Ken Griffin
TBN

Ken Griffin’s Tamboran Resources TBN Stock Holding History

Ken Griffin’s Portfolio TBN Stock Details TBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.33M Sell
146,712
-328,883
-69% -$9.9M ﹤0.01% 3727
2025
Q4 		$13M Buy
+475,595
New +$12.1M ﹤0.01% 2903
2024
Q3 		– Sell
-33,956
Closed -$764K – 15453
2024
Q2 		$764K Buy
+33,956
New +$751K ﹤0.01% 7149

Other funds holding TBN

HHAM
HITE Hedge Asset Management Braintree, Massachusetts $1.77B AUM 38.67% 1-Year Est. Return
AIMCA
Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $17.9B AUM 27.57% 1-Year Est. Return
GGHC
Gilder Gagnon Howe & Co New York $8.34B AUM 46.58% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $3.34B AUM 167.64% 1-Year Est. Return
YCM
Yaupon Capital Management New York $3.2B AUM 46.52% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
AA
Ancient Art Austin, Texas $459M AUM 52.34% 1-Year Est. Return
ISL
Ingalls & Snyder LLC New York $2.83B AUM 21.61% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return
SCM
SCS Capital Management Boston, Massachusetts $10.6B AUM 19.73% 1-Year Est. Return

Ken Griffin's TBN Position: Q1 2026 in Review

Ken Griffin reduced its Tamboran Resources (TBN) stake by 69% in Q1 2026, selling an estimated $9.9M and leaving 146,712 shares worth $7.33M. The position accounts for ﹤0.01% of the portfolio, ranked #3727.

Ken Griffin first reported a position in TBN in Q2 2024 and has held it in 3 quarters since. The position peaked at $13M in Q4 2025. 58 funds tracked by Wall St. Rank hold TBN as of Q1 2026.

  • Ken Griffin held 146,712 shares of Tamboran Resources worth $7.33M as of Q1 2026.
  • Ken Griffin sold 328,883 Tamboran Resources shares in Q1 2026, an estimated $9.9M.
  • Tamboran Resources made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #3727 holding.
  • Ken Griffin first reported a position in Tamboran Resources in Q2 2024 and has held it in 3 quarters since.
  • Ken Griffin's Tamboran Resources position peaked at $13M in Q4 2025.
  • 58 funds tracked by Wall St. Rank held Tamboran Resources as of Q1 2026.

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