Quantum-Si Inc
QSI- Exchange
- Nasdaq
- Industry
- Measuring & Controlling Devices, NEC
- SEC CIK
- 0001816431
In the last 90 days, Quantum-Si Inc insiders filed 0 open-market purchases and 3 sales; 141 institutions reported holding it in 13F filings for Q2 2026, worth $46.8M in total; ARK Invest is the only superinvestor holding it.
13F holders, Q2 2022
Institutional positions in Quantum-Si Inc as of Jun 30, 2022. 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
- 102
- +10 vs. Q1 2022
- Shares held
- 48.6M
- +2.73M (+5.9%) vs. Q1 2022
- Total value
- $139.6M
- −$75.3M (−35.0%) vs. Q1 2022
- New holders
- 30
- 27 more added
- Sold out
- 20
- 22 more reduced
Compare with Q1 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting QSI 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 | 141 | $46.8M |
| Q1 2026 | 157 | $49.0M |
| Q4 2025 | 135 | $74.3M |
| Q3 2025 | 125 | $91.3M |
| Q2 2025 | 135 | $126.2M |
| Q1 2025 | 137 | $69.3M |
| Q4 2024 | 121 | $144.8M |
| Q3 2024 | 107 | $45.9M |
| Q2 2024 | 99 | $56.1M |
| Q1 2024 | 95 | $104.1M |
| Q4 2023 | 91 | $113.6M |
| Q3 2023 | 96 | $90.5M |
| Q2 2023 | 91 | $78.5M |
| Q1 2023 | 100 | $76.5M |
| Q4 2022 | 105 | $90.9M |
| Q3 2022 | 102 | $130.8M |
| Q2 2022 | 102 | $139.6M |
| Q1 2022 | 92 | $215.0M |
| Q4 2021 | 93 | $370.6M |
| Q3 2021 | 73 | $372.4M |
| Q2 2021 | 72 | $534.9M |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2022
Shares, value and share of portfolio for each institution holding Quantum-Si Inc; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hantz Financial Services, Inc. | 30 | $0 | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 300 | $0 | 0.00% | +130+76.5% | Added |
| FMR LLC | 262 | $0 | 0.00% | +262 | New |
| Venture Visionary Partners LLC | 200 | $464 | 0.00% | +200 | New |
| Eagle Bay Advisors LLC | 277 | $643 | 0.00% | +277 | New |
| Royal Bank of Canada | 516 | $1.00K | 0.00% | −58,656−99.1% | Reduced |
| First Manhattan Co | 600 | $1.00K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 400 | $1.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 343 | $1.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 407 | $1.00K | 0.00% | +407 | New |
| Total Clarity Wealth Management, Inc. | 250 | $1.00K | 0.00% | +250 | New |
| Concord Wealth Partners | 300 | $1.00K | 0.00% | +300 | New |
| American Portfolios Advisors | 450 | $1.04K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 800 | $2.00K | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 1,200 | $3.00K | 0.00% | −200−14.3% | Reduced |
| Point72 Hong Kong Ltd | 1,855 | $4.00K | 0.00% | +1,855 | New |
| TD Waterhouse Canada Inc. | 2,025 | $4.86K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,970 | $7.00K | 0.00% | −190−6.0% | Reduced |
| Penserra Capital Management LLC | 4,456 | $10.0K | 0.00% | +111+2.6% | Added |
| Captrust Financial Advisors | 5,970 | $14.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 6,222 | $14.4K | 0.00% | +6,222 | New |
| Ameritas Investment Partners, Inc. | 6,850 | $15.0K | 0.00% | +6,850 | New |
