb. 6, 2026 ZTS M 222 · · 222 Direct -50.00% Disposed (price as of 2026-10-06)
Jan. 9, 2026 ZTS A 141 $42.42 $5,981 5,368 Direct +2.70% Acquired 68.2% (price as of 2026-10-06)
Oct. 10, 2025 ZTS A 150 $46.71 $7,006 5,226 Direct +2.96% Acquired 52.7% (price as of 2026-10-06)
July 11, 2025 ZTS A 118 $50.86 $6,001 5,077 Direct +2.38% Acquired 40.2% (price as of 2026-10-06)
May 8, 2025 DXCM A 5,074 · · 11,714 Direct +76.42% Acquired (price as of 2026-10-06)
April 4, 2025 ZTS A 20 $49.66 $993 4,959 Direct +0.40% Acquired 43.6% (price as of 2026-10-06)
March 28, 2025 ZTS A 382 $53.18 $20,315 4,938 Direct +8.38% Acquired 34.1% (price as of 2026-10-06)
Feb. 19, 2025 ZTS A 1,343 · · 1,343 Direct · Acquired (price as of 2026-10-06)
Feb. 19, 2025 ZTS A 5,235 · · 5,235 Direct · Acquired (price as of 2026-10-06)
Feb. 8, 2025 ZTS M 190 · · 5,116 Direct +3.86% Acquired (price as of 2026-10-06)
Feb. 8, 2025 ZTS F 76 $171.43 $13,029 5,040 Direct -1.49% Disposed -58.4% (price as of 2026-10-06)
Feb. 8, 2025 ZTS M 254 · · 5,294 Direct +5.04% Acquired (price as of 2026-10-06)
Feb. 8, 2025 ZTS F 102 $171.43 $17,486 5,192 Direct -1.93% Disposed -58.4% (price as of 2026-10-06)
Feb. 8, 2025 ZTS M 190 · · 190 Direct -50.00% Disposed (price as of 2026-10-06)
Feb. 8, 2025 ZTS M 255 · · 0 Direct -100.00% Disposed (price as of 2026-10-06)
Feb. 6, 2025 ZTS M 219 · · 5,014 Direct +4.57% Acquired (price as of 2026-10-06)
Feb. 6, 2025 ZTS F 88 $174.12 $15,323 4,926 Direct -1.76% Disposed -59.0% (price as of 2026-10-06)
Feb. 6, 2025 ZTS M 219 · · 438 Direct -33.33% Disposed (price as of 2026-10-06)
Jan. 10, 2025 ZTS A 98 $53.05 $5,199 4,557 Direct +2.20% Acquired 34.5% (price as of 2026-10-06)
Oct. 4, 2024 ZTS A 99 $61.07 $6,046 4,459 Direct +2.27% Acquired 16.8% (price as of 2026-10-06)
July 12, 2024 ZTS A 90 $57.53 $5,178 4,360 Direct +2.11% Acquired 24.0% (price as of 2026-10-06)
May 22, 2024 DXCM A 2,632 · · 6,640 Direct +65.67% Acquired (price as of 2026-10-06)
April 5, 2024 ZTS A 16 $53.31 $853 4,269 Direct +0.38% Acquired 33.8% (price as of 2026-10-06)
March 28, 2024 ZTS A 171 $54.33 $9,290 4,253 Direct +4.19% Acquired 31.3% (price as of 2026-10-06)
Feb. 10, 2024 ZTS M 290 · · 4,629 Direct +6.68% Acquired (price as of 2026-10-06)
