Montanaro Asset Management LTD Advanced Drainage Systems, Inc. Transaction History

Montanaro Asset Management LTD

$402 Million
Q3 2025

A detailed history of Montanaro Asset Management LTD transactions in Advanced Drainage Systems, Inc. stock. As of the latest transaction made, Montanaro Asset Management LTD holds 26,600 shares of WMS stock, worth $3.84 Million. This represents 0.92% of its overall portfolio holdings.

Number of Shares

26,600

Previous 37,800 29.63%

Holding current value

$3.84 Million

Previous $4.34 Million 15.02%

% of portfolio

0.92%

Previous 1.12%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 13, 2025	SELL	$110.89 - $148.5 $1.24 Million - $1.66 Million	-11,200 Reduced 29.63%	26,600 $3.69 Million
Q2 2025 Aug 05, 2025	SELL	$96.79 - $123.55 $19,358 - $24,710	-200 Reduced 0.53%	37,800 $4.34 Million
Q1 2025 May 13, 2025	SELL	$105.29 - $126.99 $3.13 Million - $3.77 Million	-29,700 Reduced 43.87%	38,000 $4.13 Million
Q4 2024 Feb 12, 2025	SELL	$114.63 - $163.52 $1.8 Million - $2.57 Million	-15,700 Reduced 18.82%	67,700 $7.83 Million
Q3 2024 Nov 04, 2024	SELL	$140.18 - $178.56 $813,044 - $1.04 Million	-5,800 Reduced 6.5%	83,400 $13.1 Million
Q2 2024 Jul 30, 2024	SELL	$155.57 - $179.24 $202,241 - $233,012	-1,300 Reduced 1.44%	89,200 $14.3 Million
Q1 2024 May 14, 2024	SELL	$128.19 - $172.68 $384,570 - $518,040	-3,000 Reduced 3.21%	90,500 $15.6 Million
Q4 2023 Feb 09, 2024	SELL	$104.18 - $143.8 $3.65 Million - $5.03 Million	-35,000 Reduced 27.24%	93,500 $13.1 Million
Q3 2023 Nov 13, 2023	SELL	$110.62 - $134.16 $2.6 Million - $3.15 Million	-23,500 Reduced 15.46%	128,500 $14.6 Million
Q2 2023 Aug 11, 2023	SELL	$77.63 - $115.49 $970,375 - $1.44 Million	-12,500 Reduced 7.6%	152,000 $17.3 Million
Q1 2023 Apr 18, 2023	BUY	$75.96 - $104.1 $2.09 Million - $2.86 Million	27,500 Added 20.07%	164,500 $13.9 Million
Q4 2022 Feb 08, 2023	SELL	$80.62 - $135.25 $2.02 Million - $3.38 Million	-25,000 Reduced 15.43%	137,000 $11.2 Million
Q3 2022 Nov 09, 2022	SELL	$91.89 - $152.83 $5.19 Million - $8.63 Million	-56,500 Reduced 25.86%	162,000 $20.1 Million
Q2 2022 Aug 05, 2022	SELL	$81.81 - $122.22 $81,810 - $122,220	-1,000 Reduced 0.46%	218,500 $19.7 Million
Q1 2022 May 12, 2022	BUY	$104.14 - $136.41 $2.81 Million - $3.68 Million	27,000 Added 14.03%	219,500 $26.1 Million
Q4 2021 Feb 11, 2022	BUY	$107.25 - $136.49 $10.4 Million - $13.2 Million	97,000 Added 101.57%	192,500 $26.2 Million
Q3 2021 Nov 15, 2021	BUY	$105.78 - $122.4 $10.1 Million - $11.7 Million	95,500 New	95,500 $10.3 Million

Others Institutions Holding WMS

# of Institutions

542

Shares Held

74.5M

Call Options Held

207K

Put Options Held

89.3K

View Full List

About ADVANCED DRAINAGE SYSTEMS, INC.

Ticker WMS
Exchange NYSE
Sector Industrials
Industry Building Products & Equipment
Shares Outstandng 83,571,200
Market Cap $12.1B
Description
Advanced Drainage Systems, Inc. designs, manufactures, and markets thermoplastic corrugated pipes and related water management products, and drainage solutions for use in the underground construction and infrastructure marketplace in the United States, Canada, Mexico, and internationally. The company operates through Pipe, International, Infiltr...

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Montanaro Asset Management LTD Advanced Drainage Systems, Inc. Transaction History