RAPP · Rapport Therapeutics, Inc. · Holdings
Market Cap
$2.09B
Shares
47.98M
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 159
Total Value: $2,136,398,839
Total Shares: 51,269,490
Showing 1–100
of 162 holdings by value
· page 1 of 2
Institutional Ownership Trend
9 quarters
Holder Concentration
Across 159 13F filers · Δ vs Mar 31, 2026Top Holder
14.0%
+0.3 pts
Top 5
44.9%
−1.0 pts
Top 10
65.7%
−0.7 pts
HHI
597
Broadly held−27
Quarterly Activity
vs Mar 31, 2026
New
27
Increased
57
Decreased
47
Sold Out
15
Unchanged
28
Holder count:
+12
Institutional value:
+30.0%
Shares held:
-2.4%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega BlackRock, Inc. | +193,831 | 2,699,786 | |
| Large Candriam S.C.A. | +161,725 | 347,650 | |
| Mega DIMENSIONAL FUND ADVISORS LP | +137,616 | 362,114 | |
| Mega MORGAN STANLEY | +131,658 | 297,612 | |
| Mid PERCEPTIVE ADVISORS LLC | +99,419 | 773,342 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Small TRV GP V, LLC | −854,708 | 6,280,525 | |
| Mid Vestal Point Capital, LP | −706,229 | 730,000 | |
| Mid Cormorant Asset Management, LP | −300,000 | 2,657,521 | |
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | −274,784 | 644,082 | |
| Mega T. Rowe Price Investment Management, Inc. | −227,400 | 393,200 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mid ALGERT GLOBAL LLC | 223,822 | $9,326,662 | |
| Large Woodline Partners LP | 97,537 | $4,064,366 | |
| Mega CITADEL ADVISORS LLC | 82,442 | $3,435,358 | |
| Mid ORBIMED ADVISORS LLC | 76,616 | $3,192,588 | |
| Small STEMPOINT CAPITAL LP | 66,582 | $2,774,471 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Large Freestone Grove Partners LP | 127,783 | $3,998,330 | |
| Small SECTORAL ASSET MANAGEMENT INC | 25,421 | $795,423 | |
| Mega JANUS HENDERSON GROUP PLC | 13,800 | $431,802 | |
| Mid Soleus Capital Management, L.P. | 10,000 | $312,900 | |
| Mid GSA CAPITAL PARTNERS LLP | 9,928 | $310,647 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega FMR LLC | $298,894,492 | 13.99% | 7,172,894 | Shares | 2026-08-13 | |
| Small TRV GP V, LLC | $261,709,476 | 12.25% | 6,280,525 | Shares | 2026-08-10 | |
| Mid ARCH Venture Management, LLC | $155,376,512 | 7.27% | 3,728,738 | Shares | 2026-08-14 | |
| Mega Capital International Investors | $121,757,989 | 5.70% | 2,921,958 | Shares | 2026-08-12 | |
| Mega GOLDMAN SACHS GROUP INC | $121,278,408 | 5.68% | 2,910,449 | Shares | 2026-08-14 | |
| Mega BlackRock, Inc. | $112,500,076 | 5.27% | 2,699,786 | Shares | 2026-08-07 | |
| Mid Cormorant Asset Management, LP | $110,738,900 | 5.18% | 2,657,521 | Shares | 2026-08-14 | |
| Mid Sofinnova Investments, Inc. | $79,356,681 | 3.71% | 1,904,408 | Shares | 2026-08-14 | |
| Small JOHNSON & JOHNSON | $74,360,823 | 3.48% | 1,784,517 | Shares | 2026-08-06 | |
| Large Polar Capital Holdings Plc | $67,026,778 | 3.14% | 1,608,514 | Shares | 2026-08-14 | |
| Large BAKER BROS. ADVISORS LP | $64,467,240 | 3.02% | 1,547,090 | Shares | 2026-08-14 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $56,109,155 | 2.63% | 1,346,512 | Shares | 2026-08-13 | |
| Small TRV GP VI, LLC | $40,387,314 | 1.89% | 969,218 | Shares | 2026-08-10 | |
| Mega STATE STREET CORP | $34,115,729 | 1.60% | 818,712 | Shares | 2026-08-07 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | $33,063,185 | 1.55% | 793,453 | Shares | 2026-08-12 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ | $32,812,874 | 1.54% | 787,446 | Shares | 2026-08-14 | |
| Mid PERCEPTIVE ADVISORS LLC | $32,225,161 | 1.51% | 773,342 | Shares | 2026-08-14 | |
| Mid Vestal Point Capital, LP | $30,419,100 | 1.42% | 730,000 | Shares | 2026-08-14 | |
| Mega ALLIANCEBERNSTEIN L.P. | $28,893,311 | 1.35% | 693,384 | Shares | 2026-08-14 | |
