ARDSLEY ADVISORY PARTNERS LP

Position in FLR — Fluor Corp

CIK 900529 Norwalk, CT

Back to FLR Full portfolio

Position in FLR

as of Jun 30, 2026 · filed Jul 13, 2026 Compact

Position Value

$7,465,575

+$3,616,950 QoQ

Shares Held

142,500

+72.7% QoQ

Ownership

0.102%

of shares outstanding

% of Portfolio

0.83%

of 13F equity value

Holder Rank

of 42 holders

Holding Since

Mar 2022

17 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in FLR Over Time

Shares Held

Position Value (USD)

Derivatives in FLR

reported options exposure · as of Jun 30, 2025

CallValue

$3,845,250

CallShares

75,000

PutValue

PutShares

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

ARDSLEY ADVISORY PARTNERS LP holds $28,734,525 across 5 Engineering & Construction names. FLR ranks #2 (26.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PRIM	Primoris Services Corp	135,000	$13,381,200
2	FLR	Fluor Corp This page	142,500	$7,465,575
3	ORN	Orion Group Holdings Inc	200,000	$3,364,000
4	KBR	Kbr, Inc.	75,000	$2,589,750
5	ESOA	Energy Services of America CORP	100,000	$1,934,000

All Filings in FLR

Export CSV

20 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$7,465,575	142,500	+72.7%	Shares	Sole	2026-07-13
2026-03-31	$3,848,625	82,500	+3.1%	Shares	Sole	2026-05-15
2025-12-31	$3,169,845	79,986	-40.8%	Shares	Sole	2026-02-17
2025-09-30	$5,679,450	135,000	+80.0%	Shares	Sole	2025-11-14
2025-06-30	$3,845,250	75,000	-90.6%	Call	Sole	2025-08-14
2025-06-30	$40,810,920	796,000	+3084.0%	Shares	Sole	2025-08-14
2025-03-31	$895,500	25,000	-96.6%	Call	Sole	2025-05-15
2025-03-31	$26,327,700	735,000	+1370.0%	Shares	Sole	2025-05-15
2024-12-31	$2,466,000	50,000	-91.0%	Call	Sole	2025-02-14
2024-12-31	$27,372,600	555,000	+65.5%	Shares	Sole	2025-02-14
2024-09-30	$15,999,548	335,350	-8.7%	Shares	Sole	2024-11-14
2024-06-30	$16,004,625	367,500	-9.9%	Shares	Sole	2024-08-14
2024-03-31	$17,250,240	408,000	+167.8%	Shares	Sole	2024-05-15
2023-12-31	$5,967,549	152,350	-12.1%	Shares	Sole	2024-02-14
2023-09-30	$6,358,275	173,250	-37.7%	Shares	Sole	2023-11-14
2023-06-30	$8,236,200	278,250	+4.2%	Shares	Sole	2023-08-14
2023-03-31	$8,252,970	267,000	-4.2%	Shares	Sole	2023-05-15
2022-12-31	$9,656,276	278,600	+174.5%	Shares	Sole	2023-02-14
2022-06-30	$2,470,510	101,500	+22.7%	Shares	Sole	2022-08-15
2022-03-31	$2,374,097	82,750	—	Shares	Sole	2022-05-16
No filing history on record for this holder in this stock.