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RCKT

Rocket Pharmaceuticals, Inc.

Company with tickers: RCKT, RCKTW

CIK
1281895
CUSIP
77313F106
Shares Outstanding
109,193,549
13F Activity (30d)
164 filings 159 filers
Holders: 197
Total Value: $349,575,763
Total Shares: 97,646,898
Showing 1–100 of 203 holdings by value · page 1 of 3

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 197 13F filers · Δ vs Dec 31, 2025
Top Holder
18.1%
Jun 2023 → Mar 2026 · range 16.1% – 23.1%
−1.3 pts
Top 5
40.8%
Jun 2023 → Mar 2026 · range 40.8% – 48.6%
−6.7 pts
Top 10
57.9%
Jun 2023 → Mar 2026 · range 57.9% – 65.2%
−4.6 pts
HHI
580
Jun 2023 → Mar 2026 · range 580 – 788
Broadly held −97

Quarterly Activity

vs Dec 31, 2025
New
47
Increased
80
Decreased
53
Sold Out
35
Unchanged
17
Holder count: +12
Institutional value: +9.1%
Shares held: +6.9%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Large MARSHALL WACE, LLP +3,012,368 3,038,715
Mega Nuveen, LLC +2,970,741 3,128,753
Mega STATE STREET CORP +2,785,358 4,485,989
Mega AQR CAPITAL MANAGEMENT LLC +2,366,402 3,069,930
Mega MILLENNIUM MANAGEMENT LLC +1,333,203 3,118,124

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega MORGAN STANLEY −1,921,269 2,020,108
Mega CITADEL ADVISORS LLC −1,196,391 132,200
Mega TWO SIGMA INVESTMENTS, LP −1,034,306 1,097,623
Small Monaco Asset Management SAM −928,993 2,058,303
Mega JPMORGAN CHASE & CO −679,400 796,224

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD PORTFOLIO MANAGEMENT LLC 4,690,215 $16,790,969
Mega VANGUARD CAPITAL MANAGEMENT LLC 3,775,736 $13,517,134
Large Aberdeen Group plc 664,821 $2,380,059
Large Woodline Partners LP 641,222 $2,295,574
Mega VANGUARD FIDUCIARY TRUST CO 590,750 $2,114,885