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $26,838,894 | 1.26% | 644,082 | Shares | 2026-08-13 | |
| Mid Siren, L.L.C. | $26,730,013 | 1.25% | 641,469 | Shares | 2026-08-13 | |
| Mega Capital World Investors | $22,987,547 | 1.08% | 551,657 | Shares | 2026-08-12 | |
| Mega T. Rowe Price Investment Management, Inc. | $16,384,644 | 0.77% | 393,200 | Shares | 2026-08-14 | |
| Mega DIMENSIONAL FUND ADVISORS LP | $15,089,289 | 0.71% | 362,114 | Shares | 2026-08-11 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC | $14,998,866 | 0.70% | 359,944 | Shares | 2026-08-13 | |
| Large Candriam S.C.A. | $14,486,575 | 0.68% | 347,650 | Shares | 2026-08-13 | |
| Small Sio Capital Management, LLC | $12,820,067 | 0.60% | 307,657 | Shares | 2026-08-14 | |
| Mega MORGAN STANLEY | $12,401,490 | 0.58% | 297,612 | Shares | 2026-08-13 | |
| Mega NORTHERN TRUST CORP Bank | $11,555,297 | 0.54% | 277,305 | Shares | 2026-08-13 | |
| Mid KENNEDY CAPITAL MANAGEMENT LLC | $10,450,627 | 0.49% | 250,795 | Shares | 2026-08-14 | |
| Mid Burkehill Global Management, LP | $10,417,500 | 0.49% | 250,000 | Shares | 2026-08-14 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $10,284,781 | 0.48% | 246,815 | Shares | 2026-08-14 | |
| Mid ALGERT GLOBAL LLC | $9,326,662 | 0.44% | 223,822 | Shares | 2026-08-13 | |
| Mega Invesco Ltd. | $8,968,882 | 0.42% | 215,236 | Shares | 2026-08-14 | |
| Mega D. E. Shaw & Co., Inc. | $8,952,007 | 0.42% | 214,831 | Shares | 2026-08-14 | |
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $8,681,236 | 0.41% | 208,333 | Shares | 2026-08-13 | |
| Large Ensign Peak Advisors, Inc | $6,898,301 | 0.32% | 165,546 | Shares | 2026-08-14 | |
| Mega MILLENNIUM MANAGEMENT LLC | $6,455,016 | 0.30% | 154,908 | Shares | 2026-08-14 | |
| Mega UBS Group AG | $6,299,420 | 0.29% | 151,174 | Shares | 2026-08-13 | |
| Large ADAGE CAPITAL PARTNERS GP, L.L.C. | $6,250,500 | 0.29% | 150,000 | Shares | 2026-08-14 | |
| Small Artia Global Partners LP | $5,771,628 | 0.27% | 138,508 | Shares | 2026-08-14 | |
| Mega Swedbank AB Bank | $4,892,058 | 0.23% | 117,400 | Shares | 2026-07-15 | |
| Mega Nuveen, LLC | $4,307,052 | 0.20% | 103,361 | Shares | 2026-08-11 | |
| Large Walleye Capital LLC | $4,257,132 | 0.20% | 102,163 | Shares | 2026-08-03 | |
| Large Woodline Partners LP | $4,064,366 | 0.19% | 97,537 | Shares | 2026-08-14 | |
| Mega TD Asset Management Inc | $3,828,556 | 0.18% | 91,878 | Shares | 2026-08-04 | |
| Mega WELLINGTON MANAGEMENT GROUP LLP | $3,624,789 | 0.17% | 86,988 | Shares | 2026-08-14 | |
| Large PRUDENTIAL FINANCIAL INC | $3,620,497 | 0.17% | 86,885 | Shares | 2026-08-12 | |
| Mega CITADEL ADVISORS LLC | $3,435,358 | 0.16% | 82,442 | Shares | 2026-09-02 | |
| Mega Bank of New York Mellon Corp Bank | $3,426,189 | 0.16% | 82,222 | Shares | 2026-08-06 | |
| Mid ORBIMED ADVISORS LLC | $3,192,588 | 0.15% | 76,616 | Shares | 2026-08-14 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $3,170,086 | 0.15% | 76,076 | Shares | 2026-08-14 | |
| Small DAFNA Capital Management LLC | $3,125,250 | 0.15% | 75,000 | Shares | 2026-08-14 | |
| Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance | $2,903,648 | 0.14% | 69,682 | Shares | 2026-09-09 | |
| Small STEMPOINT CAPITAL LP | $2,774,471 | 0.13% | 66,582 | Shares | 2026-08-14 | |
| Mega AMERICAN CENTURY COMPANIES INC | $2,740,385 | 0.13% | 65,764 | Shares | 2026-08-12 | |
| Mid XTX Topco Ltd | $2,560,246 | 0.12% | 61,441 | Shares | 2026-08-14 | |
| Large VOYA INVESTMENT MANAGEMENT LLC | $2,439,236 | 0.11% | 58,537 | Shares | 2026-08-12 | |
| Large Allspring Global Investments Holdings, LLC | $2,394,691 | 0.11% | 57,468 | Shares | 2026-08-13 | |
| Mega JANE STREET GROUP, LLC | $2,321,226 | 0.11% | 55,705 | Shares | 2026-08-14 | |
