Mariner
NBTB icon

Mariner’s NBT Bancorp NBTB Stock Holding History

Mariner’s Portfolio NBTB Stock Details NBTB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$795K Buy
16,113
+3,081
+24% +$141K ﹤0.01% 2126
2026
Q1 		$555K Buy
13,032
+2,608
+25% +$113K ﹤0.01% 2414
2025
Q4 		$433K Buy
10,424
+950
+10% +$39.5K ﹤0.01% 2554
2025
Q3 		$396K Buy
9,474
+2,945
+45% +$126K ﹤0.01% 2602
2025
Q2 		$271K Buy
+6,529
New +$272K ﹤0.01% 2804

Other funds holding NBTB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $15.3B AUM 40.56% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

Mariner's NBTB Position: Q2 2026 in Review

Mariner increased its NBT Bancorp (NBTB) stake by 24% in Q2 2026, buying an estimated $141K and bringing the position to 16,113 shares worth $795K. The position accounts for ﹤0.01% of the portfolio, ranked #2126.

Mariner first reported a position in NBTB in Q2 2025 and has held it in 5 quarters since. 286 funds tracked by Wall St. Rank hold NBTB as of Q2 2026.

  • Mariner held 16,113 shares of NBT Bancorp worth $795K as of Q2 2026.
  • Mariner bought 3,081 NBT Bancorp shares in Q2 2026, an estimated $141K.
  • NBT Bancorp made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2126 holding.
  • Mariner first reported a position in NBT Bancorp in Q2 2025 and has held it in 5 quarters since.
  • 286 funds tracked by Wall St. Rank held NBT Bancorp as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.