BAIN CAPITAL INVESTORS LLC
SEC insider (Form 3/4/5 filer). CIK 0001040508. 10% Owner at Kailera Therapeutics, Inc. (KLRA) and 4 other issuers. 15 reported Form 4/5 transactions since Sep 2024; latest on Apr 20, 2026. Located in BOSTON, MA.
Companies BAIN CAPITAL INVESTORS LLC has filed insider reports for
- Kailera Therapeutics, Inc. (KLRA): 10% Owner
- Bob's Discount Furniture, Inc. (BOBS): 10% Owner
- COHERENT CORP. (COHR): 10% Owner
- Waystar Holding Corp. (WAY): 10% Owner
- KESTRA MEDICAL TECHNOLOGIES, LTD. (KMTS): 10% Owner
BAIN CAPITAL INVESTORS LLC
CIK: 0001040508
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (15 total)
- Apr 20, 2026KLRA
Kailera Therapeutics, Inc.
PurchaseIndirect8.4M shares at avg. $16.00$134.4M - Apr 20, 2026KLRA
Kailera Therapeutics, Inc.
ConversionIndirect17.9M shares- - Feb 13, 2026BOBS
Bob's Discount Furniture, Inc.
SaleIndirect2.9M shares at avg. $15.94$46.5M - Nov 10, 2025COHR
COHERENT CORP.
OtherIndirect254.3K shares- - Nov 7, 2025COHR
COHERENT CORP.
ConversionIndirect7.8M shares- - Nov 7, 2025COHR
COHERENT CORP.
SaleIndirect7.5M shares at avg. $143.37$1.1B - Sep 12, 2025WAY
Waystar Holding Corp.
OtherIndirect516.4K shares- - Sep 12, 2025WAY
Waystar Holding Corp.
SaleIndirect4.3M shares at avg. $39.21$168.4M - May 20, 2025WAY
Waystar Holding Corp.
SaleIndirect451.8K shares at avg. $37.39$16.9M - May 16, 2025WAY
Waystar Holding Corp.
SaleIndirect3M shares at avg. $37.39$112.6M
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Apr 20, 2026 |  KLRA Kailera Therapeutics, Inc. | Purchase | 8,398,438 | $16.00 | $134,375,008 | Indirect |
| Apr 20, 2026 | KLRA Kailera Therapeutics, Inc. | Conversion | 17,857,143 | - | $0 | Indirect |
| Feb 13, 2026 |  BOBS Bob's Discount Furniture, Inc. | Sale | 2,917,500 | $15.94 | $46,497,656 | Indirect |
| Nov 10, 2025 |  COHR COHERENT CORP. | Other | 254,252 | - | - | Indirect |
| Nov 7, 2025 | COHR COHERENT CORP. | Conversion | 7,754,252 | - | - | Indirect |
| Nov 7, 2025 | COHR COHERENT CORP. | Sale | 7,500,000 | $143.37 | $1,075,275,000 | Indirect |
| Sep 12, 2025 |  WAY Waystar Holding Corp. | Other | 516,371 | - | - | Indirect |
| Sep 12, 2025 | WAY Waystar Holding Corp. | Sale | 4,295,139 | $39.21 | $168,412,400 | Indirect |
| May 20, 2025 | WAY Waystar Holding Corp. | Sale | 451,837 | $37.39 | $16,894,185 | Indirect |
| May 16, 2025 | WAY Waystar Holding Corp. | Sale | 3,012,253 | $37.39 | $112,628,140 | Indirect |
1-10 of 15 transactions