REPLIMUNE GROUP INC (REPL) Institutional Shareholders
REPLIMUNE GROUP INC (REPL) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $1.05B in REPL holdings during the latest filing period.
Baker Bros. Advisors Lp is currently the largest disclosed institutional shareholder of REPL tracked by InsiderSet, reporting ownership valued at approximately $122.27M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $143.15M, representing an estimated gain of +17.07% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 61% of the total disclosed REPL value among the investors covered in this analysis. Major shareholders include Baker Bros. Advisors Lp, Blackrock, Inc., Rtw Investments, Lp, and several other long-term asset managers with concentrated positions in REPLIMUNE GROUP INC (REPL).
This page ranks the largest institutional REPL shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
193
Total Reported Value
$1.05B
Largest Holder
Baker Bros. Advisors Lp
Largest Position
$122.27M
Insider Transactions (90d)
6
Latest Filing Quarter
Q2 2026
New Institutional Positions
95
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Baker Bros. Advisors Lp | 0.61% | 11,045,336 | $122,271,870 | $143,147,555 | +$20,875,685 | +17.07% | |
| Blackrock, Inc. | 0.00% | 8,958,535 | $99,170,982 | $116,102,614 | +$16,931,632 | +17.07% | |
| Rtw Investments, Lp | 0.70% | 7,411,581 | $82,046,202 | $96,054,090 | +$14,007,888 | +17.07% | |
| Ridgeback Capital Investments L.P. | 100.00% | 7,310,656 | $80,928,962 | $94,746,102 | +$13,817,140 | +17.07% | |
| Goldman Sachs Group Inc | 0.01% | 4,541,018 | $50,269,070 | $58,851,593 | +$8,582,523 | +17.07% | |
| State Street Corp | 0.00% | 4,440,144 | $49,152,394 | $57,544,266 | +$8,391,872 | +17.07% | |
| Suvretta Capital Management, Llc | 1.02% | 4,389,836 | $48,595,485 | $56,892,275 | +$8,296,790 | +17.07% | |
| Boxer Capital Management, Llc | 3.32% | 3,983,000 | $44,091,810 | $51,619,680 | +$7,527,870 | +17.07% | |
| Vanguard Capital Management Llc | 0.00% | 2,896,004 | $32,058,764 | $37,532,212 | +$5,473,448 | +17.07% | |
| Fcpm Iii Services B.V. | 4.14% | 2,808,368 | $31,088,634 | $36,396,449 | +$5,307,815 | +17.07% | |
| Aqr Capital Management Llc | 0.01% | 2,566,241 | $28,408,287 | $33,258,483 | +$4,850,196 | +17.07% | |
| Logos Global Management Lp | 1.19% | 2,500,000 | $27,675,000 | $32,400,000 | +$4,725,000 | +17.07% | |
| Jane Street Group, Llc | 0.02% | 2,322,545 | $25,710,573 | $30,100,183 | +$4,389,610 | +17.07% | |
| Erste Asset Management Gmbh | 0.18% | 2,120,000 | $23,744,000 | $27,475,200 | +$3,731,200 | +15.71% | |
| Geode Capital Management, Llc | 0.00% | 2,035,187 | $22,534,696 | $26,376,024 | +$3,841,328 | +17.05% | |
| D. E. Shaw & Co., Inc. | 0.01% | 1,789,964 | $19,814,901 | $23,197,933 | +$3,383,032 | +17.07% | |
| Price T Rowe Associates Inc | 0.00% | 1,620,963 | $17,946,000 | $21,007,680 | +$3,061,680 | +17.06% | |
| Opaleye Management Inc. | 1.39% | 1,384,993 | $15,331,873 | $17,949,509 | +$2,617,636 | +17.07% | |
| Toronto Dominion Bank | 0.02% | 1,275,000 | $14,114,250 | $16,524,000 | +$2,409,750 | +17.07% | |
| Ubs Group Ag | 0.00% | 1,128,276 | $12,490,015 | $14,622,457 | +$2,132,442 | +17.07% | |
| Artisan Partners Limited Partnership | 0.02% | 973,496 | $10,776,601 | $12,616,508 | +$1,839,907 | +17.07% | |
