Advanced Drainage Systems, Inc.
US ˙ NYSE ˙ US00790R1041

SecurityWMS / Advanced Drainage Systems, Inc.
InstitutionAperio Group, LLC
Latest Disclosed Ownership17,019 shares
Latest Disclosed Value $ 1,422,000
Aperio Group, LLC reports 5.77% decrease in ownership of WMS / Advanced Drainage Systems, Inc.

On February 5, 2021 - Aperio Group, LLC filed a 13F-HR form disclosing ownership of 17,019 shares of Advanced Drainage Systems, Inc. (US:WMS) valued at $1,422,448 USD as of December 31, 2020. The entity filed a previous 13F-HR on November 6, 2020 disclosing 18,061 shares of Advanced Drainage Systems, Inc.. This represents a change in shares of -5.77% during the quarter. The current value of the position is $2,215,023 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2021-02-05 2020-12-31 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 17,019 -1,042 -5.77 1,422 26.06 0.0042
2020-11-06 2020-09-30 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 18,061 1,855 11.45 1,128 40.82 0.0038
2020-08-13 2020-06-30 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 16,206 -5,786 -26.31 801 23.80 0.0030
2020-05-05 2020-03-31 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 21,992 209 0.96 647 -23.52 0.0029
2020-02-13 2019-12-31 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 21,783 -2,360 -9.78 846 8.60 0.0030
2019-11-06 2019-09-30 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 24,143 4,533 23.12 779 21.15 0.0031
2019-07-30 2019-06-30 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 19,610 10,523 115.80 643 174.79 0.0026
2019-05-13 2019-03-31 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 9,087 -2,964 -24.60 234 -19.86 0.0010
2019-05-06 2018-12-31 13F/A-1 ADVANCED DRAIN SYS INC DEL COM 00790R104 12,051 4,694 63.80 292 28.63 0.0015
2019-02-14 2018-12-31 13F ADVANCED DRAIN SYS INC DEL COM 00790R104 11,238 3,881 273
2019-05-06 2018-09-30 13F/A-1 ADVANCED DRAIN SYS INC DEL COM 00790R104 7,357 0 227 0.0010
2018-10-17 2018-09-30 13F ADVANCED DRAIN SYS IN COMMON 00790R104 7,357 227
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.