# PASITHEA THERAPEUTICS CORP (KTTA)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/KTTA/

- Reporting holders: 25
- Reported value: $9.8M
- Shares held by institutions: 18,988,792 of 33,414,448 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [Stonepine Capital Management, LLC](https://holderbook.com/funds/1440771-stonepine-capital-management-llc/) | $2.3M | 4,402,936 | 0.6% | 3 |
| [Cable Car Capital, LP](https://holderbook.com/funds/1699575-cable-car-capital-lp/) | $1.5M | 3,000,000 | 0.0% | 3 |
| [Jupiter Topco LLC](https://holderbook.com/funds/2146052-jupiter-topco-llc/) | $1.1M | 2,100,000 | 0.0% | 1 |
| [ADAGE CAPITAL PARTNERS GP, L.L.C.](https://holderbook.com/funds/1165408-adage-capital-partners-gp-l-l-c/) | $1.1M | 2,100,000 | 0.0% | 3 |
| [Opaleye Management Inc.](https://holderbook.com/funds/1595855-opaleye-management-inc/) | $1.1M | 2,050,000 | 0.1% | 1 |
| [AMERIPRISE FINANCIAL INC](https://holderbook.com/funds/820027-ameriprise-financial-inc/) | $961.0K | 1,864,485 | 0.0% | 3 |
| [Squadron Capital Management LLC](https://holderbook.com/funds/2050709-squadron-capital-management-llc/) | $515.4K | 1,000,000 | 0.2% | 3 |
| [AdvisorShares Investments LLC](https://holderbook.com/funds/1425930-advisorshares-investments-llc/) | $483.2K | 937,550 | 0.1% | 6 |
| [Vivo Capital, LLC](https://holderbook.com/funds/1674712-vivo-capital-llc/) | $239.9K | 465,471 | 0.0% | 3 |
| [Persistent Asset Partners Ltd](https://holderbook.com/funds/2056052-persistent-asset-partners-ltd/) | $149.8K | 290,555 | 0.0% | 3 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $96.9K | 188,111 | 0.0% | 10 |
| [XTX Topco Ltd](https://holderbook.com/funds/1828301-xtx-topco-ltd/) | $65.8K | 127,572 | 0.0% | 4 |
| [VANGUARD CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/2100119-vanguard-capital-management-llc/) | $65.0K | 126,279 | 0.0% | 2 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1214717-geode-capital-management-llc/) | $43.2K | 83,856 | 0.0% | 4 |
| [RENAISSANCE TECHNOLOGIES LLC](https://holderbook.com/funds/1037389-renaissance-technologies-llc/) | $33.8K | 65,600 | 0.0% | 2 |
| [TWO SIGMA INVESTMENTS, LP](https://holderbook.com/funds/1179392-two-sigma-investments-lp/) | $33.1K | 64,166 | 0.0% | 4 |
| [VANGUARD FIDUCIARY TRUST CO](https://holderbook.com/funds/933478-vanguard-fiduciary-trust-co/) | $22.6K | 43,860 | 0.0% | 2 |
| [NORTHERN TRUST CORP](https://holderbook.com/funds/73124-northern-trust-corp/) | $16.2K | 31,405 | 0.0% | 3 |
| [Jump Financial, LLC](https://holderbook.com/funds/1831577-jump-financial-llc/) | $15.1K | 29,363 | 0.0% | 1 |
| [Tower Research Capital LLC (TRC)](https://holderbook.com/funds/1533421-tower-research-capital-llc-trc/) | $4.6K | 8,838 | 0.0% | 10 |
| [Hurley Capital, LLC](https://holderbook.com/funds/1632844-hurley-capital-llc/) | $3.6K | 7,000 | 0.0% | 6 |
| [SBI Securities Co., Ltd.](https://holderbook.com/funds/1851815-sbi-securities-co-ltd/) | $542 | 1,051 | 0.0% | 5 |
| [BARCLAYS PLC](https://holderbook.com/funds/312069-barclays-plc/) | $139 | 269 | 0.0% | 1 |
| [JPMORGAN CHASE & CO](https://holderbook.com/funds/19617-jpmorgan-chase-co/) | $79 | 150 | 0.0% | 10 |
| [ROYAL BANK OF CANADA](https://holderbook.com/funds/1000275-royal-bank-of-canada/) | $0 | 275 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 25 | $9.8M |
| Q1 2026 | 21 | $10.5M |
| Q4 2025 | 25 | $16.7M |
| Q3 2025 | 18 | $441.5K |
| Q2 2025 | 10 | $216.6K |
| Q1 2025 | 7 | $99.1K |
| Q4 2024 | 7 | $243.3K |
| Q3 2024 | 6 | $49.7K |
| Q2 2024 | 7 | $152.4K |
| Q1 2024 | 6 | $219.2K |
| Q4 2023 | 8 | $95.8K |
| Q3 2023 | 12 | $121.9K |