SAREPTA THERAPEUTICS INC (SRPT) Institutional Shareholders
SAREPTA THERAPEUTICS INC (SRPT) 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 $2.18B in SRPT holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of SRPT tracked by InsiderSet, reporting ownership valued at approximately $321.07M in its March 31, 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 $219.26M, representing an estimated loss of -31.71% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 56% of the total disclosed SRPT value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in SAREPTA THERAPEUTICS INC (SRPT).
This page ranks the largest institutional SRPT 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
333
Total Reported Value
$2.18B
Largest Holder
Blackrock, Inc.
Largest Position
$321.07M
Insider Transactions (90d)
9
Latest Filing Quarter
Q2 2026
New Institutional Positions
52
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 14,755,277 | $321,074,830 | $219,263,416 | -$101,811,414 | -31.71% | |
| Vanguard Portfolio Management Llc | 0.01% | 6,640,692 | $144,501,458 | $98,680,683 | -$45,820,775 | -31.71% | |
| State Street Corp | 0.00% | 6,613,314 | $143,905,713 | $98,273,846 | -$45,631,867 | -31.71% | |
| Aqr Capital Management Llc | 0.06% | 6,433,112 | $138,633,564 | $95,596,044 | -$43,037,520 | -31.04% | |
| Two Sigma Investments, Lp | 0.08% | 4,593,195 | $99,947,923 | $68,254,878 | -$31,693,045 | -31.71% | |
| Vanguard Capital Management Llc | 0.00% | 4,578,235 | $99,622,394 | $68,032,572 | -$31,589,822 | -31.71% | |
| First Trust Advisors Lp | 0.06% | 4,135,788 | $89,994,703 | $61,457,810 | -$28,536,893 | -31.71% | |
| Ra Capital Management, L.P. | 0.90% | 3,902,596 | $84,920,489 | $57,992,577 | -$26,927,912 | -31.71% | |
| Morgan Stanley | 0.00% | 2,596,993 | $56,510,595 | $38,591,316 | -$17,919,279 | -31.71% | |
| Storebrand Asset Management As | 0.02% | 484,514 | $50,842,641 | $7,199,878 | -$43,642,763 | -85.84% | |
| Ubs Group Ag | 0.01% | 2,232,459 | $48,578,308 | $33,174,341 | -$15,403,967 | -31.71% | |
| Bank Of America Corp | 0.00% | 2,145,926 | $46,695,356 | $31,888,460 | -$14,806,896 | -31.71% | |
| Erste Asset Management Gmbh | 0.35% | 2,568,945 | $45,513,625 | $38,174,523 | -$7,339,102 | -16.13% | |
| Geode Capital Management, Llc | 0.00% | 1,988,796 | $43,287,715 | $29,553,509 | -$13,734,206 | -31.73% | |
| Aberdeen Group Plc | 0.06% | 2,194,948 | $39,443,216 | $32,616,927 | -$6,826,289 | -17.31% | |
| Federated Hermes, Inc. | 0.06% | 1,786,021 | $38,863,817 | $26,540,272 | -$12,323,545 | -31.71% | |
| Renaissance Technologies LLC | Jim Simons | 0.06% | 1,665,078 | $36,232,097 | $24,743,059 | -$11,489,038 | -31.71% |
| Canada Pension Plan Investment Board | 0.02% | 1,242,800 | $27,043,328 | $18,468,008 | -$8,575,320 | -31.71% | |
| Millennium Management Llc | 0.02% | 1,221,682 | $26,583,800 | $18,154,195 | -$8,429,605 | -31.71% | |
| Goldman Sachs Group Inc | 0.00% | 1,078,252 | $23,462,753 | $16,022,825 | -$7,439,928 | -31.71% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.05% | 1,019,951 | $22,194,134 | $15,156,472 | -$7,037,662 | -31.71% | |
| Citigroup Inc | 0.01% | 1,155,006 | $20,755,457 | $17,163,389 | -$3,592,068 | -17.31% | |
