WMS Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 1.63%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $12,990,384.31

Advanced Drainage Systems Insider Trading History Chart

Advanced Drainage Systems Share Price & Price History

^$150.20

▼ -1.735 (-1.14%)

As of 12/4/2025 04:59 PM ET

Days: 30 | 90 | 365

Advanced Drainage Systems Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
11/12/2025	D. Scott Barbour	Insider	Sell	80,030	$148.95	$11,920,468.50	42,867
11/12/2025	Thomas J. Waun, Sr.	EVP	Sell	1,000	$150.00	$150,000.00	14,970
11/12/2025	Tim A. Makowski	Insider	Sell	4,901	$149.21	$731,278.21	2,467
11/11/2025	Thomas J. Waun, Sr.	EVP	Sell	1,272	$148.30	$188,637.60	797
5/31/2024	Michael G. Huebert	EVP	Sell	10,000	$172.58	$1,725,800.00	7,225
5/31/2024	Tim A. Makowski	Insider	Sell	3,800	$170.68	$648,584.00	4,530
5/30/2024	Scott A. Cottrill	CFO	Sell	73,207	$173.11	$12,672,863.77	91,442
5/24/2024	D. Scott Barbour	Insider	Sell	85,938	$174.10	$14,961,805.80	45,994
5/24/2024	Robert M. Klein	EVP	Sell	3,059	$175.95	$538,231.05	102,070
3/6/2024	Michael G. Huebert	EVP	Sell	10,000	$163.52	$1,635,200.00	13,450
2/28/2024	Ross M. Jones	Director	Sell	762,895	$163.00	$124,351,885.00	70,749
11/7/2023	Robert M. Klein	EVP	Sell	6,353	$111.85	$710,583.05	108,500
9/14/2023	Ross M. Jones	Director	Sell	10,000	$123.66	$1,236,600.00	762,895
9/12/2023	Ross M. Jones	Director	Sell	70,000	$122.19	$8,553,300.00	772,895
9/12/2023	Tim A. Makowski	Insider	Sell	2,500	$122.35	$305,875.00	6,147
9/7/2023	Ross M. Jones	Director	Sell	71,474	$126.53	$9,043,605.22	842,895
9/5/2023	Ross M. Jones	Director	Sell	50,000	$128.27	$6,413,500.00	964,369
9/1/2023	Ross M. Jones	Director	Sell	125,000	$130.44	$16,305,000.00	1,014,369
8/30/2023	Ross M. Jones	Director	Sell	25,000	$128.27	$3,206,750.00	1,214,369
8/25/2023	Anil Seetharam	Director	Sell	50,202	$122.90	$6,169,825.80	1,239,369
8/23/2023	Anil Seetharam	Director	Sell	150,000	$124.88	$18,732,000.00	1,317,649
8/9/2023	Robert M. Klein	EVP	Sell	8,275	$130.09	$1,076,494.75	111,972
8/7/2023	Darin S. Harvey	EVP	Sell	3,323	$134.52	$447,009.96	4,171
6/13/2023	Tim A. Makowski	Insider	Sell	3,000	$109.25	$327,750.00	8,647
6/9/2023	Michael G. Huebert	EVP	Sell	10,000	$105.57	$1,055,700.00	36,798
6/5/2023	Darin S. Harvey	EVP	Sell	7,000	$102.65	$718,550.00	5,171
3/3/2023	Kevin C. Talley	CAO	Sell	22,006	$89.67	$1,973,278.02	40,019

SEC Filings (Institutional Ownership Changes) for Advanced Drainage Systems (NYSE:WMS)

