| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Bain Capital GSS Investment Sponsor LLC | 21% | 12,370,000 | Bain Capital GSS Investment Sponsor LLC | 01 Oct 2025 | ||||
| Adage Capital Management, L.P. | 6.4% | $30,390,000 | 3,000,000 | Adage Capital Management, L.P. | 31 Dec 2025 | |||
| Fort Baker Capital Management LP | 5.9% | $28,157,814 | 2,779,646 | Fort Baker Capital Management LP | 31 Dec 2025 |
As of 31 Dec 2025, 49 institutional investors reported holding 29,955,736 shares of Bain Capital GSS Investment Corp. - Class A Ordinary Shares, $0.0001 par value (BCSS). This represents 64% of the company’s total 47,112,644 outstanding shares.
The largest institutional shareholders of Bain Capital GSS Investment Corp. - Class A Ordinary Shares, $0.0001 par value (BCSS) together control 54% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 6.4% | 3,000,000 | 0.05% | $30,240,000 | |
| Fort Baker Capital Management LP | 5.9% | 2,779,646 | 3.1% | $28,018,832 | |
| Sculptor Capital LP | 3.7% | 1,723,855 | 0.21% | $17,376,458 | |
| Mercuria Capital Strategies, LLC | 3.3% | 1,545,878 | 9% | $15,798,873 | |
| MOORE CAPITAL MANAGEMENT, LP | 3.2% | 1,500,000 | 0.31% | $15,120,000 | |
| Davidson Kempner Capital Management LP | 3% | 1,400,000 | 0.31% | $14,112,000 | |
| HighTower Advisors, LLC | 2.5% | 1,185,749 | 0.01% | $11,952,350 | |
| AQR Arbitrage LLC | 2.5% | 1,184,700 | 0.25% | $11,941,776 | |
| METEORA CAPITAL, LLC | 2.4% | 1,109,000 | 0.94% | $11,178,720 | |
| Polar Asset Management Partners Inc. | 2.1% | 1,000,000 | 0.2% | $10,080,000 | |
| ARISTEIA CAPITAL, L.L.C. | 2.1% | 1,000,000 | 0.29% | $10,080,000 | |
| J. Goldman & Co LP | 2% | 962,500 | 0.38% | $9,702,000 | |
| TWO SIGMA INVESTMENTS, LP | 1.8% | 854,756 | 0.01% | $8,615,940 | |
| PICTON MAHONEY ASSET MANAGEMENT | 1.5% | 700,000 | 0.08% | $7,056,000 | |
| MILLENNIUM MANAGEMENT LLC | 1.3% | 616,000 | 0% | $6,209,280 | |
| Linden Advisors LP | 1.3% | 600,000 | 0.04% | $6,048,000 | |
| Decagon Asset Management LLP | 1.2% | 565,461 | 2.4% | $5,699,846 | |
| Saba Capital Management, L.P. | 1.1% | 535,580 | 0.18% | $5,398,646 | |
| Periscope Capital Inc. | 1.1% | 525,000 | 1% | $5,292,000 | |
| Boussard & Gavaudan Investment Management LLP | 1.1% | 500,000 | 1% | $5,040,000 | |
| Lighthouse Investment Partners, LLC | 1.1% | 500,000 | 0.17% | $5,040,000 | |
| Verition Fund Management LLC | 1% | 493,100 | 0.03% | $4,970,448 | |
| Lineage Point Capital LP | 1% | 470,000 | 0% | 1.8% | $4,737,600 |
| Magnetar Financial LLC | 0.96% | 450,000 | 0.04% | $4,536,000 | |
| Hudson Bay Capital Management LP | 0.85% | 400,000 | 0.02% | $4,032,000 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 29,955,736 | $302,170,644 | +$294,254,820 | $10.08 | 49 |