Position in JSPR
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$12,036
-$13,607 QoQ
Shares Held
28,591
-2.3% QoQ
Ownership
0.086%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#25
of 44 holders
Holding Since
Dec 2021
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in JSPR Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $83,352,766 across 183 Biotechnology names. JSPR ranks #140 (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 JSPR
Export CSV
11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $12,036 | 28,591 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $25,643 | 29,273 | Shares | Sole | 2026-05-14 | |
| 2025-06-30 | $83,388 | 15,025 | Shares | Sole | 2025-08-05 | |
| 2024-09-30 | $25,468 | 1,354 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $132,136 | 5,821 | Shares | Sole | 2024-07-25 | |
| 2024-03-31 | $110,334 | 3,758 | Shares | Sole | 2024-04-25 | |
| 2023-12-31 | $20 | 26 | Shares | Sole | 2024-02-02 | |
| 2023-06-30 | $1 | 924 | Shares | Sole | 2023-08-04 | |
| 2022-12-31 | $1 | 3 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $791 | 1,003 | Shares | Sole | 2022-11-04 | |
| 2021-12-31 | $5,495 | 700 | Shares | Sole | 2022-02-23 | |
| No filing history on record for this holder in this stock. | ||||||