ALNYLAM PHARMACEUTICALS INC
CUSIP 02043Q907
Alnylam Pharmaceuticals Inc has 1 institutional holders in Filings Flow’s 13F database, together reporting 4.3K shares worth $1M as of Q1 2026. The largest reported holders are Garda Capital Partners LP, Imc-Chicago, LLC, and Simplex Trading, LLC.
Institutional Holders
1
Q1 2026
Reported Value
$1M
Ticker
unmapped
private placement or foreign
Quarters Tracked
1
Ownership Trend
Institutional holders
Total reported value
Holders
··Mixed quarters
| Manager | % of Portfolio | Value | Shares | Quarter |
|---|---|---|---|---|
| Garda Capital Partners LP$385M AUM | 0.24% | $10M | 31.3K | Q2 2025OLDER |
| IMC-Chicago, LLC$278.4B AUM | 0.00% | $10M | 30.6K | Q1 2026 |
| SIMPLEX TRADING, LLC$149.1B AUM | 0.00% | $6M | 16.9K | Q1 2026 |
| JPMORGAN CHASE & CO$1.56T AUM | 0.00% | $4M | 12.0K | Q1 2026 |
| HRT FINANCIAL LP$40.1B AUM | 0.00% | $1M | 4.3K | Q1 2026 |
| GROUP ONE TRADING LLC$52.2B AUM | 0.00% | $264,696 | 800 | Q1 2026 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC.$0 AUM | — | $0 | 0 | Q2 2025OLDER |
Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.