Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads — coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

🧭 Guided View
New to markets — prices, yields, YTD, market cap? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the market. Just the data — clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Security record · archived quarter

AMDL

name pending profile ingest

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
8Tracked holders
+1Δ holders
2.26MShares held
$35.11MReported value
+1New positions
−0Exits
Stable 5 quarters of rising tracked shares ●●●●● How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +14.3% · share flow -21.4% · net new positions +12.5%formula
Ownership fragmentation — more holders, smaller aggregate stake

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 11 -1 1.75M $145.21M +3 −4
Q1 2026 12 +4 3.25M $39.64M +7 −3
Q4 2025 8 +1 2.26M $35.11M +1
Q3 2025 1 0 714.40K $7.38M
Q2 2025 1 -1 419.21K $3.57M −1
Q1 2025 2 +1 329.76K $1.69M +1
Q4 2024 1 0 124.63K $954,681
Q3 2024 1 +1 20.55K $312,360 +1
Holder count
Who holds it · Q4 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 UBS Group AG 1.50M $23.32M 0.0% n/c 1 SEC ↗
2 Simplex Trading, Llc 459.06K $7.14M 0.2% n/c 1 SEC ↗
3 Citadel Advisors 98.89K -86.2% $1.54M 0.0% ▼ Trim 6 SEC ↗
4 Optiver Holding B.V. 87.43K $1.36M 0.0% n/c 1 SEC ↗
5 Optiver Holding B.V. 87.43K $1.36M 0.0% n/c 1 SEC ↗
6 Susquehanna International Group, Llp 67.32K $1.05M 0.0% n/c 1 SEC ↗
7 HighTower Advisors, LLC 30.00K $466,500 0.0% n/c 1 SEC ↗
8 Belvedere Trading LLC 14.97K $232,721 0.0% n/c 1 SEC ↗
9 Morgan Stanley 254 New $3,950 0.0% New 1 SEC ↗
10 Morgan Stanley 254 New $3,950 0.0% New 1 SEC ↗

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

New buyers

Morgan Stanley $3,950 0.0%
Morgan Stanley $3,950 0.0%

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 30 holders, 3.40M shares, $40.49M 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: Q4 2025 · Methodology · Get this via the API