ESSEX INVESTMENT MANAGEMENT CO LLC
CIK: 0000201772SEC EDGAR →
Portfolio Value
$655.9M
Holdings
306
As of
Q4 2025
New Positions
306
Closed Positions
0
Portfolio Value History
Top 10 Holdings
| Rank | Stock | Shares | Value | % of Portfolio |
|---|---|---|---|---|
| 1 | TOWER SEMICONDUCTOR LTD | 192,628 | $22.6M | 3.45% |
| 2 | KRATOS DEFENSE & SEC SOLUTIONS | 190,194 | $14.4M | 2.20% |
| 3 | STERLING INFRASTRUCTURE INC | 44,685 | $13.7M | 2.09% |
| 4 | HCI GROUP INC | 59,209 | $11.3M | 1.73% |
| 5 | LIGAND PHARMACEUTICALS INC | 60,020 | $11.3M | 1.73% |
| 6 | INSMED INC | 62,423 | $10.9M | 1.66% |
| 7 | KINIKSA PHARMACEUTICALS INTL P | 250,975 | $10.4M | 1.58% |
| 8 | GLOBALSTAR INC | 167,389 | $10.2M | 1.56% |
| 9 | ADAPTIVE BIOTECHNOLOGIES CORP | 624,217 | $10.1M | 1.55% |
| 10 | APPLE INC | 34,868 | $9.5M | 1.45% |
Quarterly Changes
Top Sells
No sells this quarter
New Positions (306)
$22.6M · 193K shares
$14.4M · 190K shares
$13.7M · 45K shares
$11.3M · 59K shares
$11.3M · 60K shares
$10.9M · 62K shares
$10.4M · 251K shares
$10.2M · 167K shares
$10.1M · 624K shares
$9.5M · 35K shares
$9.4M · 389K shares
$9.2M · 154K shares
$9.0M · 141K shares
$8.8M · 111K shares
$8.8M · 257K shares
$8.7M · 28K shares
$8.5M · 18K shares
$8.0M · 77K shares
$7.6M · 9K shares
$7.1M · 760K shares
$7.1M · 303K shares
$7.1M · 291K shares
$7.1M · 508K shares
$6.8M · 40K shares
$6.7M · 29K shares
$6.6M · 218K shares
$6.3M · 51K shares
$6.2M · 231K shares
$6.2M · 43K shares
$6.2M · 215K shares
$6.1M · 159K shares
$6.0M · 177K shares
$5.9M · 84K shares
$5.8M · 304K shares
$5.8M · 735K shares
$5.6M · 9K shares
$5.1M · 19K shares
$5.0M · 46K shares
$4.9M · 269K shares
$4.9M · 91K shares
$4.7M · 79K shares
$4.7M · 730K shares
$4.7M · 27K shares
$4.7M · 386K shares
$4.6M · 361K shares
$4.5M · 336K shares
$4.5M · 23K shares
$4.5M · 51K shares
$4.5M · 450K shares
$4.4M · 109K shares
$4.4M · 285K shares
$4.4M · 189K shares
$4.1M · 209K shares
$4.1M · 530K shares
$4.1M · 236K shares
$4.1M · 141K shares
$4.1M · 517K shares
$4.1M · 4K shares
$4.0M · 111K shares
$4.0M · 302K shares
$3.9M · 23K shares
$3.9M · 181K shares
$3.9M · 32K shares
$3.8M · 346K shares
$3.7M · 155K shares
$3.7M · 50K shares
$3.6M · 1.6M shares
$3.6M · 208K shares
$3.5M · 179K shares
$3.4M · 44K shares
$3.4M · 60K shares
$3.4M · 40K shares
$3.4M · 46K shares
$3.3M · 214K shares
$3.2M · 106K shares
$3.2M · 37K shares
$3.2M · 411K shares
$3.2M · 274K shares
$3.2M · 17K shares
$3.2M · 161K shares
$3.1M · 147K shares
$3.0M · 154K shares
$3.0M · 228K shares
$3.0M · 9K shares
$3.0M · 331K shares
$2.9M · 93K shares
$2.9M · 1.4M shares
$2.9M · 388K shares
$2.8M · 724K shares
$2.8M · 12K shares
$2.7M · 110K shares
$2.7M · 136K shares
$2.7M · 59K shares
$2.7M · 346K shares
$2.7M · 23K shares
$2.7M · 268K shares
$2.6M · 189K shares
$2.6M · 294K shares
$2.6M · 155K shares
$2.5M · 483K shares
$2.5M · 134K shares
$2.5M · 121K shares
$2.4M · 310K shares
$2.4M · 20K shares
$2.3M · 610K shares
$2.3M · 125K shares
$2.3M · 749K shares
$2.3M · 3K shares
$2.2M · 101K shares
$2.2M · 377K shares
$2.2M · 57K shares
$2.1M · 322K shares
$2.1M · 8K shares
$2.0M · 45K shares
$2.0M · 685K shares
$2.0M · 148K shares
$1.9M · 2.1M shares
$1.9M · 380K shares
$1.9M · 17K shares
$1.8M · 135K shares
$1.7M · 102K shares
$1.7M · 39K shares
$1.6M · 126K shares
$1.6M · 9K shares
$1.6M · 8K shares
$1.6M · 27K shares
$1.6M · 476K shares
$1.6M · 4K shares
$1.5M · 11K shares
$1.5M · 4K shares
$1.4M · 619K shares
$1.4M · 13K shares
$1.4M · 9K shares
$1.3M · 37K shares
$1.3M · 36K shares
$1.3M · 19K shares
$1.2M · 15K shares
$1.2M · 27K shares
