Sonnet BioTherapeutics Holdings, Inc.
SONN • NASDAQ
Sonnet BioTherapeutics Holdings, Inc. is a biotechnology company in the healthcare sector on NASDAQ, led by Pankaj Mohan, with a market cap of $8.6M. As of Q3 2025, 354% of shares are held by 29 institutional investors, with Pantera Capital Partners LP as the largest holder at 100.0%.
Chief Executive OfficerPankaj Mohan
Market Cap$8.6M
Biotechnology
Healthcare
Employees12.0
Websitesonnetbio.com
Country
United States of America
Overview
Overview of institutional ownership in SONN as of Q3 2025 with a market cap of $31.3M
All Institutions
- Institutions
- 29
- Value Held
- $110.8M
- Shares Held
- 24.2M
- Avg Position
- $3.8M
- Median Position
- $81.8K
Hedge Funds
- Hedge Funds
- 3
- Value Held
- $966.6K
- Shares Held
- 211.1K
- Avg Position
- $322.2K
- Median Position
- $211.1K
Ownership Breakdown
Based on market cap of $31.3M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in SONN as of Q3 2025
| Institution | Position Value |
|---|---|
 Pantera Capital Partners LP Digital Asset Manager | $93.6M 12.00% of portfolio |
H HEIGHTS CAPITAL MANAGEMENT, INC Institution | $13.7M 4.87% of portfolio |
 Ikarian Capital, LLC Hedge Fund•Event Driven | $687.0K 0.14% of portfolio |
 VANGUARD GROUP INC Institution | $441.4K 0.00% of portfolio |
H HRT FINANCIAL LLC Institution | $340.1K 0.00% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $283.2K 0.00% of portfolio |
 BOOTHBAY FUND MANAGEMENT, LLC Fund of Funds | $258.0K 0.01% of portfolio |
 GOLDMAN SACHS GROUP INC Institution | $252.5K 0.00% of portfolio |
B BIT Capital GmbH Institution | $221.5K 0.01% of portfolio |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $211.1K 0.00% of portfolio |
Net Capital Flow
Institutional buying and selling activity for SONN in Q3 2025
- Traded
- +$110.5M
- Buyers
- 27
- Sellers
- 4
- Total Bought
- +$110.7M
- Total Sold
- −$184.5K
- Avg Position
- $3.5M
Biggest Buyers
| Institution | Net Bought |
|---|---|
Pantera Capital Partners LP Digital Asset Manager | +$93.6M +20.4M shares |
H HEIGHTS CAPITAL MANAGEMENT, INC Institution | +$13.7M +3.0M shares |
Ikarian Capital, LLC Hedge Fund•Event Driven | +$687.0K +150.0K shares |
VANGUARD GROUP INC Institution | +$441.4K +96.4K shares |
H HRT FINANCIAL LLC Institution | +$340.1K +74.3K shares |
BOOTHBAY FUND MANAGEMENT, LLC Fund of Funds | +$258.0K +56.3K shares |
GOLDMAN SACHS GROUP INC Institution | +$252.5K +55.1K shares |
B BIT Capital GmbH Institution | +$221.5K +48.4K shares |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | +$211.1K +46.1K shares |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | +$169.2K +36.9K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
M MMCAP International Inc. SPC Institution | −$165.7K −133.6K shares |
X XTX Topco Ltd Institution | −$16.9K −13.7K shares |
T Tower Research Capital LLC Institution | −$1.9K −414.0 shares |
 RAYMOND JAMES FINANCIAL INC RIA/Wealth | −$7.0 −6.0 shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited SONN in Q3 2025
- New Positions
- 8
- New Value
- $108.3M
- Exited Positions
- 3
- Exited Value
- $182.6K
New Positions
| Institution | Position Value |
|---|---|
Pantera Capital Partners LP Digital Asset Manager | $93.6M 20.4M shares |
H HEIGHTS CAPITAL MANAGEMENT, INC Institution | $13.7M 3.0M shares |
Ikarian Capital, LLC Hedge Fund•Event Driven | $687.0K 150.0K shares |
B BIT Capital GmbH Institution | $221.5K 48.4K shares |
 INVESTMENT HOUSE LLC Long Only Manager | $48.7K 10.6K shares |
 Larson Financial Group LLC RIA/Wealth | $19.7K 4.3K shares |
W WHITE BAY PT LLC Institution | $4.6K 1.0K shares |
 Golden State Wealth Management, LLC RIA/Wealth | $925.0 202.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
M MMCAP International Inc. SPC Institution | $165.7K 133.6K shares |
X XTX Topco Ltd Institution | $16.9K 13.7K shares |
RAYMOND JAMES FINANCIAL INC RIA/Wealth | $7.0 6.0 shares |
Options Activity
Institutions with the largest Call and Put options positions in SONN as of Q3 2025
- Call Positions
- 0
- Call Value
- -
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
| No call positions found | |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with SONN as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Pantera Capital Partners LP Digital Asset Manager | 12.00% $93.6M |
H HEIGHTS CAPITAL MANAGEMENT, INC Institution | 4.87% $13.7M |
Ikarian Capital, LLC Hedge Fund•Event Driven | 0.14% $687.0K |
B BIT Capital GmbH Institution | 0.01% $221.5K |
V Virtu Financial LLC Institution | 0.01% $120.3K |
BOOTHBAY FUND MANAGEMENT, LLC Fund of Funds | 0.01% $258.0K |
INVESTMENT HOUSE LLC Long Only Manager | 0.00% $48.7K |
H HRT FINANCIAL LLC Institution | 0.00% $340.1K |
W WHITE BAY PT LLC Institution | 0.00% $4.6K |
Larson Financial Group LLC RIA/Wealth | 0.00% $19.7K |
Hedge Fund Spotlight
Discover hedge funds investing in SONN
Ikarian Capital, LLC
Hedge Fund • Event Driven
Portfolio ManagerNeil Tristan Shahrestani
- Portfolio Value
- $494.3M
- Positions
- 116
- Last Reported
- Q3 2025
Sector Allocation
Position in Sonnet BioTherapeutics Holdings, Inc.
- Market Value
- $687.0K
- Shares Held
- 150.0K
- Portfolio Weight
- 0.14%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Unknown Unknown | $53.0M | 10.73% | |
Unknown Unknown | $33.4M | 6.76% | |
Biotechnology Healthcare | $27.2M | 5.49% |