89.83% of Advanced Drainage Systems stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Advanced Drainage Systems Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
12/2/2025	Swiss Life Asset Management Ltd	3,401	$0.47M	0.0%	+78.7%	0.004%
11/21/2025	Achmea Investment Management B.V.	129,694	$17.99M	0.2%	+2.9%	0.167%
11/19/2025	Sunbelt Securities Inc.	241	$33K	0.0%	-35.9%	0.000%
11/19/2025	Danske Bank A S	400	$55K	0.0%	N/A	0.001%
11/19/2025	Caitong International Asset Management Co. Ltd	256	$36K	0.0%	N/A	0.000%
11/17/2025	Kestra Private Wealth Services LLC	4,261	$0.59M	0.0%	+5.5%	0.005%
11/17/2025	CANADA LIFE ASSURANCE Co	70,123	$9.68M	0.0%	+2.3%	0.090%
11/17/2025	PDT Partners LLC	45,721	$6.34M	0.4%	+116.8%	0.059%
11/17/2025	Dark Forest Capital Management LP	1,576	$0.22M	0.0%	N/A	0.002%
11/17/2025	XTX Topco Ltd	4,030	$0.56M	0.0%	N/A	0.005%
11/17/2025	Verition Fund Management LLC	62,622	$8.69M	0.0%	+434.4%	0.081%
11/17/2025	State Street Corp	2,551,901	$353.95M	0.0%	+3.1%	3.282%
11/17/2025	Qube Research & Technologies Ltd	17,788	$2.47M	0.0%	N/A	0.023%
11/17/2025	Public Employees Retirement System of Ohio	22,784	$3.16M	0.0%	+0.9%	0.029%
11/17/2025	Nomura Holdings Inc.	3,930	$0.55M	0.0%	N/A	0.005%
11/17/2025	Northern Trust Corp	613,515	$85.10M	0.0%	-1.3%	0.789%
11/17/2025	Mariner LLC	7,943	$1.10M	0.0%	+102.7%	0.010%
11/17/2025	Mercer Global Advisors Inc. ADV	4,599	$0.64M	0.0%	+2.6%	0.006%
11/17/2025	Millennium Management LLC	318,545	$44.18M	0.0%	+15.2%	0.410%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	527,461	$73.16M	0.1%	+1.5%	0.678%
11/17/2025	L2 Asset Management LLC	1,618	$0.22M	0.0%	-39.7%	0.002%
11/17/2025	Holocene Advisors LP	19,692	$2.73M	0.0%	-65.0%	0.025%
11/17/2025	Gotham Asset Management LLC	184,037	$25.53M	0.1%	+27.9%	0.237%
11/17/2025	Focus Partners Wealth	12,373	$1.64M	0.0%	-9.3%	0.016%
11/17/2025	Bamco Inc. NY	294,678	$40.87M	0.1%	+0.0%	0.379%
11/17/2025	California Public Employees Retirement System	124,264	$17.24M	0.0%	+22.4%	0.160%
11/17/2025	Bank of America Corp DE	446,281	$61.90M	0.0%	-19.7%	0.574%
11/17/2025	Beck Mack & Oliver LLC	10,694	$1.48M	0.0%	-12.3%	0.014%
11/17/2025	Aquatic Capital Management LLC	15,367	$2.13M	0.0%	N/A	0.020%
11/17/2025	ArrowMark Colorado Holdings LLC	66,000	$9.15M	0.2%	+144.4%	0.085%
11/17/2025	Alliancebernstein L.P.	126,472	$17.54M	0.0%	+43.0%	0.163%
11/17/2025	Ameriprise Financial Inc.	562,632	$78.06M	0.0%	-17.6%	0.724%
11/14/2025	Schonfeld Strategic Advisors LLC	642,208	$89.07M	0.5%	+51.3%	0.826%
11/14/2025	Creative Planning	17,553	$2.44M	0.0%	+5.7%	0.023%
11/14/2025	Lazard Asset Management LLC	10,762	$1.49M	0.0%	-1.4%	0.014%
11/14/2025	SummitTX Capital L.P.	10,948	$1.52M	0.1%	N/A	0.014%
11/14/2025	Raymond James Financial Inc.	97,539	$13.53M	0.0%	+4.3%	0.125%
11/14/2025	Amundi	707,383	$98.34M	0.0%	-38.5%	0.910%
11/14/2025	Freestone Grove Partners LP	1,921	$0.27M	0.0%	N/A	0.002%
11/14/2025	Man Group plc	120,813	$16.76M	0.0%	-22.5%	0.155%
11/14/2025	California State Teachers Retirement System	69,256	$9.61M	0.0%	-1.1%	0.089%
11/14/2025	One Capital Management LLC	15,008	$2.08M	0.1%	+57.3%	0.019%
11/14/2025	Zurcher Kantonalbank Zurich Cantonalbank	72,609	$10.07M	0.0%	+166.8%	0.093%
11/14/2025	Scotia Capital Inc.	2,873	$0.40M	0.0%	+57.7%	0.004%
11/14/2025	UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC	2,811,834	$390M	0.1%	-9.7%	3.616%
11/14/2025	Vident Advisory LLC	2,241	$0.31M	0.0%	-5.2%	0.003%
11/14/2025	Interval Partners LP	968,534	$134.34M	2.2%	+98.0%	1.245%
11/14/2025	Caption Management LLC	8,590	$1.19M	0.0%	N/A	0.011%
11/14/2025	Thematics Asset Management	145,500	$20.18M	0.9%	-3.3%	0.187%
