IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Quantum SI Inc

Q4 2025 vs Q1 2026

Comparing institutional holders between quarters

Quarters

Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025
CompareDetailedHistoricalFundsOptionsShort Interest13D/13GPeersTargetingTrading SummaryProfile
Deerfield Management Company, L.P.
UNCHANGED
Shares333,333 from 333,333
Change0 (0%)
Value$36.2K (-$30.6K)
Filed 2026-05-15
Susquehanna International Group, LLP
DECREASED
Shares85,121 from 95,131
Change-10,010 (-11%)
Value$10.2K (-$8.8K)
Filed 2026-05-15
Jane Street Group, LLC
DECREASED
Shares16,565 from 16,961
Change-396 (-2%)
Value$1.8K (-$1.6K)
Filed 2026-05-12
Wolverine Asset Management LLC
NEW
Shares14,522
Change+14,522
Value$1.6K
Filed 2026-05-04
UBS Group AG
DECREASED
Shares2,080 from 2,138
Change-58 (-3%)
Value$227 (-$203)
Filed 2026-05-05
Toronto Dominion Bank
NEW
Shares100
Change+100
Value$11
Filed 2026-05-15
Status
Deerfield Management Company, L.P.
UNCHANGED333,333333,33300%$66.8K$36.2K-$30.6K2026-05-15
Susquehanna International Group, LLP
DECREASED85,12195,131-10,010-11%$19.1K$10.2K-$8.8K2026-05-15
Jane Street Group, LLC
DECREASED16,56516,961-396-2%$3.4K$1.8K-$1.6K2026-05-12
Wolverine Asset Management LLC
NEW14,522—+14,522——$1.6K—2026-05-04
UBS Group AG
DECREASED2,0802,138-58-3%$430$227-$2032026-05-05
Toronto Dominion Bank
NEW100—+100——$11—2026-05-15
Showing 6 of 6 institutions