Rocket Lab Corp
RKLB- Exchange
- Nasdaq
- Industry
- Guided Missiles & Space Vehicles & Parts
- SEC CIK
- 0001819994
In the last 90 days, Rocket Lab Corp insiders filed 0 open-market purchases and 9 sales; 1,129 institutions reported holding it in 13F filings for Q2 2026, worth $32.7B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Rocket Lab Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 878
- +58 vs. Q4 2025
- Shares held
- 290.6M
- +67.3M (+30.1%) vs. Q4 2025
- Total value
- $18.6B
- +$3.01B (+19.3%) vs. Q4 2025
- New holders
- 161
- 391 more added
- Sold out
- 103
- 223 more reduced
13 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RKLB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,129 | $32.7B |
| Q1 2026 | 878 | $18.6B |
| Q4 2025 | 833 | $19.3B |
| Q3 2025 | 671 | $13.0B |
| Q2 2025 | 516 | $9.64B |
| Q1 2025 | 417 | $4.53B |
| Q4 2024 | 399 | $6.21B |
| Q3 2024 | 285 | $2.50B |
| Q2 2024 | 240 | $1.31B |
| Q1 2024 | 239 | $1.15B |
| Q4 2023 | 226 | $1.50B |
| Q3 2023 | 217 | $1.09B |
| Q2 2023 | 199 | $1.57B |
| Q1 2023 | 191 | $1.05B |
| Q4 2022 | 185 | $988.2M |
| Q3 2022 | 188 | $1.09B |
| Q2 2022 | 169 | $1.02B |
| Q1 2022 | 135 | $2.18B |
| Q4 2021 | 112 | $3.65B |
| Q3 2021 | 90 | $4.11B |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Rocket Lab Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 37,985,996 | $2.44B | 0.04% | +4,909,667+14.8% | Added |
| Vanguard Portfolio Management LLC | 25,738,450 | $1.65B | 0.09% | +25,738,450 | New |
| Vanguard Capital Management LLC | 24,287,490 | $1.56B | 0.04% | +24,287,490 | New |
| Baillie Gifford & Co | 18,428,043 | $1.18B | 1.21% | +576,597+3.2% | Added |
| State Street Corp | 13,924,751 | $894.2M | 0.03% | +1,404,528+11.2% | Added |
| Geode Capital Management, LLC | 10,570,885 | $683.4M | 0.04% | +1,566,161+17.4% | Added |
| JPMorgan Chase & Co | 10,677,805 | $612.7M | 0.04% | +982,825+10.1% | Added |
| Capital World Investors | 7,242,084 | $465.1M | 0.06% | −8,958,642−55.3% | Reduced |
| Capital International Investors | 6,701,140 | $430.3M | 0.10% | +6,701,140 | New |
| Defiance ETFs, LLC | 5,626,081 | $361.3M | 5.20% | +5,595,925+18,556.6% | Added |
| Morgan Stanley | 5,383,549 | $345.7M | 0.02% | +1,187,421+28.3% | Added |
| Bank of America Corp | 4,533,362 | $291.1M | 0.02% | −575,961−11.3% | Reduced |
| D. E. Shaw & Co., Inc. | 4,191,561 | $269.2M | 0.21% | −2,452,811−36.9% | Reduced |
| FMR LLC | 3,694,934 | $237.3M | 0.01% | −577,880−13.5% | Reduced |
| Invesco Ltd. | 3,598,310 | $231.1M | 0.02% | −1,662,371−31.6% | Reduced |
| Westfield Capital Management Co LP | 3,172,611 | $203.7M | 0.85% | +580,168+22.4% | Added |
| Northern Trust Corp | 3,090,151 | $198.4M | 0.03% | +487,112+18.7% | Added |
| Vanguard Fiduciary Trust Co | 3,068,333 | $197.0M | 0.05% | +3,068,333 | New |
| Goldman Sachs Group Inc | 2,556,299 | $164.2M | 0.02% | +1,476,420+136.7% | Added |
| UBS Asset Management Americas Inc | 2,385,357 | $153.2M | 0.03% | +683,472+40.2% | Added |
| Charles Schwab Investment Management Inc | 2,357,856 | $151.4M | 0.02% | +144,278+6.5% | Added |
| ARK Investment Management LLCSuperinvestorARK Invest | 2,243,656 | $144.1M | 1.12% | +8,396+0.4% | Added |
