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. 96.6% of the shares are freely tradable; institutional investors hold 62.4%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.97 | 14,525,539 | +12.2 | 06/30/2026 |
| D. E. Shaw & Co LP | 4.28 | 7,804,758 | +0.2 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.03 | 7,340,229 | +5.1 | 06/30/2026 |
| State Street Corp | 2.64 | 4,821,566 | +3.5 | 06/30/2026 |
| Geode Capital Management, LLC | 2.59 | 4,718,183 | +10.0 | 06/30/2026 |
| Nuveen, LLC | 2.41 | 4,385,141 | +50.4 | 06/30/2026 |
| Rosalind Advisors, Inc. | 1.60 | 2,908,981 | -10.0 | 06/30/2026 |
| Qube Research & Technologies | 1.59 | 2,893,749 | -29.7 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.02 | 5,501,446 | +5.9 | 09/30/2026 |
| iShares Russell 2000 ETF | 2.42 | 4,417,108 | -1.1 | 09/30/2026 |
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 | 29,569,117 $ | Aug 1, 2026 | direct |
| McCulloch Kevin | See Remarks | 1,599,208 | 16,311,922 $ | Oct 1, 2026 | direct |
| Pieper Steven | See Remarks | 1,351,053 | 13,780,741 $ | Oct 1, 2026 | direct |
| Hecht Beth | See Remarks | 1,111,130 | 11,333,526 $ | Oct 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 |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | Pieper Steven | See Remarks | Sell | 5,000 | 9.41 | 47,037 |
| Oct 1, 2026 | McCulloch Kevin | See Remarks | Sell | 15,000 | 9.41 | 141,120 |
| Oct 1, 2026 | Hecht Beth | See Remarks | Sell | 16,666 | 9.41 | 156,792 |
| Sep 28, 2026 | McCulloch Kevin | See Remarks | Sell | 25,000 | 10.00 | 250,000 |
| 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: November 2, 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.