ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
Position in MEDP — Medpace Holdings, Inc.
CIK 1164508
BOSTON, MA
Position in MEDP
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$190,044,316
-$20,592,968 QoQ
Shares Held
395,769
+5.5% QoQ
Ownership
1.39%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 94.15467103284996.ToString("F0")%
Shared 0.ToString("F0")%
None 5.845328967150029.ToString("F0")%
Common Shares in MEDP Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $2,675,072,774 across 18 Diagnostics & Research names. MEDP ranks #5 (7.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
3,639,630 | $690,073,848 | |
| 2 | IDXX |
Idexx Laboratories Inc /De
|
838,839 | $471,335,245 | |
| 3 | TMO |
Thermo Fisher Scientific Inc.
|
634,369 | $311,811,394 | |
| 4 | NTRA |
Natera, Inc.
|
1,191,732 | $238,334,482 | |
| 5 | MEDP |
Medpace Holdings, Inc.
This page
|
395,769 | $190,044,316 | |
| 6 | MTD |
Mettler Toledo International Inc/
|
134,906 | $170,143,447 | |
| 7 | IQV |
Iqvia Holdings Inc.
|
992,190 | $169,208,082 | |
| 8 | A |
Agilent Technologies, Inc.
|
1,439,782 | $164,106,352 |
All Filings in MEDP
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $190,044,316 | 395,769 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $210,637,284 | 375,033 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $161,523,364 | 314,150 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $32,245,662 | 102,739 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $24,892,868 | 81,699 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $33,874,503 | 101,961 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $72,652,237 | 217,652 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $97,752,185 | 237,349 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $101,440,841 | 250,998 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $59,497,166 | 194,099 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $44,691,871 | 184,578 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $35,634,263 | 148,371 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $21,115,382 | 112,286 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $21,803,461 | 102,648 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $9,518,372 | 60,561 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $6,242,586 | 41,709 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $5,296,553 | 32,377 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $43,279,455 | 198,858 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $41,274,018 | 218,058 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $32,305,450 | 182,899 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $16,990,002 | 103,566 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $26,907,220 | 193,299 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $29,656,438 | 265,382 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $26,756,551 | 287,643 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $21,900,334 | 298,451 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||