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ProShare Advisors LLC

Position in QSI — Quantum-Si Inc

CIK 1357955 BETHESDA, MD

Position in QSI

as of Mar 31, 2026 · filed Apr 27, 2026
Position Value
$25,726
-$15,349 QoQ
Shares Held
33,239
-11.0% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2021
18 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in QSI Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Mar 31, 2026

ProShare Advisors LLC holds $469,781,658 across 42 Medical Devices names. QSI ranks #38 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in QSI

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18 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $25,726 33,239
2025-12-31 $41,075 37,341
2025-09-30 $37,872 26,860
2025-06-30 $56,691 28,924
2025-03-31 $31,219 26,016
2024-12-31 $76,150 28,204
2024-09-30 $16,690 18,924
2024-06-30 $28,618 27,256
2024-03-31 $36,011 18,280
2023-12-31 $33,848 16,840
2023-09-30 $35,157 21,179
2023-06-30 $37,464 20,930
2023-03-31 $33,549 19,062
2022-12-31 $39,652 21,668
2022-09-30 $55,310 20,113
2022-06-30 $45,311 19,531
2022-03-31 $56,899 12,158
2021-12-31 $130,193 16,543