Who Owns WMS?
Advanced Drainage Systems, Inc. — Institutional Ownership & 13F Holdings
$148.80
+2.40 (+1.64%)
Market Cap
$11.4B
Shares Outstanding
77,895,585
Institutional Holders
455
Total Inst. Value
$111.2B
% of Float Held
96.1%
QoQ Holder Change
+71
Institutional data as of Q1 2025
New Positions
88
Closed Positions
61
Increased
180
Decreased
138
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | CANADA PENSION PLAN INVESTMENT BOARD | $95.7B | 880,711 |
| 2 | Mawer Investment Management Ltd. | $9.3B | 85,572 |
| 3 | VANGUARD GROUP INC | $818.9M | 7,537,094 |
| 4 | BlackRock, Inc. | $793.6M | 7,304,389 |
| 5 | Pictet Asset Management Holding SA | $345.8M | 3,183,004 |
| 6 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $338.4M | 3,114,224 |
| 7 | STATE STREET CORP | $281.1M | 2,587,308 |
| 8 | FIRST TRUST ADVISORS LP | $223.9M | 2,060,800 |
| 9 | Bank Julius Baer & Co. Ltd, Zurich | $217.3M | 1,770 |
| 10 | Invesco Ltd. | $188.5M | 1,734,537 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| CANADA PENSION PLAN INVESTMENT BOARD | +11K | $95.7B |
| Mawer Investment Management Ltd. | +9K | $9.3B |
| VANGUARD GROUP INC | +205K | $818.9M |
| Pictet Asset Management Holding SA | +53K | $345.8M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | +1.0M | $338.4M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| Swedbank AB | -496K | $96.0M |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | -218K | $16K |
| Alyeska Investment Group, L.P. | -185K | $45.9M |
| BAILLIE GIFFORD & CO | -177K | $271K |
| MILLENNIUM MANAGEMENT LLC | -135K | $228K |
Related Stocks
Frequently Asked Questions
How many institutional investors hold WMS?
As of Q1 2025, 455 institutional investors report holding WMS (Advanced Drainage Systems, Inc.) in their 13F filings.
What percentage of Advanced Drainage Systems, Inc. is owned by institutions?
Institutional investors hold approximately 96.1% of Advanced Drainage Systems, Inc.'s float as reported in SEC 13F filings.
Which hedge fund owns the most WMS?
The largest institutional holder of WMS is CANADA PENSION PLAN INVESTMENT BOARD with $95.7B in shares.
Are institutions buying or selling WMS?
This quarter, 88 institutions opened new positions in WMS and 61 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.