PEAK6
JEF icon

PEAK6’s Jefferies Financial Group JEF Stock Holding History

PEAK6’s Portfolio JEF Stock Details JEF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$11.5M Buy
229,500
+152,800
+199% +$7.88M 0.02% 510
2026
Q1 		$3.17M Buy
76,700
+55,000
+253% +$2.85M 0.01% 1125
2025
Q4 		$1.34M Sell
21,700
-11,800
-35% -$676K ﹤0.01% 1633
2025
Q3 		$2.19M Buy
33,500
+30,700
+1,096% +$1.87M ﹤0.01% 1448
2025
Q2 		$153K Buy
+2,800
New +$139K ﹤0.01% 2535
2025
Q1 		– Sell
-26,800
Closed -$2.1M – 3290
2024
Q4 		$2.1M Buy
+26,800
New +$1.93M ﹤0.01% 1385

Other funds holding JEF

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 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
SMFG
Sumitomo Mitsui Financial Group Tokyo, Japan $5.27B AUM 2.94% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
MMLI
Massachusetts Mutual Life Insurance Springfield, Massachusetts $2.38B AUM 57.6% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

PEAK6's JEF Position: Q2 2026 in Review

PEAK6 increased its Jefferies Financial Group (JEF) stake by 25% in Q2 2026, buying an estimated $550K and bringing the position to 53,141 shares worth $2.66M. The position accounts for 0.01% of the portfolio, ranked #1160.

PEAK6 first reported a position in JEF in Q1 2025 and has held it in 6 quarters since. The position peaked at $13.1M in Q3 2025. 590 funds tracked by Wall St. Rank hold JEF as of Q2 2026.

  • PEAK6 held 53,141 shares of Jefferies Financial Group worth $2.66M as of Q2 2026.
  • PEAK6 bought 10,664 Jefferies Financial Group shares in Q2 2026, an estimated $550K.
  • Jefferies Financial Group made up 0.01% of PEAK6's portfolio in Q2 2026, its #1160 holding.
  • PEAK6 first reported a position in Jefferies Financial Group in Q1 2025 and has held it in 6 quarters since.
  • PEAK6's Jefferies Financial Group position peaked at $13.1M in Q3 2025.
  • 590 funds tracked by Wall St. Rank held Jefferies Financial Group as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.