Quantum-Si Inc - QSI

Sector: Technology · Industry: Measuring & Controlling Devices, NEC
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Company profile

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Quarter snapshot

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Q2 2026 · Q1 2026
Value (USD)
Total reported value ($000)
$47.69M
QoQ value delta ($000)
-$1.96M (-3.95%)
Implied price effect (QoQ)
+14.13%
Shares
Total shares
53,968,224
QoQ shares delta
-10,155,526 (-15.84%)
Total shares held by funds (by quarter)
Shares (left)

Fund holders include prior positions carried forward until a new 13F confirms a change. Reported holders have reported a position in this security for that quarter; this is not the total number of 13F filers.

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Top holders (Q2 2026)

Top 25 only Full list
Partial Q2 2026 data: 141 holders have filed so far. Prior holders are carried forward until their next 13F confirms a change.
Manager Value ($000) Shares % of 13F
VANGUARD CAPITAL MANAGEMENT LLC 6,706 7,578,208 0.0%
ARK Investment Management LLC 6,343 7,167,738 0.04%
BlackRock, Inc. 4,624 5,225,352 0.0%
Amova Asset Management Americas, Inc. 3,457 3,885,230 0.04%
Sumitomo Mitsui Trust Group, Inc. 3,438 3,885,230 0.0%
MILLENNIUM MANAGEMENT LLC 2,771 3,131,726 0.0%
UBS Group AG 2,267 2,561,897 0.0%
JANE STREET GROUP, LLC 2,145 2,423,835 0.0%
AQR CAPITAL MANAGEMENT LLC 2,078 2,348,665 0.0%
GEODE CAPITAL MANAGEMENT, LLC 1,980 2,236,526 0.0%
SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,362 1,537,450 0.0%
VANGUARD FIDUCIARY TRUST CO 988 1,116,683 0.0%
STATE STREET CORP 788 890,741 0.0%
Fosun International Ltd 658 743,935 0.15%
RENAISSANCE TECHNOLOGIES LLC 490 553,871 0.0%
VANGUARD PORTFOLIO MANAGEMENT LLC 439 497,098 0.0%
GOLDMAN SACHS GROUP INC 421 476,288 0.0%
NORTHERN TRUST CORP 398 450,531 0.0%
Invesco Ltd. 392 443,929 0.0%
BNP PARIBAS FINANCIAL MARKETS 352 398,598 0.0%
IEQ CAPITAL, LLC 310 350,816 0.0%
Aster Capital Management (DIFC) Ltd 304 344,510 0.06%
CITADEL ADVISORS LLC 294 332,935 0.0%
MORGAN STANLEY 286 323,482 0.0%
IQ EQ FUND MANAGEMENT (IRELAND) Ltd 284 321,134 0.02%