Andersen Group Inc.
ANDG- Exchange
- NYSE
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0002065708
In the last 90 days, Andersen Group Inc. insiders filed 0 open-market purchases and 1 sale; 87 institutions reported holding it in 13F filings for Q2 2026, worth $627.5M in total; Soros Fund Management is the only superinvestor holding it.
Holders of 5% or more of ANDG
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Andersen Group Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Brown Advisory Inc | 13G/A | 19.89%2.52M shares | −3.40 ppfrom 23.29% | Feb 5, 20264 filings | May 15, 2026 | SEC |
| JPMorgan Chase & Co | 13G | 14.00%1.77M shares | New | Jan 7, 20261 filing | Jan 7, 2026 | SEC |
| Durable Capital Partners LP | 13G | 13.20%1.67M shares | New | Dec 29, 20251 filing | Dec 29, 2025 | SEC |
| Royce & Associates LP | 13G/A | 11.55%1.46M shares | +5.47 ppfrom 6.08% | Jan 20, 20262 filings | Mar 3, 2026 | SEC |
| J. Goldman & Co LP | 13G | 9.17%1.16M shares | New | Feb 17, 20261 filing | Feb 17, 2026 | SEC |
| Franklin Resources Inc | 13G/A | 8.90%1.13M shares | +1.00 ppfrom 7.90% | Jan 29, 20262 filings | Apr 29, 2026 | SEC |
| Bamco Inc | 13G | 7.12%900.1K shares | New | May 15, 20261 filing | May 15, 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
14 Schedule 13D and 13G filings on Andersen Group Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 20262:53 PM ET | Brown Advisory Incand 4 others | 13G/A | 19.89%2.52M shares | −3.40 ppfrom 23.29% | Mar 31, 2026 | SEC |
| May 15, 20261:37 PM ET | Bamco Incand 4 others | 13G | 7.12%900.1K shares | New | Mar 31, 2026 | SEC |
| May 15, 20267:04 AM ET | Driehaus Capital Management LLC | 13G/A | 4.43%560.2K shares | −1.01 ppfrom 5.44%Below 5% | Mar 31, 2026 | SEC |
| Apr 29, 202611:00 AM ET | Franklin Resources Incand 3 others | 13G/A | 8.90%1.13M shares | +1.00 ppfrom 7.90% | Mar 31, 2026 | SEC |
| Mar 6, 20265:43 PM ET | Brown Advisory Incand 4 others | 13G/A | 23.29%2.95M shares | +7.99 ppfrom 15.30% | Feb 28, 2026 | SEC |
| Mar 3, 20262:46 PM ET | Royce & Associates LP | 13G/A | 11.55%1.46M shares | +5.47 ppfrom 6.08% | Feb 28, 2026 | SEC |
| Feb 17, 20269:19 AM ET | Driehaus Capital Management LLC | 13G | 5.44%688.7K shares | New | Dec 31, 2025 | SEC |
| Feb 17, 20269:01 AM ET | J. Goldman & Co LPand 2 others | 13G | 9.17%1.16M shares | New | Dec 31, 2025 | SEC |
| Feb 12, 20269:14 AM ET | Brown Advisory Incand 3 others | 13G/A | 15.30%1.94M shares | 0.00 ppfrom 15.30% | Dec 31, 2025 | SEC |
| Feb 5, 20265:21 PM ET | Brown Advisory Incand 3 others | 13G | 15.30%1.94M shares | New | Feb 4, 2026 | SEC |
| Jan 29, 202611:30 AM ET | Franklin Resources Incand 3 others | 13G | 7.90%997.5K shares | New | Dec 31, 2025 | SEC |
| Jan 20, 20269:45 AM ET | Royce & Associates LP | 13G | 6.08%769.3K shares | New | Dec 31, 2025 | SEC |
| Jan 7, 20269:51 AM ET | JPMorgan Chase & Co | 13G | 14.00%1.77M shares | New | Dec 31, 2025 | SEC |
| Dec 29, 20254:05 PM ET | Durable Capital Partners LP | 13G | 13.20%1.67M shares | New | Dec 17, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Andersen Group Inc. shares.
No Form 144 notices for Andersen Group Inc. are on file.