The Marzetti Company
Ownership
Ownership Structure
Who owns The Marzetti Company (MZTI)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 71.5% of the shares are freely tradable; institutional investors hold 66.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 9.62 | 2,624,879 | +2.8 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 4.80 | 1,308,840 | +0.0 | 03/31/2026 |
| First Trust Advisors L.P. | 3.66 | 997,959 | +24.2 | 06/30/2026 |
| State Street Corp | 3.62 | 987,276 | +1.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.21 | 876,161 | +0.0 | 03/31/2026 |
| AQR Capital Management LLC | 3.04 | 829,765 | +118.5 | 03/31/2026 |
| Charles Schwab Investment Management Inc | 2.76 | 753,619 | +159.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 2.62 | 714,080 | +28.5 | 06/30/2026 |
| Geode Capital Management, LLC | 2.43 | 663,142 | +5.2 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 2.60 | 710,483 | +0.0 | 08/31/2026 |
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 |
|---|---|---|---|---|---|
| Ciesinski David Alan | President and CEO | 59,522 | 6,029,579 $ | Aug 25, 2026 | direct |
| Pigott, Thomas K. | VP, CFO and Asst. Secretary | 18,011 | 1,824,514 $ | Aug 25, 2026 | direct |
| Bird Kristin | President-Foodservice Division | 6,285 | 636,671 $ | Aug 25, 2026 | direct |
| Viso Luis | Strategic Advisor to CEO | 1,047 | 106,061 $ | Sep 10, 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 |
|---|---|---|---|---|---|---|
| Sep 10, 2026 | Viso Luis | Strategic Advisor to CEO | Sell | 997 | 100.81 | 100,512 |
| Aug 25, 2026 | Viso Luis | Chief Supply Chain Officer | Other | 152 | 116.05 | 17,640 |
| Aug 25, 2026 | Viso Luis | Chief Supply Chain Officer | Other | 527 | 0.00 | – |
| Aug 25, 2026 | Pigott, Thomas K. | VP, CFO and Asst. Secretary | Other | 298 | 116.05 | 34,583 |
| Aug 25, 2026 | Pigott, Thomas K. | VP, CFO and Asst. Secretary | Other | 1,026 | 0.00 | – |
| Aug 25, 2026 | Ciesinski David Alan | President and CEO | Other | 1,611 | 116.05 | 186,957 |
| Aug 25, 2026 | Ciesinski David Alan | President and CEO | Other | 4,177 | 0.00 | – |
| Aug 25, 2026 | Bird Kristin | President-Foodservice Division | Other | 180 | 116.05 | 20,889 |
| Aug 25, 2026 | Bird Kristin | President-Foodservice Division | Other | 623 | 0.00 | – |
| Aug 15, 2026 | Ciesinski David Alan | President and CEO | Other | 2,055 | 116.05 | 238,483 |
| Aug 15, 2026 | Viso Luis | Chief Supply Chain Officer | Other | 255 | 116.05 | 29,593 |
| Aug 15, 2026 | Pigott, Thomas K. | VP, CFO and Asst. Secretary | Other | 496 | 116.05 | 57,561 |
| Aug 15, 2026 | Bird Kristin | President-Foodservice Division | Other | 301 | 116.05 | 34,931 |
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.