Institutional Manager · CIK 0001533421
Tower Research Capital LLC (TRC)
NEW YORK, NY · File #028-15416
Latest AUM
$4.13B
Positions
6,626
Top-10 Concentration
59.6%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | MICROSOFT CORP | MSFT | +336,528 | +$162.8M | -$81,294 |
| ADD | AMAZON COM INC | AMZN | +496,399 | +$114.6M | +$56 |
| ADD | ALPHABET INC | GOOG | +289,966 | +$90.8M | +$55,361 |
| ADD | ALPHABET INC | GOOG | +287,672 | +$90.3M | +$22,972 |
| ADD | BROADCOM INC | AVGO | +252,104 | +$87.3M | +$30,162 |
| REDUCE | NVIDIA CORPORATION | NVDA | -415,041 | -$77.4M | -$33,208 |
| REDUCE | DIREXION SHS ETF TR | 25459W458 | -1,173,946 | -$49.3M | +$8.4M |
| ADD | META PLATFORMS INC | META | +66,687 | +$44.0M | -$4.6M |
| ADD | INVESCO ACTIVELY MANAGED EXC | IVZ | +771,176 | +$38.8M | +$11 |
| REDUCE | ISHARES TR | 464287457 | -393,045 | -$32.6M | -$76,732 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20256,626 pos · $4.13B
- 13F HOLDINGS REPORTQ/E Sep 20257,635 pos · $3.62B
- 13F HOLDINGS REPORTQ/E Jun 20257,722 pos · $3.71B
- 13F HOLDINGS REPORTQ/E Mar 20257,604 pos · $3.36B
- 13F HOLDINGS REPORTQ/E Dec 20249,043 pos · $5.04B
- 13F HOLDINGS REPORTQ/E Sep 20248,770 pos · $3.78B
- 13F HOLDINGS REPORTQ/E Jun 20248,333 pos · $5.92B
- 13F HOLDINGS REPORTQ/E Mar 20248,675 pos · $4.15B
- 13F HOLDINGS REPORTQ/E Dec 20239,639 pos · $3.20B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | APPLE INC | AAPL | 795,262 | $216.2M | 11.12% |
| 2 | NVIDIA CORPORATION | NVDA | 944,515 | $176.2M | 9.06% |
| 3 | MICROSOFT CORP | MSFT | 338,896 | $163.9M | 8.43% |
| 4 | AMAZON COM INC | AMZN | 496,404 | $114.6M | 5.90% |
| 5 | ALPHABET INC | GOOG | 290,758 | $91.0M | 4.68% |
| 6 | ALPHABET INC | GOOG | 287,999 | $90.4M | 4.65% |
| 7 | BROADCOM INC | AVGO | 253,967 | $87.9M | 4.52% |
| 8 | META PLATFORMS INC | META | 128,052 | $84.5M | 4.35% |
| 9 | TESLA INC | TSLA | 168,315 | $75.7M | 3.89% |
| 10 | SPDR SERIES TRUST | 78468R408 | 2,294,685 | $58.1M | 2.99% |
| 11 | INVESCO ACTIVELY MANAGED EXC | IVZ | 771,854 | $38.8M | 2.00% |
| 12 | ADVANCED MICRO DEVICES INC | AMD | 173,237 | $37.1M | 1.91% |
| 13 | WISDOMTREE TR | WT | 641,233 | $32.3M | 1.66% |
| 14 | JPMORGAN CHASE & CO. | VYLD | 97,910 | $31.5M | 1.62% |
| 15 | PALANTIR TECHNOLOGIES INC | PLTR | 170,762 | $30.4M | 1.56% |
| 16 | NETFLIX INC | NFLX | 321,349 | $30.1M | 1.55% |
| 17 | ISHARES TR | 464287655 | 121,814 | $30.0M | 1.54% |
| 18 | COSTCO WHSL CORP NEW | 22160K105 | 34,176 | $29.5M | 1.52% |
| 19 | MICRON TECHNOLOGY INC | MU | 100,214 | $28.6M | 1.47% |
| 20 | VANGUARD SCOTTSDALE FDS | 92206C409 | 324,897 | $25.9M | 1.33% |