Feb. 10, 2024 ZTS F 99 $197.32 $19,535 4,530 Direct -2.14% Disposed -63.9% (price as of 2026-10-06)
Feb. 10, 2024 ZTS M 436 · · 4,966 Direct +9.62% Acquired (price as of 2026-10-06)
Feb. 10, 2024 ZTS F 171 $197.32 $33,742 4,795 Direct -3.44% Disposed -63.9% (price as of 2026-10-06)
Feb. 10, 2024 ZTS M 290 · · 252 Direct -53.51% Disposed (price as of 2026-10-06)
Feb. 10, 2024 ZTS M 437 · · 0 Direct -100.00% Disposed (price as of 2026-10-06)
Feb. 8, 2024 ZTS M 187 · · 4,414 Direct +4.42% Acquired (price as of 2026-10-06)
Feb. 8, 2024 ZTS F 75 $195.75 $14,681 4,339 Direct -1.70% Disposed -63.6% (price as of 2026-10-06)
Feb. 8, 2024 ZTS M 187 · · 376 Direct -33.21% Disposed (price as of 2026-10-06)
Feb. 6, 2024 ZTS A 650 · · 650 Direct · Acquired (price as of 2026-10-06)
Feb. 6, 2024 ZTS A 2,500 · · 2,500 Direct · Acquired (price as of 2026-10-06)
Feb. 5, 2024 ZTS A 437 · · 437 Direct · Acquired (price as of 2026-10-06)
Jan. 12, 2024 ZTS A 79 $63.17 $4,990 4,082 Direct +1.97% Acquired 12.9% (price as of 2026-10-06)
Oct. 6, 2023 ZTS A 104 $55.92 $5,816 4,004 Direct +2.67% Acquired 27.6% (price as of 2026-10-06)
Aug. 24, 2023 DXCM A 4,008 · · 4,008 Direct · Acquired (price as of 2026-10-06)
July 14, 2023 ZTS A 15 $54.74 $821 3,900 Direct +0.39% Acquired 30.3% (price as of 2026-10-06)
March 31, 2023 ZTS A 198 $52.84 $10,462 3,885 Direct +5.37% Acquired 35.0% (price as of 2026-10-06)
Feb. 11, 2023 ZTS M 300 · · 4,124 Direct +7.85% Acquired (price as of 2026-10-06)
Feb. 11, 2023 ZTS F 120 $158.33 $19,000 4,004 Direct -2.91% Disposed -54.9% (price as of 2026-10-06)
Feb. 11, 2023 ZTS M 370 · · 4,374 Direct +9.24% Acquired (price as of 2026-10-06)
Feb. 11, 2023 ZTS F 147 $158.33 $23,275 4,227 Direct -3.36% Disposed -54.9% (price as of 2026-10-06)
Feb. 11, 2023 ZTS M 301 · · 538 Direct +127.00% Acquired (price as of 2026-10-06)
Feb. 11, 2023 ZTS M 371 · · 0 Direct · Acquired (price as of 2026-10-06)
Feb. 8, 2023 ZTS A 371 · · 371 Direct · Acquired (price as of 2026-10-06)
Feb. 8, 2023 ZTS A 558 · · 558 Direct · Acquired (price as of 2026-10-06)
Feb. 8, 2023 ZTS A 2,077 · · 2,077 Direct · Acquired (price as of 2026-10-06)
Jan. 13, 2023 ZTS A 95 $51.02 $4,847 3,687 Direct +2.64% Acquired 39.8% (price as of 2026-10-06)

