NPCE β€” NEUROPACE INC

Ownership history in DRIEHAUS CAPITAL MANAGEMENT LLC  Β·  4 quarters on record

AI Ownership Summary

DRIEHAUS CAPITAL MANAGEMENT LLC reported NEUROPACE INC (NPCE) in 4 quarterly 13F filings from 2025 Q1 through 2025 Q4. Peak portfolio weight reached 0.16% in 2025 Q4. The latest visible filing shows NPCE at 0.16% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this NPCE ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was DRIEHAUS CAPITAL MANAGEMENT LLC's position in NEUROPACE INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

NPCE was reported at 0.16% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.16% in 2025 Q4

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2025 Q1 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How DRIEHAUS CAPITAL MANAGEMENT LLC held NPCE β€” position size vs. price
% of Fund (quarterly)    NPCE price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 4 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 ADDED 1,511,289 +571,770 +60.9% 0.16% $23.3M 2026-02-14 (Est.) $15.05
2025 Q3 REDUCED 939,519 -65,839 -6.5% 0.07% $9.7M 2025-11-14 $12.94
2025 Q2 ADDED 1,005,358 +201,918 +25.1% 0.09% $11.2M 2025-08-14 $9.03
2025 Q1 INITIATED 803,440 β€” β€” 0.10% $9.9M 2025-05-15 $17.08

FAQ About DRIEHAUS CAPITAL MANAGEMENT LLC and NPCE

These are the practical questions this page is built to answer before you even open the full history table.

How long has DRIEHAUS CAPITAL MANAGEMENT LLC reported owning NPCE?

DRIEHAUS CAPITAL MANAGEMENT LLC reported NPCE across 4 quarterly 13F filings, from 2025 Q1 through 2025 Q4.

What was the largest reported NPCE position in DRIEHAUS CAPITAL MANAGEMENT LLC's portfolio?

The largest reported portfolio weight for NPCE was 0.16% in 2025 Q4.

What is the latest reported NPCE position on this page?

The most recent filing on this page is 2025 Q4, when DRIEHAUS CAPITAL MANAGEMENT LLC reported 1,511,289 shares, equal to 0.16% of portfolio, with an estimated market value of $23.3M.

What does the chart on this NPCE ownership page compare?

The chart compares DRIEHAUS CAPITAL MANAGEMENT LLC's quarterly NPCE portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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