PTN Palatin Technologies, Inc. - Common Stock
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Institutional owners (13F) 27 filers · $7.9M total · As of June 30, 2026
Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.
| New positions | Exited positions | Increased | Decreased | Net shares change |
|---|---|---|---|---|
| 8 (-1 vs prior Q) | 5 (-1 vs prior Q) | 6 (+1 vs prior Q) | 6 (+4 vs prior Q) | -203K |
Compared to Q1 2026. SEC Form 13F filings are due within 45 days of quarter-end plus a short buffer for late filers — quarters still inside that window are skipped in favor of the most recent fully-reported pair.
| Institution | Value | Shares | % of tracked 13F | Type |
|---|---|---|---|---|
| JANUS HENDERSON GROUP PLC | $2,438,800 | 140,000 | 30.69% | Shares |
| Driehaus Capital Management LLC | $1,798,833 | 166,713 | 22.64% | Shares |
| Logos Global Management LP | $1,402,700 | 130,000 | 17.65% | Shares |
| RA CAPITAL MANAGEMENT, L.P. | $670,318 | 62,124 | 8.44% | Shares |
| Balyasny Asset Management L.P. | $443,577 | 41,110 | 5.58% | Shares |
| Opaleye Management Inc. | $221,195 | 20,500 | 2.78% | Shares |
| VANGUARD CAPITAL MANAGEMENT LLC | $204,050 | 18,911 | 2.57% | Shares |
| GEODE CAPITAL MANAGEMENT, LLC | $169,127 | 15,664 | 2.13% | Shares |
| Miller Financial Services LLC | $161,850 | 15,000 | 2.04% | Shares |
| LPL Financial LLC | $135,436 | 12,552 | 1.70% | Shares |
| Woodline Partners LP | $121,323 | 11,244 | 1.53% | Shares |
| VANGUARD FIDUCIARY TRUST CO | $95,405 | 8,842 | 1.20% | Shares |
| UBS Group AG | $32,219 | 2,986 | 0.41% | Shares |
| VANGUARD GROUP INC | $19,225 | 1,250 | 0.24% | Shares |
| Vanguard Global Advisers, LLC | $13,488 | 1,250 | 0.17% | Shares |
| Tower Research Capital LLC (TRC) | $6,398 | 593 | 0.08% | Shares |
| BlackRock, Inc. | $3,658 | 339 | 0.05% | Shares |
| MORGAN STANLEY | $2,352 | 218 | 0.03% | Shares |
| OSAIC HOLDINGS, INC. | $1,832 | 170 | 0.02% | Shares |
| JONES FINANCIAL COMPANIES LLLP | $1,773 | 155 | 0.02% | Shares |
| US BANCORP \DE\ | $1,349 | 125 | 0.02% | Shares |
| SBI Securities Co., Ltd. | $1,155 | 107 | 0.01% | Shares |
| WEST PACES ADVISORS INC. | $129 | 12 | 0.00% | Shares |
| BARCLAYS PLC | $108 | 10 | 0.00% | Shares |
| WELLS FARGO & COMPANY/MN | $43 | 4 | 0.00% | Shares |
| CITIGROUP INC | $4 | 0 | 0.00% | Shares |
| Forum Finance Group S.A. | $1 | 92 | 0.00% | Shares |
Company insiders 15 insiders · 3 officers · 9 directors
| Insider | Role | Last activity | Shares owned | Buys 12m | Sells 12m | Net 12m |
|---|---|---|---|---|---|---|
| Carl Spana | President and CEO | July 15, 2026 F | 64,899 | 0 | 0 | $0 |
| Stephen T Wills | Executive VP and CFO/COO | July 15, 2026 F | 63,792 | 0 | 1 | $-9,461 |
| Trevor Hallam | Exec VP - Research & Dev | July 21, 2010 A | 384,000 | 0 | 0 | $0 |
| Robert K Deveer JR | Director | May 7, 2025 P | 138,065 | 0 | 0 | $0 |
| Anthony M. Manning | Director | July 15, 2024 A | 36,080 | 0 | 0 | $0 |
| Joseph Stanley Hull | Director | July 15, 2024 A | 42,272 | 0 | 0 | $0 |
| Angela Rossetti | Director | June 16, 2020 A | 503,585 | 0 | 0 | $0 |
| HOROVITZ ZOLA P | Director | Dec. 8, 2015 A | 250,666 | 0 | 0 | $0 |
| Robert I Taber | Director | June 25, 2014 A | 5,500 | 0 | 0 | $0 |
| Perry B Molinoff | Director | June 25, 2014 A | 11,000 | 0 | 0 | $0 |
| Errol B Desouza | Director | July 21, 2010 A | — | 0 | 0 | $0 |
| MARXE AUSTIN W & GREENHOUSE DAVID M | 10% owner | Oct. 5, 2011 S | 1,800,000 | 0 | 0 | $0 |
| Arlene Morris | — | Aug. 3, 2026 Z | — | 0 | 0 | $0 |
| Alan W Dunton | — | Aug. 3, 2026 Z | 14,081 | 0 | 0 | $0 |
| John K A Prendergast | — | Aug. 3, 2026 Z | 15,102 | 0 | 0 | $0 |
Insiders from SEC Form 3/4/5 filings; net = open-market P/S only
Activists & 5%+ owners 1 position
Investors who filed SEC Schedule 13D — beneficial ownership above 5% with an intent to influence the issuer (activist stakes, board campaigns, M&A). Each row shows the most recent known state of that filer's position.
| Filer | Filed | Stake | Status | Purpose | Filing |
|---|---|---|---|---|---|
| King Pharmaceuticals, Inc. ×2 filings | Sept. 26, 2008 | — | Initial filing | — | SEC |
Purpose is an automated classification of the filer's own stated purpose (SEC Item 4) — not investment advice. "—" means no clear purpose was stated or the text could not be classified.
ETF ownership Held by 2 ETFs
Weight reflects direct equity holdings (N-PORT) only; leveraged or derivative-based funds may hold additional swap exposure not shown.