| Fmr Llc | 0.00% | 929,375 | $10,288,181 | $12,044,700 | +$1,756,519 | +17.07% | |
| Millennium Management Llc | 0.01% | 821,958 | $9,099,075 | $10,652,576 | +$1,553,501 | +17.07% | |
| Citadel Advisors Llc | 0.00% | 784,233 | $8,681,459 | $10,163,660 | +$1,482,201 | +17.07% | |
| Caption Management, Llc | 0.31% | 783,873 | $8,677,474 | $10,158,994 | +$1,481,520 | +17.07% | |
| Invesco Ltd. | 0.00% | 724,244 | $8,017,381 | $9,386,202 | +$1,368,821 | +17.07% | |
| Point72 Asset Management, L.P. | 0.01% | 723,262 | $8,006,510 | $9,373,476 | +$1,366,966 | +17.07% | |
| Morgan Stanley | 0.00% | 693,003 | $7,671,553 | $8,981,319 | +$1,309,766 | +17.07% | |
| Vanguard Portfolio Management Llc | 0.00% | 681,756 | $7,547,039 | $8,835,558 | +$1,288,519 | +17.07% | |
| Nuveen, Llc | 0.00% | 677,524 | $7,500,191 | $8,780,711 | +$1,280,520 | +17.07% | |
| Northern Trust Corp | 0.00% | 665,618 | $7,368,391 | $8,626,409 | +$1,258,018 | +17.07% | |
| Adar1 Capital Management, Llc | 0.34% | 655,784 | $7,259,529 | $8,498,961 | +$1,239,432 | +17.07% | |
| Charles Schwab Investment Management Inc | 0.00% | 639,986 | $7,084,645 | $8,294,219 | +$1,209,574 | +17.07% | |
| Eversept Partners, Lp | 0.36% | 590,252 | $6,534,090 | $7,649,666 | +$1,115,576 | +17.07% | |
| Susquehanna Portfolio Strategies, Llc | 0.10% | 545,109 | $6,034,357 | $7,064,613 | +$1,030,256 | +17.07% | |
| Dimensional Fund Advisors Lp | 0.00% | 502,130 | $5,559,490 | $6,507,605 | +$948,115 | +17.05% | |
| Jefferies Financial Group Inc. | 0.05% | 495,465 | $5,484,798 | $6,421,226 | +$936,428 | +17.07% | |
| Vanguard Fiduciary Trust Co | 0.00% | 489,190 | $5,415,333 | $6,339,902 | +$924,569 | +17.07% | |
| Bank Of America Corp | 0.00% | 329,385 | $3,646,292 | $4,268,830 | +$622,538 | +17.07% | |
| Readystate Asset Management Lp | 0.14% | 299,958 | $3,320,535 | $3,887,456 | +$566,921 | +17.07% | |
| Armistice Capital, Llc | 0.08% | 264,000 | $2,922,480 | $3,421,440 | +$498,960 | +17.07% | |
| Susquehanna International Group, Llp | 0.00% | 253,450 | $2,805,692 | $3,284,712 | +$479,020 | +17.07% | |
| Bank Of New York Mellon Corp | 0.00% | 235,405 | $2,605,936 | $3,050,849 | +$444,913 | +17.07% | |
| Barclays Plc | 0.00% | 227,063 | $2,513,588 | $2,942,736 | +$429,148 | +17.07% | |
| Wellington Management Group Llp | 0.00% | 215,302 | $2,383,393 | $2,790,314 | +$406,921 | +17.07% | |
| Woodline Partners Lp | 0.01% | 191,424 | $2,119,064 | $2,480,855 | +$361,791 | +17.07% | |
| Engineers Gate Manager Lp | 0.02% | 172,998 | $1,915,088 | $2,242,054 | +$326,966 | +17.07% | |
| Cerity Partners Llc | 0.00% | 167,504 | $1,854,271 | $2,170,852 | +$316,581 | +17.07% | |
| Two Sigma Investments, Lp | 0.00% | 166,592 | $1,844,173 | $2,159,032 | +$314,859 | +17.07% | |
| Bnp Paribas Financial Markets | 0.00% | 159,975 | $1,770,923 | $2,073,276 | +$302,353 | +17.07% |
Frequently asked questions about REPL
Who owns the most REPL stock?
The largest holders of REPL are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for REPLIMUNE GROUP INC (REPL).
Is REPL widely held by superinvestors?
Many widely followed stocks like REPL appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly REPL is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.