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Security record · archived quarter

WMS

Advanced Drainage Systems, Inc. · Basic Materials · Construction Materials

141.50 +0.7% mkt cap $10.85B quote delayed (FMP) · as of Aug 25 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
16Tracked holders
Δ holders
6.67MShares held
$1.07BReported value
+0New positions
−0Exits
How these are computed → Explain this at the Research Desk →

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 141 -5 49.88M $7.82B +3 −7
Q1 2026 148 +5 48.74M $6.68B +9 −5
Q4 2025 143 -1 53.99M $7.81B +2 −2
Q3 2025 20 0 26.48M $3.67B +1 −2
Q2 2025 18 +4 22.87M $2.63B +4
Q1 2025 11 -4 7.76M $843.49M −4
Q4 2024 15 +1 8.50M $982.41M +1
Q3 2024 13 -3 6.15M $967.18M −3
Q2 2024 16 6.67M $1.07B
Holder count
Who holds it · Q2 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 Baillie Gifford 3.12M $501.21M 0.4% n/c 1 SEC ↗
2 Baillie Gifford 3.12M $501.21M 0.4% n/c 1 SEC ↗
3 Baillie Gifford 3.12M $501.21M 0.4% n/c 1 SEC ↗
4 Baillie Gifford 3.12M $501.21M 0.4% n/c 1 SEC ↗
5 Geode Capital Management (passive) 1.13M $180.92M 0.0% n/c 1 SEC ↗
6 Geode Capital Management (passive) 1.13M $180.92M 0.0% n/c 1 SEC ↗
7 Norges Bank (passive) 697.38K $111.85M 0.0% n/c 1 SEC ↗
8 Wellington Management 438.11K $70.27M 0.0% n/c 1 SEC ↗
9 Wellington Management 438.11K $70.27M 0.0% n/c 1 SEC ↗
10 Wellington Management 438.11K $70.27M 0.0% n/c 1 SEC ↗
11 Wellington Management 438.11K $70.27M 0.0% n/c 1 SEC ↗
12 Wellington Management 438.11K $70.27M 0.0% n/c 1 SEC ↗
13 Wellington Management 438.11K $70.27M 0.0% n/c 1 SEC ↗
14 Millennium Management 312.39K $50.10M 0.0% n/c 1 SEC ↗
15 Citadel Advisors 180.78K $29.00M 0.0% n/c 1 SEC ↗
16 Citadel Advisors 180.78K $29.00M 0.0% n/c 1 SEC ↗
17 T. Rowe Price 139.20K $22.33M 0.0% n/c 1 SEC ↗
18 T. Rowe Price 139.20K $22.33M 0.0% n/c 1 SEC ↗
19 D. E. Shaw & Co. 135.98K $21.81M 0.0% n/c 1 SEC ↗
20 D. E. Shaw & Co. 135.98K $21.81M 0.0% n/c 1 SEC ↗
21 Point72 Asset Management 135.03K $21.66M 0.1% n/c 1 SEC ↗
22 Adage Capital Partners 109.70K $17.59M 0.0% n/c 1 SEC ↗
23 Renaissance Technologies 89.50K $14.35M 0.0% n/c 1 SEC ↗
24 Arrowstreet Capital 66.52K $10.67M 0.0% n/c 1 SEC ↗
25 Gotham Asset Management 52.12K $8.36M 0.1% n/c 1 SEC ↗
26 Fisher Asset Management 31.88K $5.11M 0.0% n/c 1 SEC ↗
27 AQR Capital Management 22.22K $3.56M 0.0% n/c 1 SEC ↗
28 AQR Capital Management 22.22K $3.56M 0.0% n/c 1 SEC ↗
29 Bridgewater Associates 10.92K $1.75M 0.0% n/c 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

No new tracked buyers this quarter.

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 572 holders, 69.11M shares, $9.17B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q2 2024 · Methodology · Get this via the API