| Leonteq Securities AG | 7,500 | $17.4K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 9,501 | $22.0K | 0.00% | −15,437−61.9% | Reduced |
| FSA Wealth Management LLC | 10,000 | $23.0K | 0.06% | +10,000 | New |
| Alliancebernstein L.P. | 10,500 | $24.0K | 0.00% | +10,500 | New |
| MTM Investment Management, LLC | 10,775 | $26.0K | 0.01% | 00.0% | Unchanged |
| Amalgamated Bank | 11,568 | $27.0K | 0.00% | +11,568 | New |
| Teacher Retirement System of Texas | 12,527 | $29.0K | 0.00% | −4,414−26.1% | Reduced |
| Abacus Planning Group, Inc. | 12,510 | $29.0K | 0.01% | 00.0% | Unchanged |
| Procyon Private Wealth Partners, LLC | 13,671 | $32.0K | 0.01% | 00.0% | Unchanged |
| AQR Capital Management LLC | 14,364 | $33.0K | 0.00% | −2,070−12.6% | Reduced |
| Flagship Private Wealth, LLC | 14,158 | $33.0K | 0.03% | +14,158 | New |
| Tower Research Capital LLC (TRC) | 14,596 | $34.0K | 0.00% | −15,229−51.1% | Reduced |
| UBS Group AG | 15,500 | $37.0K | 0.00% | −185−1.2% | Reduced |
| Wells Fargo & Company | 17,449 | $41.0K | 0.00% | −7,391−29.8% | Reduced |
| Principal Financial Group Inc | 17,926 | $42.0K | 0.00% | +4,730+35.8% | Added |
| ProShare Advisors LLC | 19,531 | $46.0K | 0.00% | +7,373+60.6% | Added |
| State of Wisconsin Investment Board | 19,836 | $46.0K | 0.00% | +19,836 | New |
| Mutual Advisors, LLC | 20,508 | $48.0K | 0.00% | −2,036−9.0% | Reduced |
| STRS Ohio | 21,300 | $49.0K | 0.00% | +21,300 | New |
| Arizona State Retirement System | 22,286 | $52.0K | 0.00% | +57+0.3% | Added |
| Janus Henderson Group PLC | 22,206 | $52.0K | 0.00% | +239+1.1% | Added |
| Round Rock Advisors, LLC | 24,035 | $56.0K | 0.03% | +24,035 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,417 | $57.0K | 0.00% | +24,417 | New |
| Guidance Point Advisors, LLC | 25,742 | $59.0K | 0.03% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 25,217 | $59.0K | 0.00% | +260+1.0% | Added |
| XTX Topco Ltd | 25,530 | $59.0K | 0.02% | +25,530 | New |
| Voya Investment Management LLC | 34,715 | $81.0K | 0.00% | +34,715 | New |
| Barclays PLC | 36,042 | $84.0K | 0.00% | +4,204+13.2% | Added |
| SG Americas Securities, LLC | 36,765 | $85.0K | 0.00% | +36,765 | New |
| Manufacturers Life Insurance Company, The | 36,791 | $85.4K | 0.00% | −76,216−67.4% | Reduced |
| Red Wave Investments LLC | 37,000 | $86.0K | 0.04% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 38,714 | $90.0K | 0.00% | −1,171,022−96.8% | Reduced |
| Invesco Ltd. | 41,768 | $98.0K | 0.00% | +41,768 | New |
| American International Group, Inc. | 42,750 | $99.0K | 0.00% | +42,750 | New |
| Deutsche Bank AG | 43,185 | $100.0K | 0.00% | +43,185 | New |
| Intrepid Family Office LLC | 50,000 | $116.0K | 0.30% | 00.0% | Unchanged |
| MetLife Investment Management | 53,607 | $124.4K | 0.00% | +53,607 | New |
| Credit Suisse AG | 53,770 | $126.0K | 0.00% | +2,157+4.2% | Added |
| JPMorgan Chase & Co | 54,447 | $126.0K | 0.00% | +40,277+284.2% | Added |
| Legal & General Group Plc | 55,209 | $128.0K | 0.00% | +35,649+182.3% | Added |
| New York State Common Retirement Fund | 64,400 | $149.0K | 0.00% | +64,400 | New |
