Position in SLS
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$2,274,501
+$1,025,966 QoQ
Shares Held
154,099
-47.8% QoQ
Ownership
0.076%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#40
of 187 holders
Holding Since
Dec 2020
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in SLS 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. SLS ranks #8 (2.8% 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.
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|
154,099 | $2,274,501 |
All Filings in SLS
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,274,501 | 154,099 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $1,248,535 | 295,162 | Shares | Sole | 2026-05-14 | |
| 2022-09-30 | $2,656 | 1,315 | Shares | Sole | 2022-11-04 | |
| 2022-03-31 | $46,172 | 6,912 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $38,422 | 6,948 | Shares | Sole | 2022-02-23 | |
| 2020-12-31 | $92 | 16 | Shares | Sole | 2021-02-02 | |
| No filing history on record for this holder in this stock. | ||||||