11/14/2025	Squarepoint Ops LLC	45,309	$6.28M	0.0%	-82.6%	0.058%
11/14/2025	Wellington Management Group LLP	1,188,906	$164.90M	0.0%	+234.0%	1.529%
11/14/2025	Comerica Bank	28,134	$3.90M	0.0%	-0.3%	0.036%
11/14/2025	Nicolet Advisory Services LLC	5,682	$0.79M	0.1%	+9.8%	0.007%
11/14/2025	Brown Brothers Harriman & Co.	484,790	$67.24M	0.4%	+3.0%	0.623%
11/14/2025	F m Investments LLC	1,583	$0.22M	0.0%	N/A	0.002%
11/13/2025	Epoch Investment Partners Inc.	231,376	$32.09M	0.2%	-5.6%	0.298%
11/13/2025	Landscape Capital Management L.L.C.	2,104	$0.29M	0.0%	N/A	0.003%
11/13/2025	Invesco Ltd.	998,451	$138.49M	0.0%	-1.1%	1.284%
11/13/2025	Sei Investments Co.	179,347	$24.88M	0.0%	-4.2%	0.231%
11/13/2025	Duff & Phelps Investment Management Co.	136,558	$18.94M	0.2%	+7.5%	0.176%
11/13/2025	UBS Group AG	353,914	$49.09M	0.0%	+24.6%	0.455%
11/13/2025	Geneva Capital Management LLC	251,022	$34.82M	0.6%	-2.5%	0.323%
11/13/2025	BNP Paribas Financial Markets	131,533	$18.24M	0.0%	+123.7%	0.169%
11/13/2025	Mackenzie Financial Corp	206,912	$28.70M	0.0%	-1.8%	0.266%
11/13/2025	Franklin Resources Inc.	285,810	$39.64M	0.0%	+586.9%	0.368%
11/13/2025	Van ECK Associates Corp	59,890	$8.31M	0.0%	+2.5%	0.077%
11/13/2025	Capital World Investors	58,645	$8.13M	0.0%	+161.5%	0.075%
11/13/2025	Capital International Sarl	9,354	$1.30M	0.0%	N/A	0.012%
11/13/2025	Capital International Investors	933,851	$129.53M	0.0%	+34.9%	1.201%
11/13/2025	Capital Group Private Client Services Inc.	17,959	$2.49M	0.0%	N/A	0.023%
11/13/2025	Legal & General Group Plc	237,718	$32.97M	0.0%	-6.4%	0.306%
11/13/2025	Bell Asset Management Ltd	25,911	$3.59M	1.0%	-47.9%	0.033%
11/13/2025	Swiss National Bank	143,000	$19.83M	0.0%	+1.6%	0.184%
11/13/2025	Russell Investments Group Ltd.	175,164	$24.29M	0.0%	-3.1%	0.225%
11/13/2025	Schroder Investment Management Group	630,399	$87M	0.1%	+16.6%	0.811%
11/13/2025	Private Advisor Group LLC	9,354	$1.30M	0.0%	-32.5%	0.012%
11/13/2025	Diversify Advisory Services LLC	3,069	$0.42M	0.0%	-37.0%	0.004%
11/13/2025	Rathbones Group PLC	157,225	$21.81M	0.1%	-47.1%	0.202%
11/13/2025	Parallel Advisors LLC	1,229	$0.17M	0.0%	+185.8%	0.002%
11/13/2025	Meiji Yasuda Asset Management Co Ltd.	1,674	$0.23M	0.0%	N/A	0.002%
11/13/2025	Natixis Advisors LLC	33,087	$4.59M	0.0%	+35.7%	0.043%
11/13/2025	Grantham Mayo Van Otterloo & Co. LLC	215,475	$29.89M	0.1%	-20.0%	0.277%
11/13/2025	First Trust Advisors LP	2,416,942	$335.23M	0.2%	+10.9%	3.108%
11/12/2025	Cramer Rosenthal Mcglynn LLC	137,852	$19.12M	1.2%	+8.5%	0.177%
11/12/2025	Barclays PLC	68,196	$9.46M	0.0%	-14.2%	0.088%
11/12/2025	Pitcairn Co.	2,685	$0.37M	0.0%	-48.9%	0.003%
11/12/2025	Crossmark Global Holdings Inc.	4,122	$0.57M	0.0%	-12.4%	0.005%
11/12/2025	Dimensional Fund Advisors LP	1,138,378	$157.89M	0.0%	+1.4%	1.464%
11/12/2025	South Dakota Investment Council	7,600	$1.05M	0.0%	-7.3%	0.010%
11/12/2025	First Eagle Investment Management LLC	4,100	$0.57M	0.0%	N/A	0.005%
11/12/2025	Victory Capital Management Inc.	23,451	$3.25M	0.0%	-4.6%	0.030%
11/12/2025	CI Investments Inc.	1,564	$0.22M	0.0%	-7.3%	0.002%
11/12/2025	Kingsview Wealth Management LLC	8,858	$1.23M	0.0%	+24.4%	0.011%
11/12/2025	William Blair Investment Management LLC	820,203	$113.76M	0.3%	-12.1%	1.055%
11/12/2025	American Century Companies Inc.	1,472,176	$204.19M	0.1%	+6.5%	1.893%
11/12/2025	Creative Financial Designs Inc. ADV	987	$0.14M	0.0%	+50.0%	0.001%
11/12/2025	Handelsbanken Fonder AB	21,274	$2.95M	0.0%	+1.3%	0.027%
11/12/2025	Xponance Inc.	7,924	$1.10M	0.0%	-1.1%	0.010%
11/12/2025	DNB Asset Management AS	8,704	$1.21M	0.0%	-17.6%	0.011%
11/12/2025	Intech Investment Management LLC	7,508	$1.04M	0.0%	-42.8%	0.010%

