Bain Capital GSS Investment Corp.
BCSS- Exchange
- NYSE
- Industry
- Blank Checks
- SEC CIK
- 0002064355
No open-market purchases or sales by Bain Capital GSS Investment Corp. insiders were filed in the last 90 days; 59 institutions reported holding it in 13F filings for Q2 2026, worth $425.9M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Bain Capital GSS Investment Corp. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 63
- +15 vs. Q4 2025
- Shares held
- 40.2M
- +10.3M (+34.3%) vs. Q4 2025
- Total value
- $406.2M
- +$104.5M (+34.7%) vs. Q4 2025
- New holders
- 17
- 11 more added
- Sold out
- 2
- 10 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BCSS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 59 | $425.9M |
| Q1 2026 | 63 | $406.2M |
| Q4 2025 | 49 | $302.2M |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Bain Capital GSS Investment Corp.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Empyrean Capital Partners, LP | 3,990,000 | $40.3M | 1.34% | +3,990,000 | New |
| Fort Baker Capital Management LP | 3,981,252 | $40.3M | 3.57% | +1,201,606+43.2% | Added |
| Adage Capital Partners GP, L.L.C. | 3,000,000 | $30.3M | 0.05% | 00.0% | Unchanged |
| Sculptor Capital LP | 1,723,855 | $17.4M | 0.20% | 00.0% | Unchanged |
| Mercuria Capital Strategies, LLC | 1,545,878 | $15.6M | 5.97% | 00.0% | Unchanged |
| Moore Capital Management, LP | 1,500,000 | $15.2M | 0.55% | 00.0% | Unchanged |
| Davidson Kempner Capital Management LP | 1,400,000 | $14.2M | 0.25% | 00.0% | Unchanged |
| CNH Partners LLC | 1,149,424 | $11.6M | 0.19% | −35,276−3.0% | Reduced |
| HighTower Advisors, LLC | 1,138,966 | $11.5M | 0.01% | −46,783−3.9% | Reduced |
| Meteora Capital, LLC | 1,098,294 | $11.1M | 0.82% | −10,706−1.0% | Reduced |
| LuminArx Capital Management LP | 1,003,379 | $10.1M | 7.63% | +1,003,379 | New |
| Aristeia Capital LLC | 1,000,000 | $10.1M | 0.23% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 1,000,000 | $10.1M | 0.24% | 00.0% | Unchanged |
| Ghisallo Capital Management LLC | 1,000,000 | $10.1M | 0.28% | +1,000,000 | New |
| Millennium Management LLC | 957,560 | $9.68M | 0.01% | +341,560+55.4% | Added |
| Two Sigma Investments, LP | 854,756 | $8.64M | 0.01% | 00.0% | Unchanged |
| J. Goldman & Co LP | 700,000 | $7.08M | 0.33% | −262,500−27.3% | Reduced |
| Picton Mahoney Asset Management | 700,000 | $7.08M | 0.07% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 700,000 | $7.08M | 0.01% | +700,000 | New |
| Decagon Asset Management LLP | 656,944 | $6.64M | 1.73% | +91,483+16.2% | Added |
| Linden Advisors LP | 600,000 | $6.07M | 0.03% | 00.0% | Unchanged |
| Shaolin Capital Management LLC | 567,433 | $5.74M | 0.24% | +217,433+62.1% | Added |
| UBS Asset Management Americas Inc | 546,251 | $5.52M | 0.00% | +546,251 | New |
| Saba Capital Management, L.P. | 535,580 | $5.42M | 0.17% | 00.0% | Unchanged |
| Lighthouse Investment Partners, LLC | 500,000 | $5.06M | 0.19% | 00.0% | Unchanged |
| Boussard & Gavaudan Investment Management LLP | 500,000 | $5.05M | 0.48% | 00.0% | Unchanged |
