Jane Street
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Jane Street’s Columbia Banking Systems COLB Stock Holding History

Jane Street’s Portfolio COLB Stock Details COLB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$939K Buy
29,300
+1,200
+4% +$35.6K ﹤0.01% 6680
2026
Q1 		$771K Buy
28,100
+11,800
+72% +$341K ﹤0.01% 7067
2025
Q4 		$456K Sell
16,300
-1,300
-7% -$35.2K ﹤0.01% 7916
2025
Q3 		$453K Buy
17,600
+6,900
+64% +$175K ﹤0.01% 8072
2025
Q2 		$250K Buy
+10,700
New +$248K ﹤0.01% 8161
2024
Q3 		– Sell
-10,500
Closed -$209K – 9649
2024
Q2 		$209K Sell
10,500
-65,800
-86% -$1.25M ﹤0.01% 8322
2024
Q1 		$1.48M Buy
76,300
+28,900
+61% +$595K ﹤0.01% 4674
2023
Q4 		$1.26M Buy
+47,400
New +$1.05M ﹤0.01% 5153
2023
Q3 		– Sell
-10,900
Closed -$221K – 8713
2023
Q2 		$221K Buy
+10,900
New +$230K ﹤0.01% 7555

Other funds holding COLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Jane Street's COLB Position: Q2 2026 in Review

Jane Street increased its Columbia Banking Systems (COLB) stake by 431% in Q2 2026, buying an estimated $18.6M and bringing the position to 772,641 shares worth $24.8M. The position accounts for ﹤0.01% of the portfolio, ranked #1956.

Jane Street first reported a position in COLB in Q3 2014 and has held it in 27 quarters since. 554 funds tracked by Wall St. Rank hold COLB as of Q2 2026.

  • Jane Street held 772,641 shares of Columbia Banking Systems worth $24.8M as of Q2 2026.
  • Jane Street bought 627,111 Columbia Banking Systems shares in Q2 2026, an estimated $18.6M.
  • Columbia Banking Systems made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #1956 holding.
  • Jane Street first reported a position in Columbia Banking Systems in Q3 2014 and has held it in 27 quarters since.
  • 554 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.