CenterBook Partners’s Mechanics Bancorp MCHB Stock Holding History

CenterBook Partners’s Portfolio MCHB Stock Details MCHB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$4.47M	Sell	281,168 -234,557	-45%	-$3.51M	0.22%	117
2026 Q1	$7.61M	Sell	515,725 -334,845	-39%	-$4.96M	0.41%	58
2025 Q4	$12.4M	Buy	850,570 +742,641	+688%	+$10.3M	0.61%	33
2025 Q3	$1.44M	Buy	+107,929	New	+$1.44M	0.07%	318
2024 Q2	–	Sell	-54,520	Closed	-$821K	–	419
2024 Q1	$821K	Buy	+54,520	New	+$749K	0.06%	326

Other funds holding MCHB

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

MBTD

Mechanics Bank - Trust Department Walnut Creek, California $808M AUM 23.44% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

GKIM

GW&K Investment Management Boston, Massachusetts $12.8B AUM 48.82% 1-Year Est. Return

MMA

Miracle Mile Advisors Los Angeles, California $8.53B AUM 21.43% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

CenterBook Partners's MCHB Position: Q2 2026 in Review

CenterBook Partners reduced its Mechanics Bancorp (MCHB) stake by 45% in Q2 2026, selling an estimated $3.51M and leaving 281,168 shares worth $4.47M. The position accounts for 0.22% of the portfolio, ranked #117.

CenterBook Partners first reported a position in MCHB in Q1 2024 and has held it in 5 quarters since. The position peaked at $12.4M in Q4 2025. 143 funds tracked by Wall St. Rank hold MCHB as of Q2 2026.

CenterBook Partners held 281,168 shares of Mechanics Bancorp worth $4.47M as of Q2 2026.
CenterBook Partners sold 234,557 Mechanics Bancorp shares in Q2 2026, an estimated $3.51M.
Mechanics Bancorp made up 0.22% of CenterBook Partners's portfolio in Q2 2026, its #117 holding.
CenterBook Partners first reported a position in Mechanics Bancorp in Q1 2024 and has held it in 5 quarters since.
CenterBook Partners's Mechanics Bancorp position peaked at $12.4M in Q4 2025.
143 funds tracked by Wall St. Rank held Mechanics Bancorp as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.