| Voya Investment Management LLC | 2,239,469 | $143.8M | 0.15% | +46,720+2.1% | Added |
| Royal Bank of Canada | 2,185,643 | $140.4M | 0.03% | −261,805−10.7% | Reduced |
| American Century Companies Inc | 2,145,891 | $137.8M | 0.07% | −378,392−15.0% | Reduced |
| UBS Group AG | 2,080,658 | $133.6M | 0.02% | −815,227−28.2% | Reduced |
| Alliancebernstein L.P. | 1,742,086 | $121.5M | 0.04% | −395,770−18.5% | Reduced |
| Marshall Wace, LLP | 1,881,363 | $120.8M | 0.13% | +1,737,968+1,212.0% | Added |
| Franklin Resources Inc | 1,862,859 | $119.6M | 0.03% | −33,606−1.8% | Reduced |
| Bank of New York Mellon Corp | 1,789,183 | $114.9M | 0.02% | +224,320+14.3% | Added |
| Amundi | 1,784,109 | $114.6M | 0.03% | +651,551+57.5% | Added |
| Price T Rowe Associates Inc | 1,751,152 | $112.5M | 0.01% | +102,663+6.2% | Added |
| Voloridge Investment Management, LLC | 1,698,680 | $109.1M | 0.44% | +437,714+34.7% | Added |
| Jane Street Group, LLC | 1,686,660 | $108.3M | 0.12% | +1,649,203+4,402.9% | Added |
| Legal & General Group Plc | 1,589,216 | $102.1M | 0.02% | +545,479+52.3% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,517,301 | $97.4M | 0.06% | +163,778+12.1% | Added |
| Nuveen, LLC | 1,514,421 | $97.3M | 0.03% | +382,398+33.8% | Added |
| Swiss National Bank | 1,410,930 | $90.6M | 0.05% | +212,700+17.8% | Added |
| Van Eck Associates Corp | 1,249,773 | $80.3M | 0.06% | +364,206+41.1% | Added |
| First Trust Advisors LP | 1,180,079 | $75.8M | 0.05% | −296,041−20.1% | Reduced |
| Mizuho Markets Americas LLC | 1,179,373 | $75.7M | 2.10% | +21,990+1.9% | Added |
| Dimensional Fund Advisors LP | 1,054,598 | $67.6M | 0.01% | −93,539−8.1% | Reduced |
| Zevenbergen Capital Investments LLC | 1,024,998 | $65.8M | 1.89% | −65,800−6.0% | Reduced |
| Deutsche Bank AG | 1,013,831 | $65.1M | 0.02% | −1,323,014−56.6% | Reduced |
| Citigroup Inc | 998,640 | $64.1M | 0.04% | +386,471+63.1% | Added |
| Ameriprise Financial Inc | 990,663 | $63.6M | 0.01% | +163,189+19.7% | Added |
| Vident Advisory, LLC | 975,542 | $62.6M | 0.53% | +139,378+16.7% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 935,187 | $60.1M | 0.14% | +574,383+159.2% | Added |
| Neuberger Berman Group LLC | 934,173 | $60.0M | 0.05% | +112,866+13.7% | Added |
| Tocqueville Asset Management L.P. | 933,300 | $59.9M | 0.89% | −75,550−7.5% | Reduced |
| Vanguard Asset Management, Ltd | 863,430 | $55.4M | 0.05% | +863,430 | New |
| Citadel Advisors LLC | 816,681 | $52.4M | 0.04% | −62,955−7.2% | Reduced |
| Penserra Capital Management LLC | 815,879 | $52.4M | 0.61% | +616,470+309.1% | Added |
| Raymond James Financial Inc | 810,805 | $52.1M | 0.02% | +127,969+18.7% | Added |
| California Public Employees Retirement System | 796,181 | $51.1M | 0.03% | +63,323+8.6% | Added |
| Susquehanna International Group, LLP | 759,543 | $48.8M | 0.06% | +616,422+430.7% | Added |
| Tremblant Capital Group | 753,812 | $48.4M | 1.56% | −8,736−1.1% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 752,425 | $48.3M | 0.03% | +101,687+15.6% | Added |
| California State Teachers Retirement System | 735,075 | $47.2M | 0.05% | +38,706+5.6% | Added |
| Korea Investment CORP | 734,617 | $47.2M | 0.10% | +474,939+182.9% | Added |
| Artisan Partners Limited Partnership | 708,101 | $45.5M | 0.07% | +708,101 | New |