Data available starting January 2016

Advanced Drainage Systems, Inc. designs, manufactures, and markets thermoplastic corrugated pipes and related water management products in North America and internationally. The company operates through Pipe, International, Infiltrator, and Allied Products & Other segments. It offers single, double, and triple wall corrugated polypropylene and polyethylene pipes; plastic leachfield chambers and systems; EZflow synthetic aggregate bundles; wastewater purification through mechanical aeration wastewater for residential and commercial systems; septic tanks and accessories; combined treatment and dispersal systems, including advanced enviro-septic and advanced treatment leachfield systems; and allied products, including storm retention/detention and septic chambers, polyvinyl chloride drainage structures, fittings, and water quality filters and separators. The company also purchases and distributes construction fabrics and other geosynthetic products for soil stabilization, reinforcement, filtration, separation, erosion control, and sub-surface drainage, as well as drainage grates and other products. In addition, it provides PVC hubs, rubber sleeves, and stainless-steel bands. The company offers its products for non-residential, residential, agriculture, and infrastructure applications through a network of distribution centers. Advanced Drainage Systems, Inc. incorporated in 1966 and is headquartered in Hilliard, Ohio.

Today's Range

Now: $150.20

$148.88

$152.76

50 Day Range

MA: $143.42

$133.86

$153.78

52 Week Range

Now: $150.20

$93.92

$155.39

Volume

460,750 shs

Average Volume

696,358 shs

Market Capitalization

$11.68 billion

P/E Ratio

25.63

Dividend Yield

0.47%

Beta

1.36

Who are the company insiders with the largest holdings of Advanced Drainage Systems?: Advanced Drainage Systems' top insider investors include:
Robert M Klein (EVP)
Scott A Cottrill (CFO)
Ross M Jones (Director)
D Scott Barbour (Insider)
Thomas J Sr Waun (EVP)
Michael G Huebert (EVP)
Tim A Makowski (Insider)
Learn More about top insider investors at Advanced Drainage Systems.
Who are the major institutional investors of Advanced Drainage Systems?: Advanced Drainage Systems' top institutional shareholders include:
Vanguard Group Inc. — 9.62%
UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC — 3.62%
State Street Corp — 3.28%
Impax Asset Management Group plc — 3.22%
First Trust Advisors LP — 3.11%
Baillie Gifford & Co. — 3.08%
Learn More about top institutional investors of Advanced Drainage Systems stock.
Which institutional investors are selling Advanced Drainage Systems stock?: During the last quarter, WMS stock was sold by these institutional investors:
Impax Asset Management Group plc
Amundi
UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC
Squarepoint Ops LLC
Rathbones Group PLC
Ameriprise Financial Inc.
William Blair Investment Management LLC
Bank of America Corp DE
Within the last year, company insiders that have sold Advanced Drainage Systems company stock include:
Robert M Klein (EVP)
Scott A Cottrill (CFO)
Ross M Jones (Director)
Learn More investors selling Advanced Drainage Systems stock.
Which institutional investors are buying Advanced Drainage Systems stock?: During the last quarter, WMS stock was purchased by institutional investors including:
Wellington Management Group LLP
Interval Partners LP
SG Capital Management LLC
Franklin Resources Inc.
Capital International Investors
First Trust Advisors LP
Schonfeld Strategic Advisors LLC
Mediolanum International Funds Ltd