A
Ambiq Micro, Inc.
AMBQ • NYSE
Ambiq Micro, Inc. is a publicly traded company on NYSE, with a market cap of $533.3M. As of Q3 2025, 25% of shares are held by 72 institutional investors, with Atreides Management, LP as the largest holder at 3.75%.
Market Cap$533.3M
Overview
Overview of institutional ownership in AMBQ as of Q3 2025 with a market cap of $545.6M
All Institutions
- Institutions
- 72
- Value Held
- $134.6M
- Shares Held
- 4.5M
- Avg Position
- $1.9M
- Median Position
- $481.2K
Hedge Funds
- Hedge Funds
- 16
- Value Held
- $47.3M
- Shares Held
- 1.6M
- Avg Position
- $3.0M
- Median Position
- $764.0K
Ownership Breakdown
Based on market cap of $545.6M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in AMBQ as of Q3 2025
| Institution | Position Value |
|---|---|
 Atreides Management, LP Hedge Fund•Long/Short | $20.5M 0.54% of portfolio |
 ALLIANCEBERNSTEIN L.P. Long Only Manager | $13.0M 0.00% of portfolio |
K KADENSA CAPITAL Ltd Institution | $11.8M 1.22% of portfolio |
 VANGUARD GROUP INC Institution | $9.2M 0.00% of portfolio |
B BlackRock, Inc. Institution | $8.7M 0.00% of portfolio |
 Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy | $8.2M 0.06% of portfolio |
 Monashee Investment Management LLC Hedge Fund•Sector | $6.0M 3.22% of portfolio |
 SILVERCREST ASSET MANAGEMENT GROUP LLC RIA/Wealth | $5.6M 0.04% of portfolio |
 Fortress Investment Group LLC RIA/Wealth | $4.5M 0.61% of portfolio |
S SOFTBANK GROUP CORP Institution | $4.5M 0.02% of portfolio |
Net Capital Flow
Institutional buying and selling activity for AMBQ in Q3 2025
- Traded
- +$134.6M
- Buyers
- 72
- Sellers
- 0
- Total Bought
- +$134.6M
- Total Sold
- −-
- Avg Position
- $1.8M
Biggest Buyers
| Institution | Net Bought |
|---|---|
Atreides Management, LP Hedge Fund•Long/Short | +$20.5M +684.3K shares |
ALLIANCEBERNSTEIN L.P. Long Only Manager | +$13.0M +436.2K shares |
K KADENSA CAPITAL Ltd Institution | +$11.8M +395.0K shares |
VANGUARD GROUP INC Institution | +$9.2M +307.8K shares |
B BlackRock, Inc. Institution | +$8.7M +291.9K shares |
Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy | +$8.2M +274.1K shares |
Monashee Investment Management LLC Hedge Fund•Sector | +$6.0M +200.0K shares |
SILVERCREST ASSET MANAGEMENT GROUP LLC RIA/Wealth | +$5.6M +188.7K shares |
Fortress Investment Group LLC RIA/Wealth | +$4.5M +150.0K shares |
S SOFTBANK GROUP CORP Institution | +$4.5M +148.9K shares |
Biggest Sellers
| Institution | Net Sold | |
|---|---|---|
| No sellers found | ||
Entry and Exit Activity
Institutions that initiated new positions or completely exited AMBQ in Q3 2025
- New Positions
- 73
- New Value
- $134.6M
- Exited Positions
- 0
- Exited Value
- -
New Positions
| Institution | Position Value |
|---|---|
Atreides Management, LP Hedge Fund•Long/Short | $20.5M 684.3K shares |
ALLIANCEBERNSTEIN L.P. Long Only Manager | $13.0M 436.2K shares |
K KADENSA CAPITAL Ltd Institution | $11.8M 395.0K shares |
VANGUARD GROUP INC Institution | $9.2M 307.8K shares |
B BlackRock, Inc. Institution | $8.7M 291.9K shares |
Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy | $8.2M 274.1K shares |
Monashee Investment Management LLC Hedge Fund•Sector | $6.0M 200.0K shares |
SILVERCREST ASSET MANAGEMENT GROUP LLC RIA/Wealth | $5.6M 188.7K shares |
Fortress Investment Group LLC RIA/Wealth | $4.5M 150.0K shares |
S SOFTBANK GROUP CORP Institution | $4.5M 148.9K shares |
Exited Positions
| Institution | Previous Position |
|---|---|
| No exited positions found | |
Options Activity
Institutions with the largest Call and Put options positions in AMBQ 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 AMBQ as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Monashee Investment Management LLC Hedge Fund•Sector | 3.22% $6.0M |
K KADENSA CAPITAL Ltd Institution | 1.22% $11.8M |
Fortress Investment Group LLC RIA/Wealth | 0.61% $4.5M |
Atreides Management, LP Hedge Fund•Long/Short | 0.54% $20.5M |
S SEVEN GRAND MANAGERS, LLC Hedge Fund•Multi-Strategy | 0.12% $1.5M |
 SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC Hedge Fund•Long/Short | 0.09% $2.8M |
H Hound Partners, LLC Hedge Fund•Long/Short | 0.09% $598.4K |
R READYSTATE ASSET MANAGEMENT LP Hedge Fund•Multi-Strategy | 0.06% $643.3K |
Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy | 0.06% $8.2M |
 CWM Advisors, LLC ETF Provider | 0.04% $451.1K |
Hedge Fund Spotlight
Discover hedge funds investing in AMBQ
S
Squarepoint Ops LLC
Hedge Fund • Quant
Portfolio ManagerMichael Gottlieb
- Portfolio Value
- $46.9B
- Positions
- 2,529
- Last Reported
- Q3 2025
Sector Allocation
A
Position in Ambiq Micro, Inc.
- Market Value
- $276.6K
- Shares Held
- 9.2K
- Portfolio Weight
- 0.00%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
ETF ETF | $5.5B | 11.75% | |
Specialty Retail Consumer Cyclical | $983.1M | 2.10% | |
Semiconductors Technology | $935.8M | 2.00% |
