SST — SYSTEM1 INC

Ownership history in MARSHALL WACE, LLP  ·  2 quarters on record

This page tracks every 13F SEC filing in which MARSHALL WACE, LLP reported a position in SYSTEM1 INC (SST). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.02% (2021 Q4)
Avg. % of fund
0.01%
First filed
2021 Q4
Last filed
2025 Q3
Quarters held
2
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 36,271 -946,318 -96.3% 0.00% $255K $7.04
2021 Q4 INITIATED 982,589 — — 0.02% $9.8M $99.60
% of Fund (quarterly)    SST price (monthly, adj. close)

Other funds also holding SST

As of 2025 Q4 — sorted by position size

Cannae Holdings, Inc. 3Y 1.74% XTX Topco Ltd 3Y 0.0% Cerity Partners LLC 3Y 7Y 0.0% RENAISSANCE TECHNOLOGIES LLC 3Y 7Y 0.0% Tower Research Capital LLC (TRC) 3Y 7Y 0.0% MILLENNIUM MANAGEMENT LLC 3Y 7Y 0.0% BANK OF AMERICA CORP /DE/ 3Y 7Y 0.0% CITADEL ADVISORS LLC 3Y 7Y 0.0% Farther Finance Advisors, LLC 0.0% GROUP ONE TRADING LLC 3Y 7Y 0.0%
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