Palatin Technologies, Inc. (PTN) Ownership
PTN ownership summary
as of October 18, 2026- Institutions
- 50.1% of shares outstanding
- Insiders
- 8.11% of shares outstanding
- Shares outstanding
- 1.8M
- Float
- 1.5M shares available to trade
- Short interest
- 27.46% 365K shares short
- Days to cover
- 2.69 short interest up 1.0% vs prior month
- Institutions 50.11%
- Insiders 8.11%
- Other investors 41.78%
PTN top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Driehaus Capital Management LLC | 9.36% | 167K | $1.0M | — | June 30, 2026 |
| 2 | HHG PLC | 7.86% | 140K | $842,800 | — | March 31, 2026 |
| 3 | Jupiter Topco LLC | 7.86% | 140K | $842,800 | +140,000 (0.0%) | June 30, 2026 |
| 4 | Logos Global Management LP | 7.30% | 130K | $782,600 | −10,000 (−7.1%) | June 30, 2026 |
| 5 | RA Capital Management, LLC | 3.49% | 62K | $373,986 | −7,876 (−11.3%) | June 30, 2026 |
| 6 | Balyasny Asset Management LLC | 2.31% | 41K | $247,482 | −59 (−0.1%) | June 30, 2026 |
| 7 | Morgan Stanley - Brokerage Accounts | 1.53% | 27K | $164,177 | — | June 30, 2026 |
| 8 | Opaleye Management Inc | 1.15% | 20K | $123,410 | +20,500 (0.0%) | June 30, 2026 |
| 9 | Geode Capital Management, LLC | 1.09% | 19K | $116,680 | +880 (+4.8%) | June 30, 2026 |
| 10 | Vanguard Capital Management, LLC | 1.06% | 19K | $113,844 | −68 (−0.4%) | June 30, 2026 |
| 11 | Miller Financial Services LLC | 0.84% | 15K | $90,300 | +2,400 (+19.0%) | June 30, 2026 |
| 12 | LPL Financial Corp | 0.70% | 13K | $75,563 | −3 (−0.0%) | June 30, 2026 |
| 13 | Woodline Partners LP | 0.63% | 11K | $67,689 | +11,244 (0.0%) | June 30, 2026 |
| 14 | Vanguard Fiduciary Trust Co | 0.50% | 8,842 | $53,229 | +68 (+0.8%) | June 30, 2026 |
| 15 | BlackRock Inc | 0.32% | 5,652 | $34,025 | +5,652 (0.0%) | June 30, 2026 |
| 16 | UBS Group AG | 0.17% | 2,986 | $17,976 | −343 (−10.3%) | June 30, 2026 |
| 17 | Vanguard Global Advisers, LLC | 0.07% | 1,250 | $7,525 | — | June 30, 2026 |
| 18 | Tower Research Capital LLC | 0.03% | 593 | $3,570 | +255 (+75.4%) | June 30, 2026 |
| 19 | Advisor Group Holdings, Inc. | 0.01% | 170 | $1,023 | +1 (+0.6%) | June 30, 2026 |
| 20 | JONES FINANCIAL COMPANIES LLLP | 0.01% | 155 | $933 | +5 (+3.3%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 10 holders added 181K shares and 6 cut 18K.
PTN top mutual fund and ETF holders
7 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Fidelity Extended Market Index | 0.51% | 9,105 | $54,812 | −49 (−0.5%) | August 31, 2026 |
| 2 | iShares Micro-Cap ETF | 0.28% | 5,068 | $30,509 | −35 (−0.7%) | September 30, 2026 |
| 3 | Fidelity Total Market Index | 0.18% | 3,119 | $18,776 | — | August 31, 2026 |
| 4 | Fidelity Series Total Market Index | 0.15% | 2,621 | $15,778 | — | August 31, 2026 |
| 5 | Fidelity Nasdaq Composite Index | 0.11% | 1,966 | $11,835 | — | August 31, 2026 |
| 6 | Vanguard U.S. Eq Idx £ Acc | 0.07% | 1,250 | $7,525 | — | August 31, 2026 |
| 7 | 1290 VT Micro Cap K | 0.02% | 339 | $2,041 | — | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
PTN shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns PTN
Institutional investors own 50.1% of Palatin Technologies's shares and insiders 8.11%. The largest holder is Driehaus Capital Management LLC with 9.36% of the shares (167K), as of June 30, 2026. Among the top 20 institutions, 10 added shares and 6 reduced their stake in the latest filings. Short interest is 27.46% of the float, or 2.69 days of average trading volume. The share count fell 75.0% since 2014.
Related: PTN analyst forecast, PTN key metrics. See the PTN stock overview for the latest quote and news.
PTN ownership FAQ
Who owns the most Palatin Technologies stock?
The largest shareholders of Palatin Technologies are Driehaus Capital Management LLC (9.36%), HHG PLC (7.86%), Jupiter Topco LLC (7.86%), Logos Global Management LP (7.30%), RA Capital Management, LLC (3.49%).
What percentage of Palatin Technologies is owned by institutions?
Institutions hold 50.1% of Palatin Technologies's shares outstanding; insiders hold 8.11%.
Which funds own Palatin Technologies?
The largest fund holders of Palatin Technologies are Fidelity Extended Market Index (0.51%), iShares Micro-Cap ETF (0.28%), Fidelity Total Market Index (0.18%), Fidelity Series Total Market Index (0.15%), Fidelity Nasdaq Composite Index (0.11%).
What is Palatin Technologies's short interest?
365K shares of Palatin Technologies were sold short, 27.46% of the float; at the average daily volume it would take 2.69 days to cover.
How many shares of Palatin Technologies are outstanding?
Palatin Technologies has 1.8M shares outstanding, of which 1.5M are in the public float.