Advanced Drainage Systems (WMS): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in WMS · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
25
13F filers
Aggregate Value
$890.5M
Across holders
Last Price
$140.46
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity11 increased13 reduced2 exited
Full exits: SHAW D E & CO INC, First Eagle Investment Management, LLC
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| BAILLIE GIFFORD & CO CIK 0001088875 | Institutional Manager | 1.84M | $288.1M | 32.3% | 0.3% | Reduced | +$194.9M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 840K | $131.8M | 14.8% | 0.1% | Added | +$46.1M | Q2 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 460K | $72.2M | 8.1% | 0.3% | Reduced | $-4.6M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 343K | $53.8M | 6.0% | 0.1% | Added | +$53.8M | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 315K | $49.4M | 5.5% | 0.0% | Added | +$47.5M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 267K | $41.3M | 4.6% | 0.0% | Added | +$41.3M | Q2 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 226K | $35.4M | 4.0% | 0.0% | Added | +$16.0M | Q2 2026 |
| Grantham, Mayo, Van Otterloo & Co. LLC CIK 0001352662 | Institutional Manager | 218K | $34.2M | 3.8% | 0.1% | Added | +$3.2M | Q2 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 183K | $28.7M | 3.2% | 0.1% | Reduced | $-17.5M | Q2 2026 |
| Clearbridge Investments, LLC CIK 0001348883 | Hedge Fund | 166K | $26.1M | 2.9% | 0.0% | Added | +$24.3M | Q2 2026 |
Reduced
Institutional Manager
$288.1M· 32.3% of total· 0.3% port· 1.84M sh· +$194.9M QoQ· Q2 2026
Added
Hedge Fund
$131.8M· 14.8% of total· 0.1% port· 840K sh· +$46.1M QoQ· Q2 2026
Reduced
Hedge Fund
$72.2M· 8.1% of total· 0.3% port· 460K sh· $-4.6M QoQ· Q2 2026
Added
Hedge Fund
$53.8M· 6.0% of total· 0.1% port· 343K sh· +$53.8M QoQ· Q2 2026
Added
Hedge Fund
$49.4M· 5.5% of total· 0.0% port· 315K sh· +$47.5M QoQ· Q2 2026
Added
Hedge Fund
$41.3M· 4.6% of total· 0.0% port· 267K sh· +$41.3M QoQ· Q2 2026
Added
Hedge Fund
$35.4M· 4.0% of total· 0.0% port· 226K sh· +$16.0M QoQ· Q2 2026
Added
Institutional Manager
$34.2M· 3.8% of total· 0.1% port· 218K sh· +$3.2M QoQ· Q2 2026
Reduced
Hedge Fund
$28.7M· 3.2% of total· 0.1% port· 183K sh· $-17.5M QoQ· Q2 2026
Added
Hedge Fund
$26.1M· 2.9% of total· 0.0% port· 166K sh· +$24.3M QoQ· Q2 2026
Reduced
Hedge Fund
$23.5M· 2.6% of total· 0.0% port· 150K sh· $-62.8M QoQ· Q2 2026
Unchanged
Hedge Fund
$22.9M· 2.6% of total· 0.1% port· 146K sh· +$0 QoQ· Q2 2026
Reduced
Hedge Fund
$20.9M· 2.3% of total· 0.0% port· 133K sh· $-14.2M QoQ· Q2 2026
Added
Hedge Fund
$18.9M· 2.1% of total· 0.0% port· 120K sh· +$18.5M QoQ· Q2 2026
Reduced
Hedge Fund
$9.4M· 1.1% of total· 0.4% port· 60K sh· $-1.4M QoQ· Q2 2026
Reduced
Hedge Fund
$8.0M· 0.9% of total· 0.0% port· 51K sh· +$2.7M QoQ· Q2 2026
Reduced
Hedge Fund
$7.5M· 0.8% of total· 0.0% port· 48K sh· +$3.0M QoQ· Q2 2026
Reduced
Hedge Fund
$4.5M· 0.5% of total· 0.0% port· 29K sh· +$1.8M QoQ· Q2 2026
Added
Hedge Fund
$4.1M· 0.5% of total· 0.1% port· 26K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$4.1M· 0.5% of total· 0.0% port· 26K sh· $-7.4M QoQ· Q2 2026
Reduced
Hedge Fund
$2.9M· 0.3% of total· 0.0% port· 18K sh· $-7.3M QoQ· Q2 2026
Added
Hedge Fund
$1.4M· 0.2% of total· 0.0% port· 9K sh· +$1.3M QoQ· Q2 2026
Added
Hedge Fund
$628K· 0.1% of total· 0.0% port· 4K sh· +$29K QoQ· Q2 2026
Reduced
Hedge Fund
$278K· 0.0% of total· 0.0% port· 2K sh· $-98K QoQ· Q2 2026
Reduced
Hedge Fund
$235K· 0.0% of total· 0.0% port· 1K sh· $-2.2M QoQ· Q2 2026
1–10 of 25
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