CSS LLC/IL

Position in OPEN — Opendoor Technologies Inc.

CIK 1103646 CHICAGO, IL

Back to OPEN Full portfolio

Position in OPEN

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

-$4,038 QoQ

Shares Held

-100.0% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2021

13 quarters on record

Common Shares in OPEN Over Time

Shares Held

Position Value (USD)

Derivatives in OPEN

reported options exposure · as of Jun 30, 2026

CallValue

CallShares

PutValue

$92,400

PutShares

20,000

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 Real Estate Services

Real Estate · as of Jun 30, 2026

CSS LLC/IL holds $1,247,137 across 3 Real Estate Services names.

#	Ticker	Company	Shares	Value (USD)
1	JLL	Jones Lang Lasalle Inc	2,472	$766,196
2	RMAX	RE/MAX Holdings, Inc.	39,574	$390,199
3	GYRO	Gyrodyne, LLC	14,803	$90,742

All Filings in OPEN

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22 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$92,400	20,000	-59.5%	Put	Sole	2026-08-14
2026-03-31	$231,192	49,400	+4390.9%	Put	Sole	2026-05-15
2026-03-31	$4,038	863	-97.5%	Shares	Sole	2026-05-15
2025-12-31 OPENL	$153,099	294,423	—	Shares	Sole	2026-02-17
2025-12-31 OPENW	$753	837	—	Put	Sole	2026-02-17
2025-12-31 OPENW	$101,891	113,213	-61.6%	Shares	Sole	2026-02-17
2025-12-31 OPENZ	$4,788	12,000	—	Shares	Sole	2026-02-17
2023-12-31	$4,928	1,100	-97.8%	Put	Sole	2024-02-14
2023-12-31	$89,600	20,000	—	Call	Sole	2024-02-14
2023-09-30	$134,904	51,100	+111.2%	Put	Sole	2023-11-14
2023-06-30	$97,284	24,200	-34.8%	Put	Sole	2023-08-14
2022-12-31	$40,600	35,000	-29.3%	Shares	Sole	2023-02-14
2022-12-31	$43,036	37,100	-35.1%	Put	Sole	2023-02-14
2022-09-30	$153,951	49,502	+22.2%	Shares	Sole	2022-11-14
2022-09-30	$177,892	57,200	0.0%	Put	Sole	2022-11-14
2022-06-30	$269,412	57,200	-19.7%	Put	Sole	2022-08-15
2022-06-30	$190,764	40,502	+3.2%	Shares	Sole	2022-08-15
2022-03-31	$339,590	39,259	—	Shares	Sole	2022-05-16
2022-03-31	$615,880	71,200	0.0%	Put	Sole	2022-05-16
2021-12-31	$1,040,232	71,200	+18.7%	Put	Sole	2022-02-14
2021-09-30	$1,231,800	60,000	—	Put	Sole	2021-11-15
2021-06-30 OPENW	—	294,538	—	Shares	Sole	2021-08-16
No filing history on record for this holder in this stock.