Loomis, Sayles & Company Portfolio holdings
Loomis Sayles is an actively managed investment firm that runs stock, bond, multi-asset and alternative strategies, and has been part of the Natixis Investment Managers group since 2000. It was founded in Boston in 1926 by four investors: Robert Loomis, Ralph Sayles, Arthur Nichols and Vere Shaw, to give clients independent, research-driven investment counsel. Its investing is split among separate teams that the firm calls Alpha Engines, each with its own philosophy, so clients can choose distinct strategies. Clients can use mutual funds, ETFs, managed accounts and hedge funds.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$59.3M |
| 2 |
ServiceNow
NOW
|
+$52.6M |
| 3 |
Cogent Biosciences
COGT
|
+$41.2M |
| 4 |
Archrock
AROC
|
+$34.6M |
| 5 |
Impinj
PI
|
+$34.6M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$610M |
| 2 |
Microsoft
MSFT
|
+$383M |
| 3 |
Meta Platforms (Facebook)
META
|
+$352M |
| 4 |
Tesla
TSLA
|
+$308M |
| 5 |
Alphabet (Google) Class A
GOOGL
|
+$303M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 29.09% |
| 2 | Communication Services | 20.46% |
| 3 | Consumer Discretionary | 15.67% |
| 4 | Healthcare | 11.62% |
| 5 | Financials | 8.68% |
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Loomis, Sayles & Company's Q3 2026 Portfolio in Review
As of Q3 2026, Loomis, Sayles & Company held 800 positions worth $77.1B, down 3.4% from $79.8B the previous quarter. Its ten largest holdings account for 54% of the portfolio.
Loomis, Sayles & Company withdrew a net $5.37B in Q3 2026, closing 54 positions and reducing 393 holdings. Its most notable exit was MYR Group, an estimated $70.4M position sold in full.
By sector, the portfolio is most concentrated in Technology at 29% of assets, up from 26% a quarter earlier, followed by Communication Services and Consumer Discretionary.
Against the trend, Loomis, Sayles & Company opened a new position in ServiceNow worth $57.4M.
- Loomis, Sayles & Company's largest Q3 2026 buy was ServiceNow: 428,072 shares worth $57.4M.
- Loomis, Sayles & Company added most to Broadcom in Q3 2026, an estimated $59.3M increase.
- Loomis, Sayles & Company's biggest Q3 2026 reduction was NVIDIA, cutting an estimated $610M.
- Loomis, Sayles & Company fully exited MYR Group in Q3 2026, selling an estimated $70.4M.
- Loomis, Sayles & Company's ten largest holdings make up 54% of its $77.1B portfolio in Q3 2026.
- Loomis, Sayles & Company opened 91 new positions and closed 54 in Q3 2026.
- Loomis, Sayles & Company's portfolio value fell 3.4% quarter-over-quarter to $77.1B.
Based on Loomis, Sayles & Company's 13F filing for Q3 2026, filed 12 Nov 2026.