TWO SIGMA SECURITIES, LLC
Broker-DealerPosition in RIOT — Riot Platforms, Inc.
CIK 1450144
NEW YORK, NY
Position in RIOT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$370,577
-$333,608 QoQ
Shares Held
29,982
-46.1% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2021
9 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in RIOT Over Time
Shares Held
Position Value (USD)
Derivatives in RIOT
reported options exposure · as of Sep 30, 2024CallValue
$95,718
CallShares
12,900
PutValue
$0
PutShares
0
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 Capital Markets
Financial Services · as of Mar 31, 2026TWO SIGMA SECURITIES, LLC holds $8,081,768 across 21 Capital Markets names. RIOT ranks #8 (4.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | IBKR |
Interactive Brokers Group, Inc.
|
20,410 | $1,368,898 | |
| 2 | LPLA |
LPL Financial Holdings Inc.
|
4,259 | $1,281,234 | |
| 3 | TW |
Tradeweb Markets Inc.
|
10,724 | $1,261,785 | |
| 4 | MS |
Morgan Stanley
|
5,098 | $838,977 | |
| 5 | HOOD |
Robinhood Markets, Inc.
|
6,624 | $459,043 | |
| 6 | SCHW |
Schwab Charles Corp
|
4,051 | $380,712 | |
| 7 | MKTX |
Marketaxess Holdings Inc
|
2,260 | $372,854 | |
| 8 | RIOT |
Riot Platforms, Inc.
This page
|
29,982 | $370,577 |
All Filings in RIOT
Export CSV
11 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $370,577 | 29,982 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $704,185 | 55,579 | Shares | Sole | 2026-02-17 | |
| 2024-09-30 | $95,718 | 12,900 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $803,406 | 87,900 | Put | Sole | 2024-08-14 | |
| 2024-06-30 | $1,048,358 | 114,700 | Call | Sole | 2024-08-14 | |
| 2024-06-30 | $565,199 | 61,838 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $266,697 | 21,789 | Shares | Sole | 2024-05-15 | |
| 2023-03-31 | $344,844 | 34,519 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $300,750 | 88,717 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $355,435 | 50,704 | Shares | Sole | 2022-11-14 | |
| 2021-03-31 | $325,160 | 6,104 | Shares | Sole | 2021-05-17 | |
| No filing history on record for this holder in this stock. | ||||||