Tower Research Capital LLC (TRC)
Position in KPTI — Karyopharm Therapeutics Inc.
CIK 1533421
NEW YORK, NY
Position in KPTI
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$12,300
+$5,178 QoQ
Shares Held
1,259
+15.6% QoQ
Ownership
0.006%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#84
of 96 holders
Holding Since
Jun 2020
21 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in KPTI Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Tower Research Capital LLC (TRC) holds $49,738,477 across 465 Biotechnology names. KPTI ranks #297 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
4,547 | $4,218,570 | |
| 2 | BBIO |
BridgeBio Pharma, Inc.
|
38,206 | $2,845,582 | |
| 3 | ARWR |
Arrowhead Pharmaceuticals, Inc.
|
34,537 | $2,815,110 | |
| 4 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
4,292 | $2,131,964 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
3,927 | $2,108,602 | |
| 6 | AXSM |
Axsome Therapeutics, Inc.
|
6,437 | $1,575,584 | |
| 7 | INSM |
INSMED Inc
|
10,927 | $1,165,036 | |
| 8 | ROIV |
Roivant Sciences Ltd.
|
32,746 | $1,158,880 |
All Filings in KPTI
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $12,300 | 1,259 | Shares | Defined | 2026-08-11 | |
| 2025-09-30 | $7,122 | 1,089 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $3,663 | 850 | Shares | Defined | 2025-08-15 | |
| 2024-12-31 | $5,202 | 7,696 | Shares | Defined | 2025-02-13 | |
| 2024-06-30 | $30,539 | 35,184 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $2,471 | 1,637 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $10,047 | 11,616 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $29,672 | 22,144 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $31,264 | 17,466 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $75,243 | 19,343 | Shares | Other | 2023-05-09 | |
| 2022-12-31 | $68,414 | 20,122 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $187,807 | 34,397 | Shares | Other | 2022-11-10 | |
| 2022-06-30 | $131,222 | 29,096 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $48,052 | 6,520 | Shares | Defined | 2022-05-12 | |
| 2021-12-31 | $126,914 | 19,738 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $151,325 | 26,001 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $55,490 | 5,377 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $315,936 | 30,032 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $505,173 | 32,634 | Shares | Other | 2021-02-16 | |
| 2020-09-30 | $91,877 | 6,293 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $233,189 | 12,312 | Shares | Defined | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||