LOOMIS SAYLES & CO L P
Institutional investor · Portfolio as of Q4 2025
Top Holdings695 positions
Stock | Shares | Value | Weight | Avg Buy | Est. P&L | Held | Conviction |
|---|---|---|---|---|---|---|---|
NVIDIA CORP | 40.3M | $7.5B | 9.1% | $112.06 | +67.35% | 28 qtrssince 2019-Q1 | Decreased 0 |
TESLA INC | 12.6M | $5.7B | 6.9% | $209.24 | +117.19% | 22 qtrssince 2020-Q3 | Decreased 0 |
ALPHABET INC-CL A | 17.1M | $5.4B | 6.5% | $96.03 | +226.82% | 29 qtrssince 2018-Q4 | Decreased 0 |
META PLATFORMS INC-CLASS A | 7.4M | $4.9B | 5.9% | $138.14 | +382.09% | 29 qtrssince 2018-Q4 | Decreased 0 |
AMAZON.COM INC | 18M | $4.1B | 5.0% | $108.77 | +113.79% | 29 qtrssince 2018-Q4 | Decreased 0 |
NETFLIX INC | 37.2M | $3.5B | 4.2% | $87.33 | +7.38% | 22 qtrssince 2020-Q3 | Increased 94 |
VISA INC-CLASS A SHARES | 9.2M | $3.2B | 3.9% | $136.94 | +154.57% | 29 qtrssince 2018-Q4 | Decreased 0 |
ORACLE CORP | 16.2M | $3.2B | 3.8% | $41.42 | +374.82% | 29 qtrssince 2018-Q4 | Decreased 0 |
BOEING CO/THE | 14.2M | $3.1B | 3.7% | $183.55 | +18.29% | 29 qtrssince 2018-Q4 | Decreased 0 |
MICROSOFT CORP | 6M | $2.9B | 3.5% | $99.28 | +384.07% | 29 qtrssince 2018-Q4 | Decreased 0 |
SHOPIFY INC - CLASS A | 14.5M | $2.3B | 2.8% | $42.10 | +288.94% | 17 qtrssince 2021-Q4 | Decreased 0 |
MONSTER BEVERAGE CORP | 26.3M | $2B | 2.4% | $40.70 | +88.36% | 29 qtrssince 2018-Q4 | Decreased 0 |
VERTEX PHARMACEUTICALS INC | 4M | $1.8B | 2.2% | $244.40 | +85.65% | 25 qtrssince 2019-Q4 | Decreased 0 |
AUTODESK INC | 5.8M | $1.7B | 2.1% | $138.79 | +113.28% | 29 qtrssince 2018-Q4 | Decreased 0 |
WALT DISNEY CO/THE | 14.2M | $1.6B | 1.9% | $120.89 | -5.05% | 29 qtrssince 2018-Q4 | Decreased 0 |
SALESFORCE.COM INC | 6.1M | $1.6B | 1.9% | $172.33 | +52.95% | 24 qtrssince 2020-Q1 | Decreased 0 |
REGENERON PHARMACEUTICALS | 1.9M | $1.5B | 1.8% | $469.46 | +63.78% | 29 qtrssince 2018-Q4 | Decreased 0 |
INTUITIVE SURGICAL INC | 1.7M | $971.6M | 1.2% | $299.95 | +90.91% | 24 qtrssince 2020-Q1 | Decreased 0 |
ALPHABET INC-CL C | 2.9M | $905.6M | 1.1% | $94.90 | +231.46% | 29 qtrssince 2018-Q4 | Decreased 0 |
NOVO-NORDISK A/S-SPONS ADR | 17.1M | $871.8M | 1.1% | $56.78 | -14.65% | 29 qtrssince 2018-Q4 | Increased 53 |
LOOMIS SAYLES & CO L P manages $83B across 695 positions as of Q4 2025. Top holdings: NVDA (9.1%), TSLA (6.9%), GOOGL (6.5%). Fund DNA: Balanced Allocator. HoldingsIntel Score: 4.5/5.0.
Active quarter - 69 new positions, 86 exits, 232 increased. Top move: NFLX (INCREASED, conviction 94). Portfolio: $83.0B across 695 positions.
Top holdings by portfolio weight
Portfolio allocation by GICS sector
Behavioral investing profile
Position Outcomes
Best and worst performing positions by estimated return
Top Winners
Top Losers
Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.
Similar Funds
Funds with similar investing DNA
Explore More
Accumulation Streaks
Positions with 2+ consecutive quarters of increases - persistent directional conviction.
Continue exploring
Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer
Verify source filings on SEC EDGAR