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Equibles

CITADEL ADVISORS LLC

Position in ORN — Orion Group Holdings Inc

CIK 1423053 MIAMI, FL
Back to ORN Full portfolio

Position in ORN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$3,126,424
+$1,381,060 QoQ
Shares Held
286,828
+63.4% QoQ
Ownership
0.709%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
22 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ORN Over Time

Shares Held

Position Value (USD)

Derivatives in ORN

reported options exposure · as of Jun 30, 2025
CallValue
$138,771
CallShares
15,300
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 Engineering & Construction

Industrials · as of Mar 31, 2026

CITADEL ADVISORS LLC holds $827,384,171 across 39 Engineering & Construction names. ORN ranks #27 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 EME
EMCOR Group, Inc.
 178,496 $131,785,381
2 MTZ
Mastec Inc
 279,778 $90,015,773
3 BLD
QXO Insulation, LLC
 209,475 $73,588,567
4 ACM
Aecom
 714,657 $60,617,206
5 TTEK
Tetra Tech Inc
 1,740,911 $52,436,238
6 PWR
Quanta Services, Inc.
 88,607 $48,647,014
7 PRIM
Primoris Services Corp
 282,418 $40,397,070
8 J
Jacobs Solutions Inc.
 299,454 $38,114,504

All Filings in ORN

Export CSV
45 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $3,126,424 286,828
2025-12-31 $1,745,364 175,590
2025-09-30 $2,240,942 269,344
2025-06-30 $138,771 15,300
2025-06-30 $5,659,071 623,933
2025-03-31 $12,552 2,400
2025-03-31 $628,478 120,168
2025-03-31 $4,184 800
2024-12-31 $361,801 49,359
2024-12-31 $38,849 5,300
2024-12-31 $30,786 4,200
2024-09-30 $235,698 40,849
2024-09-30 $208,297 36,100
2024-09-30 $577 100
2024-06-30 $217,779 22,900
2024-06-30 $31,383 3,300
2024-06-30 $492,104 51,746
2024-03-31 $167,624 20,442
2024-03-31 $35,260 4,300
2024-03-31 $179,580 21,900
2023-12-31 $93,366 18,900
2023-12-31 $216,125 43,750
2023-12-31 $8,892 1,800
2023-09-30 $346,539 64,653
2023-09-30 $10,720 2,000
2023-09-30 $122,208 22,800
2023-06-30 $158,543 56,421
2023-06-30 $13,488 4,800
2023-06-30 $6,744 2,400
2023-03-31 $92,760 35,815
2023-03-31 $17,612 6,800
2023-03-31 $2,072 800
2022-12-31 $75,848 31,869
2022-12-31 $15,708 6,600
2022-12-31 $1,428 600
2022-03-31 $46,981 18,944
2021-12-31 $247,873 65,749
2021-09-30 $56,032 10,300
2021-06-30 $62,100 10,800
2021-03-31 $101,976 16,800
2021-03-31 $490,595 80,823
2020-12-31 $133,091 26,833
2020-12-31 $78,864 15,900
2020-09-30 $97,308 35,385
2020-03-31 $168,004 64,617

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