John Overdeck’s Adtran ADTN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $40.3M | Buy |
2,896,353
+1,772,829
| +158% | +$27.7M | 0.03% | 657 |
|
|
2026
Q1 | $14.1M | Buy |
1,123,524
+1,052,991
| +1,493% | +$10.7M | 0.01% | 1182 |
|
|
2025
Q4 | $613K | Sell |
70,533
-36,159
| -34% | -$314K | ﹤0.01% | 3200 |
|
|
2025
Q3 | $1M | Buy |
106,692
+26,828
| +34% | +$250K | ﹤0.01% | 2569 |
|
|
2025
Q2 | $716K | Buy |
79,864
+4,662
| +6% | +$37.2K | ﹤0.01% | 2424 |
|
|
2025
Q1 | $656K | Sell |
75,202
-21,766
| -22% | -$219K | ﹤0.01% | 2390 |
|
|
2024
Q4 | $808K | Buy |
96,968
+5,168
| +6% | +$38.2K | ﹤0.01% | 2307 |
|
|
2024
Q3 | $544K | Sell |
91,800
-98,720
| -52% | -$550K | ﹤0.01% | 2433 |
|
|
2024
Q2 | $1M | Sell |
190,520
-11,556
| -6% | -$58.9K | ﹤0.01% | 1984 |
|
|
2024
Q1 | $1.1M | Buy |
202,076
+139,113
| +221% | +$887K | ﹤0.01% | 1898 |
|
|
2023
Q4 | $462K | Buy |
+62,963
| New | +$415K | ﹤0.01% | 2501 |
|
|
2020
Q3 | – | Sell |
-53,022
| Closed | -$580K | – | 3030 |
|
|
2020
Q2 | $580K | Buy |
+53,022
| New | +$548K | ﹤0.01% | 1896 |
|
|
2020
Q1 | – | Sell |
-71,620
| Closed | -$708K | – | 3011 |
|
|
2019
Q4 | $708K | Buy |
+71,620
| New | +$682K | ﹤0.01% | 2507 |
|
|
2019
Q3 | – | Sell |
-25,676
| Closed | -$392K | – | 3403 |
|
|
2019
Q2 | $392K | Buy |
+25,676
| New | +$410K | ﹤0.01% | 2673 |
|
|
2019
Q1 | – | Sell |
-97,667
| Closed | -$1.05M | – | 2975 |
|
|
2018
Q4 | $1.05M | Buy |
+97,667
| New | +$1.33M | ﹤0.01% | 1629 |
|
|
2018
Q3 | – | Sell |
-209,833
| Closed | -$3.12M | – | 3130 |
|
|
2018
Q2 | $3.12M | Buy |
209,833
+93,814
| +81% | +$1.4M | 0.01% | 1323 |
|
|
2018
Q1 | $1.8M | Buy |
+116,019
| New | +$1.94M | 0.01% | 1597 |
|
|
2017
Q3 | – | Sell |
-33,809
| Closed | -$698K | – | 2690 |
|
|
2017
Q2 | $698K | Buy |
+33,809
| New | +$677K | ﹤0.01% | 2114 |
|
|
2015
Q3 | – | Sell |
-468,755
| Closed | -$7.62M | – | 2129 |
|
|
2015
Q2 | $7.62M | Buy |
468,755
+30,138
| +7% | +$517K | 0.04% | 537 |
|
|
2015
Q1 | $8.19M | Buy |
438,617
+414,325
| +1,706% | +$8.81M | 0.04% | 540 |
|
|
2014
Q4 | $530K | Buy |
+24,292
| New | +$498K | ﹤0.01% | 1697 |
|
|
2014
Q2 | – | Sell |
-73,122
| Closed | -$1.78M | – | 2116 |
|
|
2014
Q1 | $1.78M | Buy |
+73,122
| New | +$1.88M | 0.01% | 976 |
|
Other funds holding ADTN
RA
John Overdeck's ADTN Position: Q2 2026 in Review
John Overdeck increased its Adtran (ADTN) stake by 158% in Q2 2026, buying an estimated $27.7M and bringing the position to 2,896,353 shares worth $40.3M. The position accounts for 0.03% of the portfolio, ranked #657.
John Overdeck first reported a position in ADTN in Q1 2014 and has held it in 22 quarters since. 248 funds tracked by Wall St. Rank hold ADTN as of Q2 2026.
- John Overdeck held 2,896,353 shares of Adtran worth $40.3M as of Q2 2026.
- John Overdeck bought 1,772,829 Adtran shares in Q2 2026, an estimated $27.7M.
- Adtran made up 0.03% of John Overdeck's portfolio in Q2 2026, its #657 holding.
- John Overdeck first reported a position in Adtran in Q1 2014 and has held it in 22 quarters since.
- 248 funds tracked by Wall St. Rank held Adtran as of Q2 2026.
Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.