Position in NTRA
as of Jun 30, 2026
· filed Jul 7, 2026
Position Value
$1,191,394
+$476,230 QoQ
Shares Held
4,389
+22.7% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#422
of 844 holders
Holding Since
Mar 2020
16 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in NTRA Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026HARBOR INVESTMENT ADVISORY, LLC holds $3,422,647 across 14 Diagnostics & Research names. NTRA ranks #1 (34.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NTRA |
Natera, Inc.
This page
|
4,389 | $1,191,394 | |
| 2 | DHR |
Danaher Corp /De/
|
5,246 | $999,258 | |
| 3 | LH |
Labcorp Holdings Inc.
|
2,063 | $577,640 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
|
380 | $200,047 | |
| 5 | TMO |
Thermo Fisher Scientific Inc.
|
294 | $147,399 | |
| 6 | GH |
Guardant Health, Inc.
|
968 | $145,229 | |
| 7 | A |
Agilent Technologies, Inc.
|
445 | $59,109 | |
| 8 | MEDP |
Medpace Holdings, Inc.
|
86 | $45,544 |
All Filings in NTRA
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,191,394 | 4,389 | Shares | Sole | 2026-07-07 | |
| 2026-03-31 | $715,164 | 3,576 | Shares | Sole | 2026-04-23 | |
| 2025-12-31 | $461,158 | 2,013 | Shares | Sole | 2026-01-07 | |
| 2025-09-30 | $324,032 | 2,013 | Shares | Sole | 2025-10-27 | |
| 2025-06-30 | $212,695 | 1,259 | Shares | Sole | 2025-07-01 | |
| 2025-03-31 | $237,144 | 1,677 | Shares | Sole | 2025-04-09 | |
| 2024-12-31 | $51,130 | 323 | Shares | Sole | 2025-01-16 | |
| 2024-09-30 | $41,004 | 323 | Shares | Sole | 2024-10-04 | |
| 2024-06-30 | $34,977 | 323 | Shares | Sole | 2024-07-19 | |
| 2021-09-30 | $29,977 | 269 | Shares | Sole | 2021-10-12 | |
| 2021-06-30 | $98,884 | 871 | Shares | Sole | 2021-07-27 | |
| 2021-03-31 | $105,195 | 1,036 | Shares | Sole | 2021-04-16 | |
| 2020-12-31 | $143,010 | 1,437 | Shares | Sole | 2021-02-04 | |
| 2020-09-30 | $74,262 | 1,028 | Shares | Sole | 2020-10-23 | |
| 2020-06-30 | $33,854 | 679 | Shares | Sole | 2020-07-16 | |
| 2020-03-31 | $18,781 | 629 | Shares | Sole | 2020-05-11 | |
| No filing history on record for this holder in this stock. | ||||||