Optiver Holding
NFBK icon

Optiver Holding’s Northfield Bancorp NFBK Stock Holding History

Optiver Holding’s Portfolio NFBK Stock Details NFBK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.25K Buy
388
+88
+29% +$1.13K ﹤0.01% 1399
2025
Q4 		$3.43K Hold
300
– – ﹤0.01% 1659
2025
Q3 		$3.54K Buy
+300
New +$3.44K ﹤0.01% 2061

Other funds holding NFBK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
MI
M3F Inc Salt Lake City, Utah $404M AUM 17.61% 1-Year Est. Return

Optiver Holding's NFBK Position: Q1 2026 in Review

Optiver Holding increased its Northfield Bancorp (NFBK) stake by 29% in Q1 2026, buying an estimated $1.13K and bringing the position to 388 shares worth $5.25K. The position accounts for ﹤0.01% of the portfolio, ranked #1399.

Optiver Holding first reported a position in NFBK in Q3 2025 and has held it in 3 quarters since. 164 funds tracked by Wall St. Rank hold NFBK as of Q1 2026.

  • Optiver Holding held 388 shares of Northfield Bancorp worth $5.25K as of Q1 2026.
  • Optiver Holding bought 88 Northfield Bancorp shares in Q1 2026, an estimated $1.13K.
  • Northfield Bancorp made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #1399 holding.
  • Optiver Holding first reported a position in Northfield Bancorp in Q3 2025 and has held it in 3 quarters since.
  • 164 funds tracked by Wall St. Rank held Northfield Bancorp as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.