Dimensional Fund Advisors’s ION Geophysical Corporation IO Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2021
Q3 | – | Sell |
-12,587
| Closed | -$26K | – | 3586 |
|
|
2021
Q2 | $26K | Hold |
12,587
| – | – | ﹤0.01% | 3457 |
|
|
2021
Q1 | $27K | Buy |
+12,587
| New | +$37K | ﹤0.01% | 3403 |
|
|
2020
Q4 | – | Sell |
-167,658
| Closed | -$251K | – | 3408 |
|
|
2020
Q3 | $251K | Sell |
167,658
-193,715
| -54% | -$421K | ﹤0.01% | 3177 |
|
|
2020
Q2 | $846K | Sell |
361,373
-140,506
| -28% | -$307K | ﹤0.01% | 2980 |
|
|
2020
Q1 | $637K | Sell |
501,879
-19,392
| -4% | -$83.7K | ﹤0.01% | 3010 |
|
|
2019
Q4 | $4.53M | Sell |
521,271
-10,358
| -2% | -$89.6K | ﹤0.01% | 2642 |
|
|
2019
Q3 | $4.85M | Buy |
531,629
+3,253
| +0.6% | +$28.8K | ﹤0.01% | 2611 |
|
|
2019
Q2 | $4.25M | Buy |
528,376
+59,051
| +13% | +$626K | ﹤0.01% | 2689 |
|
|
2019
Q1 | $6.78M | Buy |
469,325
+31,989
| +7% | +$374K | ﹤0.01% | 2544 |
|
|
2018
Q4 | $2.27M | Buy |
437,336
+7,969
| +2% | +$81K | ﹤0.01% | 2831 |
|
|
2018
Q3 | $6.68M | Buy |
429,367
+2,783
| +0.7% | +$54.3K | ﹤0.01% | 2593 |
|
|
2018
Q2 | $10.4M | Buy |
426,584
+54,421
| +15% | +$1.41M | ﹤0.01% | 2407 |
|
|
2018
Q1 | $10.1M | Buy |
372,163
+128,856
| +53% | +$3.06M | ﹤0.01% | 2376 |
|
|
2017
Q4 | $4.8M | Hold |
243,307
| – | – | ﹤0.01% | 2636 |
|
|
2017
Q3 | $2.31M | Sell |
243,307
-22,071
| -8% | -$133K | ﹤0.01% | 2825 |
|
|
2017
Q2 | $1.15M | Hold |
265,378
| – | – | ﹤0.01% | 2955 |
|
|
2017
Q1 | $1.29M | Sell |
265,378
-1,876
| -0.7% | -$9.64K | ﹤0.01% | 2922 |
|
|
2016
Q4 | $1.6M | Buy |
267,254
+1,508
| +0.6% | +$10.3K | ﹤0.01% | 2872 |
|
|
2016
Q3 | $1.82M | Sell |
265,746
-3,571
| -1% | -$20.6K | ﹤0.01% | 2808 |
|
|
2016
Q2 | $1.68M | Sell |
269,317
-2,774
| -1% | -$20.8K | ﹤0.01% | 2821 |
|
|
2016
Q1 | $2.2M | Sell |
272,091
-7,492
| -3% | -$43.6K | ﹤0.01% | 2742 |
|
|
2015
Q4 | $2.11M | Sell |
279,583
-7,988
| -3% | -$56.9K | ﹤0.01% | 2789 |
|
|
2015
Q3 | $1.68M | Sell |
287,571
-14,412
| -5% | -$152K | ﹤0.01% | 2869 |
|
|
2015
Q2 | $4.85M | Sell |
301,983
-13,246
| -4% | -$355K | ﹤0.01% | 2589 |
|
|
2015
Q1 | $10.3M | Buy |
315,229
+1,166
| +0.4% | +$41.8K | 0.01% | 2232 |
|
|
2014
Q4 | $13M | Buy |
314,063
+3,739
| +1% | +$147K | 0.01% | 2096 |
|
|
2014
Q3 | $13M | Buy |
310,324
+21,573
| +7% | +$1.15M | 0.01% | 2001 |
|
|
2014
Q2 | $18.3M | Buy |
288,751
+49,531
| +21% | +$3.12M | 0.01% | 1737 |
|
|
2014
Q1 | $15.1M | Sell |
239,220
-3,986
| -2% | -$218K | 0.01% | 1838 |
|
|
2013
Q4 | $12M | Buy |
243,206
+72
| +0% | +$4.37K | 0.01% | 2021 |
|
|
2013
Q3 | $19M | Sell |
243,134
-3,193
| -1% | -$262K | 0.02% | 1477 |
|
|
2013
Q2 | $22.2M | Buy |
+246,327
| New | +$23M | 0.02% | 1162 |
|
Other funds holding IO
GCM
ACM
DCM
Dimensional Fund Advisors's IO Position: Q3 2021 in Review
Dimensional Fund Advisors sold out of ION Geophysical Corporation (IO) in Q3 2021, closing a stake of 12,587 shares — an estimated $26K sold.
Dimensional Fund Advisors first reported a position in IO in Q2 2013 and held it in 32 quarters. The position peaked at $22.2M in Q2 2013. 35 funds tracked by Wall St. Rank hold IO as of Q3 2021.
- Dimensional Fund Advisors reported no remaining ION Geophysical Corporation position as of Q3 2021 after selling out during the quarter.
- Dimensional Fund Advisors sold 12,587 ION Geophysical Corporation shares in Q3 2021, an estimated $26K.
- Dimensional Fund Advisors first reported a position in ION Geophysical Corporation in Q2 2013 and held it in 32 quarters.
- Dimensional Fund Advisors's ION Geophysical Corporation position peaked at $22.2M in Q2 2013.
- 35 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q3 2021.
Based on Dimensional Fund Advisors's 13F filing for Q3 2021, filed 12 Nov 2021.