American Century Companies
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American Century Companies’s Geospace Technologies GEOS Stock Holding History

American Century Companies’s Portfolio GEOS Stock Details GEOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$191K Sell
28,201
-1,118
-4% -$9.63K ﹤0.01% 2785
2026
Q1 		$358K Sell
29,319
-822
-3% -$11.5K ﹤0.01% 2602
2025
Q4 		$510K Sell
30,141
-55,390
-65% -$1.11M ﹤0.01% 2513
2025
Q3 		$1.62M Sell
85,531
-7,742
-8% -$125K ﹤0.01% 2148
2025
Q2 		$1.33M Sell
93,273
-16,937
-15% -$126K ﹤0.01% 2174
2025
Q1 		$795K Sell
110,210
-34,909
-24% -$300K ﹤0.01% 2334
2024
Q4 		$1.45M Sell
145,119
-7,606
-5% -$84.7K ﹤0.01% 2123
2024
Q3 		$1.58M Buy
152,725
+18,826
+14% +$180K ﹤0.01% 2048
2024
Q2 		$1.2M Buy
133,899
+96
+0.1% +$1.08K ﹤0.01% 2107
2024
Q1 		$1.76M Buy
133,803
+92,216
+222% +$1.24M ﹤0.01% 1929
2023
Q4 		$539K Buy
+41,587
New +$509K ﹤0.01% 2334
2014
Q2 		– Sell
-26,275
Closed -$1.74M – 1467
2014
Q1 		$1.74M Sell
26,275
-1,940
-7% -$149K ﹤0.01% 1126
2013
Q4 		$2.68M Buy
28,215
+1,580
+6% +$145K ﹤0.01% 1063
2013
Q3 		$2.25M Buy
26,635
+8,200
+44% +$611K ﹤0.01% 1083
2013
Q2 		$1.27M Buy
+18,435
New +$1.54M ﹤0.01% 1168

Other funds holding GEOS

TCM
Tieton Capital Management Yakima, Washington $348M AUM 45.13% 1-Year Est. Return
GWI
Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $91.6B AUM 29.2% 1-Year Est. Return
SEI Investments
SEI Investments Oaks, Pennsylvania $113B AUM 34.64% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

American Century Companies's GEOS Position: Q2 2026 in Review

American Century Companies reduced its Geospace Technologies (GEOS) stake by 3.8% in Q2 2026, selling an estimated $9.63K and leaving 28,201 shares worth $191K. The position accounts for ﹤0.01% of the portfolio, ranked #2785.

American Century Companies first reported a position in GEOS in Q2 2013 and has held it in 15 quarters since. The position peaked at $2.68M in Q4 2013. 83 funds tracked by Wall St. Rank hold GEOS as of Q2 2026.

  • American Century Companies held 28,201 shares of Geospace Technologies worth $191K as of Q2 2026.
  • American Century Companies sold 1,118 Geospace Technologies shares in Q2 2026, an estimated $9.63K.
  • Geospace Technologies made up ﹤0.01% of American Century Companies's portfolio in Q2 2026, its #2785 holding.
  • American Century Companies first reported a position in Geospace Technologies in Q2 2013 and has held it in 15 quarters since.
  • American Century Companies's Geospace Technologies position peaked at $2.68M in Q4 2013.
  • 83 funds tracked by Wall St. Rank held Geospace Technologies as of Q2 2026.

Based on American Century Companies's 13F filing for Q2 2026, filed 12 Aug 2026.