| Verition Fund Management LLC | 473,200 | $4.78M | 0.05% | −19,900−4.0% | Reduced |
| Lineage Point Capital LP | 470,000 | $4.75M | 1.16% | 00.0% | Unchanged |
| Magnetar Financial LLC | 450,000 | $4.54M | 0.05% | 00.0% | Unchanged |
| Periscope Capital Inc. | 425,000 | $4.30M | 0.75% | −100,000−19.0% | Reduced |
| CSS LLC | 387,390 | $3.92M | 0.22% | +387,390 | New |
| BNP Paribas Arbitrage, SA | 359,100 | $3.63M | 0.00% | +43,800+13.9% | Added |
| Tenor Capital Management Co., L.P. | 350,000 | $3.54M | 0.05% | 00.0% | Unchanged |
| Radcliffe Capital Management, L.P. | 338,446 | $3.42M | 0.26% | +73,753+27.9% | Added |
| Glazer Capital, LLC | 335,000 | $3.39M | 0.07% | +39,848+13.5% | Added |
| Hudson Bay Capital Management LP | 310,521 | $3.14M | 0.02% | −89,479−22.4% | Reduced |
| Bulldog Investors, LLP | 308,241 | $3.12M | 0.70% | +11,662+3.9% | Added |
| Highbridge Capital Management LLC | 300,000 | $3.03M | 0.19% | 00.0% | Unchanged |
| Cantor Fitzgerald, L. P. | 297,361 | $3.01M | 0.11% | +297,361 | New |
| DLD Asset Management, LP | 276,045 | $2.79M | 0.28% | +20,000+7.8% | Added |
| Centiva Capital, LP | 262,500 | $2.65M | 0.12% | +237,500+950.0% | Added |
| Jain Global LLC | 250,000 | $2.53M | 0.03% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 249,876 | $2.53M | 0.02% | +249,876 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 233,150 | $2.36M | 0.01% | 00.0% | Unchanged |
| HBK Investments L P | 200,005 | $2.02M | 0.03% | 00.0% | Unchanged |
| K2 Principal Fund, L.P. | 200,000 | $2.02M | 0.21% | +200,000 | New |
| Clear Street Group Inc. | 183,907 | $1.86M | 0.01% | −66,093−26.4% | Reduced |
| Citigroup Inc | 175,000 | $1.77M | 0.00% | 00.0% | Unchanged |
| Context Capital Management, LLC | 150,000 | $1.52M | 0.04% | 00.0% | Unchanged |
| Vivaldi Asset Management, LLC | 149,995 | $1.52M | 0.08% | +149,995 | New |
| Berkley W R Corp | 149,955 | $1.52M | 0.08% | 00.0% | Unchanged |
| Sona Asset Management (US) LLC | 102,723 | $1.04M | 0.04% | +102,723 | New |
| Virtu Financial LLC | 98,464 | $996.0K | 0.04% | +45,303+85.2% | Added |
| Readystate Asset Management LP | 57,900 | $585.5K | 0.03% | +57,900 | New |
| JPMorgan Chase & Co | 55,075 | $556.3K | 0.00% | 00.0% | Unchanged |
| O'Connor Alternative Investments LLC | 50,000 | $505.6K | 0.03% | +50,000 | New |
| Galaxy Digital Inc. | 50,000 | $505.6K | 0.08% | +50,000 | New |
| Jane Street Group, LLC | 24,810 | $250.9K | 0.00% | +24,810 | New |
| Toronto Dominion Bank | 24,567 | $248.4K | 0.00% | −24,841−50.3% | Reduced |
| State of Wisconsin Investment Board | 24,000 | $242.7K | 0.00% | −1,000−4.0% | Reduced |
| HRT Financial LP | 20,953 | $211.0K | 0.00% | +20,953 | New |
| Mint Tower Capital Management B.V. | 20,000 | $202.0K | 0.02% | 00.0% | Unchanged |
| PenderFund Capital Management Ltd. | 10,000 | $101.1K | 0.02% | +10,000 | New |
| Ilex Capital Partners (UK) LLP | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| StoneX Group Inc. | 0 | $0 | 0.00% | −40,988−100.0% | Sold out |
| UBS Oconnor LLC | – | – | – | – | Not filed |