| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC | 5.1% | $12,526,713 | 416,051 | The Vanguard Group | 30 Jun 2025 |
As of 30 Sep 2025, 71 institutional investors reported holding 2,771,577 shares of MIDDLEFIELD BANC CORP - Common Stock (MBCN). This represents 34% of the company’s total 8,094,377 outstanding shares.
The largest institutional shareholders of MIDDLEFIELD BANC CORP - Common Stock (MBCN) together control 32% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Castle Creek Capital Partners VI, LP | 6.9% | 560,500 | 0% | 30% | $16,820,605 |
| BlackRock, Inc. | 5.9% | 473,561 | -1.3% | 0% | $14,211,565 |
| VANGUARD GROUP INC | 5.1% | 413,738 | -0.56% | 0% | $12,416,278 |
| ALLIANCEBERNSTEIN L.P. | 2.4% | 197,516 | +9.9% | 0% | $5,927,455 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.1% | 170,738 | -0.23% | 0% | $5,124,657 |
| STATE STREET CORP | 1.3% | 104,025 | -0.21% | 0% | $3,121,790 |
| Elizabeth Park Capital Advisors, Ltd. | 1.2% | 96,497 | +12% | 2.3% | $2,895,875 |
| DIMENSIONAL FUND ADVISORS LP | 1% | 83,877 | -1.4% | 0% | $2,517,308 |
| NORTHERN TRUST CORP | 0.68% | 55,432 | +1.3% | 0% | $1,663,515 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.62% | 50,422 | +3.7% | 0.03% | $1,513,164 |
| Stratos Investment Management, LLC | 0.49% | 39,404 | 0% | 0.05% | $1,182,514 |
| Clearstead Advisors, LLC | 0.49% | 39,368 | -7.5% | 0.02% | $1,181,434 |
| HUNTINGTON NATIONAL BANK | 0.47% | 38,290 | 0% | 0.01% | $1,149,084 |
| RENAISSANCE TECHNOLOGIES LLC | 0.45% | 36,112 | -2.4% | 0% | $1,083,721 |
| CITADEL ADVISORS LLC | 0.35% | 28,515 | +37% | 0% | $855,736 |
| Bank of New York Mellon Corp | 0.34% | 27,434 | -0.25% | 0% | $823,291 |
| REDMONT WEALTH ADVISORS LLC | 0.33% | 26,466 | -0.02% | 1.1% | $794,245 |
| BARCLAYS PLC | 0.3% | 24,674 | -7% | 0% | $740,465 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.26% | 21,424 | 0% | 0% | $642,934 |
| Empowered Funds, LLC | 0.25% | 20,422 | +9.8% | 0.01% | $612,864 |
| Riggs Asset Managment Co. Inc. | 0.23% | 18,390 | 0% | 0.12% | $551,884 |
| MORGAN STANLEY | 0.21% | 17,009 | -25% | 0% | $510,440 |
| WELLS FARGO & COMPANY/MN | 0.2% | 16,465 | +5.3% | 0% | $494,114 |
| GOLDMAN SACHS GROUP INC | 0.2% | 16,372 | +77% | 0% | $491,323 |
| Cetera Investment Advisers | 0.17% | 13,882 | +17% | 0% | $416,599 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 1,377 | $47,563 | +$4,110 | $34.54 | 4 |
| 2025 Q3 | 2,771,577 | $83,175,437 | -$124,574 | $30.01 | 71 |
| 2025 Q2 | 2,774,718 | $83,548,629 | +$2,432,893 | $30.11 | 67 |
| 2025 Q1 | 2,698,181 | $75,407,525 | -$502,934 | $27.95 | 68 |
| 2024 Q4 | 2,716,763 | $76,207,419 | +$1,865,233 | $28.05 | 62 |
