Tower Research Capital (TRC)’s State Street SPDR S&P Biotech ETF XBI Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $4.2M | Buy |
32,918
+31,914
| +3,179% | +$3.98M | 0.11% | 178 |
|
|
2025
Q4 | $122K | Sell |
1,004
-3,407
| -77% | -$391K | ﹤0.01% | 1805 |
|
|
2025
Q3 | $442K | Sell |
4,411
-6,191
| -58% | -$558K | 0.01% | 958 |
|
|
2025
Q2 | $879K | Sell |
10,602
-2,943
| -22% | -$235K | 0.02% | 605 |
|
|
2025
Q1 | $1.26M | Sell |
13,545
-94,107
| -87% | -$8.41M | 0.04% | 414 |
|
|
2024
Q4 | $9.7M | Sell |
107,652
-833
| -0.8% | -$80.7K | 0.19% | 79 |
|
|
2024
Q3 | $10.7M | Buy |
108,485
+107,422
| +10,106% | +$10.6M | 0.28% | 45 |
|
|
2024
Q2 | $98.6K | Sell |
1,063
-19,068
| -95% | -$1.71M | ﹤0.01% | 2595 |
|
|
2024
Q1 | $1.91M | Sell |
20,131
-10,108
| -33% | -$938K | 0.05% | 296 |
|
|
2023
Q4 | $2.7M | Buy |
30,239
+16,571
| +121% | +$1.23M | 0.03% | 417 |
|
|
2023
Q3 | $998K | Sell |
13,668
-12,071
| -47% | -$964K | 0.03% | 543 |
|
|
2023
Q2 | $2.14M | Buy |
25,739
+23,925
| +1,319% | +$2M | 0.07% | 216 |
|
|
2023
Q1 | $138K | Buy |
1,814
+1,742
| +2,419% | +$145K | ﹤0.01% | 1588 |
|
|
2022
Q4 | $6K | Sell |
72
-18,469
| -100% | -$1.5M | ﹤0.01% | 4785 |
|
|
2022
Q3 | $1.47M | Buy |
+18,541
| New | +$1.56M | 0.02% | 537 |
|
|
2022
Q2 | – | Sell |
-47,483
| Closed | -$4.27M | – | 6574 |
|
|
2022
Q1 | $4.27M | Buy |
47,483
+46,881
| +7,788% | +$4.33M | 0.04% | 352 |
|
|
2021
Q4 | $67K | Sell |
602
-2,041
| -77% | -$246K | ﹤0.01% | 2534 |
|
|
2021
Q3 | $333K | Sell |
2,643
-13,454
| -84% | -$1.73M | 0.01% | 1297 |
|
|
2021
Q2 | $2.18M | Sell |
16,097
-948
| -6% | -$125K | 0.06% | 276 |
|
|
2021
Q1 | $2.31M | Sell |
17,045
-53,189
| -76% | -$7.96M | 0.04% | 427 |
|
|
2020
Q4 | $9.89M | Buy |
70,234
+46,630
| +198% | +$5.97M | 0.3% | 29 |
|
|
2020
Q3 | $2.63M | Buy |
23,604
+23,004
| +3,834% | +$2.58M | 0.03% | 253 |
|
|
2020
Q2 | $67K | Sell |
600
-29,098
| -98% | -$2.87M | ﹤0.01% | 2817 |
|
|
2020
Q1 | $2.3M | Buy |
29,698
+6,176
| +26% | +$547K | 0.14% | 95 |
|
|
2019
Q4 | $2.24M | Buy |
+23,522
| New | +$2.03M | 0.19% | 46 |
|
|
2019
Q3 | – | Sell |
-33,279
| Closed | -$2.92M | – | 4556 |
|
|
2019
Q2 | $2.92M | Buy |
33,279
+32,747
| +6,155% | +$2.79M | 0.2% | 67 |
|
|
2019
Q1 | $48K | Sell |
532
-354,694
| -100% | -$30.2M | ﹤0.01% | 1786 |
|
|
2018
Q4 | $25.5M | Buy |
355,226
+319,365
| +891% | +$25.7M | 1.84% | 4 |
|
|
2018
Q3 | $3.44M | Buy |
35,861
+35,855
| +597,583% | +$3.48M | 0.25% | 61 |
|
|
2018
Q2 | $1K | Sell |
6
-7,981
| -100% | -$734K | ﹤0.01% | 3523 |
|
|
2018
Q1 | $700K | Sell |
7,987
-6,993
| -47% | -$638K | 0.06% | 317 |
|
|
2017
