Position in ARCT
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$4,079
-$136,162 QoQ
Shares Held
607
-96.7% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#114
of 133 holders
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ARCT Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $82,538,439 across 183 Biotechnology names. ARCT ranks #154 (0.0% 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 ARCT
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,079 | 607 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $140,241 | 18,166 | Shares | Sole | 2026-05-14 | |
| 2025-09-30 | $201,181 | 10,916 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $43,193 | 3,320 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $39,701 | 3,749 | Shares | Sole | 2025-05-12 | |
| 2024-12-31 | $37,113 | 2,187 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $32,053 | 1,381 | Shares | Sole | 2024-11-08 | |
| 2022-12-31 | $66,907 | 3,945 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $12,908 | 871 | Shares | Sole | 2022-11-04 | |
| 2022-03-31 | $531,381 | 19,710 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $235,790 | 6,371 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $38,319 | 802 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $70,218 | 2,075 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $393,795 | 9,535 | Shares | Sole | 2021-04-26 | |
| 2020-12-31 | $38,608 | 890 | Shares | Sole | 2021-02-02 | |
| 2020-06-30 | $3,926 | 84 | Shares | Sole | 2020-07-13 | |
| 2020-03-31 | $43,814 | 3,224 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||