Brown Brothers Harriman & Co’s Interactive Brokers IBKR Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $1.1M | Buy |
12,681
+4,197
| +49% | +$349K | ﹤0.01% | 479 |
|
|
2026
Q1 | $569K | Buy |
8,484
+4,666
| +122% | +$333K | ﹤0.01% | 559 |
|
|
2025
Q4 | $246K | Buy |
3,818
+396
| +12% | +$26.5K | ﹤0.01% | 710 |
|
|
2025
Q3 | $235K | Buy |
3,422
+878
| +35% | +$55.2K | ﹤0.01% | 648 |
|
|
2025
Q2 | $141K | Hold |
2,544
| – | – | ﹤0.01% | 716 |
|
|
2025
Q1 | $105K | Sell |
2,544
-28,684
| -92% | -$1.42M | ﹤0.01% | 693 |
|
|
2024
Q4 | $1.38M | Buy |
31,228
+1,544
| +5% | +$65K | 0.01% | 252 |
|
|
2024
Q3 | $1.03M | Sell |
29,684
-23,288
| -44% | -$721K | 0.01% | 288 |
|
|
2024
Q2 | $1.62M | Hold |
52,972
| – | – | 0.01% | 219 |
|
|
2024
Q1 | $1.48M | Buy |
52,972
+23,288
| +78% | +$580K | 0.01% | 218 |
|
|
2023
Q4 | $615K | Hold |
29,684
| – | – | 0.01% | 327 |
|
|
2023
Q3 | $642K | Buy |
+29,684
| New | +$660K | 0.01% | 311 |
|
|
2023
Q2 | – | Sell |
-36,356
| Closed | -$750K | – | 1262 |
|
|
2023
Q1 | $750K | Sell |
36,356
-9,632
| -21% | -$196K | 0.01% | 281 |
|
|
2022
Q4 | $832K | Sell |
45,988
-33,520
| -42% | -$626K | 0.01% | 250 |
|
|
2022
Q3 | $1.27M | Buy |
79,508
+220
| +0.3% | +$3.39K | 0.01% | 193 |
|
|
2022
Q2 | $1.09M | Sell |
79,288
-17,108
| -18% | -$254K | 0.01% | 205 |
|
|
2022
Q1 | $1.59M | Buy |
96,396
+40
| +0% | +$689 | 0.01% | 191 |
|
|
2021
Q4 | $1.91M | Hold |
96,356
| – | – | 0.01% | 176 |
|
|
2021
Q3 | $1.5M | Hold |
96,356
| – | – | 0.01% | 184 |
|
|
2021
Q2 | $1.58M | Hold |
96,356
| – | – | 0.01% | 186 |
|
|
2021
Q1 | $1.76M | Hold |
96,356
| – | – | 0.01% | 172 |
|
|
2020
Q4 | $1.47M | Hold |
96,356
| – | – | 0.01% | 187 |
|
|
2020
Q3 | $1.16M | Hold |
96,356
| – | – | 0.01% | 196 |
|
|
2020
Q2 | $1.01M | Hold |
96,356
| – | – | 0.01% | 199 |
|
|
2020
Q1 | $1.04M | Sell |
96,356
-51,256
| -35% | -$620K | 0.01% | 188 |
|
|
2019
Q4 | $1.72M | Hold |
147,612
| – | – | 0.01% | 182 |
|
|
2019
Q3 | $1.99M | Hold |
147,612
| – | – | 0.01% | 165 |
|
|
2019
Q2 | $2M | Buy |
147,612
+8,792
| +6% | +$119K | 0.01% | 159 |
|
|
2019
Q1 | $1.8M | Buy |
138,820
+5,328
| +4% | +$70.1K | 0.01% | 163 |
|
|
2018
Q4 | $1.82M | Buy |
133,492
+17,128
| +15% | +$228K | 0.01% | 150 |
|
|
2018
Q3 | $1.61M | Hold |
116,364
| – | – | 0.01% | 163 |
|
|
2018
Q2 | $1.87M | Hold |
116,364
| – | – | 0.01% | 141 |
|
|
2018
Q1 | $1.96M | Hold |
116,364
| – | – | 0.01% | 138 |
|
|
2017
Q4 | $1.72M | Buy |
116,364
+3,040
| +3% | +$41.4K | 0.01% | 150 |
|
|
2017
Q3 | $1.28M | Hold |
113,324
| – | – | 0.01% | 161 |
|
|
2017
Q2 | $1.06M | Buy |
113,324
+11,332
| +11% | +$101K | 0.01% | 164 |
|
|
2017
Q1 | $885K | Buy |
+101,992
| New | +$950K | ﹤0.01% | 180 |
|
Other funds holding IBKR
GWM
Brown Brothers Harriman & Co's IBKR Position: Q2 2026 in Review
Brown Brothers Harriman & Co increased its Interactive Brokers (IBKR) stake by 49% in Q2 2026, buying an estimated $349K and bringing the position to 12,681 shares worth $1.1M. The position accounts for ﹤0.01% of the portfolio, ranked #479.
Brown Brothers Harriman & Co first reported a position in IBKR in Q1 2017 and has held it in 37 quarters since. The position peaked at $2M in Q2 2019. 1,112 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.
- Brown Brothers Harriman & Co held 12,681 shares of Interactive Brokers worth $1.1M as of Q2 2026.
- Brown Brothers Harriman & Co bought 4,197 Interactive Brokers shares in Q2 2026, an estimated $349K.
- Interactive Brokers made up ﹤0.01% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #479 holding.
- Brown Brothers Harriman & Co first reported a position in Interactive Brokers in Q1 2017 and has held it in 37 quarters since.
- Brown Brothers Harriman & Co's Interactive Brokers position peaked at $2M in Q2 2019.
- 1,112 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.
Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.