$1.1M · 58K shares
$1.0M · 6K shares
$999K · 14K shares
$969K · 4K shares
$930K · 9K shares
$927K · 10K shares
$897K · 11K shares
$876K · 3K shares
$872K · 4K shares
$842K · 5K shares
$830K · 1K shares
$813K · 96K shares
YASKAWA ELEC CORP
$806K · 27K shares
$791K · 60K shares
$784K · 16K shares
$773K · 24K shares
$763K · 5K shares
$762K · 39K shares
$755K · 14K shares
$739K · 14K shares
$725K · 8K shares
$723K · 4K shares
$683K · 1K shares
$664K · 2K shares
$621K · 3K shares
$616K · 2K shares
$601K · 196K shares
$576K · 5K shares
$543K · 13K shares
$497K · 69K shares
$493K · 2K shares
AMTECH SYS INC
$474K · 38K shares
$473K · 5K shares
$464K · 12K shares
$462K · 29K shares
$458K · 750 shares
$441K · 41K shares
$430K · 47K shares
$404K · 1K shares
$387K · 1K shares
$382K · 3K shares
$382K · 2K shares
$349K · 30K shares
$341K · 20K shares
$327K · 23K shares
$326K · 1K shares
$320K · 4K shares
$312K · 3K shares
$300K · 850 shares
$289K · 10K shares
$269K · 3K shares
$268K · 95K shares
$262K · 88K shares
$249K · 21K shares
$248K · 2K shares
$247K · 10K shares
$236K · 75K shares
$230K · 14K shares
$229K · 74K shares
$216K · 23K shares
$215K · 19K shares
$213K · 26K shares
$211K · 471 shares
$208K · 16K shares
$208K · 2K shares
$208K · 4K shares
$204K · 2K shares
$203K · 114K shares
$194K · 12K shares
$194K · 1K shares
$190K · 39K shares
$189K · 30K shares
$180K · 62K shares
$176K · 688 shares
$176K · 26K shares
$175K · 16K shares
$173K · 43K shares
$166K · 41K shares
$156K · 73K shares
$155K · 180 shares
$152K · 34K shares
$149K · 1K shares
$142K · 25K shares
$142K · 188K shares
$129K · 1K shares
$129K · 505 shares
$126K · 18K shares
$123K · 185K shares
$120K · 77K shares
$119K · 1K shares
$117K · 359 shares
$108K · 494 shares
$108K · 120 shares
$100K · 320 shares
$93K · 728 shares
$89K · 549 shares
$85K · 842 shares
$79K · 43K shares
$78K · 19K shares
$77K · 362 shares
$75K · 338 shares
$74K · 3K shares
$70K · 974 shares
$68K · 611 shares
$67K · 27K shares
$65K · 1K shares
$64K · 402 shares
$64K · 363 shares
$60K · 2K shares
$60K · 1K shares
$57K · 85 shares
$55K · 2K shares
$54K · 4K shares
$53K · 13K shares
$52K · 175K shares
$49K · 771 shares
$48K · 697 shares
$47K · 22K shares
$47K · 131 shares
$45K · 567 shares
$45K · 430 shares
$45K · 193 shares
$43K · 153 shares
$43K · 364 shares
$43K · 1K shares
$42K · 2K shares
$41K · 1K shares
$40K · 1K shares
$40K · 404 shares
$40K · 680 shares
$39K · 2K shares
$38K · 1K shares
$38K · 76 shares
$38K · 823 shares
$37K · 713 shares
$36K · 2K shares
$35K · 331 shares
$34K · 390 shares
$33K · 362 shares
$32K · 92 shares
$29K · 357 shares
$28K · 915 shares
$28K · 145 shares
$28K · 715 shares
$28K · 88 shares
$27K · 2K shares
$27K · 70 shares
$25K · 137 shares
$24K · 178 shares
$22K · 168 shares
$22K · 662 shares
$22K · 2K shares
$21K · 83 shares
$21K · 733 shares
$19K · 486 shares
$19K · 514 shares
$17K · 156 shares
$14K · 203 shares
$14K · 100 shares
$12K · 33 shares
$12K · 45 shares
$12K · 984 shares
$9K · 200 shares
$8K · 35 shares
$7K · 458 shares
$1K · 25 shares
$1K · 5 shares
$0 · 11 shares
Sector Breakdown
| Sector | # Holdings | Value | % |
|---|---|---|---|
| Technology | 72 | $164.9M | 25.1% |
| Industrials | 71 | $155.9M | 23.8% |
| Healthcare | 44 | $126.1M | 19.2% |
| Financial Services | 22 | $57.1M | 8.7% |
| Unknown | 18 | $32.0M | 4.9% |
| Communication Services | 8 | $29.3M | 4.5% |
| Energy | 21 | $24.8M | 3.8% |
| Consumer Defensive | 10 | $22.2M | 3.4% |
| Consumer Cyclical | 11 | $22.0M | 3.3% |
| Basic Materials | 19 | $13.4M | 2.0% |
| Utilities | 10 | $8.3M | 1.3% |