FRONTIER CAPITAL MANAGEMENT CO LLC
CIK: 0000351173SEC EDGAR →
Portfolio Value
$9.4B
Holdings
295
As of
Q4 2025
New Positions
24
Closed Positions
21
Top 10 Holdings
| Rank | Stock | Shares | Value | % of Portfolio |
|---|---|---|---|---|
| 1 | FTAI AVIATION LTD | 1,296,579 | $255.2M | 2.71% |
| 2 | AMENTUM HOLDINGS INC | 5,772,976 | $167.4M | 1.78% |
| 3 | GRANITE CONSTR INC | 1,257,903 | $145.1M | 1.54% |
| 4 | ATI INC | 1,227,453 | $140.9M | 1.49% |
| 5 | MONGODB INC | 302,093 | $126.8M | 1.35% |
| 6 | ASTERA LABS INC | 735,341 | $122.3M | 1.30% |
| 7 | NATERA INC | 521,750 | $119.5M | 1.27% |
| 8 | POPULAR INC | 954,230 | $118.8M | 1.26% |
| 9 | ALASKA AIR GROUP INC | 2,280,772 | $114.7M | 1.22% |
| 10 | EAGLE MATLS INC | 545,349 | $112.7M | 1.20% |
Quarterly Changes
Top Buys
New Positions (25)
$89.6M · 1.1M shares
$57.5M · 3.6M shares
$39.9M · 457K shares
$39.2M · 791K shares
$28.6M · 878K shares
$27.2M · 270K shares
$24.5M · 214K shares
$22.2M · 102K shares
$21.1M · 1.2M shares
$20.4M · 345K shares
$20.3M · 695K shares
$19.3M · 738K shares
$18.8M · 371K shares
$18.3M · 782K shares
$16.0M · 70K shares
$13.9M · 1.1M shares
$9.5M · 46K shares
$7.8M · 93K shares
$6.6M · 1.2M shares
$6.2M · 257K shares
$4.2M · 117K shares
$3.3M · 181K shares
$311K · 8K shares
$309K · 2K shares
$200K · 1K shares
Closed Positions (27)
$78.6M · 4.9M shares
$75.5M · 6.5M shares
$41.4M · 491K shares
$39.3M · 84K shares
$35.7M · 4.0M shares
$33.0M · 639K shares
$26.6M · 790K shares
$26.0M · 309K shares
$19.9M · 797K shares
$16.5M · 49K shares
$16.1M · 121K shares
$15.4M · 86K shares
$13.5M · 247K shares
$13.3M · 165K shares
$11.8M · 140K shares
$11.4M · 54K shares
$10.9M · 236K shares
$8.5M · 782K shares
$8.4M · 273K shares
$6.2M · 481K shares
$5.6M · 98K shares
$4.6M · 184K shares
$1.7M · 271K shares
$1.4M · 231K shares
$1.2M · 34K shares
$411K · 2K shares
$294K · 15K shares
Sector Breakdown
| Sector | # Holdings | Value | % |
|---|---|---|---|
| Technology | 65 | $2.2B | 23.0% |
| Industrials | 53 | $2.0B | 21.0% |
| Financial Services | 30 | $1.1B | 11.5% |
| Healthcare | 41 | $1.0B | 11.1% |
| Consumer Cyclical | 35 | $883.3M | 9.4% |
| Unknown | 24 | $859.4M | 9.1% |
| Real Estate | 13 | $443.1M | 4.7% |
| Basic Materials | 7 | $283.6M | 3.0% |
| Energy | 12 | $267.8M | 2.8% |
| Consumer Defensive | 8 | $246.8M | 2.6% |
| Communication Services | 4 | $96.0M | 1.0% |
| Utilities | 3 | $71.4M | 0.8% |