Skip to main content

Shay Capital LLC

Position in QSI — Quantum-Si Inc

CIK 1723643 NEW YORK, NY

Position in QSI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$116,813
-$47,232 QoQ
Shares Held
150,922
+1.2% QoQ
Ownership
0.069%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2022
13 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

Shay Capital LLC holds $169,711 across 3 Medical Devices names. QSI ranks #1 (68.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 QSI
Quantum-Si Inc
This page
150,922 $116,813

All Filings in QSI

Export CSV
13 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $116,813 150,922
2025-12-31 $164,045 149,132
2025-09-30 $217,946 154,572
2025-06-30 $254,076 129,631
2025-03-31 $154,200 128,500
2024-12-31 $584,674 216,546
2024-09-30 $121,865 138,170
2024-06-30 $145,173 138,260
2024-03-31 $50,554 25,662
2023-12-31 $58,969 29,338
2023-09-30 $32,431 19,537
2023-06-30 $149,819 83,698
2022-06-30 $152,839 65,879