| National Pension Service | 691,386 | $44.4M | 0.03% | +48,212+7.5% | Added |
| Wells Fargo & Company | 668,739 | $42.9M | 0.01% | +170,645+34.3% | Added |
| UNICOM Systems, Inc. | 657,235 | $42.2M | 4.33% | +154,333+30.7% | Added |
| Rhumbline Advisers | 644,120 | $41.4M | 0.04% | +129,233+25.1% | Added |
| Bank of Montreal | 642,134 | $41.2M | 0.02% | −162,552−20.2% | Reduced |
| Storebrand Asset Management AS | 635,871 | $40.8M | 0.12% | +84,117+15.2% | Added |
| Once Capital Management, LLC | 618,000 | $39.7M | 10.62% | +62,000+11.2% | Added |
| Swedbank AB | 567,331 | $36.4M | 0.04% | +58,081+11.4% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 544,794 | $35.0M | 0.09% | −13,835−2.5% | Reduced |
| LPL Financial LLC | 537,213 | $34.5M | 0.01% | +91,325+20.5% | Added |
| Clearbridge Investments, LLC | 518,086 | $33.3M | 0.03% | −818−0.2% | Reduced |
| Federated Hermes, Inc. | 510,978 | $32.8M | 0.05% | +291,233+132.5% | Added |
| Barclays PLC | 498,209 | $32.0M | 0.01% | +15,266+3.2% | Added |
| Nikko Asset Management Americas, Inc. | 493,908 | $31.7M | 0.45% | −23,652−4.6% | Reduced |
| Aviva PLC | 461,840 | $29.7M | 0.05% | +112,818+32.3% | Added |
| USS Investment Management Ltd | 431,074 | $27.7M | 0.12% | +431,074 | New |
| Tudor Investment Corp Et Al | 424,810 | $27.3M | 0.15% | +424,810 | New |
| State Board of Administration of Florida Retirement System | 407,499 | $26.2M | 0.05% | +57,151+16.3% | Added |
| Marex Group plc | 403,943 | $25.9M | 0.27% | −291,704−41.9% | Reduced |
| Frontier Capital Management Co LLC | 403,740 | $25.9M | 0.27% | −216,990−35.0% | Reduced |
| Driehaus Capital Management LLC | 403,276 | $25.9M | 0.19% | +9,846+2.5% | Added |
| HSBC Holdings PLC | 400,227 | $25.5M | 0.02% | −1,170,381−74.5% | Reduced |
| Ieq Capital, LLC | 388,701 | $25.0M | 0.12% | −224,814−36.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 384,047 | $24.7M | 0.05% | +86,411+29.0% | Added |
| La Banque Postale Asset Management SA | 382,554 | $24.6M | 0.34% | +255,156+200.3% | Added |
| CloudAlpha Capital Management Limited/Hong Kong | 371,400 | $23.9M | 2.62% | +130,066+53.9% | Added |
| TB Alternative Assets Ltd. | 359,203 | $23.1M | 4.79% | +281,003+359.3% | Added |
| Russell Investments Group, Ltd. | 358,359 | $22.5M | 0.02% | +128,089+55.6% | Added |
| Cantor Fitzgerald, L. P. | 339,544 | $21.8M | 0.79% | −667,823−66.3% | Reduced |
| Jump Financial, LLC | 336,811 | $21.6M | 0.32% | +258,321+329.1% | Added |
| Clear Street Group Inc. | 332,047 | $21.3M | 0.12% | −737,193−68.9% | Reduced |
| Agf Management Ltd | 312,737 | $20.1M | 0.09% | −7,495−2.3% | Reduced |
| Polar Capital Holdings Plc | 299,017 | $19.2M | 0.08% | −52,913−15.0% | Reduced |
| Stifel Financial Corp | 298,334 | $19.2M | 0.02% | +52,098+21.2% | Added |
| New York State Common Retirement Fund | 289,286 | $18.6M | 0.03% | +38,661+15.4% | Added |
| Hood River Capital Management LLC | 283,202 | $18.2M | 0.18% | +41,078+17.0% | Added |
| BNP Paribas Arbitrage, SA | 262,249 | $16.8M | 0.01% | −591,591−69.3% | Reduced |
| SBI Securities Co., Ltd. | 259,570 | $16.7M | 0.46% | +54,312+26.5% | Added |
| Vontobel Holding Ltd. | 257,880 | $16.6M | 0.06% | +227,290+743.0% | Added |