Ken Griffin
RMR icon

Ken Griffin’s The RMR Group RMR Stock Holding History

Ken Griffin’s Portfolio RMR Stock Details RMR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$303K Buy
19,600
+2,700
+16% +$43.8K ﹤0.01% 10450
2025
Q4 		$252K Buy
16,900
+2,300
+16% +$35K ﹤0.01% 10535
2025
Q3 		$230K Buy
14,600
+4,400
+43% +$73.5K ﹤0.01% 10946
2025
Q2 		$167K Sell
10,200
-3,700
-27% -$56.7K ﹤0.01% 10860
2025
Q1 		$231K Buy
13,900
+5,000
+56% +$91.9K ﹤0.01% 10165
2024
Q4 		$184K Buy
8,900
+3,800
+75% +$88K ﹤0.01% 10583
2024
Q3 		$129K Sell
5,100
-11,900
-70% -$294K ﹤0.01% 10766
2024
Q2 		$384K Buy
17,000
+500
+3% +$11.7K ﹤0.01% 8606
2024
Q1 		$396K Sell
16,500
-700
-4% -$17.5K ﹤0.01% 8877
2023
Q4 		$486K Sell
17,200
-20,300
-54% -$496K ﹤0.01% 8175
2023
Q3 		$920K Sell
37,500
-4,200
-10% -$101K ﹤0.01% 6741
2023
Q2 		$966K Buy
41,700
+16,700
+67% +$390K ﹤0.01% 6527
2023
Q1 		$656K Buy
+25,000
New +$700K ﹤0.01% 7734

Other funds holding RMR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
FFL
Flat Footed LLC Wilson, Wyoming $920M AUM 86.47% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Ken Griffin's RMR Position: Q1 2026 in Review

Ken Griffin increased its The RMR Group (RMR) stake by 197% in Q1 2026, buying an estimated $537K and bringing the position to 49,885 shares worth $772K. The position accounts for ﹤0.01% of the portfolio, ranked #8279.

Ken Griffin first reported a position in RMR in Q4 2018 and has held it in 30 quarters since. The position peaked at $13.1M in Q3 2021. 169 funds tracked by Wall St. Rank hold RMR as of Q1 2026.

  • Ken Griffin held 49,885 shares of The RMR Group worth $772K as of Q1 2026.
  • Ken Griffin bought 33,086 The RMR Group shares in Q1 2026, an estimated $537K.
  • The RMR Group made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #8279 holding.
  • Ken Griffin first reported a position in The RMR Group in Q4 2018 and has held it in 30 quarters since.
  • Ken Griffin's The RMR Group position peaked at $13.1M in Q3 2021.
  • 169 funds tracked by Wall St. Rank held The RMR Group as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.