| 2024 Q3 | 2,649,738 | $76,313,828 | +$2,135,984 | $28.80 | 59 |
| 2024 Q2 | 2,562,421 | $61,619,788 | +$622,433 | $24.05 | 57 |
| 2024 Q1 | 2,531,587 | $60,366,096 | -$1,089,279 | $23.88 | 51 |
| 2023 Q4 | 2,566,054 | $83,060,463 | +$2,902,514 | $32.37 | 56 |
| 2023 Q3 | 1,919,686 | $48,777,057 | -$3,269,452 | $25.41 | 48 |
| 2023 Q2 | 2,056,342 | $55,109,685 | +$13,240,100 | $26.80 | 51 |
| 2023 Q1 | 1,568,376 | $43,937,136 | +$449,993 | $28.02 | 41 |
| 2022 Q4 | 1,554,985 | $42,604,289 | -$2,981,633 | $27.40 | 41 |
| 2022 Q3 | 1,665,257 | $45,126,152 | +$484,405 | $27.10 | 35 |
| 2022 Q2 | 1,631,864 | $41,121,000 | -$1,476,027 | $25.20 | 35 |
| 2022 Q1 | 1,712,223 | $42,491,000 | +$118,758 | $24.81 | 39 |
| 2021 Q4 | 1,707,439 | $42,351,670 | -$3,708,099 | $24.80 | 38 |
| 2021 Q3 | 1,795,439 | $42,882,794 | -$3,329,618 | $23.84 | 35 |
| 2021 Q2 | 1,934,917 | $45,659,779 | -$9,701,811 | $23.60 | 43 |
| 2021 Q1 | 2,370,191 | $49,689,086 | +$854,728 | $20.96 | 44 |
| 2020 Q4 | 2,327,293 | $52,360,758 | +$1,128,070 | $22.50 | 45 |
| 2020 Q3 | 2,277,131 | $43,967,376 | +$1,399,550 | $19.30 | 42 |
| 2020 Q2 | 2,201,392 | $45,667,690 | +$7,849,870 | $20.75 | 42 |
| 2020 Q1 | 1,839,441 | $29,074,032 | +$349,768 | $15.81 | 36 |
| 2019 Q4 | 1,782,787 | $46,513,572 | +$23,459,108 | $26.09 | 39 |
| 2019 Q3 | 874,366 | $40,927,668 | -$2,114,068 | $46.79 | 38 |
| 2019 Q2 | 936,436 | $38,384,380 | -$3,719,010 | $41.00 | 41 |
| 2019 Q1 | 1,034,085 | $42,615,290 | -$620,018 | $41.21 | 49 |
| 2018 Q4 | 1,047,511 | $44,403,437 | -$185,312 | $42.43 | 45 |
| 2018 Q3 | 1,051,302 | $49,310,851 | +$952,110 | $47.08 | 45 |
| 2018 Q2 | 1,026,927 | $52,075,222 | +$4,215,379 | $50.70 | 48 |
| 2018 Q1 | 944,981 | $46,645,214 | +$1,652,478 | $49.10 | 46 |
| 2017 Q4 | 911,660 | $44,077,607 | +$2,129,402 | $48.20 | 44 |
| 2017 Q3 | 867,880 | $40,093,756 | +$2,956,895 | $46.10 | 44 |
| 2017 Q2 | 803,566 | $39,990,810 | +$30,024,121 | $50.40 | 40 |
| 2017 Q1 | 197,765 | $8,932,000 | +$4,679,562 | $45.19 | 16 |
| 2016 Q4 | 94,784 | $3,669,000 | +$674,674 | $38.71 | 13 |
| 2016 Q3 | 89,853 | $3,042,000 | +$19,534 | $33.82 | 13 |
| 2016 Q2 | 96,606 | $3,063,000 | -$473,605 | $31.66 | 16 |
| 2016 Q1 | 111,504 | $3,514,000 | +$88,089 | $31.52 | 15 |
| 2015 Q4 | 108,738 | $3,522,000 | +$326,367 | $32.39 | 16 |
| 2015 Q3 | 98,175 | $3,006,000 | -$135,621 | $30.62 | 11 |
| 2015 Q2 | 90,372 | $2,919,000 | -$136,127 | $31.67 | 11 |
| 2015 Q1 | 95,115 | $3,014,000 | +$94,144 | $31.61 | 10 |
| 2014 Q4 | 92,137 | $3,144,000 | +$16,827 | $34.50 | 10 |
| 2014 Q3 | 92,361 | $3,126,000 | +$1,832,152 | $33.84 | 11 |
| 2014 Q2 | 38,235 | $1,129,000 | +$766,000 | $29.54 | 2 |
| 2014 Q1 | 12,272 | $333,000 | $27.13 | 1 |