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Tower Research Capital LLC (TRC)

Institutional InvestorSimilar funds →SEC EDGAR: CIK 1533421
Institutional-grade research for retail investors

Sector Allocation

  • Other33.4%$1.4B
  • Technology27.4%$1.1B
  • Financials9.0%$367.0M
  • Healthcare6.6%$270.5M
  • Industrials5.5%$226.8M
  • Consumer Discretionary5.1%$207.8M
  • Consumer Staples3.1%$125.6M
  • Materials2.9%$119.1M
  • Energy2.8%$115.3M
  • Communication Services1.5%$60.9M

AUM History

13fpro.ai/research/fund/tower-research-capital-llc-trc-1533421

Conviction and streaks

Diversifying · top 10 = 19.3%

From the fund's last 12 quarters of 13F filings: positions held longest at size, and names it added to or trimmed several quarters running.

Largest positions — Q2 2026

Top 20 stock positions. Options are left out: 13F reports them at the underlying's value.

13fpro.ai/research/fund/tower-research-capital-llc-trc-1533421

Tower Research Capital LLC (TRC) 13F holdings — Q2 2026

$4.1B portfolio (+6.1% QoQ) · 5,180 holdings · Q2 2026 13F · top 10 are 19% of the stock portfolio

All holdings — Tower Research Capital LLC (TRC) (Q2 2026)

5,180 disclosed positions from the Form 13F-HR on SEC EDGAR, with quarter-over-quarter share changes. Largest by value first; the ten above are not repeated. The page lists up to 1,000; every position is in the Excel export.

Company
INTC$INTCINTEL CORP$43.8M+79%
— ISHARES TR - 0-3 MTH TREASURYetf/fund$41.8M+1028%
GOOGL$GOOGLAlphabet Inc.$40.8M-32%
AMD$AMDADVANCED MICRO DEVICES INC$39.6M+122%
— ISHARES TR - CORE S&P TTL STKetf/fund$37.9M+699%
LLY$LLYELI LILLY & Co$32.9M+26%
— ISHARES TR - RUSSELL 2000 ETFetf/fund$32.8M+1915%
QQQ$QQQINVESCO QQQ TRUST, SERIES 1etf/fund$32.1M-82%
TSLA$TSLATesla, Inc.$31.1M-60%
AMAT$AMATAPPLIED MATERIALS INC /DE$30.0M+4%
LRCX$LRCXLAM RESEARCH CORP$29.7M+51%
GOOG$GOOGAlphabet Inc.$29.6M-10%
— PROSHARES TR - ULTRAPRO QQQetf/fund$28.8M+208%
MRVL$MRVLMarvell Technology, Inc.$28.7M+133%
RIO$RIORIO TINTO PLCadr$25.9M+186%

What changed in Q2 2026

Against the previous quarter's 13F: 738 new, 1,934 added to, 2,426 trimmed, 646 sold out. Share-count changes; largest moves by dollar size first.

New positions (738)

  • ISHARES TR - CORE S&P500 ETF$84.0M

    first bought this quarter

  • BCS$BCSBARCLAYS PLC$17.9M

    first bought this quarter

  • BHP$BHPBHP Group Ltd$14.0M

    first bought this quarter

  • SPDR SERIES TRUST ST - PORT HIGH ETF$12.2M

    first bought this quarter

  • ISHARES TR - IBONDS 26 TRM TS$8.6M

    first bought this quarter

  • ISHARES TR - RUSSELL 3000 ETF$6.9M

    first bought this quarter

+732 more in the Excel export

Added to (1,934)

  • SPY$SPYSPDR S&P 500 ETF TRUST+331%

    now $174.3M

  • SPDR SERIES TRUST ST - INTER BD ETF+176%

    now $69.7M

  • ISHARES TR - 0-3 MTH TREASURY+1028%

    now $41.8M

  • ISHARES TR - CORE S&P TTL STK+699%

    now $37.9M

  • ISHARES TR - RUSSELL 2000 ETF+1915%

    now $32.8M

  • KLAC$KLACKLA CORP+1124%

    now $25.9M

+1,928 more in the Excel export

Trimmed (2,426)

  • DIREXION SHARES ETF TRUST - DAI SEM BUL ETF-90%

    now $63.7M

  • MU$MUMICRON TECHNOLOGY INC-79%

    now $64.8M

  • QQQ$QQQINVESCO QQQ TRUST, SERIES 1-82%

    now $32.1M

  • AAPL$AAPLApple Inc.-39%

    now $78.1M

  • TSLA$TSLATesla, Inc.-60%

    now $31.1M

  • MSFT$MSFTMICROSOFT CORP-41%

    now $55.3M

+2,420 more in the Excel export

Sold out (646)

  • ISHARES TRwas $13.0M
  • ISHARES TRwas $10.5M
  • SELECT SECTOR SPDR TR STATE STREETwas $7.0M
  • ISHARES TRwas $6.7M
  • ISHARES TRwas $6.1M
  • SERIES PORTFOLIOS TRwas $6.0M

+640 more in the Excel export

Holdings by quarter

Every 13F Tower Research Capital LLC (TRC) has filed, 41 earlier quarters. Pick one to see what it held then.

Email me the moment this fund files its next 13FPro

Portfolio Overview

Tower Research Capital LLC (TRC) disclosed 5,180 positions worth $4.1B in its Form 13F-HR for Q2 2026, led by $SPY (SPDR S&P 500 ETF TRUST) at 4.3% of the equity portfolio, followed by $NVDA. During the quarter the fund opened 738 new positions and exited 646. The portfolio is most concentrated in Other (33.4% of disclosed assets). All figures are sourced directly from Tower Research Capital LLC (TRC)’s Form 13F-HR filing with the SEC under CIK 1533421.

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