| Susquehanna International Group, Llp | 0.03% | 897,532 | $19,530,296 | $13,337,326 | -$6,192,970 | -31.71% | |
| Legal & General Group Plc | 0.00% | 866,743 | $18,857,121 | $12,879,801 | -$5,977,320 | -31.70% | |
| Voleon Capital Management Lp | 0.38% | 800,660 | $17,422,362 | $11,897,808 | -$5,524,554 | -31.71% | |
| Charles Schwab Investment Management Inc | 0.00% | 791,129 | $17,214,967 | $11,756,177 | -$5,458,790 | -31.71% | |
| 683 Capital Management, Llc | 1.51% | 750,000 | $16,320,000 | $11,145,000 | -$5,175,000 | -31.71% | |
| Marshall Wace, Llp | 0.02% | 725,068 | $15,777,479 | $10,774,510 | -$5,002,969 | -31.71% | |
| Northern Trust Corp | 0.00% | 724,259 | $15,759,876 | $10,762,489 | -$4,997,387 | -31.71% | |
| Bnp Paribas Financial Markets | 0.01% | 699,795 | $15,227,539 | $10,398,954 | -$4,828,585 | -31.71% | |
| Bank Of New York Mellon Corp | 0.00% | 687,572 | $14,961,576 | $10,217,320 | -$4,744,256 | -31.71% | |
| Vanguard Fiduciary Trust Co | 0.00% | 656,816 | $14,292,316 | $9,760,286 | -$4,532,030 | -31.71% | |
| Citadel Advisors Llc | 0.01% | 652,169 | $14,191,197 | $9,691,231 | -$4,499,966 | -31.71% | |
| Hotchkis & Wiley Capital Management Llc | 0.04% | 560,150 | $12,188,864 | $8,323,829 | -$3,865,035 | -31.71% | |
| Principal Financial Group Inc | 0.01% | 509,552 | $11,087,851 | $7,571,943 | -$3,515,908 | -31.71% | |
| Jump Financial, Llc | 0.16% | 507,828 | $11,050,338 | $7,546,324 | -$3,504,014 | -31.71% | |
| D. E. Shaw & Co., Inc. | 0.01% | 474,986 | $10,335,695 | $7,058,292 | -$3,277,403 | -31.71% | |
| Capital Fund Management S.A. | 0.09% | 459,322 | $9,994,846 | $6,825,525 | -$3,169,321 | -31.71% | |
| Voloridge Investment Management, Llc | 0.04% | 432,535 | $9,411,962 | $6,427,470 | -$2,984,492 | -31.71% | |
| Invesco Ltd. | 0.00% | 410,270 | $8,927,475 | $6,096,612 | -$2,830,863 | -31.71% | |
| Balyasny Asset Management L.P. | 0.02% | 392,044 | $8,530,877 | $5,825,774 | -$2,705,103 | -31.71% | |
| Assenagon Asset Management S.A. | 0.01% | 454,375 | $8,165,119 | $6,752,013 | -$1,413,107 | -17.31% | |
| Public Sector Pension Investment Board | 0.03% | 374,884 | $8,157,476 | $5,570,776 | -$2,586,700 | -31.71% | |
| Jacobs Levy Equity Management, Inc | 0.03% | 372,637 | $8,108,581 | $5,537,386 | -$2,571,195 | -31.71% | |
| Ieq Capital, Llc | 0.04% | 370,481 | $8,061,665 | $5,505,348 | -$2,556,317 | -31.71% | |
| Healthcare Of Ontario Pension Plan Trust Fund | 0.01% | 365,329 | $7,949,559 | $5,428,789 | -$2,520,770 | -31.71% | |
| Clear Street Group Inc. | 0.04% | 361,391 | $7,863,868 | $5,370,270 | -$2,493,598 | -31.71% | |
| Dimensional Fund Advisors Lp | 0.00% | 336,736 | $7,323,445 | $5,003,897 | -$2,319,548 | -31.67% | |
| Trexquant Investment Lp | 0.05% | 323,928 | $7,048,673 | $4,813,570 | -$2,235,103 | -31.71% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 276,955 | $6,026,540 | $4,115,551 | -$1,910,989 | -31.71% |
Frequently asked questions about SRPT
Who owns the most SRPT stock?
The largest holders of SRPT 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 SAREPTA THERAPEUTICS INC (SRPT).
Is SRPT widely held by superinvestors?
Many widely followed stocks like SRPT appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly SRPT 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.