System Research

3771.TInformation & Communication
Major holders (5%+) · 4
HolderStakeChangeFiled
FIAM LLC10.00%+0.14pp2026-09-24
Fidelity Management & Research Company LLC9.86%-0.14pp2026-09-07
YAMADA TOSHIYUKI9.48%-4.78pp2025-10-02
FMR LLC9.45%+1.26pp2026-06-17

Each holder's own ratio from its most recent large-shareholding report.

Former and minor holders (below 5%) · 2
YAMADA MIYOKO1.38%2025-10-02
Fidelity Management Trust Company0.29%2026-06-17
Ownership history · 30
FiledHolderRatioChangePurpose
2026-06-17AmendedFidelity Management Trust Company2026-06-17 · amended0.29%no changeHeld for clients (discretionary / trust); Asset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended4.47%-0.98ppAsset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended5.24%+1.12ppAsset management / investment
2026-06-17AmendedFidelity Management Trust Company2026-06-17 · amended0.29%+0.02ppHeld for clients (discretionary / trust); Asset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended4.12%+1.09ppAsset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended5.45%-1.24ppAsset management / investment
2026-06-17AmendedFidelity Management Trust Company2026-06-17 · amended0.27%no changeHeld for clients (discretionary / trust); Asset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended3.03%no changeAsset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended6.69%-0.01ppAsset management / investment
2026-06-17AmendedFidelity Management Trust Company2026-06-17 · amended0.27%+0.01ppHeld for clients (discretionary / trust); Asset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended3.03%no changeAsset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended6.70%no changeAsset management / investment
2026-06-17AmendedFidelity Management Trust Company2026-06-17 · amended0.26%no changeHeld for clients (discretionary / trust); Asset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended3.03%no changeAsset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended6.70%-0.01ppAsset management / investment
2026-06-17AmendedFidelity Management Trust Company2026-06-17 · amended0.26%newHeld for clients (discretionary / trust); Asset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended3.03%+0.11ppAsset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended6.71%+0.17ppAsset management / investment
2026-06-17AmendedFIAM LLC2026-06-17 · amended2.92%newAsset management / investment
2026-06-17AmendedFidelity Management & Research Company LLC2026-06-17 · amended6.54%newAsset management / investment

Each holder in 5% reports, joint holders included. Purpose is classified from the filed text.