Xeris Pharmaceuticals Inc
Ownership
Ownership Structure
Who owns Xeris Pharmaceuticals Inc (XERS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 96.5% of the shares are freely tradable; institutional investors hold 62.4%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.10 | 12,945,785 | +2.4 | 03/31/2026 |
| D. E. Shaw & Co LP | 4.28 | 7,804,758 | +0.2 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.83 | 6,980,882 | +0.0 | 03/31/2026 |
| State Street Corp | 2.55 | 4,658,174 | +13.1 | 03/31/2026 |
| Geode Capital Management, LLC | 2.35 | 4,290,629 | +0.3 | 03/31/2026 |
| Qube Research & Technologies | 2.26 | 4,114,425 | +17.6 | 03/31/2026 |
| Rosalind Advisors, Inc. | 1.77 | 3,231,700 | +53.0 | 03/31/2026 |
| Nuveen, LLC | 1.60 | 2,916,598 | +3.9 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.85 | 5,193,656 | +0.0 | 07/31/2026 |
| iShares Russell 2000 ETF | 2.41 | 4,388,559 | -0.6 | 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 |
|---|---|---|---|---|---|
| Shannon John Patrick Jr | See Remarks | 2,898,933 | 23,771,251 $ | Aug 1, 2026 | direct |
| McCulloch Kevin | See Remarks | 1,639,208 | 13,441,506 $ | Sep 1, 2026 | direct |
| Pieper Steven | See Remarks | 1,356,053 | 11,119,635 $ | Sep 1, 2026 | direct |
| Hecht Beth | See Remarks | 1,127,796 | 9,247,927 $ | Sep 1, 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 1, 2026 | McCulloch Kevin | See Remarks | Sell | 15,000 | 8.49 | 127,308 |
| Sep 1, 2026 | Pieper Steven | See Remarks | Sell | 5,000 | 8.50 | 42,500 |
| Sep 1, 2026 | Hecht Beth | See Remarks | Sell | 16,666 | 8.49 | 141,434 |
| Aug 12, 2026 | Pieper Steven | See Remarks | Sell | 5,000 | 8.50 | 42,500 |
| Aug 3, 2026 | McCulloch Kevin | See Remarks | Sell | 15,000 | 8.02 | 120,240 |
| Aug 3, 2026 | Hecht Beth | See Remarks | Sell | 16,666 | 8.01 | 133,553 |
| Aug 1, 2026 | Shannon John Patrick Jr | See Remarks | Other | 36,645 | 8.08 | 296,092 |
| Aug 1, 2026 | McCulloch Kevin | See Remarks | Other | 21,918 | 8.08 | 177,097 |
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.