Position in DYN
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$44,575
+$13,138 QoQ
Shares Held
2,007
+15.7% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#186
of 245 holders
Holding Since
Jun 2022
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in DYN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $82,554,796 across 183 Biotechnology names. DYN ranks #103 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MRNA |
Moderna, Inc.
|
154,558 | $10,823,696 | |
| 2 | QURE |
uniQure N.V.
|
110,219 | $5,076,687 | |
| 3 | ERAS |
Erasca, Inc.
|
276,988 | $5,074,420 | |
| 4 | AXSM |
Axsome Therapeutics, Inc.
|
19,643 | $4,808,017 | |
| 5 | BBIO |
BridgeBio Pharma, Inc.
|
55,535 | $4,136,246 | |
| 6 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
11,567 | $3,482,014 | |
| 7 | ARWR |
Arrowhead Pharmaceuticals, Inc.
|
29,002 | $2,363,953 | |
| 8 | SLS |
SELLAS Life Sciences Group, Inc.
|
154,099 | $2,274,501 |
All Filings in DYN
Export CSV
11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $44,575 | 2,007 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $31,437 | 1,734 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $179,678 | 9,186 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $187,700 | 14,838 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $126,111 | 13,247 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $91,995 | 8,795 | Shares | Sole | 2025-05-12 | |
| 2024-06-30 | $267,604 | 7,583 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $1,411,153 | 49,706 | Shares | Sole | 2024-04-25 | |
| 2023-12-31 | $240,211 | 18,061 | Shares | Sole | 2024-02-02 | |
| 2023-09-30 | $322,846 | 36,032 | Shares | Sole | 2023-11-01 | |
| 2022-06-30 | $254 | 37 | Shares | Sole | 2022-08-03 | |
| No filing history on record for this holder in this stock. | ||||||