NEUROPACE INC NPCE
COM · Common Stock · CUSIP 641288105
NeuroPace was founded to design, develop, manufacture and market implantable devices for the treatment of neurological disorders with responsive stimulation.
- SectorHealth care
- IndustrySurgical & Medical Instruments & Apparatus
- HeadquartersMountain View, CA
- Websiteneuropace.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($9.9k this quarter). Holder counts are more reliable. Shares outstanding: 34.3m as of 2026-08-07, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $15.89.
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 28 |
| Q4 2022 | 25 |
| Q1 2023 | 25 |
| Q2 2023 | 23 |
| Q3 2023 | 26 |
| Q4 2023 | 42 |
| Q1 2024 | 55 |
| Q2 2024 | 52 |
| Q3 2024 | 49 |
| Q4 2024 | 63 |
| Q1 2025 | 91 |
| Q2 2025 | 101 |
| Q3 2025 | 80 |
| Q4 2025 | 100 |
| Q1 2026 | 113 |
| Q2 2026 | 113 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2024 | 21 | 23 |
| Q4 2024 | 35 | 14 |
| Q1 2025 | 60 | 20 |
| Q2 2025 | 68 | 36 |
| Q3 2025 | 43 | 50 |
| Q4 2025 | 63 | 33 |
| Q1 2026 | 63 | 49 |
| Q2 2026 | 65 | 54 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $209.3k | $225.8k | 1.08 |
| Q4 2025 | $20.1k | $0 | 0.00 |
| Q1 2026 | $0 | $147.3k | — |
| Q2 2026 | $0 | $0 | — |
Biggest buyers
| First Light Asset Management, LLC | Added | +401.2k |
| BlackRock, Inc. | Added | +131.3k |
| D. E. Shaw & Co., Inc. | Added | +117.5k |
| VANGUARD CAPITAL MANAGEMENT LLC | Added | +103.4k |
| HighMark Wealth Management LLC | Added | +100.0k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | New | +94.8k |
| MORGAN STANLEY | Added | +87.6k |
| STATE STREET CORP | Added | +52.6k |
| GEODE CAPITAL MANAGEMENT, LLC | Added | +48.2k |
| CITADEL ADVISORS LLC | Added | +41.5k |
Biggest sellers
| ORBIMED ADVISORS LLC | Reduced | -591.4k |
| Point72 Asset Management, L.P. | Sold out | -152.0k |
| Topline Capital Management, LLC | Sold out | -80.9k |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | -62.6k |
| Trexquant Investment LP | Sold out | -62.0k |
| SEI INVESTMENTS CO | Reduced | -59.3k |
| TWO SIGMA INVESTMENTS, LP | Reduced | -43.9k |
| LOS ANGELES CAPITAL MANAGEMENT LLC | Sold out | -31.0k |
| Connor, Clark & Lunn Investment Management Ltd. | Reduced | -28.1k |
| TUDOR INVESTMENT CORP ET AL | Reduced | -25.8k |
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| First Light Asset Management, LLC 13G · institution +3.6 pts · filed 2026-09-04 | 12.2% |
| Polar Capital Holdings Plc 13G · institution new · filed 2025-05-15 | 9.1% |
| Soleus Private Equity Fund I, L.P. 13G · passive investor filed 2025-11-07 | 8.9% |
| MORGAN STANLEY 13G · institution filed 2025-02-04 | 8.3% |
| Soleus Capital Master Fund, L.P. 13G · passive investor filed 2025-08-05 | 7.0% |
Fell to 5% or below in the last year: ORBIMED ADVISORS LLC (4.4%, 2026-08-14)
Insider purchases and sales since 1 Apr 2026
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 1 | $1.1m | $52.5k |
| Q2 2025 | 0 | — | 0 | — | — |
| Q3 2025 | 0 | — | 0 | — | — |
| Q4 2025 | 0 | — | 1 | $399.2k | — |
| Q1 2026 | 0 | — | 0 | — | — |
| Q2 2026 | 0 | — | 0 | — | — |
| Q3 2026 | 0 | — | 0 | — | — |
None reported since 1 Apr 2026.
