MarketPeel
Insider Trading Intelligence
TM

Tim A. Makowski

WMS
SEE REMARKS · ADVANCED DRAINAGE SYSTEMS, INC. · CIK 0001672236
FILING MIX · LIFETIME34%/66%
BUYS
31
SELLS
59
TOTAL VALUE
$8.85M
COMPANIES
1
ACTIVE SINCE
Feb 2020
HOLDINGS NOW
6,722
AVG SELL PX
$120.99
TRADE KIND
SHOWING 90 / 90
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
15 backtested trades · 8 horizons · 4 pending
Forward-return performance of every backtestable P/S trade by Tim A. Makowski, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d15+53.33%+0.95%+0.86%+0.09%-1.51%
14d15+53.33%+1.53%+0.30%+1.23%-0.62%
30d15+66.67%-0.23%-0.38%+0.15%-0.55%
60d15+53.33%+2.21%-1.41%+3.62%+2.68%
90d15+33.33%+0.15%+1.89%-1.74%+2.02%
180d15+53.33%+2.98%+8.12%-5.14%-12.85%
1y15(2 pending)+46.15%+14.97%+17.50%-2.53%-16.24%
2y15(2 pending)+23.08%+17.44%+29.61%-9.07%-24.68%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
WMS · 6,722 shares · as of May 26, 2026
03,7767,55111,32715,102202120222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
2026
FLOW · 31 buys / 59 sellsCOVERAGE · 26 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
8476,722May 26, 2026May 28, 2026View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,8861,886May 26, 2026May 28, 2026View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
129$133.00$17.2K5,875May 22, 2026May 27, 2026View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
88$136.83$12.0K2,275May 20, 2026May 21, 2026View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
3,7296,004May 20, 2026May 21, 2026View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
104$131.59$13.7K2,363May 19, 2026May 21, 2026View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
101$149.19$15.1K2,467Nov 12, 2025Nov 13, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
4,800$149.21$716.2K2,568Nov 12, 2025Nov 13, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
133$111.00$14.8K7,368May 22, 2025May 23, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
85$118.39$10.1K7,501May 20, 2025May 21, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
2,1662,166May 19, 2025May 21, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,0167,691May 19, 2025May 21, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
105$121.86$12.8K7,586May 19, 2025May 21, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
921$121.68$112.1K6,689May 14, 2025May 16, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
14$121.68$1.7K6,675May 14, 2025May 16, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
3,0807,610May 14, 2025May 16, 2025View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
3,800$170.68$648.6K4,530May 31, 2024Jun 3, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
198$177.06$35.1K8,330May 22, 2024May 24, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,7471,747May 20, 2024May 21, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
8398,528May 20, 2024May 21, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
119$174.13$20.7K7,689May 19, 2024May 21, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
157$174.13$27.3K7,808May 18, 2024May 21, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
20$176.18$3.5K7,965May 15, 2024May 17, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,408$176.18$248.1K7,985May 15, 2024May 17, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
3,1459,393May 15, 2024May 17, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
5,469$27.44$150.1K14,519Feb 14, 2024Feb 16, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
2,802$25.75$72.2K9,050Feb 14, 2024Feb 16, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
5,4690Feb 14, 2024Feb 16, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
8,271$161.69$1.34M6,248Feb 14, 2024Feb 16, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,8020Feb 14, 2024Feb 16, 2024View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,000$125.72$251.4K6,147Dec 6, 2023Dec 8, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
2,000$25.75$51.5K8,147Dec 6, 2023Dec 8, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,0002,802Dec 6, 2023Dec 8, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,500$122.35$305.9K6,147Sep 12, 2023Sep 14, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
3,000$109.25$327.8K8,647Jun 13, 2023Jun 14, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,30611,647May 22, 2023May 23, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
2,8692,869May 22, 2023May 23, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
112$96.55$10.8K10,421May 19, 2023May 23, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
80$96.55$7.7K10,341May 19, 2023May 23, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
105$98.40$10.3K10,533May 18, 2023May 22, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,347$88.67$119.4K10,656May 17, 2023May 19, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
18$88.67$1.6K10,638May 17, 2023May 19, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
4,49312,003May 17, 2023May 19, 2023View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
2,481$24.20$60.0K13,306Aug 12, 2022Aug 15, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
5,796$145.84$845.3K7,510Aug 12, 2022Aug 15, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
3,315$24.20$80.2K10,825Aug 12, 2022Aug 15, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
3,3150Aug 12, 2022Aug 15, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,4810Aug 12, 2022Aug 15, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
3,884$142.21$552.4K8,826Aug 8, 2022Aug 10, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
200$143.83$28.8K7,510Aug 8, 2022Aug 10, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,116$143.06$159.7K7,710Aug 8, 2022Aug 10, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
162$104.91$17.0K12,710May 22, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
80$103.88$8.3K12,872May 19, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
113$103.88$11.7K12,952May 19, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,934$99.29$192.0K13,168May 18, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
2,4162,474May 18, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
103$99.29$10.2K13,065May 18, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,934$99.29$192.0K13,144May 18, 2022May 20, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
6,71714,070May 18, 2022May 20, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
2,4162,416May 18, 2022May 20, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,00815,078May 18, 2022May 20, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
103$99.29$10.2K13,041May 18, 2022May 20, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,03215,102May 18, 2022May 23, 2022View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,000$116.24$232.5K7,353Aug 23, 2021Aug 25, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
218$112.09$24.4K9,353May 23, 2021May 25, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
239$112.09$26.8K9,571May 22, 2021May 25, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
6,18211,132May 19, 2021May 21, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,780$105.82$188.4K10,136May 19, 2021May 21, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
78411,916May 19, 2021May 21, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
2,0042,004May 19, 2021May 21, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
166$105.82$17.6K9,810May 19, 2021May 21, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
160$105.82$16.9K9,976May 19, 2021May 21, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
124$109.59$13.6K4,950Apr 7, 2021Apr 9, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
5,000$24.20$121.0K10,074Feb 16, 2021Feb 18, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
5,0003,315Feb 16, 2021Feb 18, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
5,000$97.58$487.9K5,074Feb 16, 2021Feb 18, 2021View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
2,9272,481Dec 1, 2020Dec 3, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
2,927$24.20$70.8K8,001Dec 1, 2020Dec 3, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
4,000$70.85$283.4K5,074Dec 1, 2020Dec 3, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
1,073$24.20$26.0K9,074Dec 1, 2020Dec 3, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
1,0738,315Dec 1, 2020Dec 3, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
7,0005,408Aug 19, 2020Aug 21, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
7,000$59.37$415.6K5,074Aug 19, 2020Aug 21, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASE
See Remarks
7,000$24.20$169.4K12,074Aug 19, 2020Aug 21, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
145$44.96$6.5K5,074May 23, 2020May 27, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
157$44.96$7.1K5,219May 22, 2020May 27, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
1,1095,376May 20, 2020May 22, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
PURCHASEGRANT
Stock grant
3,6153,615May 20, 2020May 22, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
142$30.76$4.4K4,267Apr 7, 2020Apr 9, 2020View →
WMS
ADVANCED DRAINAGE SYSTEMS, INC.
SALE
See Remarks
364$45.77$16.7K4,409Feb 8, 2020Feb 11, 2020View →
Other insiders · WMS
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About this filer
CIK 0001672236
ROLE
See Remarks
PRIMARY
WMS
COMPANIES
1
ACTIVE SINCE
Feb 2020
MARKETPEEL · /INSIDER/0001672236DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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