| Westchester Capital Management, LLC | 64,964 | $151.0K | 0.00% | 00.0% | Unchanged |
| Shay Capital LLC | 65,879 | $153.0K | 0.08% | +65,879 | New |
| Raymond James Financial Services Advisors, Inc. | 66,830 | $155.0K | 0.00% | −15,000−18.3% | Reduced |
| UBS Asset Management Americas Inc | 82,500 | $191.4K | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 84,455 | $196.0K | 0.00% | −112,250−57.1% | Reduced |
| Morgan Stanley | 95,402 | $221.0K | 0.00% | −7,620−7.4% | Reduced |
| General American Investors Co Inc | 98,311 | $228.0K | 0.02% | +98,311 | New |
| D.A. Davidson & Co. | 105,000 | $244.0K | 0.00% | +2,500+2.4% | Added |
| California State Teachers Retirement System | 108,549 | $252.0K | 0.00% | +38,931+55.9% | Added |
| Rhumbline Advisers | 125,093 | $290.0K | 0.00% | +125,093 | New |
| D. E. Shaw & Co., Inc. | 151,579 | $352.0K | 0.00% | +132,693+702.6% | Added |
| Bank of America Corp | 186,529 | $433.0K | 0.00% | +137,337+279.2% | Added |
| Swiss National Bank | 194,500 | $451.0K | 0.00% | 00.0% | Unchanged |
| Clearline Capital LP | 211,900 | $492.0K | 0.07% | +119,432+129.2% | Added |
| Charles Schwab Investment Management Inc | 232,709 | $540.0K | 0.00% | +200,691+626.8% | Added |
| Bank of New York Mellon Corp | 246,855 | $573.0K | 0.00% | +214,655+666.6% | Added |
| Citadel Advisors LLC | 290,145 | $673.0K | 0.00% | +248,460+596.0% | Added |
| Susquehanna International Group, LLP | 290,762 | $675.0K | 0.00% | −160,088−35.5% | Reduced |
| Nuveen Asset Management, LLC | 360,356 | $836.0K | 0.00% | +360,356 | New |
| HRT Financial LP | 378,494 | $878.0K | 0.01% | +315,437+500.2% | Added |
| Goldman Sachs Group Inc | 406,884 | $944.0K | 0.00% | −380,902−48.4% | Reduced |
| Neumann Advisory Hong Kong Ltd | 462,733 | $1.07M | 0.35% | 00.0% | Unchanged |
| Foresite Capital Opportunity Management V, LLC | 633,626 | $1.47M | 3.70% | −964,499−60.4% | Reduced |
| Rubric Capital Management LP | 672,385 | $1.56M | 0.08% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 696,562 | $1.62M | 0.01% | −27,165−3.8% | Reduced |
| Fosun International Ltd | 743,935 | $1.73M | 0.24% | 00.0% | Unchanged |
| Northern Trust Corp | 774,618 | $1.80M | 0.00% | +609,737+369.8% | Added |
| Foresite Capital Management V, LLC | 924,379 | $2.15M | 1.50% | −1,417,682−60.5% | Reduced |
| Nikko Asset Management Americas, Inc. | 1,269,588 | $2.92M | 0.04% | +56,559+4.7% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,269,588 | $2.94M | 0.00% | +1,269,588 | New |
| Deerfield Management Company, L.P. (Series C) | 1,400,000 | $3.25M | 0.07% | 00.0% | Unchanged |
| State Street Corp | 1,486,286 | $3.45M | 0.00% | +1,084,571+270.0% | Added |
| Geode Capital Management, LLC | 1,585,884 | $3.68M | 0.00% | +788,677+98.9% | Added |
| Foresite Capital Management IV, LLC | 1,771,249 | $4.11M | 1.11% | −2,692,370−60.3% | Reduced |
| Vanguard Group Inc | 4,612,579 | $10.7M | 0.00% | +678,572+17.2% | Added |
| Glenview Capital Management, LLC | 5,250,000 | $12.2M | 0.31% | −528,299−9.1% | Reduced |
| BlackRock Inc. | 6,220,194 | $14.4M | 0.00% | +4,657,699+298.1% | Added |