COSMOS HEALTH INC (COSM) Institutional Ownership Changes & 13F Activity
COSMOS HEALTH INC (COSM). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Ubs Group Ag, Renaissance Technologies LLC, Jane Street Group, Llc, Vanguard Fiduciary Trust Co, and Hrt Financial Lp.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Jane Street Group, Llc | Buy | +289,287 | — | 289,287 | $53.43K | Q2 2026 | Aug 14, 2026 |
| Sassicaia Capital Advisers Llc | Buy | +36,000 | — | 36,000 | $6.65K | Q2 2026 | Aug 14, 2026 |
| Group One Trading Llc | Sell | -673 | -28.4% | 1,700 | $314.00 | Q2 2026 | Aug 14, 2026 |
| Barclays Plc | Buy | +1 | — | 1 | $0.00 | Q2 2026 | Aug 14, 2026 |
| Ubs Group Ag | Buy | +581,728 | +4568.3% | 594,462 | $109.97K | Q2 2026 | Aug 13, 2026 |
| Vanguard Fiduciary Trust Co | Buy | +238,107 | +248.7% | 333,842 | $61.76K | Q2 2026 | Aug 13, 2026 |
| Vanguard Capital Management Llc | Buy | +33,959 | +24.3% | 173,966 | $32.18K | Q2 2026 | Aug 13, 2026 |
| Northern Trust Corp | Buy | +33,333 | +162.2% | 53,887 | $9.95K | Q2 2026 | Aug 13, 2026 |
| Geode Capital Management, Llc | Sell | -36,017 | -11.3% | 282,094 | $52.11K | Q2 2026 | Aug 12, 2026 |
| Simplex Trading, Llc | Buy | +3,335 | +87.7% | 7,138 | $1.32K | Q2 2026 | Aug 12, 2026 |
| Tower Research Capital Llc (Trc) | Sell | -2 | -0.3% | 753 | $139.00 | Q2 2026 | Aug 11, 2026 |
| Citigroup Inc | Sell | -947 | -95.7% | 43 | $8.00 | Q2 2026 | Aug 03, 2026 |
| Valley National Advisers Inc | Buy | +1 | — | 1 | $1.00 | Q2 2026 | Jul 29, 2026 |
| Kestra Private Wealth Services, Llc | Buy | +13,000 | — | 13,000 | $2.40K | Q2 2026 | Jul 28, 2026 |
| Sbi Securities Co., Ltd. | Buy | +187 | +167.0% | 299 | $55.00 | Q2 2026 | Jul 23, 2026 |
| Silicon Valley Capital Partners | Sell | -1 | -100.0% | 0 | $0.00 | Q2 2026 | May 19, 2026 |
| Xtx Topco Ltd | Sell | -40,477 | -100.0% | 0 | $0.00 | Q2 2026 | May 15, 2026 |
| Citadel Advisors Llc | Sell | -40,306 | -100.0% | 0 | $0.00 | Q2 2026 | May 15, 2026 |
| Susquehanna International Group, Llp | Sell | -17,734 | -100.0% | 0 | $0.00 | Q2 2026 | May 15, 2026 |
| Renaissance Technologies LLC | Sell | -390,500 | -100.0% | 0 | $0.00 | Q2 2026 | May 14, 2026 |
| Hrt Financial Lp | Sell | -67,280 | -100.0% | 0 | $0.00 | Q2 2026 | May 14, 2026 |
Frequently asked questions about COSM activity
Which institutional owners are buying COSM?
Institutional owners buying COSM include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in COSM activity?
"Buy" means an investor increased their reported position in COSM compared to the prior reporting period. This reflects growing exposure to COSMOS HEALTH INC (COSM) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in COSM increasing?
Institutional interest in COSM can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related COSM Institutional Insights
- COSM Overview
- COSM 13F Institutional Holders
- COSM Top Institutional Shareholders
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- COSM Insider Trading & SEC Form 4 Activity
- COSM Articles
- Top Institutional Investor Stock Rankings