Guardian Phrmcy Services-AGRDN
13F holders, Q3 2025 (September 30)At the end of Q3 2025, 112 institutions reported holding Guardian Phrmcy Services-A (GRDN) in their 13F filings, up 7 from Q2 2025. 22 opened new positions and 16 sold out. The largest holders were Brown Advisory Inc. ($46.1M), BlackRock, Inc. ($40.6M) and Wellington Management Group LLP ($30.0M). 4 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Guardian Phrmcy Services-A
- CUSIP
- 40145W101
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 22 | $38.1M |
| Exits | 16 | $9.7M |
All 13F filers, Q2 2025 → Q3 2025: 5,422,243 shares bought and 3,951,622 shares sold, net +1,470,621 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 112 holders
| Brown Advisory Inc. | 0.06% | Add +4.5% | 1,759,087 | $46.1M |
| BlackRock, Inc. | 0.00% | Add +69.7% | 1,548,041 | $40.6M |
| Wellington Management Group LLP | 0.01% | Add +3.3% | 1,143,729 | $30.0M |
| Valiant Capital Management, L.P. | 2.59% | New | 1,064,722 | $27.9M |
| Franklin Resources Inc. | 0.01% | Add +8.2% | 1,056,240 | $27.7M |
| Vanguard Group Inc. | 0.00% | Add +9.1% | 1,055,102 | $27.7M |
| Woodline Partners LP | 0.13% | Add +0.1% | 1,053,906 | $27.6M |
| Boston Partners | 0.03% | Add +418.7% | 1,046,877 | $26.9M |
| TimesSquare Capital Management, LLC | 0.32% | Add +5.6% | 860,173 | $22.6M |
| Silvercrest Asset Management Group LLC | 0.15% | Reduce -6.4% | 855,337 | $22.4M |
| J. Goldman & Co LP | 0.65% | Reduce -63.2% | 656,860 | $17.2M |
| Aristotle Capital Boston, LLC | 0.88% | Add +58.5% | 649,463 | $17.0M |
| Nuveen, LLC | 0.00% | Add +2.6% | 566,343 | $14.9M |
| Driehaus Capital Management LLC | 0.10% | Add +29.6% | 523,935 | $13.7M |
| Geode Capital Management, LLC | 0.00% | Add +31.9% | 444,108 | $11.7M |
| State Street Corp. | 0.00% | Add +57.1% | 408,745 | $10.7M |
| Millennium Management | 0.01% | Add +725.2% | 342,038 | $9.0M |
| Clearbridge Investments, LLC | 0.01% | Reduce -36.5% | 282,850 | $7.4M |
| Royce & Associates LP | 0.07% | Add +4.9% | 268,137 | $7.0M |
| Lazard Asset Management LLC | 0.01% | Reduce -15.4% | 250,841 | $6.6M |
| Peregrine Capital Management LLC | 0.18% | Add +8.2% | 232,011 | $6.1M |
| Sei Investments Co. | 0.01% | Add +27.6% | 231,602 | $6.1M |
| Alyeska Investment Group, L.P. | 0.02% | Reduce -73.4% | 207,393 | $5.4M |
| Bank of America Corp. | 0.00% | Add +323.3% | 206,143 | $5.4M |
| Allspring Global Investments Holdings, LLC | 0.01% | Reduce -28.3% | 204,955 | $5.4M |
| Walleye Capital LLC | 0.04% | Add +108.4% | 187,069 | $4.9M |
| Two Sigma Investments, LP | 0.01% | Add +124.5% | 176,737 | $4.6M |
| Northern Trust Corp. | 0.00% | Add +53.4% | 166,994 | $4.4M |
| Morgan Stanley | 0.00% | Add +381.9% | 158,875 | $4.2M |
| Renaissance Technologies | 0.01% | Add +299.5% | 146,600 | $3.8M |
| Marshall Wace, LLP | 0.00% | Add +806.0% | 139,897 | $3.7M |
| CSM Advisors, LLC | 0.10% | Add +40.9% | 135,665 | $3.6M |
| Goldman Sachs Group Inc. | 0.00% | Add +662.3% | 134,071 | $3.5M |
| Seven Grand Managers, LLC | 0.21% | Reduce -50.0% | 100,000 | $2.6M |
| Ghisallo Capital Management LLC | 0.09% | No change | 100,000 | $2.6M |
| Qube Research & Technologies Ltd | 0.00% | New | 96,285 | $2.5M |
| Rakuten Investment Management, Inc. | 0.01% | — | 16,493 | $2.3M |
| Citadel Advisors | 0.00% | Reduce -75.7% | 77,663 | $2.0M |
| Sterling Capital Management LLC | 0.03% | Add +31.7% | 71,178 | $1.9M |
| Jane Street Group, LLC | 0.00% | New | 68,328 | $1.8M |
| BNP Paribas Financial Markets | 0.00% | Add +5770.5% | 64,634 | $1.7M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +56.7% | 60,491 | $1.6M |
| Kornitzer Capital Management Inc. | 0.03% | No change | 50,000 | $1.3M |
| D. E. Shaw & Co. | 0.00% | New | 46,548 | $1.2M |
| Bank of New York Mellon Corp | 0.00% | Add +50.7% | 43,719 | $1.1M |
