Position in PRPO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$364,318
-$13,582 QoQ
Shares Held
14,714
-2.7% QoQ
Ownership
0.822%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#5
of 18 holders
Holding Since
Dec 2020
10 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PRPO Over Time
Shares Held
Position Value (USD)
Derivatives in PRPO
reported options exposure · as of Mar 31, 2023CallValue
$5,511
CallShares
415
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026CITADEL ADVISORS LLC holds $1,783,709,630 across 35 Diagnostics & Research names. PRPO ranks #26 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
574,992 | $288,277,988 | |
| 2 | CRL |
Charles River Laboratories International, Inc.
|
1,193,601 | $270,696,770 | |
| 3 | GH |
Guardant Health, Inc.
|
1,449,534 | $217,473,585 | |
| 4 | DHR |
Danaher Corp /De/
|
943,694 | $179,754,833 | |
| 5 | RVTY |
Revvity, Inc.
|
1,457,335 | $162,143,091 | |
| 6 | A |
Agilent Technologies, Inc.
|
1,101,501 | $146,312,377 | |
| 7 | TWST |
Twist Bioscience Corp
|
862,042 | $88,686,880 | |
| 8 | NTRA |
Natera, Inc.
|
265,607 | $72,099,020 |
All Filings in PRPO
Export CSV
16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $364,318 | 14,714 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $377,900 | 15,116 | Shares | Defined | 2026-05-15 | |
| 2023-03-31 | $20,853 | 31,406 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $5,511 | 8,300 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $5,344 | 9,700 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $30,810 | 55,918 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $13,426 | 16,700 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $44,520 | 42,000 | Call | Defined | 2022-08-15 | |
| 2022-03-31 | $45,090 | 33,400 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | $17,930 | 13,282 | Shares | Defined | 2022-05-16 | |
| 2021-09-30 | $41,736 | 14,800 | Put | Defined | 2021-11-15 | |
| 2021-09-30 | $163,560 | 58,000 | Call | Defined | 2021-11-15 | |
| 2021-06-30 | $130,317 | 35,900 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $106,921 | 29,455 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $58,080 | 16,000 | Call | Defined | 2021-08-16 | |
| 2020-12-31 | $31,101 | 15,025 | Shares | Defined | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||