John Overdeck’s Fonar FONR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | – | Sell |
-80,710
| Closed | -$1.5M | – | 5181 |
|
|
2026
Q1 | $1.5M | Buy |
+80,710
| New | +$1.5M | ﹤0.01% | 2978 |
|
|
2022
Q3 | – | Sell |
-19,932
| Closed | -$303K | – | 2577 |
|
|
2022
Q2 | $303K | Sell |
19,932
-12,242
| -38% | -$206K | ﹤0.01% | 2024 |
|
|
2022
Q1 | $597K | Sell |
32,174
-3,506
| -10% | -$58.7K | ﹤0.01% | 1936 |
|
|
2021
Q4 | $534K | Buy |
35,680
+5,905
| +20% | +$94.8K | ﹤0.01% | 3190 |
|
|
2021
Q3 | $460K | Sell |
29,775
-5,690
| -16% | -$96.5K | ﹤0.01% | 3338 |
|
|
2021
Q2 | $627K | Sell |
35,465
-9,827
| -22% | -$175K | ﹤0.01% | 2899 |
|
|
2021
Q1 | $819K | Buy |
45,292
+31,003
| +217% | +$586K | ﹤0.01% | 2494 |
|
|
2020
Q4 | $248K | Buy |
+14,289
| New | +$279K | ﹤0.01% | 2992 |
|
|
2020
Q1 | – | Sell |
-16,121
| Closed | -$317K | – | 3341 |
|
|
2019
Q4 | $317K | Sell |
16,121
-1,791
| -10% | -$35.9K | ﹤0.01% | 3150 |
|
|
2019
Q3 | $370K | Buy |
17,912
+6,968
| +64% | +$160K | ﹤0.01% | 2790 |
|
|
2019
Q2 | $235K | Buy |
+10,944
| New | +$224K | ﹤0.01% | 2999 |
|
|
2019
Q1 | – | Sell |
-13,118
| Closed | -$266K | – | 3170 |
|
|
2018
Q4 | $266K | Sell |
13,118
-4,618
| -26% | -$104K | ﹤0.01% | 2536 |
|
|
2018
Q3 | $442K | Buy |
17,736
+8,115
| +84% | +$212K | ﹤0.01% | 2545 |
|
|
2018
Q2 | $255K | Buy |
+9,621
| New | +$268K | ﹤0.01% | 3032 |
|
|
2017
Q4 | – | Sell |
-19,147
| Closed | -$584K | – | 3201 |
|
|
2017
Q3 | $584K | Sell |
19,147
-27,878
| -59% | -$787K | ﹤0.01% | 2049 |
|
|
2017
Q2 | $1.3M | Buy |
47,025
+31,825
| +209% | +$730K | ﹤0.01% | 1727 |
|
|
2017
Q1 | $267K | Buy |
15,200
+3,383
| +29% | +$63.8K | ﹤0.01% | 2612 |
|
|
2016
Q4 | $226K | Sell |
11,817
-13,419
| -53% | -$260K | ﹤0.01% | 2879 |
|
|
2016
Q3 | $518K | Sell |
25,236
-2,041
| -7% | -$43.2K | ﹤0.01% | 2416 |
|
|
2016
Q2 | $555K | Buy |
+27,277
| New | +$450K | ﹤0.01% | 2178 |
|
|
2016
Q1 | – | Sell |
-20,938
| Closed | -$361K | – | 2909 |
|
|
2015
Q4 | $361K | Buy |
+20,938
| New | +$346K | ﹤0.01% | 2152 |
|
John Overdeck's FONR Position: Q2 2026 in Review
John Overdeck sold out of Fonar (FONR) in Q2 2026, closing a stake of 80,710 shares — an estimated $1.5M sold.
John Overdeck first reported a position in FONR in Q4 2015 and held it in 21 quarters. The position peaked at $1.5M in Q1 2026. 1 fund tracked by Wall St. Rank holds FONR as of Q2 2026.
- John Overdeck reported no remaining Fonar position as of Q2 2026 after selling out during the quarter.
- John Overdeck sold 80,710 Fonar shares in Q2 2026, an estimated $1.5M.
- John Overdeck first reported a position in Fonar in Q4 2015 and held it in 21 quarters.
- John Overdeck's Fonar position peaked at $1.5M in Q1 2026.
- 1 fund tracked by Wall St. Rank held Fonar as of Q2 2026.
Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.