Holders, Q2 2026
| Manager | Shares | Change |
|---|---|---|
| Polar Capital Holdings Plc 0.15% of their portfolio | 3.3m $52.4m | Unchanged |
| Soleus Capital Management, L.P. 1.59% of their portfolio | 2.9m $46.3m | Reduced -21.1k |
| First Light Asset Management, LLC 2.76% of their portfolio | 2.9m $45.5m | Added +401.2k |
| MORGAN STANLEY 0.00% of their portfolio | 2.7m $42.2m | Added +87.6k |
| BlackRock, Inc. 0.00% of their portfolio | 2.5m $39.4m | Added +131.3k |
| ORBIMED ADVISORS LLC 0.45% of their portfolio | 1.5m $23.9m | Reduced -591.4k |
| Driehaus Capital Management LLC 0.13% of their portfolio | 1.4m $23.0m | Reduced -4.2k |
| VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 1.2m $19.5m | Added +103.4k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 938.9k $14.9m | Added +6.8k |
| ARMISTICE CAPITAL, LLC 0.30% of their portfolio | 692.0k $11.0m | Unchanged |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 666.3k $10.6m | Added +48.2k |
| FMR LLC 0.00% of their portfolio | 554.8k $8.8m | Added +1.2k |
| STATE STREET CORP 0.00% of their portfolio | 550.1k $8.7m | Added +52.6k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.04% of their portfolio | 344.1k $5.5m | Reduced -15.9k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 260.0k $4.1m | Added +20.2k |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 221.2k $3.5m | Added +35.0k |
| VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio | 220.4k $3.5m | Added +32.9k |
| Palumbo Wealth Management LLC 0.70% of their portfolio | 209.2k $3.3m | Reduced -1.3k |
| ESSEX INVESTMENT MANAGEMENT CO LLC 0.43% of their portfolio | 208.7k $3.3m | Reduced -9.0k |
| ALGERT GLOBAL LLC 0.03% of their portfolio | 184.8k $2.9m | Added +5.2k |
| VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio | 182.5k $2.9m | Added +3.9k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 173.3k $2.9m | Added +32.2k |
| HighMark Wealth Management LLC 0.87% of their portfolio | 163.0k $2.6m | Added +100.0k |
| Russell Investments Group, Ltd. 0.00% of their portfolio | 162.2k $2.6m | Reduced -16.9k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 161.1k $2.6m | Added +117.5k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 149.6k $2.4m | Reduced -25.8k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 128.8k $2.0m | Added +41.5k |
| LAZARD ASSET MANAGEMENT LLC 0.00% of their portfolio | 127.7k $2.0m | Added +3.4k |
| GSA CAPITAL PARTNERS LLP 0.12% of their portfolio | 115.5k $1.8m | Reduced -2.1k |
| PANAGORA ASSET MANAGEMENT INC 0.01% of their portfolio | 114.1k $1.8m | Reduced -216 |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 111.7k $1.8m | Reduced -62.6k |
| TUDOR INVESTMENT CORP ET AL 0.01% of their portfolio | 109.9k $1.7m | Reduced -25.8k |
| Nuveen, LLC 0.00% of their portfolio | 99.5k $1.6m | Added +10.2k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.00% of their portfolio | 94.8k $1.5m | New |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 87.7k $1.4m | Added +11.7k |
| Man Group plc 0.00% of their portfolio | 84.1k $1.3m | Added +40.2k |
| NORGES BANK 0.00% of their portfolio | 79.9k $1.3m | Not comparable |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 77.8k $1.2m | Added +8.0k |
| Legato Capital Management LLC 0.09% of their portfolio | 70.3k $1.1m | Added +2.1k |
| SEI INVESTMENTS CO 0.00% of their portfolio | 62.2k $988.0k | Reduced -59.3k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 58.0k $921.3k | Added +5.7k |
| Informed Momentum Co LLC 0.06% of their portfolio | 39.7k $630.1k | Reduced -1.6k |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 35.9k $570.8k | Added +7.9k |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 34.4k $547.2k | Added +6.3k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 31.7k $503.1k | Added +2.2k |
| BARCLAYS PLC 0.00% of their portfolio | 31.0k $492.8k | Reduced -3.8k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 30.6k $486.5k | Reduced -10.0k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 30.2k $479.8k | Reduced -43.9k |
| Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio | 28.7k $455.9k | Reduced -28.1k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 27.4k $435.7k | Added +12.9k |
