Xanadu Quantum Technologies Ltd
XNDU- Exchange
- Nasdaq
- Industry
- Electronic Computers
- SEC CIK
- 0002097163
No open-market purchases or sales by Xanadu Quantum Technologies Ltd insiders were filed in the last 90 days; 73 institutions reported holding it in 13F filings for Q2 2026, worth $688.4M in total; no superinvestor holds it.
Holders of 5% or more of XNDU
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Xanadu Quantum Technologies Ltd, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Omers Administration Corp | 13G | 48.50%40.2M shares | New | Apr 8, 20261 filing | Apr 8, 2026 | SEC |
| Georgian Partners Growth Fund (International) IV, LP | 13D | 40.80%29.7M shares | New | Apr 8, 20261 filing | Apr 8, 2026 | SEC |
| Radical Ventures Fund II (International), L.P. | 13G | 21.56%11.9M shares | New | May 6, 20261 filing | May 6, 2026 | SEC |
| Weedbrook Christian | 13D/A | 20.20%41.9M shares | −31.60 ppfrom 51.80% | Apr 2, 20262 filings | Sep 24, 2026 | SEC |
| Bessemer Venture Partners XI Institutional L.P. | 13G | 9.99%22.9M shares | New | Apr 2, 20261 filing | Apr 2, 2026 | SEC |
| GIC Private Ltd | 13G | 6.68%3.10M shares | New | Apr 7, 20261 filing | Apr 7, 2026 | SEC |
| Lockheed Martin Investment Management Co | 13G | 5.10%2.31M shares | New | May 4, 20261 filing | May 4, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
15 Schedule 13D and 13G filings on Xanadu Quantum Technologies Ltd, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 25, 20264:52 PM ET | BDC Capital Inc. | 13G | 4.00%6.66M shares | NewBelow 5% | Sep 20, 2026 | SEC |
| Sep 24, 20266:16 PM ET | Weedbrook Christian | 13D/A | 20.20%41.9M shares | −31.60 ppfrom 51.80% | Sep 22, 2026 | SEC |
| Sep 24, 20264:33 PM ET | Saluja Dipenderand 3 others | 13G/A | 0.00%57.5K shares | −19.90 ppfrom 19.90%Below 5% | Sep 22, 2026 | SEC |
| Jun 25, 20265:50 PM ET | Millennium Management LLCand 2 others | 13G | 0.20%82.7K shares | NewBelow 5% | Jun 17, 2026 | SEC |
| May 15, 202612:42 PM ET | Polar Asset Management Partners Inc. | 13G/A | 4.60%2.00M shares | –Below 5% | Mar 31, 2026 | SEC |
| May 6, 20265:41 PM ET | Radical Ventures Fund II (International), L.P.and 2 others | 13G | 21.56%11.9M shares | New | Mar 26, 2026 | SEC |
| May 5, 20262:17 PM ET | MMCAP International Inc. SPCand 1 other | 13G/A | 0.00%0 shares | −15.90 ppfrom 15.90%Below 5% | May 4, 2026 | SEC |
| May 4, 20264:20 PM ET | Lockheed Martin Investment Management Coand 1 other | 13G | 5.10%2.31M shares | New | Mar 26, 2026 | SEC |
| Apr 9, 20263:54 PM ET | MMCAP International Inc. SPCand 1 other | 13G | 15.90%68.8M shares | New | Mar 26, 2026 | SEC |
| Apr 8, 20266:15 PM ET | Georgian Partners Growth Fund (International) IV, LPand 6 others | 13D | 40.80%29.7M shares | New | Mar 26, 2026 | SEC |
| Apr 8, 202611:16 AM ET | Omers Administration Corp | 13G | 48.50%40.2M shares | New | Mar 26, 2026 | SEC |
| Apr 7, 20269:51 PM ET | GIC Private Ltdand 2 others | 13G | 6.68%3.10M shares | New | Mar 26, 2026 | SEC |
| Apr 2, 20266:28 PM ET | Weedbrook Christian | 13D | 51.80%46.4M shares | New | Mar 26, 2026 | SEC |
| Apr 2, 20265:26 PM ET | Saluja Dipenderand 3 others | 13G | 19.90%10.8M shares | New | Mar 26, 2026 | SEC |
| Apr 2, 20264:30 PM ET | Bessemer Venture Partners XI Institutional L.P.and 3 others | 13G | 9.99%22.9M shares | New | Mar 26, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Xanadu Quantum Technologies Ltd shares.
No Form 144 notices for Xanadu Quantum Technologies Ltd are on file.