Institutional Manager · CIK 0001127761
IRONWOOD INVESTMENT MANAGEMENT LLC
BOSTON, MA · File #028-06155
Latest AUM
$237.8M
Positions
172
Top-10 Concentration
43.1%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 2025172 pos · $237.8M
- 13F HOLDINGS REPORTQ/E Sep 2025171 pos · $229.3M
- 13F HOLDINGS REPORTQ/E Jun 2025167 pos · $205.5M
- 13F HOLDINGS REPORTQ/E Mar 2025163 pos · $183.4M
- 13F HOLDINGS REPORTQ/E Dec 2024169 pos · $200.8M
- 13F HOLDINGS REPORTQ/E Sep 2024174 pos · $205.3M
- 13F HOLDINGS REPORTQ/E Jun 2024169 pos · $187.0M
- 13F HOLDINGS REPORTQ/E Mar 2024174 pos · $204.9M
- 13F HOLDINGS REPORTQ/E Dec 2023164 pos · $163.8M
- 13F HOLDINGS REPORTQ/E Sep 2023167 pos · $173.6M
- 13F HOLDINGS REPORTQ/E Jun 2023163 pos · $160.0M
- 13F HOLDINGS REPORTQ/E Mar 2023164 pos · $151.7M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Vanguard Total Stock Market ET | 922908769 | 50,670 | $17.0M | 10.39% |
| 2 | Msci Eafe | 464287465 | 121,352 | $11.7M | 7.13% |
| 3 | iShares Short Treasury Bond ET | 464288679 | 62,917 | $6.9M | 4.24% |
| 4 | Ishares Russell 2000 | 464287655 | 25,472 | $6.3M | 3.83% |
| 5 | Group 1 Automotive | GPI | 14,927 | $5.9M | 3.59% |
| 6 | Dycom Industries Inc | 267475101 | 14,369 | $4.9M | 2.97% |
| 7 | Pegasystems Inc | PEGA | 79,387 | $4.7M | 2.90% |
| 8 | BridgeBio Pharma Inc. | BBIO | 61,794 | $4.7M | 2.89% |
| 9 | Somnigroup International Inc. | SGI | 47,621 | $4.3M | 2.60% |
| 10 | iShares Russell 3000 ETF | 464287689 | 10,758 | $4.2M | 2.54% |
| 11 | Citigroup Inc New | C-PR | 35,566 | $4.2M | 2.54% |
| 12 | MYR Group | MYRG | 17,919 | $3.9M | 2.39% |
| 13 | General Mtrs Corp | 37045V100 | 45,500 | $3.7M | 2.26% |
| 14 | Cytokinetics Inc | CYTK | 57,229 | $3.6M | 2.22% |
| 15 | Vanguard FTSE Emerging Markets | 922042858 | 66,529 | $3.6M | 2.19% |
| 16 | Vicor Corp | VICR | 31,158 | $3.4M | 2.09% |
| 17 | Super Micro Computer, Inc. | SMCI | 104,881 | $3.1M | 1.88% |
| 18 | Impinj, Inc. | PI | 16,654 | $2.9M | 1.77% |
| 19 | Mercury Systems | MRCY | 39,394 | $2.9M | 1.76% |
| 20 | Tutor Perini Corp | TPC | 40,675 | $2.7M | 1.67% |