| HSBC HOLDINGS PLC 0.00% of their portfolio | 26.0k $419.9k | Reduced -3.7k |
| GWN SECURITIES INC. 0.07% of their portfolio | 25.5k $404.7k | Added +2.8k |
| Western Wealth Management, LLC 0.01% of their portfolio | 22.9k $364.7k | Unchanged |
| Susquehanna Portfolio Strategies, LLC 0.01% of their portfolio | 22.3k $354.0k | New |
| CANADA PENSION PLAN INVESTMENT BOARD 0.00% of their portfolio | 22.1k $351.2k | Reduced -5.7k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 21.8k $346.0k | Added +4.5k |
| Squarepoint Ops LLC 0.00% of their portfolio | 21.3k $337.9k | Reduced -8.7k |
| XTX Topco Ltd 0.00% of their portfolio | 20.4k $323.9k | Reduced -12.0k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 20.2k $321.8k | Reduced -4.4k |
| ExodusPoint Capital Management, LP 0.00% of their portfolio | 18.8k $298.3k | New |
| MetLife Investment Management, LLC 0.00% of their portfolio | 17.3k $275.2k | Added +2.0k |
| UBS Group AG 0.00% of their portfolio | 16.5k $262.7k | Reduced -11.3k |
| EntryPoint Capital, LLC 0.06% of their portfolio | 16.5k $262.1k | Added +4.5k |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 16.1k $256.6k | Reduced -7.7k |
| Invesco Ltd. 0.00% of their portfolio | 14.3k $227.3k | Added +3.6k |
| MARSHALL WACE, LLP 0.00% of their portfolio | 13.9k $221.0k | Reduced -11.5k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 13.7k $180.3k | New |
| Engineers Gate Manager LP 0.00% of their portfolio | 12.8k $204.0k | Reduced -8.3k |
| CITIGROUP INC 0.00% of their portfolio | 12.4k $197.3k | Added +11.4k |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio | 12.2k $193.9k | Added +54 |
| Quantinno Capital Management LP 0.00% of their portfolio | 10.2k $162.6k | New |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 10.2k $161.3k | Reduced -15.0k |
| Vanguard Global Advisers, LLC 0.00% of their portfolio | 10.0k $158.5k | Unchanged |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.00% of their portfolio | 9.9k $157.2k | Added +2.1k |
| Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio | 9.1k $145.1k | Added +2.8k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 7.7k $122.4k | Unchanged |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 2.9k $46.5k | Reduced -125 |
| Legal & General Group Plc 0.00% of their portfolio | 2.6k $41.1k | Added +396 |
| Ameritas Investment Partners, Inc. 0.00% of their portfolio | 2.5k $39.0k | Unchanged |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 1.8k $28.0k | Reduced -13.3k |
| Allworth Financial LP 0.00% of their portfolio | 1.5k $23.9k | Added +1.4k |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 1.5k $23.8k | Added +480 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 0.00% of their portfolio | 1.2k $19.1k | Unchanged |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 502 $8.0k | Unchanged |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 357 $5.7k | Reduced -1.0k |
| JONES FINANCIAL COMPANIES LLLP 0.00% of their portfolio | 340 $5.6k | Unchanged |
| Steward Partners Investment Advisory, LLC 0.00% of their portfolio | 300 $4.8k | Unchanged |
| Integrated Wealth Concepts LLC 0.00% of their portfolio | 178 $2.8k | New |
| FEDERATED HERMES, INC. 0.00% of their portfolio | 169 $2.7k | New |
| Quarry LP 0.00% of their portfolio | 161 $2.6k | New |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 131 $2.1k | Added +47 |
| Arax Advisory Partners 0.00% of their portfolio | 122 $1.9k | New |
| Sterling Capital Management LLC 0.00% of their portfolio | 93 $1.5k | Reduced -63 |
| Larson Financial Group LLC 0.00% of their portfolio | 71 $1.1k | Added +44 |
| SBI Securities Co., Ltd. 0.00% of their portfolio | 70 $1.1k | Reduced -100 |
| Optiver Holding B.V. 0.00% of their portfolio | 62 $985 | Reduced -192 |
| EverSource Wealth Advisors, LLC 0.00% of their portfolio | 50 $794 | Added +32 |
| Versant Capital Management, Inc 0.00% of their portfolio | 48 $763 | New |
| ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio | 28 $445 | Added +14 |
| Farther Finance Advisors, LLC 0.00% of their portfolio | 25 $399 | Added +15 |