MAM
JHG

Martingale Asset Management’s Janus Henderson JHG Stock Holding History

Martingale Asset Management’s Portfolio JHG Stock Details JHG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-147,620
Closed -$7.02M – 834
2025
Q4 		$7.02M Buy
147,620
+2,410
+2% +$107K 0.18% 131
2025
Q3 		$6.46M Sell
145,210
-3,984
-3% -$172K 0.16% 140
2025
Q2 		$5.79M Sell
149,194
-3,322
-2% -$117K 0.14% 141
2025
Q1 		$5.51M Buy
152,516
+10,442
+7% +$430K 0.14% 147
2024
Q4 		$6.04M Sell
142,074
-11,438
-7% -$485K 0.15% 143
2024
Q3 		$5.84M Buy
153,512
+159
+0.1% +$5.75K 0.13% 151
2024
Q2 		$5.17M Buy
153,353
+4
+0% +$131 0.11% 160
2024
Q1 		$5.04M Buy
153,349
+133,564
+675% +$4.08M 0.1% 166
2023
Q4 		$597K Buy
+19,785
New +$511K 0.01% 569
2022
Q2 		– Sell
-11,968
Closed -$420K – 863
2022
Q1 		$420K Buy
11,968
+6,319
+112% +$228K 0.01% 673
2021
Q4 		$237K Buy
+5,649
New +$249K ﹤0.01% 776

Other funds holding JHG

TFM
Trian Fund Management New York $4.23B AUM 31.93% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Allianz Asset Management
Allianz Asset Management Munich, Germany $112B AUM 36.28% 1-Year Est. Return

Martingale Asset Management's JHG Position: Q1 2026 in Review

Martingale Asset Management sold out of Janus Henderson (JHG) in Q1 2026, closing a stake of 147,620 shares — an estimated $7.02M sold.

Martingale Asset Management first reported a position in JHG in Q4 2021 and held it in 11 quarters. The position peaked at $7.02M in Q4 2025. 491 funds tracked by Wall St. Rank hold JHG as of Q1 2026.

  • Martingale Asset Management reported no remaining Janus Henderson position as of Q1 2026 after selling out during the quarter.
  • Martingale Asset Management sold 147,620 Janus Henderson shares in Q1 2026, an estimated $7.02M.
  • Martingale Asset Management first reported a position in Janus Henderson in Q4 2021 and held it in 11 quarters.
  • Martingale Asset Management's Janus Henderson position peaked at $7.02M in Q4 2025.
  • 491 funds tracked by Wall St. Rank held Janus Henderson as of Q1 2026.

Based on Martingale Asset Management's 13F filing for Q1 2026, filed 13 May 2026.