Q4 | $1.27M | Sell |
14,980
-41,554
| -74% | -$3.48M | 0.16% | 140 |
|
|
2017
Q3 | $4.89M | Buy |
+56,534
| New | +$4.53M | 0.4% | 36 |
|
|
2017
Q2 | – | Sell |
-55,860
| Closed | -$3.87M | – | 3533 |
|
|
2017
Q1 | $3.87M | Buy |
55,860
+55,311
| +10,075% | +$3.71M | 0.39% | 28 |
|
|
2016
Q4 | $32K | Buy |
+549
| New | +$33.9K | ﹤0.01% | 1747 |
|
|
2016
Q3 | – | Sell |
-165,366
| Closed | -$8.94M | – | 4544 |
|
|
2016
Q2 | $8.94M | Sell |
165,366
-43,854
| -21% | -$2.4M | 0.85% | 16 |
|
|
2016
Q1 | $10.8M | Buy |
209,220
+204,702
| +4,531% | +$10.6M | 1.61% | 8 |
|
|
2015
Q4 | $317K | Sell |
4,518
-109,536
| -96% | -$7.47M | 0.05% | 143 |
|
|
2015
Q3 | $7.1M | Buy |
+114,054
| New | +$8.99M | 0.69% | 12 |
|
|
2015
Q2 | – | Sell |
-3,702
| Closed | -$278K | – | 5111 |
|
|
2015
Q1 | $278K | Sell |
3,702
-237,348
| -98% | -$16.6M | 0.03% | 279 |
|
|
2014
Q4 | $15M | Buy |
241,050
+210,954
| +701% | +$12M | 1.45% | 6 |
|
|
2014
Q3 | $1.56M | Sell |
30,096
-15,642
| -34% | -$798K | 0.18% | 112 |
|
|
2014
Q2 | $2.35M | Sell |
45,738
-73,326
| -62% | -$3.31M | 0.3% | 39 |
|
|
2014
Q1 | $5.66M | Buy |
119,064
+85,248
| +252% | +$4.36M | 0.73% | 19 |
|
|
2013
Q4 | $1.47M | Sell |
33,816
-22,680
| -40% | -$939K | 0.25% | 58 |
|
|
2013
Q3 | $2.43M | Buy |
+56,496
| New | +$2.29M | 0.26% | 82 |
|
Other funds holding XBI
Tower Research Capital (TRC)'s XBI Position: Q1 2026 in Review
Tower Research Capital (TRC) increased its State Street SPDR S&P Biotech ETF (XBI) stake by 3,179% in Q1 2026, buying an estimated $3.98M and bringing the position to 32,918 shares worth $4.2M. The position accounts for 0.11% of the portfolio, ranked #178.
Tower Research Capital (TRC) first reported a position in XBI in Q3 2013 and has held it in 46 quarters since. The position peaked at $25.5M in Q4 2018. 813 funds tracked by Wall St. Rank hold XBI as of Q1 2026.
- Tower Research Capital (TRC) held 32,918 shares of State Street SPDR S&P Biotech ETF worth $4.2M as of Q1 2026.
- Tower Research Capital (TRC) bought 31,914 State Street SPDR S&P Biotech ETF shares in Q1 2026, an estimated $3.98M.
- State Street SPDR S&P Biotech ETF made up 0.11% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #178 holding.
- Tower Research Capital (TRC) first reported a position in State Street SPDR S&P Biotech ETF in Q3 2013 and has held it in 46 quarters since.
- Tower Research Capital (TRC)'s State Street SPDR S&P Biotech ETF position peaked at $25.5M in Q4 2018.
- 813 funds tracked by Wall St. Rank held State Street SPDR S&P Biotech ETF as of Q1 2026.
Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.