Parallax Volatility Advisers, L.P.

Position in FLR — Fluor Corp

CIK 1521001 San Francisco, CA

Back to FLR Full portfolio

Position in FLR

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

Position Value

+$0 QoQ

Shares Held

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2020

20 quarters on record

Common Shares in FLR Over Time

Shares Held

Position Value (USD)

Derivatives in FLR

reported options exposure · as of Jun 30, 2026

CallValue

$12,054,939

CallShares

230,100

PutValue

$707,265

PutShares

13,500

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 Engineering & Construction

Industrials · as of Jun 30, 2026

Parallax Volatility Advisers, L.P. holds $1,612,955 across 2 Engineering & Construction names.

#	Ticker	Company	Shares	Value (USD)	Open
1	FIX	Comfort Systems USA Inc	610	$1,208,989
2	DY	Dycom Industries Inc	799	$403,966

All Filings in FLR

Export CSV

45 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$12,054,939	230,100	-40.2%	Call	Sole	2026-08-14
2026-06-30	$707,265	13,500	-72.2%	Put	Sole	2026-08-14
2026-03-31	$17,936,925	384,500	+3.3%	Call	Sole	2026-05-15
2026-03-31	$2,262,525	48,500	-15.7%	Put	Sole	2026-05-15
2025-12-31	$2,278,725	57,500	+177.8%	Put	Sole	2026-02-17
2025-12-31	$14,750,286	372,200	+100.2%	Call	Sole	2026-02-17
2025-09-30	$628,736	14,945	-35.3%	Shares	Sole	2025-11-14
2025-09-30	$7,820,813	185,900	+980.8%	Call	Sole	2025-11-14
2025-06-30	$881,844	17,200	-42.7%	Call	Sole	2025-08-14
2025-06-30	$1,061,289	20,700	-67.0%	Put	Sole	2025-08-14
2025-06-30	$1,185,106	23,115	+115475.0%	Shares	Sole	2025-08-14
2025-03-31	$1,074,600	30,000	-92.1%	Call	Sole	2025-05-15
2024-12-31	$18,741,600	380,000	+8.6%	Call	Sole	2025-02-14
2024-12-31	$986	20	-99.9%	Shares	Sole	2025-02-14
2024-09-30	$16,698,500	350,000	+133.3%	Call	Sole	2024-11-14
2024-06-30	$6,532,500	150,000	+8233.3%	Call	Sole	2024-08-14
2024-03-31	$1,448,470	34,259	+27.7%	Shares	Sole	2024-05-15
2023-12-31	$1,050,774	26,826	-49.4%	Shares	Sole	2024-02-14
2022-12-31	$1,837,707	53,021	+162.1%	Shares	Sole	2023-02-27
2022-12-31	$2,173,182	62,700	-5.0%	Put	Sole	2023-02-27
2022-12-31	$62,388	1,800	+125.0%	Call	Sole	2023-02-27
2022-09-30	$19,912	800	-90.2%	Call	Sole	2022-11-21
2022-09-30	$503,450	20,227	-57.9%	Shares	Sole	2022-11-21
2022-09-30	$1,642,740	66,000	+136.6%	Put	Sole	2022-11-21
2022-06-30	$199,588	8,200	+2633.3%	Call	Sole	2022-08-17
2022-06-30	$1,169,098	48,032	-47.5%	Shares	Sole	2022-08-17
2022-06-30	$679,086	27,900	+8.1%	Put	Sole	2022-08-17
2022-03-31	$2,627,028	91,566	-2.4%	Shares	Sole	2022-05-16
2022-03-31	$740,202	25,800	+1620.0%	Put	Sole	2022-05-16
2022-03-31	$8,607	300	-89.3%	Call	Sole	2022-05-16
2021-12-31	$2,324,218	93,832	+1389.9%	Shares	Sole	2022-02-14
2021-12-31	$69,356	2,800	-79.9%	Call	Sole	2022-02-14
2021-12-31	$37,155	1,500	-92.2%	Put	Sole	2022-02-14
2021-09-30	$100,579	6,298	+86.4%	Shares	Sole	2021-11-15
2021-09-30	$221,983	13,900	-33.2%	Call	Sole	2021-11-15
2021-09-30	$308,221	19,300	-15.0%	Put	Sole	2021-11-15
2021-06-30	$59,808	3,379	-92.7%	Shares	Sole	2021-08-16
2021-06-30	$368,160	20,800	-27.8%	Call	Sole	2021-08-16
2021-06-30	$401,790	22,700	+7.1%	Put	Sole	2021-08-16
2021-03-31	$489,508	21,200	+1077.8%	Put	Sole	2021-05-14
2021-03-31	$664,992	28,800	+148.3%	Call	Sole	2021-05-14
2021-03-31	$1,073,731	46,502	+458.0%	Shares	Sole	2021-05-14
2020-12-31	$133,078	8,333	—	Shares	Sole	2021-02-16
2020-12-31	$28,746	1,800	—	Put	Sole	2021-02-16
2020-12-31	$185,252	11,600	—	Call	Sole	2021-02-16
No filing history on record for this holder in this stock.