Siren, L.L.C.
All 13F Filings
- Location
- New York, NY
- Most recent 13F
- Q2 2026
- Holdings value ($000)
- 4,941,404
- Description
- —
- Website
- —
- Founded
- —
- Chairman
- —
- CEO
- —
- All SEC filings
- View on sec.gov
Sector allocation over time (stocks only)
Stacked by quarter. Hover to see detailed sector breakdown for any quarter.
| Quarter | Date Filed | Holdings | Value ($000) | Form Type | Name |
|---|---|---|---|---|---|
| Q2 2026 | 8/13/2026 | 117 | 4,941,404 | 13F-HR | Siren, L.L.C. |
| Q1 2026 | 5/14/2026 | 100 | 3,607,379 | 13F-HR | Siren, L.L.C. |
| Q4 2025 | 2/13/2026 | 113 | 3,352,425 | 13F-HR | Siren, L.L.C. |
| Q3 2025 | 11/13/2025 | 115 | 2,556,293 | 13F-HR | Siren, L.L.C. |
| Q2 2025 | 8/13/2025 | 110 | 1,932,436 | 13F-HR | Siren, L.L.C. |
| Q1 2025 | 5/23/2025 | 116 | 1,772,780 | 13F-HR/A - RESTATEMENT | Siren, L.L.C. |
| Q1 2025 | 5/14/2025 | 116 | 1,756,467 | 13F-HR | Siren, L.L.C. |
| Q4 2024 | 2/14/2025 | 118 | 2,263,488 | 13F-HR | Siren, L.L.C. |
| Q3 2024 | 11/13/2024 | 112 | 2,000,323 | 13F-HR | Siren, L.L.C. |
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Money flow by instrument (QoQ, ex-options)
Derivatives reported exposure ($000):
15.61 K
(0.3% of total reported value)
· QoQ Δ:
+15.61 K
| Type | Value ($000) | Share % | Inflow | Outflow | Net |
|---|---|---|---|---|---|
| Stocks | 4.926 M | 100.0% | 1.318 M | 0 | 1.318 M |
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Fund Snapshot
Q2 2026
Latest filed
8/13/2026
Total value ($000)
4,941,404
Holdings
117
QoQ value change ($000)
1,334,025
(37.0%)
Value = total reported 13F value ($000), Holdings = number of positions.
13F Value over time
Holdings count over time
Sector allocation (latest, stocks only)
Methodology:
sector allocation is stocks-only;
instrument flow table is ex-options;
options exposure is shown separately.
Details.