| Engineers Gate Manager LP | 0.01% | Add +21.5% | 41,800 | $1.1M |
| Swiss National Bank | 0.00% | Add +15.1% | 37,400 | $981K |
| UBS Group AG | 0.00% | Reduce -26.7% | 36,760 | $964K |
| Quantbot Technologies LP | 0.02% | Add +233.4% | 33,486 | $878K |
| Royal Bank of Canada | 0.00% | Add +1714.9% | 32,287 | $847K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -66.0% | 31,782 | $834K |
| Barclays PLC | 0.00% | Add +8.0% | 27,973 | $734K |
| Voleon Capital Management LP | 0.02% | New | 26,365 | $692K |
| Trexquant Investment LP | 0.01% | New | 26,216 | $688K |
| Rhumbline Advisers | 0.00% | Add +30.4% | 21,095 | $553K |
| Counterpoint Mutual Funds LLC | 0.04% | New | 19,495 | $511K |
| LPL Financial LLC | 0.00% | Add +6.9% | 18,962 | $497K |
| Legal & General Group Plc | 0.00% | Add +19.4% | 17,791 | $467K |
| California State Teachers Retirement System | 0.00% | Reduce -23.9% | 17,390 | $456K |
| Aquatic Capital Management LLC | 0.01% | New | 16,549 | $434K |
| Occudo Quantitative Strategies LP | 0.05% | Reduce -50.5% | 16,048 | $421K |
| Deutsche Bank AG | 0.00% | Add +32.8% | 15,948 | $418K |
| Premier Fund Managers Ltd | 0.02% | Reduce -30.7% | 14,952 | $390K |
| Penn Capital Management Company, LLC | 0.03% | Reduce -97.3% | 14,650 | $384K |
| Los Angeles Capital Management LLC | 0.00% | No change | 14,615 | $383K |
| Alliancebernstein L.P. | 0.00% | Add +44.4% | 14,300 | $375K |
| Two Sigma Advisers, LP | 0.00% | New | 14,000 | $367K |
| Magnetar Financial LLC | 0.00% | New | 13,782 | $362K |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.00% | Reduce -19.5% | 13,072 | $343K |
| Wells Fargo & Company | 0.00% | Add +82.1% | 12,005 | $315K |
| MetLife Investment Management, LLC | 0.00% | Add +46.7% | 11,743 | $308K |
| Man Group plc | 0.00% | Reduce -60.9% | 11,492 | $301K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | New | 11,491 | $301K |
| Maven Securities LTD | 0.06% | Reduce -91.1% | 11,146 | $292K |
| T. Rowe Price Associates Inc. | 0.00% | New | 10,476 | $275K |
| Invesco Ltd. | 0.00% | New | 10,457 | $274K |
| State of Tennessee, Department of Treasury | 0.00% | Add +7.5% | 9,379 | $246K |
| Envestnet Asset Management Inc. | 0.00% | Reduce -24.0% | 9,220 | $242K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +30.1% | 9,082 | $238K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 8,041 | $211K |
| Janus Henderson Group PLC | 0.00% | New | 8,000 | $210K |
| JPMorgan Chase & Co. | 0.00% | Add +31.1% | 7,899 | $207K |
| State of Wyoming | 0.02% | Add +93.3% | 5,258 | $138K |
| SG Americas Securities, LLC | 0.00% | New | 5,072 | $133K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | Add +106.3% | 5,042 | $132K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | New | 4,400 | $115K |
| Meeder Asset Management Inc. | 0.01% | No change | 4,145 | $109K |
| New York State Common Retirement Fund | 0.00% | Reduce -99.0% | 3,700 | $97K |
| KLP Kapitalforvaltning As | 0.00% | No change | 3,500 | $92K |
| Parkside Financial Bank & Trust | 0.01% | Add +70.5% | 3,248 | $85K |
| Compass Financial Services Inc | 0.03% | No change | 2,848 | $75K |
| Citigroup Inc. | 0.00% | Reduce -55.6% | 2,420 | $63K |
| US Bancorp \de | 0.00% | Add +1.1% | 2,399 | $63K |
| Investment Research & Advisory Group, Inc. | 0.01% | No change | 1,666 | $44K |
| Ameritas Investment Partners, Inc. | 0.00% | Add +26.5% | 1,647 | $43K |
| State of Alaska, Department of Revenue | 0.00% | New | 1,161 | $30K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -26.6% | 1,084 | $28K |
| Clearstead Advisors, LLC | 0.00% | Add +1115.1% | 887 | $23K |
| Amalgamated Bank | 0.00% | No change | 294 | $8K |
| Private Trust Co. NA | 0.00% | Add +2.6% | 275 | $7K |
"% of holder's portfolio" is GRDN's weight in each manager's 13F, not the share of Guardian Phrmcy Services-A the manager owns.