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
July 10, 2026 ZTS Phantom Stock Unit [F1] Common Stock (82) · · 238 Acquired
April 10, 2026 ZTS Phantom Stock Unit [F1] Common Stock (9) · · 26 Acquired
March 27, 2026 ZTS Phantom Stock Unit [F1] Common Stock (216) · · 642 Acquired
Feb. 19, 2026 ZTS Restricted Stock Unit [F2] Common Stock (455) · · 455 Disposed
Feb. 18, 2026 ZTS Restricted Stock Unit [F1] Common Stock (2,323) · · 2,323 Acquired
Feb. 18, 2026 ZTS Stock Option [F7] Common Stock (9,191) $129.13 · 9,191 Acquired
Feb. 8, 2026 ZTS Restricted Stock Unit [F2] Common Stock (193) · · 193 Disposed
Feb. 6, 2026 ZTS Restricted Stock Unit [F2] Common Stock (222) · · 222 Disposed
Jan. 9, 2026 ZTS Phantom Stock Unit [F1] Common Stock (47) · · 141 Acquired
Oct. 10, 2025 ZTS Phantom Stock Unit [F1] Common Stock (50) · · 150 Acquired
July 11, 2025 ZTS Phantom Stock Unit [F1] Common Stock (39) · · 118 Acquired
April 4, 2025 ZTS Phantom Stock Unit [F1] Common Stock (7) · · 20 Acquired
March 28, 2025 ZTS Phantom Stock Unit [F1] Common Stock (124) · · 382 Acquired
Feb. 19, 2025 ZTS Restricted Stock Unit [F1] Common Stock (1,343) · · 1,343 Acquired
Feb. 19, 2025 ZTS Stock Option [F7] Common Stock (5,235) $156.64 · 5,235 Acquired
Feb. 8, 2025 ZTS Restricted Stock Unit [F2] Common Stock (190) · · 190 Disposed
Feb. 8, 2025 ZTS Restricted Stock Unit [F6] Common Stock (255) · · 255 Disposed
Feb. 6, 2025 ZTS Restricted Stock Unit [F2] Common Stock (219) · · 219 Disposed
Jan. 10, 2025 ZTS Phantom Stock Unit [F1] Common Stock (32) · · 98 Acquired
Oct. 4, 2024 ZTS Phantom Stock Unit [F1] Common Stock (32) · · 99 Acquired
July 12, 2024 ZTS Phantom Stock Unit [F1] Common Stock (29) · · 90 Acquired
April 5, 2024 ZTS Phantom Stock Unit [F1] Common Stock (5) · · 16 Acquired
March 28, 2024 ZTS Phantom Stock Unit [F1] Common Stock (55) · · 171 Acquired
Feb. 10, 2024 ZTS Restricted Stock Unit [F3] Common Stock (290) · · 290 Disposed
Feb. 10, 2024 ZTS Performance Award Unit [F11] Common Stock (437) · · 437 Disposed
Feb. 8, 2024 ZTS Restricted Stock Unit [F2] Common Stock (187) · · 187 Disposed
Feb. 6, 2024 ZTS Restricted Stock Unit [F1] Common Stock (650) · · 650 Acquired
Feb. 6, 2024 ZTS Stock Option [F8] Common Stock (2,500) $196.14 · 2,500 Acquired
Feb. 5, 2024 ZTS Performance Award Unit [F1] Common Stock (437) · · 437 Acquired
Jan. 12, 2024 ZTS Phantom Stock Unit [F1] Common Stock (25) · · 79 Acquired
Oct. 6, 2023 ZTS Phantom Stock Unit [F1] Common Stock (33) · · 104 Acquired
July 14, 2023 ZTS Phantom Stock Unit [F1] Common Stock (5) · · 15 Acquired
March 31, 2023 ZTS Phantom Stock Unit [F1] Common Stock (63) · · 198 Acquired
Feb. 11, 2023 ZTS Restricted Stock Unit [F3] Common Stock (301) · · 301 Acquired
Feb. 11, 2023 ZTS Performance Award Unit [F8] Common Stock (371) · · 371 Acquired
Feb. 8, 2023 ZTS Performance Award Unit [F1] Common Stock (371) · · 371 Acquired
Feb. 8, 2023 ZTS Restricted Stock Unit [F5] Common Stock (558) · · 558 Acquired
Feb. 8, 2023 ZTS Stock Option [F11] Common Stock (2,077) $162.07 · 2,077 Acquired
Jan. 13, 2023 ZTS Phantom Stock Unit [F1] Common Stock (1,169) · · 95 Acquired

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

Initial ownership (Form 3) 4 holdings

07

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

DateTickerSecuritySharesOwnership
Nov. 10, 2022 ZTS Common Stock 3,824 Direct
Nov. 10, 2022 ZTS Phantom Stock Unit [F1]→ Common Stock · Direct
Nov. 10, 2022 ZTS Restricted Stock Unit [F3]→ Common Stock · Direct
Nov. 10, 2022 ZTS Stock Option [F8]→ Common Stock · Direct