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 8,544,423 $29,990,923
Mid SUVRETTA CAPITAL MANAGEMENT, LLC 2,992,735 $10,504,499
Large TWO SIGMA ADVISERS, LP 1,864,651 $6,544,925
Mid MPM BIOIMPACT LLC 1,586,076 $5,567,126
Large Walleye Capital LLC 499,331 $1,752,651
Filter: New 47 Increased 80 Reduced 53 Sold out 35 Unchanged 17
Showing 100 of 203
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Large RTW INVESTMENTS, LP $63,322,223 18.11% 17,687,772
Mega BlackRock, Inc. $28,048,560 8.02% 7,834,795
Mega CITIGROUP INC $18,285,594 5.23% 5,107,708
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $16,790,969 4.80% 4,690,215
Mega STATE STREET CORP $16,059,840 4.59% 4,485,989
Mega VANGUARD CAPITAL MANAGEMENT LLC $13,517,134 3.87% 3,775,736
Mid MAVERICK CAPITAL LTD $12,771,191 3.65% 3,567,372
Small Newtyn Management, LLC $11,333,922 3.24% 3,165,900
Mega Nuveen, LLC $11,200,934 3.20% 3,128,753
Mega MILLENNIUM MANAGEMENT LLC $11,162,883 3.19% 3,118,124
Mega AQR CAPITAL MANAGEMENT LLC $10,990,345 3.14% 3,069,930
Large MARSHALL WACE, LLP $10,878,599 3.11% 3,038,715
Mega GEODE CAPITAL MANAGEMENT, LLC $7,837,535 2.24% 2,189,256
Mega D. E. Shaw & Co., Inc. $7,767,257 2.22% 2,169,625
Small Monaco Asset Management SAM $7,368,724 2.11% 2,058,303
Mega MORGAN STANLEY $7,231,981 2.07% 2,020,108
Mega GOLDMAN SACHS GROUP INC $6,161,594 1.76% 1,721,116
Mega UBS Group AG $4,647,458 1.33% 1,298,173
Mega TWO SIGMA INVESTMENTS, LP $3,929,490 1.12% 1,097,623
Large FEDERATED HERMES, INC. $3,665,014 1.05% 1,023,747
Large Point72 Asset Management, L.P. $3,623,411 1.04% 1,012,126
Small Opaleye Management Inc. $3,418,900 0.98% 955,000
Mega PRICE T ROWE ASSOCIATES INC /MD/ $3,078,348 0.88% 859,874
Mega JPMORGAN CHASE & CO $2,850,480 0.82% 796,224
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $2,593,323 0.74% 724,392
Small Prosight Management, LP $2,448,204 0.70% 683,856
Large Aberdeen Group plc $2,380,059 0.68% 664,821
Large Woodline Partners LP $2,295,574 0.66% 641,222
Mega NORTHERN TRUST CORP Bank $2,294,205 0.66% 640,840
Large RENAISSANCE TECHNOLOGIES LLC $2,281,082 0.65% 637,174
Mega BANK OF AMERICA CORP /DE/ Bank $2,255,846 0.65% 630,125
Mega JANE STREET GROUP, LLC $2,231,606 0.64% 623,354
Mega VANGUARD FIDUCIARY TRUST CO Bank $2,114,885 0.60% 590,750
Mega DEUTSCHE BANK AG\ Bank $1,725,842 0.49% 482,079
Mid Jump Financial, LLC $1,705,790 0.49% 476,478
Mega FMR LLC $1,656,214 0.47% 462,630
Mid ADAR1 Capital Management, LLC $1,548,350 0.44% 432,500
Large JACOBS LEVY EQUITY MANAGEMENT, INC $1,491,188 0.43% 416,533
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,380,587 0.39% 385,639
Large IEQ CAPITAL, LLC $1,366,983 0.39% 381,839
Mega Invesco Ltd. $1,244,203 0.36% 347,543
Small Velan Capital Investment Management LP $1,054,821 0.30% 294,643
Mega DIMENSIONAL FUND ADVISORS LP $1,031,983 0.30% 288,264
Mid Hennion & Walsh Asset Management, Inc. $1,030,377 0.29% 287,815
Mega BNP PARIBAS ARBITRAGE, SA $963,757 0.28% 269,206
Mid Susquehanna Portfolio Strategies, LLC $933,696 0.27% 260,809
Large Balyasny Asset Management L.P. $927,245 0.27% 259,007
Small Privium Fund Management B.V. $866,882 0.25% 242,146
Mega Bank of New York Mellon Corp Bank $858,632 0.25% 239,842
Large Creative Planning $779,906 0.22% 217,851
Micro M28 Capital Management LP $754,918 0.22% 210,871
Large Mariner, LLC $680,597 0.19% 190,111
Mid PDT Partners, LLC $668,013 0.19% 186,596
Micro Amitell Capital Pte Ltd $639,993 0.18% 178,769
Mid XTX Topco Ltd $637,336 0.18% 178,027
Large CWM, LLC $623,861 0.18% 174,263
Mega LPL Financial LLC $558,787 0.16% 156,086
Small MONIMUS CAPITAL MANAGEMENT, LP $550,346 0.16% 153,728
Mega RAYMOND JAMES FINANCIAL INC $534,160 0.15% 149,207
Mega MANUFACTURERS LIFE INSURANCE COMPANY, THE Insurance $534,150 0.15% 149,204
Large Rafferty Asset Management, LLC $505,538 0.14% 141,212
Mega GOLDMAN SACHS GROUP INC $501,200 0.14% 140,000
Mega ALLIANCEBERNSTEIN L.P. $485,340 0.14% 135,570
Small Birchview Capital, LP $454,749 0.13% 127,025
Mid Engineers Gate Manager LP $412,301 0.12% 115,168
Mid Virtu Financial LLC $406,501 0.12% 113,548
Mega RHUMBLINE ADVISERS $394,501 0.11% 110,196
Mid BOOTHBAY FUND MANAGEMENT, LLC $380,908 0.11% 106,399
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. Mutual Fund $378,026 0.11% 105,594
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $372,320 0.11% 104,000
Mid TANG CAPITAL MANAGEMENT LLC $358,000 0.10% 100,000
Large Assenagon Asset Management S.A. $354,513 0.10% 99,026
Large ExodusPoint Capital Management, LP $340,744 0.10% 95,180
Mid RICE HALL JAMES & ASSOCIATES, LLC $328,955 0.09% 91,887
Mid Ballentine Partners, LLC $318,623 0.09% 89,001
Micro Lion Point Capital, LP $307,880 0.09% 86,000
Large MERCER GLOBAL ADVISORS INC /ADV $295,521 0.08% 82,548
Large WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $289,507 0.08% 80,868
Small Virtus Investment Advisers, LLC $287,968 0.08% 80,438
Large Cerity Partners LLC $282,726 0.08% 78,974
Mega BANK OF MONTREAL /CAN/ Bank $281,236 0.08% 78,558
Large Quantinno Capital Management LP $272,967 0.08% 76,248
Large Marex Group plc $259,550 0.07% 72,500
Mid Concurrent Investment Advisors, LLC $252,836 0.07% 70,625
Mega TD Asset Management Inc $243,604 0.07% 68,046
Large Rockefeller Capital Management L.P. $242,815 0.07% 67,826
Mega CITADEL ADVISORS LLC $240,934 0.07% 67,300
Mega CITADEL ADVISORS LLC $232,342 0.07% 64,900
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $229,120 0.07% 64,000
Mid PROFUND ADVISORS LLC $225,776 0.06% 63,066
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $219,454 0.06% 61,300
Mid Aquatic Capital Management LLC $208,234 0.06% 58,166
Large NOMURA ASSET MANAGEMENT INTERNATIONAL INC. $207,640 0.06% 58,000
Mega AMERICAN CENTURY COMPANIES INC $206,071 0.06% 57,562
Mid GROUP ONE TRADING LLC $205,427 0.06% 57,382
Large Russell Investments Group, Ltd. $195,478 0.06% 54,603
Small PIER 88 INVESTMENT PARTNERS LLC $194,036 0.06% 54,200
Large TUDOR INVESTMENT CORP ET AL $180,764 0.05% 50,493
Mid Voleon Capital Management LP $178,262 0.05% 49,794
Large MetLife Investment Management, LLC $166,652 0.05% 46,551
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