FRONTIER CAPITAL MANAGEMENT CO LLC
All 13F Filings
- Location
- Boston, MA
- Most recent 13F
- Q4 2025
- Holdings value ($000)
- 9,423,596
- Description
- Boston Massachusetts based fiduciary portfolio advisory practice with a limited liability advisory organization and a high accountability and controls oriented investment mandate. The approach emphasizes fundamental research depth, active stewardship and governance oversight, and asset liability coordination for planning centered advisory portfolios. Risk framing is embedded in allocation decisions, position sizing, and portfolio construction discipline through portfolio concentration discipline and exposure consistency.
- Website
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- Founded
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- Chairman
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- CEO
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- All SEC filings
- View on sec.gov
Sector allocation over time (stocks only)
Stacked by quarter. Hover to see detailed sector breakdown for any quarter.
| Quarter | Date Filed | Holdings | Value ($000) | Form Type | Name |
|---|---|---|---|---|---|
| Q4 2025 | 2/17/2026 | 295 | 9,423,596 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q3 2025 | 11/14/2025 | 297 | 11,154,753 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2025 | 8/14/2025 | 294 | 10,801,284 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2025 | 5/15/2025 | 283 | 9,145,024 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2024 | 2/14/2025 | 285 | 10,522,840 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q3 2024 | 11/14/2024 | 281 | 10,623,505 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2024 | 8/14/2024 | 279 | 10,099,283 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2024 | 5/15/2024 | 269 | 10,699,653 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2023 | 2/14/2024 | 263 | 9,899,830 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q3 2023 | 11/14/2023 | 267 | 9,097,442 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2023 | 8/14/2023 | 261 | 10,436,695 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2023 | 5/15/2023 | 257 | 9,669,486 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2022 | 2/14/2023 | 262 | 9,181,497 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q3 2022 | 11/14/2022 | 268 | 8,528,902 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2022 | 7/20/2022 | 274 | 8,686,054 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2022 | 4/14/2022 | 267 | 11,042,304 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2021 | 1/19/2022 | 274 | 12,650,958 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q3 2021 | 10/19/2021 | 280 | 12,724,268 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2021 | 8/9/2021 | 284 | 13,652,443 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2021 | 5/13/2021 | 276 | 13,217,270 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2020 | 1/19/2021 | 284 | 13,510,817 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q3 2020 | 11/16/2020 | 291 | 11,451,588 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2020 | 7/17/2020 | 291 | 11,298,735 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2020 | 4/16/2020 | 275 | 8,901,768 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2019 | 2/14/2020 | 281 | 13,536,776 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q2 2014 | 8/1/2014 | 346 | 13,589,214 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q1 2014 | 4/30/2014 | 348 | 13,818,150 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
| Q4 2013 | 1/31/2014 | 309 | 13,487,110 | 13F-HR | FRONTIER CAPITAL MANAGEMENT CO LLC |
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Money flow by instrument (QoQ, ex-options)
| Type | Value ($000) | Share % | Inflow | Outflow | Net |
|---|---|---|---|---|---|
| Stocks | 9.37 M | 99.4% | 0 | 1.735 M | -1.735 M |
| Other | 53.43 K | 0.6% | 3.927 K | 0 | 3.927 K |
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Fund Snapshot
Q4 2025
Latest filed
2/17/2026
Total value ($000)
9,423,596
Holdings
295
QoQ value change ($000)
-1,731,157
(-15.5%)
Value = total reported 13F value ($000), Holdings = number of positions.
13F Value over time
Holdings count over time
Sector allocation (latest, stocks only)
Methodology:
sector allocation is stocks-only;
instrument flow table is ex-options;
options exposure is shown separately.
Details.