# OSIRIS ACQUISITION CORP (OSIWS)

> Institutional ownership reported to the SEC as of Q1 2024, from Form 13F filings. Source: https://holderbook.com/stocks/OSIWS/

- Reporting holders: 32
- Reported value: $842.7K
- Held through calls: 81.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [MARSHALL WACE, LLP](https://holderbook.com/funds/1318757-marshall-wace-llp/) | $652.9K | 0 | 0.0% | 11 |
| [BOOTHBAY FUND MANAGEMENT, LLC](https://holderbook.com/funds/1549230-boothbay-fund-management-llc/) | $191.1K | 18,030 | 0.0% | 6 |
| [Segantii Capital Management Ltd](https://holderbook.com/funds/1544676-segantii-capital-management-ltd/) | $82.5K | 7,785 | 0.0% | 11 |
| [Arena Capital Advisors, LLC- CA](https://holderbook.com/funds/1833078-arena-capital-advisors-llc-ca/) | $36.3K | 1,137,500 | 0.1% | 11 |
| [MILLENNIUM MANAGEMENT LLC](https://holderbook.com/funds/1273087-millennium-management-llc/) | $22.6K | 0 | 0.0% | 11 |
| [HIGHBRIDGE CAPITAL MANAGEMENT LLC](https://holderbook.com/funds/919185-highbridge-capital-management-llc/) | $19.5K | 649,287 | 0.0% | 5 |
| [Davidson Kempner Capital Management LP](https://holderbook.com/funds/1595082-davidson-kempner-capital-management-lp/) | $15.0K | 500,000 | 0.0% | 11 |
| [BNP PARIBAS FINANCIAL MARKETS](https://holderbook.com/funds/1166588-bnp-paribas-financial-markets/) | $14.4K | 450,000 | 0.0% | 6 |
| [AQR Arbitrage LLC](https://holderbook.com/funds/1167456-aqr-arbitrage-llc/) | $12.7K | 422,280 | 0.0% | 11 |
| [Calamos Advisors LLC](https://holderbook.com/funds/1316507-calamos-advisors-llc/) | $11.2K | 375,000 | 0.0% | 7 |
| [Taconic Capital Advisors LP](https://holderbook.com/funds/1390113-taconic-capital-advisors-lp/) | $9.6K | 319,100 | 0.0% | 11 |
| [Periscope Capital Inc.](https://holderbook.com/funds/1695320-periscope-capital-inc/) | $8.3K | 262,600 | 0.0% | 10 |
| [Clal Insurance Enterprises Holdings Ltd](https://holderbook.com/funds/1376192-clal-insurance-enterprises-holdings-ltd/) | $7.0K | 0 | 0.0% | 11 |
| [Q Global Advisors, LLC](https://holderbook.com/funds/1469589-q-global-advisors-llc/) | $5.0K | 154,174 | 0.0% | 10 |
| [MIZUHO SECURITIES USA LLC](https://holderbook.com/funds/1513006-mizuho-securities-usa-llc/) | $3.6K | 357,118 | 0.0% | 3 |
| [Walleye Capital LLC](https://holderbook.com/funds/1758720-walleye-capital-llc/) | $3.1K | 102,000 | 0.0% | 10 |
| [RIVERNORTH CAPITAL MANAGEMENT, LLC](https://holderbook.com/funds/1447578-rivernorth-capital-management-llc/) | $2.9K | 98,312 | 0.0% | 11 |
| [JANE STREET GROUP, LLC](https://holderbook.com/funds/1595888-jane-street-group-llc/) | $2.4K | 120,849 | 0.0% | 6 |
| [Shaolin Capital Management LLC](https://holderbook.com/funds/1766806-shaolin-capital-management-llc/) | $2.3K | 76,196 | 0.0% | 8 |
| [WHITEBOX ADVISORS LLC](https://holderbook.com/funds/1257391-whitebox-advisors-llc/) | $2.2K | 75,000 | 0.0% | 11 |
| [Silver Rock Financial LP](https://holderbook.com/funds/1674784-silver-rock-financial-lp/) | $2.1K | 83,379 | 0.0% | 10 |
| [Polar Asset Management Partners Inc.](https://holderbook.com/funds/1326389-polar-asset-management-partners-inc/) | $2.1K | 64,651 | 0.0% | 8 |
| [NOMURA HOLDINGS INC](https://holderbook.com/funds/1163653-nomura-holdings-inc/) | $1.3K | 42,150 | 0.0% | 9 |
| [PEAK6 Investments LLC](https://holderbook.com/funds/1756111-peak6-investments-llc/) | $1.2K | 49,515 | 0.0% | 8 |
| [COWEN AND COMPANY, LLC](https://holderbook.com/funds/48966-cowen-and-company-llc/) | $1.0K | 34,500 | 0.0% | 11 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q1 2024 | 32 | $842.7K |
| Q4 2023 | 33 | $825.3K |
| Q3 2023 | 36 | $2.0M |
| Q2 2023 | 36 | $2.7M |
| Q1 2023 | 38 | $2.8M |
| Q4 2022 | 35 | $2.2M |
| Q3 2022 | 32 | $2.8M |
| Q2 2022 | 30 | $3.0M |
| Q1 2022 | 24 | $3.1M |
| Q4 2021 | 24 | $4.6M |
| Q3 2021 | 18 | $4.1M |