Ken Griffin’s Ridgetech Inc RDGT Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q4 | – | Sell |
-77
| Closed | -$14K | – | 14567 |
|
|
2025
Q3 | $14K | Buy |
+77
| New | +$14.6K | ﹤0.01% | 12542 |
|
|
2023
Q3 | – | Sell |
-10
| Closed | -$11.6K | – | 15289 |
|
|
2023
Q2 | $11.6K | Buy |
+10
| New | +$38.6K | ﹤0.01% | 13129 |
|
|
2022
Q2 | – | Sell |
-1
| Closed | -$9K | – | 14322 |
|
|
2022
Q1 | $9K | Buy |
+1
| New | +$12.5K | ﹤0.01% | 13391 |
|
|
2021
Q4 | – | Sell |
-2
| Closed | -$35K | – | 14951 |
|
|
2021
Q3 | $35K | Buy |
2
+1
| +100% | +$27.5K | ﹤0.01% | 13521 |
|
|
2021
Q2 | $27K | Sell |
1
-4
| -80% | -$144K | ﹤0.01% | 13502 |
|
|
2021
Q1 | $200K | Buy |
+5
| New | +$208K | ﹤0.01% | 11706 |
|
|
2020
Q4 | – | Sell |
-3
| Closed | -$92K | – | 11639 |
|
|
2020
Q3 | $92K | Buy |
3
+1
| +50% | +$42.2K | ﹤0.01% | 9313 |
|
|
2020
Q2 | $90K | Buy |
+2
| New | +$152K | ﹤0.01% | 9054 |
|
|
2020
Q1 | – | Sell |
-2
| Closed | -$99K | – | 10315 |
|
|
2019
Q4 | $99K | Buy |
2
+1
| +100% | +$50K | ﹤0.01% | 8557 |
|
|
2019
Q3 | $53K | Buy |
+1
| New | +$40.4K | ﹤0.01% | 8684 |
|
|
2019
Q2 | – | Hold |
0
| – | -$42K | – | 9987 |
|
|
2019
Q1 | – | Hold |
0
| – | – | – | 8887 |
|
|
2018
Q3 | – | Hold |
0
| – | -$17K | – | 9792 |
|
|
2018
Q2 | – | Hold |
0
| – | – | – | 8678 |
|
|
2018
Q1 | – | Sell |
-1
| Closed | -$36K | – | 8891 |
|
|
2017
Q4 | $36K | Buy |
+1
| New | +$54.2K | ﹤0.01% | 7728 |
|
|
2016
Q2 | – | Sell |
-1
| Closed | -$42K | – | 7511 |
|
|
2016
Q1 | $42K | Buy |
+1
| New | +$59.2K | ﹤0.01% | 6291 |
|
|
2014
Q2 | – | Hold |
0
| – | -$28K | – | 8367 |
|
|
2014
Q1 | – | Hold |
0
| – | – | – | 7135 |
|
|
2013
Q4 | – | Hold |
0
| – | -$10K | – | 7196 |
|
|
2013
Q3 | – | Hold |
0
| – | – | – | 6474 |
|
Other funds holding RDGT
Ken Griffin's RDGT Position: Q4 2025 in Review
Ken Griffin sold out of Ridgetech Inc (RDGT) in Q4 2025, closing a stake of 77 shares — an estimated $14K sold.
Ken Griffin first reported a position in RDGT in Q1 2016 and held it in 12 quarters. The position peaked at $200K in Q1 2021. 1 fund tracked by Wall St. Rank holds RDGT as of Q4 2025.
- Ken Griffin reported no remaining Ridgetech Inc position as of Q4 2025 after selling out during the quarter.
- Ken Griffin sold 77 Ridgetech Inc shares in Q4 2025, an estimated $14K.
- Ken Griffin first reported a position in Ridgetech Inc in Q1 2016 and held it in 12 quarters.
- Ken Griffin's Ridgetech Inc position peaked at $200K in Q1 2021.
- 1 fund tracked by Wall St. Rank held Ridgetech Inc as of Q4 2025.
Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.