Who owns Eton Pharmaceuticals, Inc.?
Institutional ownership of ETON from SEC Form 13F filings across 116 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
116
13F holders
$350.3M
value, 2026 filers
35.5%
of shares outstanding (9.7M sh)
37
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of ETON's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 1.9M | $68.6M | 0.0% | 6.9% | +10.4% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 976,570 | $35.4M | 0.0% | 3.6% | -50.9% |
| 3 | MORGAN STANLEY | 767,972 | $27.8M | 0.0% | 2.8% | +60.7% |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 652,303 | $23.6M | 0.0% | 2.4% | +12.9% |
| 5 | Westside Investment Management, Inc. | 431,160 | $15.6M | 2.1% | 1.6% | -7.9% |
| 6 | Nuveen, LLC | 375,707 | $13.6M | 0.0% | 1.4% | +548.3% |
| 7 | BNP PARIBAS FINANCIAL MARKETS | 322,466 | $11.7M | 0.0% | 1.2% | +6.7% |
| 8 | Woodline Partners LP | 310,879 | $11.3M | 0.0% | 1.1% | -8.9% |
| 9 | NORTHERN TRUST CORP | 255,849 | $9.3M | 0.0% | 0.9% | +7.6% |
| 10 | MARSHALL WACE, LLP | 249,182 | $9.0M | 0.0% | 0.9% | +201.2% |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | 194,591 | $7.0M | 0.0% | 0.7% | +28.2% |
| 12 | JPMORGAN CHASE & CO | 191,635 | $7.0M | 0.0% | 0.7% | +12.8% |
| 13 | D. E. Shaw & Co., Inc.NEW | 188,452 | $6.8M | 0.0% | 0.7% | new |
| 14 | JANE STREET GROUP, LLC | 185,697 | $6.7M | 0.0% | 0.7% | +94.6% |
| 15 | NORGES BANKNEW | 169,500 | $6.1M | 0.0% | 0.6% | new |
| 16 | VANGUARD FIDUCIARY TRUST CO | 168,539 | $6.1M | 0.0% | 0.6% | +2.3% |
| 17 | BANK OF AMERICA CORP /DE/ | 142,257 | $5.1M | 0.0% | 0.5% | -1.5% |
| 18 | PRELUDE CAPITAL MANAGEMENT, LLC | 137,572 | $5.0M | 0.4% | 0.5% | -27.1% |
| 19 | GOLDMAN SACHS GROUP INC | 132,583 | $4.8M | 0.0% | 0.5% | -39.0% |
| 20 | Bank of New York Mellon Corp | 118,249 | $4.3M | 0.0% | 0.4% | +6.3% |
| 21 | TWO SIGMA INVESTMENTS, LP | 116,291 | $4.2M | 0.0% | 0.4% | +9.3% |
| 22 | WELLS FARGO & COMPANY/MN | 114,655 | $4.2M | 0.0% | 0.4% | +1099.4% |
| 23 | Walleye Capital LLC | 86,249 | $3.1M | 0.0% | 0.3% | -47.4% |
| 24 | Sixth Street Partners Management Company, L.P.NEW | 77,032 | $2.8M | 0.5% | 0.3% | new |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 77,032 | $2.8M | 0.0% | 0.3% | +12.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.