Bain Capital Investors LLC
In its 13F for Q4 2025 (holdings as of December 31, 2025, filed February 17, 2026), Bain Capital Investors LLC reported 7 stock positions worth $4.6 billion. Its top holding was Coherent (COHR) at 39.0% of the portfolio, followed by Surgery Partners (SGRY, 16.7%) and Kestra Medical Technologies (KMTS, 14.4%). Compared with Q3 2025, it opened 1 new position and reduced 1. The biggest buy was a new position in Coherent (COHR) and the biggest sale Kestra Medical Technologies (KMTS, shares −7%).
- Most Recent 13F
- Q2 2026
- Location
- Boston, MA
- CIK
- 0001040508
- Portfolio Value
- $4.6B (Q4 2025)
- SEC Filing
- 0001193125-26-052994 ↗ filed Feb 17, 2026
Holdings Value
Holdings 7 stocks · $4.6B
| COHR Coherent Corp. | 39.03% | 9,775,846 | $1.8B | New |
| SGRY Surgery Partners Inc. | 16.69% | 49,946,972 | $771.7M | No change |
| KMTS Kestra Medical Technologies | 14.44% | 25,172,338 | $667.6M | Reduce -6.8% |
| AVAH Aveanna Healthcare Holdings | 14.42% | 81,600,880 | $666.7M | No change |
| WAY Waystar Holding Corp. | 9.38% | 13,243,539 | $433.7M | No change |
| NTNX Nutanix Inc. Class A | 5.99% | 5,355,285 | $276.8M | No change |
| ADV Advantage Solutions Inc. | 0.06% | 2,890,000 | $2.5M | No change |
Portfolio Sells Q3 2025 → Q4 2025
| KMTS Kestra Medical Technologies | Reduce -6.8% | 14.44% | −4.72 |
Portfolio Buys Q3 2025 → Q4 2025
| COHR Coherent Corp. | New | 39.03% | +39.03 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 8 | $4.8B | BOBS, SGRY, AVAH, KMTS, KLRA |
| Q1 2026 | 7 | $3.3B | BOBS, SGRY, AVAH, KMTS, WAY |
| Q4 2025 | 7 | $4.6B | COHR, SGRY, KMTS, AVAH, WAY |
| Q3 2025 | 6 | $3.4B | SGRY, AVAH, KMTS, WAY, NTNX |
| Q2 2025 | 6 | $3.1B | SGRY, WAY, KMTS, AVAH, NTNX |
| Q1 2025 | 6 | $3.9B | SGRY, WAY, NTNX, KMTS, AVAH |
| Q4 2024 | 5 | $3.5B | SGRY, NTNX, WAY, AVAH, ADV |
| Q3 2024 | 5 | $3.8B | SGRY, NTNX, WAY, AVAH, ADV |
| Q2 2024 | 5 | $4.7B | CERE, SGRY, WAY, AVAH, ADV |
| Q1 2024 | 4 | $4.5B | CERE, SGRY, AVAH, ADV |