Skip to main content

MILLENNIUM MANAGEMENT LLC

Position in SST — System1, Inc.

CIK 1273087 NEW YORK, NY

Position in SST

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$98,509
-$40,451 QoQ
Shares Held
32,619
-8.0% QoQ
Ownership
0.311%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2022
13 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SST Over Time

Shares Held

Position Value (USD)

Derivatives in SST

reported options exposure · as of Jun 30, 2022
CallValue
$0
CallShares
0
PutValue
$3,740,799
PutShares
53,670

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Specialty Business Services

Industrials · as of Jun 30, 2026

MILLENNIUM MANAGEMENT LLC holds $983,901,187 across 20 Specialty Business Services names.

# Ticker Company Shares Value (USD) Open

All Filings in SST

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $98,509 32,619
2025-12-31 $138,960 35,449
2025-09-30 $271,469 38,561
2025-06-30 $236,562 42,778
2024-12-31 $101,341 112,853
2024-09-30 $218,228 194,847
2024-06-30 $319,298 210,065
2024-03-31 $119,644 61,043
2023-03-31 $83,377 19,390
2022-12-31 $409,638 87,343
2022-09-30 $313,782 49,886
2022-06-30 $3,740,799 536,700
2022-06-30 $1,070,508 153,588
2022-03-31 $5,528,890 381,040
2022-03-31 $906,875 62,500