GROUP ONE TRADING LLC

Position in PNR — PENTAIR plc

CIK 932540 CHICAGO, IL

Position in PNR

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$690,869

+$222,135 QoQ

Shares Held

7,931

+76.2% QoQ

Ownership

0.005%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2021

14 quarters on record

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

Industrials · as of Mar 31, 2026

GROUP ONE TRADING LLC holds $16,288,635 across 26 Specialty Industrial Machinery names. PNR ranks #7 (4.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ROK	Rockwell Automation, Inc	10,104	$3,626,123
2	SYM	Symbotic Inc.	49,473	$2,631,963
3	SMR	NUSCALE POWER Corp	207,993	$2,254,644
4	NNE	Nano Nuclear Energy Inc.	108,343	$2,218,864
5	BW	Babcock & Wilcox Enterprises, Inc.	56,351	$827,796
6	GNRC	Generac Holdings Inc.	4,231	$826,441
7	PNR	PENTAIR plc This page	7,931	$690,869
8	DOV	DOVER Corp	3,119	$650,155

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$690,869	7,931	+76.2%	Shares	Sole	2026-05-13
2025-12-31	$468,734	4,501	-75.0%	Shares	Sole	2026-02-12
2025-09-30	$1,996,116	18,022	+2562.0%	Shares	Sole	2025-11-12
2025-06-30	$69,500	677	-69.0%	Shares	Sole	2025-08-14
2024-12-31	$219,596	2,182	+15485.7%	Shares	Sole	2025-05-14
2024-09-30	$1,369	14	+133.3%	Shares	Sole	2024-11-14
2022-12-31	$269	6	-99.9%	Shares	Sole	2023-02-09
2022-09-30	$361,850	8,906	-0.7%	Shares	Sole	2022-11-09
2022-06-30	$410,694	8,973	-29.1%	Shares	Sole	2022-08-11
2022-03-31	$686,298	12,660	+17483.3%	Shares	Sole	2022-05-12
2021-12-31	$5,258	72	-89.3%	Shares	Sole	2022-02-11
2021-09-30	$48,807	672	-63.0%	Shares	Sole	2021-11-12
2021-06-30	$122,426	1,814	+29.6%	Shares	Sole	2021-08-10
2021-03-31	$87,248	1,400	—	Shares	Sole	2021-05-12
No filing history on record for this holder in this stock.