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TWO SIGMA SECURITIES, LLC

Broker-Dealer

Position in ATKR — Atkore Inc.

CIK 1450144 NEW YORK, NY

Position in ATKR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$389,096
+$139,893 QoQ
Shares Held
5,117
+28.8% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#192
of 324 holders
Holding Since
Sep 2022
9 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATKR Over Time

Shares Held

Position Value (USD)

Derivatives in ATKR

reported options exposure · as of Jun 30, 2024
CallValue
$310,339
CallShares
2,300
PutValue
$971,496
PutShares
7,200

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 Electrical Equipment & Parts

Industrials · as of Jun 30, 2026

TWO SIGMA SECURITIES, LLC holds $5,517,847 across 13 Electrical Equipment & Parts names. ATKR ranks #6 (7.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 ATKR
Atkore Inc.
This page
5,117 $389,096

All Filings in ATKR

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16 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $389,096 5,117
2025-09-30 $249,203 3,972
2024-06-30 $624,725 4,630
2024-06-30 $310,339 2,300
2024-06-30 $971,496 7,200
2023-12-31 $416,000 2,600
2023-12-31 $816,000 5,100
2023-12-31 $271,360 1,696
2023-09-30 $641,517 4,300
2023-09-30 $1,104,006 7,400
2023-06-30 $421,038 2,700
2023-06-30 $218,316 1,400
2023-03-31 $477,632 3,400
2022-12-31 $294,892 2,600
2022-09-30 $692,509 8,900
2022-09-30 $334,583 4,300