California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Geospace Technologies GEOS Stock Holding History

California State Teachers Retirement System (CalSTRS)’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
2025
Q2 		– Sell
-910
Closed -$6.56K – 3044
2025
Q1 		$6.56K Hold
910
– – ﹤0.01% 2874
2024
Q4 		$9.12K Hold
910
– – ﹤0.01% 2887
2024
Q3 		$9.41K Hold
910
– – ﹤0.01% 2892
2024
Q2 		$8.17K Buy
+910
New +$10.2K ﹤0.01% 2958
2020
Q2 		– Sell
-20,605
Closed -$132K – 3048
2020
Q1 		$132K Buy
20,605
+236
+1% +$2.81K ﹤0.01% 2721
2019
Q4 		$342K Hold
20,369
– – ﹤0.01% 2550
2019
Q3 		$313K Hold
20,369
– – ﹤0.01% 2575
2019
Q2 		$308K Buy
+20,369
New +$280K ﹤0.01% 2628
2018
Q2 		– Sell
-20,266
Closed -$200K – 3033
2018
Q1 		$200K Sell
20,266
-379
-2% -$4.65K ﹤0.01% 2789
2017
Q4 		$268K Hold
20,645
– – ﹤0.01% 2717
2017
Q3 		$368K Sell
20,645
-2,576
-11% -$39.2K ﹤0.01% 2575
2017
Q2 		$321K Sell
23,221
-3,000
-11% -$46.1K ﹤0.01% 2724
2017
Q1 		$426K Sell
26,221
-700
-3% -$13.3K ﹤0.01% 2569
2016
Q4 		$548K Sell
26,921
-700
-3% -$14.2K ﹤0.01% 2465
2016
Q3 		$538K Buy
27,621
+200
+0.7% +$3.46K ﹤0.01% 2455
2016
Q2 		$449K Sell
27,421
-800
-3% -$13K ﹤0.01% 2526
2016
Q1 		$348K Buy
28,221
+3,822
+16% +$42.1K ﹤0.01% 2622
2015
Q4 		$343K Buy
24,399
+509
+2% +$7.24K ﹤0.01% 2643
2015
Q3 		$330K Sell
23,890
-100
-0.4% -$1.66K ﹤0.01% 2689
2015
Q2 		$553K Buy
23,990
+133
+0.6% +$2.78K ﹤0.01% 2489
2015
Q1 		$394K Sell
23,857
-500
-2% -$10.4K ﹤0.01% 2600
2014
Q4 		$645K Buy
24,357
+104
+0.4% +$3.02K ﹤0.01% 2333
2014
Q3 		$852K Buy
24,253
+238
+1% +$9.97K ﹤0.01% 2106
2014
Q2 		$1.32M Buy
24,015
+500
+2% +$28.1K ﹤0.01% 1876
2014
Q1 		$1.56M Buy
23,515
+100
+0.4% +$7.67K ﹤0.01% 1711
2013
Q4 		$2.22M Buy
23,415
+200
+0.9% +$18.4K 0.01% 1448
2013
Q3 		$1.96M Buy
23,215
+717
+3% +$53.4K 0.01% 1481
2013
Q2 		$1.55M Buy
+22,498
New +$1.88M 0.01% 1557

Other funds holding GEOS

DGI
Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return
TCM
Tieton Capital Management Yakima, Washington $299M AUM 54.55% 1-Year Est. Return
MC
Moors & Cabot Boston, Massachusetts $2.34B AUM 30.42% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
GWI
Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return
GC
Glenorchy Capital Boorolite, Australia $1.72B AUM 91.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s GEOS Position: Q2 2025 in Review

California State Teachers Retirement System (CalSTRS) sold out of Geospace Technologies (GEOS) in Q2 2025, closing a stake of 910 shares — an estimated $6.56K sold.

California State Teachers Retirement System (CalSTRS) first reported a position in GEOS in Q2 2013 and held it in 28 quarters. The position peaked at $2.22M in Q4 2013. 63 funds tracked by Wall St. Rank hold GEOS as of Q2 2025.

  • California State Teachers Retirement System (CalSTRS) reported no remaining Geospace Technologies position as of Q2 2025 after selling out during the quarter.
  • California State Teachers Retirement System (CalSTRS) sold 910 Geospace Technologies shares in Q2 2025, an estimated $6.56K.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Geospace Technologies in Q2 2013 and held it in 28 quarters.
  • California State Teachers Retirement System (CalSTRS)'s Geospace Technologies position peaked at $2.22M in Q4 2013.
  • 63 funds tracked by Wall St. Rank held Geospace Technologies as of Q2 2025.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2025, filed 14 Aug 2025.