PTN
Palatin Technologies Inc
$11.59
+1.26 (+12.20%)
At close · Jul 2
Market Cap
$20.62M
Shares
1,779,275
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 27
Total Value: $53,620,141
Total Shares: 3,078,080
Institutional Ownership Trend
2 quarters
Holder Concentration
Across 26 13F filersTop Holder
21.6%
of institutional value
Top 5
75.0%
of institutional value
Top 10
93.4%
of institutional value
HHI
1,357
Broadly held
Quarterly Activity
vs Dec 31, 2025
New
13
Increased
5
Decreased
2
Sold Out
8
Unchanged
7
Holder count:
+5
Institutional value:
—
Shares held:
+265.2%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega UBS Group AG | +2,493 | 3,329 | |
| Small SUPERSTRING CAPITAL MANAGEMENT LP | +1,998 | 35,969 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | +796 | 18,502 | |
| Large OSAIC HOLDINGS, INC. | +149 | 169 | |
| Mid SBI Securities Co., Ltd. | +8 | 13 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mid PERCEPTIVE ADVISORS LLC | −8,055 | 61,945 | |
| Mega MORGAN STANLEY | −9 | 27,272 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| — Sirenia Capital Management LP | 2,307,000 | $40,187,940 | |
| Large Balyasny Asset Management L.P. | 41,169 | $717,163 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 18,979 | $330,614 | |
| Micro Miller Financial Services LLC | 12,600 | $219,492 | |
| Mega LPL Financial LLC | 12,555 | $218,708 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega BANK OF AMERICA CORP /DE/ | 19 | $0 | |
| Mega MILLENNIUM MANAGEMENT LLC | 13,415 | $0 | |
| Mega VANGUARD GROUP INC | 29,003 | $0 | |
| Large CIBC Private Wealth Group LLC | 45 | $0 | |
| Large Point72 Asset Management, L.P. | 115,000 | $0 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| — Sirenia Capital Management LP | $40,187,940 | 74.95% | 2,307,000 | Shares | Sole | 2026-05-15 | ||||
| Large Driehaus Capital Management LLC | $2,904,140 | 5.42% | 166,713 | Shares | Sole | 2026-05-15 | ||||
| Mid Logos Global Management LP | $2,438,800 | 4.55% | 140,000 | Shares | Sole | 2026-05-15 | ||||
| Mega JANUS HENDERSON GROUP PLC | $2,438,800 | 4.55% | 140,000 | Shares | Defined | 2026-05-18 | ||||
| Mid RA CAPITAL MANAGEMENT, L.P. | $1,219,400 | 2.27% | 70,000 | Shares | Sole | 2026-05-15 | ||||
| Mid PERCEPTIVE ADVISORS LLC | $1,079,081 | 2.01% | 61,945 | Shares | Sole | 2026-05-29 | ||||
| Large Balyasny Asset Management L.P. | $717,163 | 1.34% | 41,169 | Shares | Sole | 2026-05-15 | ||||
| Small SUPERSTRING CAPITAL MANAGEMENT LP | $626,579 | 1.17% | 35,969 | Shares | Sole | 2026-05-14 | ||||
| Mega MORGAN STANLEY | $475,077 | 0.89% | 27,272 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $330,614 | 0.62% | 18,979 | Shares | Defined | 2026-05-15 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $322,304 | 0.60% | 18,502 | Shares | Defined | 2026-05-15 | ||||
| Micro Miller Financial Services LLC | $219,492 | 0.41% | 12,600 | Shares | Sole | 2026-05-04 | ||||
| Mega LPL Financial LLC | $218,708 | 0.41% | 12,555 | Shares | Sole | 2026-05-06 | ||||
| Mega CITADEL ADVISORS LLC | $193,205 | 0.36% | 11,091 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $152,843 | 0.29% | 8,774 | Shares | Defined | 2026-05-08 | ||||
| Mega UBS Group AG | $57,990 | 0.11% | 3,329 | Shares | Defined | 2026-05-05 | ||||
| Mega Vanguard Global Advisers, LLC | $21,775 | 0.04% | 1,250 | Shares | Defined | 2026-05-08 | ||||
| Mid Tower Research Capital LLC (TRC) | $5,887 | 0.01% | 338 | Shares | Defined | 2026-05-15 | ||||
| Large OSAIC HOLDINGS, INC. | $2,943 | 0.01% | 169 | Shares | Defined | 2026-05-15 | ||||
| Large JONES FINANCIAL COMPANIES LLLP | $2,613 | 0.00% | 150 | Shares | Sole | 2026-05-15 | ||||
| Large US BANCORP \DE\ Bank | $2,177 | 0.00% | 125 | Shares | Other | 2026-05-15 | ||||
| Small Forum Finance Group S.A. | $1,602 | 0.00% | 92 | Shares | Sole | 2026-05-07 | ||||
| Mid Advisory Services Network, LLC | $609 | 0.00% | 35 | Shares | Sole | 2026-05-15 | ||||
| Mid SBI Securities Co., Ltd. Broker-Dealer | $226 | 0.00% | 13 | Shares | Defined | 2026-04-28 | ||||
| Mega WELLS FARGO & COMPANY/MN | $139 | 0.00% | 8 | Shares | Defined | 2026-05-11 | ||||
| Mid MAI Capital Management | $34 | 0.00% | 2 | Shares | Sole | 2026-05-15 | ||||
| Mega CITIGROUP INC | $0 | 0.00% | 0 | Shares | Defined | 2026-05-11 | ||||
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