AMPX
Amprius Technologies, Inc.Company with tickers: AMPX, AMPX-WT
Market Cap
$1.81B
Shares Outstanding
141,627,170
CIK
1899287
CUSIP
03214Q108
13F Activity (30d)
2 filings
1 filers
Website
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Investor Relations
Investor relations
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding AMPX
159 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 3,336,710 | $56,256,931 | 0.00% | Long | 2026-03-31 | |
| iShares Russell 2000 ETF | — | 2,814,713 | $47,456,061 | 0.07% | Long | 2026-03-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 1,458,542 | $24,591,018 | 0.03% | Long | 2026-03-31 | |
| T. Rowe Price New Horizons Fund, Inc. | — | 1,112,000 | $18,748,320 | 0.15% | Long | 2026-03-31 | |
| MFS New Discovery Fund | — | 1,622,119 | $17,405,337 | 0.83% | Long | 2026-02-28 | |
| iShares Russell 2000 Growth ETF | — | 940,982 | $15,864,957 | 0.13% | Long | 2026-03-31 | |
| Strategas Macro Thematic Opportunities ETF | — | 847,659 | $14,291,531 | 2.75% | Long | 2026-03-31 | |
| Oberweis Micro-Cap Fund | — | 561,500 | $9,466,890 | 0.90% | Long | 2026-03-31 | |
| MFS New Discovery Series | — | 538,534 | $9,079,683 | 1.28% | Long | 2026-03-31 | |
| Fidelity Extended Market Index Fund | — | 682,290 | $7,320,972 | 0.02% | Long | 2026-02-28 | |
| First Trust Small Cap Growth AlphaDEX Fund | — | 345,758 | $7,281,663 | 0.70% | Long | 2026-04-30 | |
| Driehaus Micro Cap Growth Fund | — | 427,340 | $7,204,952 | 1.57% | Long | 2026-03-31 | |
| Schwab U.S. Small-Cap ETF | — | 636,639 | $6,831,136 | 0.03% | Long | 2026-02-28 | |
| William Blair Small Cap Growth Fund | — | 404,390 | $6,818,015 | 0.69% | Long | 2026-03-31 | |
| VANGUARD RUSSELL 2000 INDEX FUND | — | 546,921 | $5,868,462 | 0.04% | Long | 2026-02-28 | |
| Schwab Small-Cap Index Fund | — | 252,811 | $5,324,200 | 0.07% | Long | 2026-04-30 | |
| Hood River New Opportunities Fund | — | 302,263 | $5,096,154 | 0.77% | Long | 2026-03-31 | |
| iShares Micro-Cap ETF | — | 290,334 | $4,895,031 | 0.40% | Long | 2026-03-31 | |
| First Trust NASDAQ Clean Edge Green Energy Index Fund | — | 275,699 | $4,648,285 | 0.85% | Long | 2026-03-31 | |
| First Trust Small Cap Core AlphaDEX Fund | — | 205,886 | $4,335,959 | 0.36% | Long | 2026-04-30 | |
| Global X Autonomous & Electric Vehicles ETF | — | 387,570 | $4,158,626 | 1.16% | Long | 2026-02-28 | |
| American Beacon Stephens Small Cap Growth Fund | — | 239,604 | $4,039,723 | 0.92% | Long | 2026-03-31 | |
| Allspring Emerging Growth Fund | — | 174,234 | $3,669,368 | 1.13% | Long | 2026-04-30 | |
| Master Small Cap Index Series | — | 183,471 | $3,093,321 | 0.06% | Long | 2026-03-31 | |
| Nuveen Small Cap Blend Index Fund | — | 137,914 | $2,904,469 | 0.07% | Long | 2026-04-30 | |
| iShares Core S&P Total U.S. Stock Market ETF | — | 171,715 | $2,895,115 | 0.00% | Long | 2026-03-31 | |
| Allspring VT Small Cap Growth Fund | — | 165,215 | $2,785,525 | 1.05% | Long | 2026-03-31 | |
| Fidelity Total Market Index Fund | — | 241,972 | $2,596,360 | 0.00% | Long | 2026-02-28 | |
| Federated Hermes MDT Small Cap Growth Fund | — | 120,560 | $2,538,994 | 0.34% | Long | 2026-04-30 | |
| HUSSMAN STRATEGIC MARKET CYCLE FUND | — | 140,000 | $2,360,400 | 0.60% | Long | 2026-03-31 | |
| Bridge Builder Small/Mid Cap Growth Fund | — | 133,941 | $2,258,245 | 0.02% | Long | 2026-03-31 | |
| Fidelity Series Total Market Index Fund | — | 191,882 | $2,058,894 | 0.00% | Long | 2026-02-28 | |
| EQ/2000 Managed Volatility Portfolio | — | 118,794 | $2,002,867 | 0.06% | Long | 2026-03-31 | |
| 1290 Essex Small Cap Growth Fund | — | 92,896 | $1,956,390 | 1.74% | Long | 2026-04-30 | |
| Adara Smaller Companies Fund | — | 178,020 | $1,910,155 | 0.25% | Long | 2026-02-28 | |
| Nuveen Equity Index Fund | — | 86,998 | $1,832,178 | 0.00% | Long | 2026-04-30 | |
| Schwab Total Stock Market Index Fund | — | 81,967 | $1,726,225 | 0.00% | Long | 2026-04-30 | |
| U.S. Small Cap Equity Fund | — | 81,636 | $1,719,254 | 0.18% | Long | 2026-04-30 | |
| ALPS Clean Energy ETF | — | 153,716 | $1,649,373 | 1.46% | Long | 2026-02-28 | |
| U.S. Global Technology and Aerospace & Defense ETF | — | 92,344 | $1,556,920 | 7.70% | Long | 2026-03-31 | |
| Fidelity Small Cap Growth Index Fund | — | 87,551 | $1,476,110 | 0.13% | Long | 2026-03-31 | |
| iShares Self-Driving EV and Tech ETF | — | 66,609 | $1,402,786 | 0.87% | Long | 2026-04-30 | |
| VANGUARD INDUSTRIALS INDEX FUND | — | 127,998 | $1,373,419 | 0.02% | Long | 2026-02-28 | |
| VANGUARD U.S. MOMENTUM FACTOR ETF | — | 127,685 | $1,370,060 | 0.10% | Long | 2026-02-28 | |
| LVIP SSGA Small-Cap Index Fund | — | 74,200 | $1,251,012 | 0.06% | Long | 2026-03-31 | |
| First Trust US Equity Opportunities ETF | — | 71,926 | $1,212,672 | 0.10% | Long | 2026-03-31 | |
| Polen 5Perspectives Small Growth Fund | — | 54,267 | $1,142,863 | 1.86% | Long | 2026-04-30 | |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND | — | 101,250 | $1,086,413 | 0.08% | Long | 2026-02-28 | |
| EQ/Small Company Index Portfolio | — | 61,920 | $1,043,971 | 0.07% | Long | 2026-03-31 | |
| AlphaCentric Robotics and Automation Fund | — | 60,000 | $1,011,600 | 4.65% | Long | 2026-03-31 |
Showing 1–50 of 159 positions