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Tower Research Capital LLC (TRC) — 13F Holdings & Portfolio

CIK 1533421 · latest 13F-HR filed 2026-08-11

Backtest portfolio

Tower Research Capital LLC (TRC) manages $4.08B in 13F-reported U.S. long-equity assets across 6,575 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are SPY (4.23%), NVDA (2.28%), IVV (2.05%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 825 new positions, exited 726, added to 2,049, and trimmed 2,096.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
120 BROADWAY
38TH FLOOR
NEW YORK, NY 10271
Phone
(212) 219-6000
Filing Manager
Tower Research Capital LLC (TRC)
NEW YORK, NY
Signatory
Lawrence Soh
Co-Head Risk & Trading Supervision
Loading holdings…
AUM

$4.08B

Long-equity book

Holdings

6,575

Distinct positions

Period

2026-06-30

Filed 2026-08-11

Q/Q Activity

+825 / −726 / ↑2049 / ↓2096

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • STATE STR SPDR S&P$139.1M +394.9%
  • SPDR SERIES TRUST ST$44.4M +175.0%
  • ISHARES TR$38.1M +1027.7%
  • INTEL CORP$36.0M +465.6%
  • ISHARES TR$33.8M +821.7%
Show all 2049 →

Top Trims

  • INVESCO QQQ TR-$107.4M -77.0%
  • DIREXION SHARES ETF TRUST-$50.4M -44.1%
  • ISHARES TR-$38.7M -97.3%
  • MICROSOFT CORP-$38.3M -40.9%
  • TESLA INC-$38.1M -55.1%
Show all 2096 →

New Positions

  • ISHARES TR$84.0M
  • BARCLAYS PLC$17.9M
  • BHP BILLITON LIMITED$14.0M
  • SPDR SERIES TRUST ST$12.2M
  • ISHARES TR$8.6M
Show all 825 →

Exited Positions

  • ISHARES TR$13.0M
  • WISDOMTREE TR$13.0M
  • ISHARES TR$10.5M
  • SELECT SECTOR SPDR TR STATE STREET$7.0M
  • HONEYWELL INTL INC$6.9M
Show all 726 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 STATE STR SPDR S&P SPY 78462F103 $172.7M 4.23% 231,225 SH
2 NVIDIA CORPORATION NVDA 67066G104 $93.1M 2.28% 465,468 SH
3 ISHARES TR IVV 464287200 $83.9M 2.05% 112,051 SH
4 APPLE INC AAPL 037833100 $78.1M 1.91% 269,878 SH
5 SPDR SERIES TRUST ST SPIB 78464A375 $69.6M 1.70% 2,079,555 SH
6 DIREXION SHARES ETF TRUST SOXL 25459W458 $63.7M 1.56% 238,921 SH
7 MICROSOFT CORP MSFT 594918104 $55.3M 1.35% 148,251 SH
8 BROADCOM INC AVGO 11135F101 $53.0M 1.30% 140,205 SH
9 AMAZON COM INC AMZN 023135106 $52.5M 1.29% 220,370 SH
10 MICRON TECHNOLOGY INC MU 595112103 $49.5M 1.21% 42,857 SH
11 ISHARES TR SGOV 46436E718 $41.8M 1.02% 414,925 SH
12 ALPHABET INC CAP STK GOOGL 02079K305 $40.8M 1.00% 114,307 SH
13 ADVANCED MICRO DEVICES INC AMD 007903107 $39.6M 0.97% 68,098 SH
14 INTEL CORP INTC 458140100 $38.7M 0.95% 277,391 SH
15 ISHARES TR ITOT 464287150 $37.9M 0.93% 230,476 SH
16 INVESCO QQQ TR QQQ 46090E103 $31.3M 0.77% 42,510 SH
17 APPLIED MATLS INC AMAT 038222105 $29.7M 0.73% 41,075 SH
18 LAM RESEARCH CORP LRCX 512807306 $29.6M 0.73% 68,347 SH
19 ALPHABET INC CAP GOOG 02079K107 $29.3M 0.72% 83,003 SH
20 PROSHARES TR TQQQ 74347X831 $28.7M 0.70% 354,455 SH
21 MARVELL TECHNOLOGY INC MRVL 573874104 $28.7M 0.70% 96,307 SH
22 RIO TINTO PLC RIO 767204100 $25.9M 0.63% 272,724 SH
23 KLA CORP KLAC 482480100 $25.5M 0.62% 84,514 SH
24 SPDR SERIES TRUST ST SPSB 78464A474 $25.4M 0.62% 847,824 SH
25 SPDR SERIES TRUST ST JNK 78468R622 $24.7M 0.60% 256,263 SH
26 GSK PLC GSK 37733W204 $24.3M 0.59% 463,085 SH
27 TESLA INC TSLA 88160R101 $18.7M 0.46% 44,401 SH
28 CISCO SYS INC CSCO 17275R102 $18.5M 0.45% 157,800 SH
29 BP PLC BP 055622104 $18.4M 0.45% 497,186 SH
30 ELI LILLY & CO LLY 532457108 $18.2M 0.45% 15,200 SH
31 BARCLAYS PLC BCS 06738E204 $17.7M 0.43% 658,112 SH
32 VANGUARD SCOTTSDALE FDS VNG VONG 92206C680 $17.4M 0.43% 136,177 SH
33 TEXAS INSTRS INC TXN 882508104 $17.2M 0.42% 57,696 SH
34 ISHARES TR IWM 464287655 $16.9M 0.41% 56,358 SH
35 META PLATFORMS INC META 30303M102 $16.8M 0.41% 29,898 SH
36 JPMORGAN CHASE & CO JPM 46625H100 $16.8M 0.41% 51,373 SH
37 ISHARES TR IWM 464287655 $15.7M 0.38% 52,172 SH
38 VODAFONE GROUP PLC VOD 92857W308 $15.5M 0.38% 1,168,584 SH
39 BLACKROCK ETF TRUST II CLOA 092528504 $15.4M 0.38% 297,615 SH
40 MICRON TECHNOLOGY INC MU 595112103 $15.4M 0.38% 13,302 SH
41 DIAGEO PLC DEO 25243Q205 $15.1M 0.37% 188,270 SH
42 NOVO-NORDISK A S NVO 670100205 $15.1M 0.37% 314,052 SH
43 ANALOG DEVICES INC ADI 032654105 $14.7M 0.36% 37,024 SH
44 ELI LILLY & CO LLY 532457108 $14.7M 0.36% 12,248 SH
45 BILIBILI INC BILI 090040106 $14.6M 0.36% 858,100 SH
46 NATWEST GROUP PLC SPONS NWG 639057207 $14.4M 0.35% 814,489 SH
47 BRITISH AMERN TOB PLC BTI 110448107 $14.2M 0.35% 229,345 SH
48 BHP BILLITON LIMITED BHP 088606108 $14.0M 0.34% 168,085 SH
49 CHEVRON CORPORATION CVX 166764100 $13.8M 0.34% 82,967 SH
50 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $13.5M 0.33% 26,935 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-11 $4.08B 6,575 0001533421-26-000008
2026-03-31 2026-05-15 $3.85B 6,440 0001533421-26-000006
2025-12-31 2026-02-17 $4.13B 6,626 0001533421-26-000004
2025-09-30 2025-11-14 $3.62B 7,635 0001533421-25-000019