Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Tower Research Capital LLC (TRC) 13F Holdings -- Portfolio & Top Positions (2026-03-31)

Tower Research Capital LLC (TRC) (CIK 1533421) reported $3.85B across 4,906 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: QQQ ($139.5M, 3.63%), SOXL ($114.1M, 2.96%), AAPL ($112.2M, 2.91%), MSFT ($93.6M, 2.43%), MU ($90.9M, 2.36%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1QQQINVESCO QQQ TR$139.5M3.63%241,703Added
2SOXLDIREXION SHARES ETF TRUST DAILY$114.1M2.96%2.4MAdded
3AAPLAPPLE INC$112.2M2.91%441,968Trimmed
4MSFTMICROSOFT CORP$93.6M2.43%252,983Trimmed
5MUMICRON TECHNOLOGY INC$90.9M2.36%268,948Added
6TSLATESLA INC$69.2M1.80%186,139Added
7NVDANVIDIA CORPORATION$65.6M1.71%376,365Trimmed
8AVGOBROADCOM INC$55.4M1.44%179,070Trimmed
9GOOGLALPHABET INC CAP STK$48.7M1.27%169,323Trimmed
10AGGISHARES TR$39.7M1.03%400,371New
11SPYSTATE STR SPDR S&P$35.2M0.92%54,144Added
12PPHVANECK ETF TRUST$31.6M0.82%304,499Added
13AMZNAMAZON COM INC$31.4M0.82%150,819Trimmed
14JPMJPMORGAN CHASE & CO$29.4M0.76%99,893Added
15METAMETA PLATFORMS INC$28.1M0.73%49,165Trimmed
16GOOGALPHABET INC CAP$26.6M0.69%92,814Trimmed
17WMTWALMART INC$26.1M0.68%210,293Added
18SPIBSPDR SERIES TRUST$25.3M0.66%755,550New
19VODVODAFONE GROUP PLC$24.2M0.63%1.6MAdded
20CVXCHEVRON CORPORATION$24.2M0.63%117,132Added
21JAAAJANUS DETROIT STR TR$23.8M0.62%473,439New
22SHELSHELL PLC$23.3M0.61%251,055Added
23GSKGSK PLC$20.8M0.54%375,994Added
24LLYELI LILLY & CO$20.1M0.52%21,848Added
25COSTCOSTCO WHOLESALE CORPORATION$19.8M0.52%19,913Trimmed

Source: SEC Form 13F filings · as of 2026-03-31