Tower Research Capital LLC (TRC)
Position in CTMX — CytomX Therapeutics, Inc.
CIK 1533421
NEW YORK, NY
Position in CTMX
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$75,543
+$14,519 QoQ
Shares Held
20,145
+55.2% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#130
of 178 holders
Holding Since
Jun 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CTMX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Tower Research Capital LLC (TRC) holds $49,473,308 across 466 Biotechnology names. CTMX ranks #101 (0.2% 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 CTMX
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $75,543 | 20,145 | Shares | Defined | 2026-08-11 | |
| 2026-03-31 | $61,024 | 12,984 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $105,622 | 24,794 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $9 | 3 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $67,330 | 29,661 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $6,536 | 10,277 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $3,371 | 3,273 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $280 | 238 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $20,787 | 17,039 | Shares | Defined | 2024-08-13 | |
| 2023-12-31 | $11,135 | 7,184 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $10,617 | 8,231 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $14,349 | 8,343 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $68,479 | 45,351 | Shares | Other | 2023-05-09 | |
| 2022-12-31 | $52,964 | 33,103 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $37,305 | 25,728 | Shares | Other | 2022-11-10 | |
| 2022-06-30 | $20,927 | 11,436 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $66,095 | 24,755 | Shares | Other | 2022-05-12 | |
| 2021-12-31 | $98,108 | 22,658 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $54,564 | 10,720 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $177,891 | 28,103 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $87,819 | 11,361 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $25,047 | 3,824 | Shares | Other | 2021-02-16 | |
| 2020-09-30 | $255,453 | 38,414 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $131,264 | 15,758 | Shares | Defined | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||