30 institutions reported holding $8.7M of IMMUCELL CORP (ICCC) in SEC 13F filings for 2026-03-31. Largest institutional holders: VANGUARD CAPITAL MANAGEMENT LLC ($1.6M), MORGAN STANLEY ($1.4M), RENAISSANCE TECHNOLOGIES LLC ($960,824), Cresset Asset Management, LLC ($856,240), Bleichroeder LP ($643,090). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | $1.6M | 260,327 | New |
| 2 | MORGAN STANLEY | $1.4M | 221,716 | Added |
| 3 | RENAISSANCE TECHNOLOGIES LLC | $960,824 | 151,789 | Added |
| 4 | Cresset Asset Management, LLC | $856,240 | 135,267 | Hold |
| 5 | Bleichroeder LP | $643,090 | 101,594 | Hold |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $416,393 | 65,765 | Trimmed |
| 7 | DIMENSIONAL FUND ADVISORS LP | $354,669 | 56,030 | Added |
| 8 | Steadtrust LLC | $344,162 | 54,370 | Trimmed |
| 9 | VANGUARD FIDUCIARY TRUST CO | $270,095 | 42,669 | New |
| 10 | Mesirow Financial Investment Management, Inc. | $268,905 | 42,481 | Added |
| 11 | NORTHERN TRUST CORP | $263,442 | 41,618 | Added |
| 12 | Strategic Financial Services, Inc. | $234,210 | 37,000 | Hold |
| 13 | CITADEL ADVISORS LLC | $225,956 | 35,696 | Trimmed |
| 14 | SHUFRO ROSE & CO LLC | $221,550 | 35,000 | Hold |
| 15 | HighTower Advisors, LLC | $154,161 | 24,354 | Added |
| 16 | BlackRock, Inc. | $115,117 | 18,186 | Added |
| 17 | Militia Capital Management LLC | $113,940 | 18,000 | New |
| 18 | Essex Financial Services, Inc. | $69,630 | 11,000 | Hold |
| 19 | BAILARD, INC. | $63,946 | 10,102 | New |
| 20 | HM PAYSON & CO | $25,320 | 4,000 | Hold |
| 21 | UBS Group AG | $7,045 | 1,113 | Trimmed |
| 22 | OSAIC HOLDINGS, INC. | $2,475 | 391 | Hold |
| 23 | HARBOUR INVESTMENTS, INC. | $1,583 | 250 | Hold |
| 24 | Advisory Services Network, LLC | $1,266 | 200 | New |
| 25 | Capital Advisors, Ltd. LLC | $1,000 | 98 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31