Zoetis Inc
Ownership
Ownership Structure
Who owns Zoetis Inc (ZTS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.8% of the shares are freely tradable; institutional investors hold 103.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.61 | 35,584,312 | -4.7 | 03/31/2026 |
| Vanguard Capital Management, LLC | 6.31 | 26,072,846 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.80 | 23,967,400 | +0.0 | 03/31/2026 |
| State Street Corp | 4.68 | 19,324,401 | -2.4 | 03/31/2026 |
| State Farm Mutual Automobile Ins Co | 3.85 | 15,892,903 | +0.0 | 06/30/2026 |
| Morgan Stanley - Brokerage Accounts | 3.42 | 14,145,735 | -8.5 | 03/31/2026 |
| Geode Capital Management, LLC | 2.75 | 11,349,248 | +0.2 | 03/31/2026 |
| Wellington Management Company LLP | 2.28 | 9,423,895 | -7.2 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.91 | 12,019,340 | +0.3 | 07/31/2026 |
| Vanguard 500 Index Investor | 2.66 | 11,004,740 | +1.1 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Damelio Frank A | Director | 14,808 | 1,080,984 $ | Aug 7, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 7, 2026 | Damelio Frank A | Director | Other | 6,650 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.