Position in XGN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$906,750
-$278,943 QoQ
Shares Held
195,000
-50.7% QoQ
Ownership
0.805%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#14
of 57 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in XGN Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026RTW INVESTMENTS, LP holds $911,620,118 across 7 Diagnostics & Research names. XGN ranks #7 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RDNT |
RadNet, Inc.
|
4,846,958 | $298,911,899 | |
| 2 | NTRA |
Natera, Inc.
|
1,000,000 | $271,450,000 | |
| 3 | GH |
Guardant Health, Inc.
|
1,481,033 | $222,199,380 | |
| 4 | CSTL |
Castle Biosciences Inc
|
2,778,335 | $66,263,289 | |
| 5 | DHR |
Danaher Corp /De/
|
230,000 | $43,810,400 | |
| 6 | FRNM |
Freenome, Inc.
|
742,500 | $8,078,400 | |
| 7 | XGN |
Exagen Inc.
This page
|
195,000 | $906,750 |
All Filings in XGN
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $906,750 | 195,000 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,185,693 | 395,231 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $4,806,008 | 790,462 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $18,648,557 | 1,696,866 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $11,844,124 | 1,696,866 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $5,427,598 | 1,511,866 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $6,198,650 | 1,511,866 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $4,671,665 | 1,511,866 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $2,751,596 | 1,511,866 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $2,392,317 | 1,504,602 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $2,994,157 | 1,504,602 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $3,611,685 | 1,492,432 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $4,328,052 | 1,492,432 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $3,380,577 | 1,391,184 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $3,274,406 | 1,364,336 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $2,841,874 | 1,048,662 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $5,883,511 | 1,025,002 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $7,950,848 | 990,143 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $9,553,044 | 821,414 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $11,171,230 | 821,414 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $12,312,995 | 821,414 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $28,461,387 | 1,626,365 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $16,501,729 | 1,250,131 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $13,551,420 | 1,250,131 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $15,576,175 | 1,255,131 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $20,014,901 | 1,255,640 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||