| Mega Russell Investments Group, Ltd. | $2,310,932 | 0.11% | 55,458 | Shares | 2026-08-06 | |
| Mega Swiss National Bank Bank | $2,300,184 | 0.11% | 55,200 | Shares | 2026-08-11 | |
| Large Trexquant Investment LP | $2,247,554 | 0.11% | 53,937 | Shares | 2026-08-14 | |
| Large ALPS ADVISORS INC | $2,010,285 | 0.09% | 48,243 | Shares | 2026-07-29 | |
| Mid Susquehanna Portfolio Strategies, LLC | $1,665,883 | 0.08% | 39,978 | Shares | 2026-08-14 | |
| Mega RHUMBLINE ADVISERS | $1,550,040 | 0.07% | 37,198 | Shares | 2026-08-12 | |
| Mega CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension | $1,354,233 | 0.06% | 32,499 | Shares | 2026-08-24 | |
| Mega DEUTSCHE BANK AG\ Bank | $1,342,273 | 0.06% | 32,212 | Shares | 2026-08-07 | |
| Mega WELLS FARGO & COMPANY/MN | $1,340,564 | 0.06% | 32,171 | Shares | 2026-08-14 | |
| Small Integrated Quantitative Investments LLC | $1,266,184 | 0.06% | 30,386 | Shares | 2026-08-14 | |
| Mega AQR CAPITAL MANAGEMENT LLC | $1,102,336 | 0.05% | 26,454 | Shares | 2026-08-14 | |
| Small Ellsworth Advisors, LLC | $1,022,540 | 0.05% | 24,539 | Shares | 2026-07-16 | |
| Mega TWO SIGMA INVESTMENTS, LP | $1,019,664 | 0.05% | 24,470 | Shares | 2026-08-14 | |
| Mega CITIGROUP INC | $1,015,622 | 0.05% | 24,373 | Shares | 2026-08-03 | |
| Large Creative Planning | $954,992 | 0.04% | 22,918 | Shares | 2026-08-13 | |
| Mega Legal & General Group Plc | $939,866 | 0.04% | 22,555 | Shares | 2026-08-14 | |
| Large STATE OF WISCONSIN INVESTMENT BOARD | $920,948 | 0.04% | 22,101 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA | $919,031 | 0.04% | 22,055 | Shares | 2026-08-13 | |
| Mid Engineers Gate Manager LP | $888,154 | 0.04% | 21,314 | Shares | 2026-08-14 | |
| Mid Y-Intercept (Hong Kong) Ltd | $799,605 | 0.04% | 19,189 | Shares | 2026-07-14 | |
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $772,228 | 0.04% | 18,532 | Shares | 2026-08-13 | |
| Large MetLife Investment Management, LLC | $750,435 | 0.04% | 18,009 | Shares | 2026-08-14 | |
| Mega Vanguard Global Advisers, LLC | $718,390 | 0.03% | 17,240 | Shares | 2026-08-13 | |
| Mega JPMORGAN CHASE & CO | $690,220 | 0.03% | 16,564 | Shares | 2026-08-12 | |
| Large SEI INVESTMENTS CO | $678,970 | 0.03% | 16,294 | Shares | 2026-08-14 | |
| Mega BARCLAYS PLC | $624,799 | 0.03% | 14,994 | Shares | 2026-08-14 | |
| Mega AMERIPRISE FINANCIAL INC | $612,382 | 0.03% | 14,696 | Shares | 2026-08-14 | |
| Small Optimize Financial Inc | $608,632 | 0.03% | 14,606 | Shares | 2026-08-27 | |
| Small Sound Capital Solutions LLC | $608,632 | 0.03% | 14,606 | Shares | 2026-08-13 | |
| Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank | $594,047 | 0.03% | 14,256 | Shares | 2026-08-12 | |
| Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund | $587,880 | 0.03% | 14,108 | Shares | 2026-08-14 | |
| Micro PSP Research LLC | $583,380 | 0.03% | 14,000 | Shares | 2026-07-09 | |
| Mega Jupiter Topco LLC | $575,046 | 0.03% | 13,800 | Shares | 2026-08-14 | |
| Small VARCOV Co. | $537,334 | 0.03% | 12,895 | Shares | 2026-08-14 | |
| Mid China Universal Asset Management Co., Ltd. | $450,536 | 0.02% | 10,812 | Shares | 2026-07-24 | |
| Mega Allianz Asset Management GmbH | $445,869 | 0.02% | 10,700 | Shares | 2026-09-02 | |
| Large NEW YORK STATE COMMON RETIREMENT FUND Pension | $429,201 | 0.02% | 10,300 | Shares | 2026-07-29 | |
| Large STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM Pension | $424,033 | 0.02% | 10,176 | Shares | 2026-08-10 | |
| Micro CATALYST PRIVATE WEALTH, LLC | $416,700 | 0.02% | 10,000 | Shares | 2026-07-21 | |
| Large STIFEL FINANCIAL CORP | $407,240 | 0.02% | 9,773 | Shares | 2026-08-12 |
Key facts
CIK
2012593
CUSIP
75383L102
13F (30d)
58 filings
58 filers
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Investor relations