PFDI/PROP-FIRM DEAL INTELLIGENCE NSE·BSE OFFICIAL FEEDS  —:—:— IST
Which stocks are India's prop, HFT & quant firms trading — from official NSE & BSE bulk & block deal disclosures, ranked by how much tracked-firm attention each stock drew.

RSYSTEMS Round-trip

R Systems International L · last activity 2026-10-09 · 3 tracked appearance(s) · first seen 2026-09-28

62
attention (2026-10-09)
5
tracked firms
271.87
gross ₹ Cr
2.77
net ₹ Cr
274.30
close
+13.0%
day move
4.3×
vol vs ADV20
3.54%
delivery
Latest read (2026-10-09): R Systems International L was touched by AlphaGrep Securities, Hudson River Trading / HRT India, Microcurves Trading and 2 more. Combined gross activity was ₹271.87 Cr but net was only ₹2.77 Cr, so this looks like liquidity/churn rather than directional accumulation. Volume ran 4.3× the 20-day average with the stock +13.0% on the day. Also appeared on 2 day(s) in the last 30.

Price & tracked-firm entries // markers = days tracked firms were active · hover for the read

23626729908-1309-1010-12
Clean buy Clean sell Partial buy Partial sell Mixed Round-trip / churn

Firm-wise activity on 2026-10-09

FirmTypeClassBuy qtySell qty Buy ₹CrSell ₹CrGross ₹CrNet ₹Cr
Hudson River Trading / HRT India BULK Round-trip 1,308,482 1,215,518 35.75 33.18 68.93 2.57
Microcurves Trading BULK Round-trip 1,145,408 1,145,408 31.33 31.35 62.68 -0.02
QE Securities / Quadeye BULK Round-trip 1,082,671 1,076,676 29.53 29.29 58.82 0.23
NK Securities Research BULK Round-trip 866,072 866,072 23.62 23.63 47.25 -0.01
AlphaGrep Securities BULK Round-trip 630,149 630,149 17.09 17.09 34.19 0.00

Appearance history

DateAttentionFlowFirmsGross ₹CrNet ₹Cr
2026-10-09 62 Round-trip 5 271.87 2.77
2026-09-29 62 Round-trip 6 697.01 -0.54
2026-09-28 60 Round-trip 5 493.81 0.22

Alerts for this stock

  • 2026-10-09 High attention Attention 62/100 — 5 tracked firm(s), ₹271.87 Cr gross on 4.3× normal volume. Flow: Round-trip.
  • 2026-10-09 Multi-firm 5 tracked firms in one stock (AlphaGrep Securities, Hudson River Trading / HRT India, Microcurves Trading, NK Securities Research, QE Securities / Quadeye) — ₹271.87 Cr combined gross.
  • 2026-10-09 Repeat mention Appearance #3 in the last 30 days — recurring tracked-firm interest.
  • 2026-09-29 High attention Attention 62/100 — 6 tracked firm(s), ₹697.01 Cr gross on 20.8× normal volume. Flow: Round-trip.
  • 2026-09-29 Multi-firm 6 tracked firms in one stock (AlphaGrep Securities, IMC India Securities, Microcurves Trading, NK Securities Research, QE Securities / Quadeye, iRage) — ₹697.01 Cr combined gross.
  • 2026-09-28 High attention Attention 60/100 — 5 tracked firm(s), ₹493.81 Cr gross on 342.7× normal volume. Flow: Round-trip.
  • 2026-09-28 Multi-firm 5 tracked firms in one stock (IMC India Securities, Microcurves Trading, NK Securities Research, QE Securities / Quadeye, iRage) — ₹493.81 Cr combined gross.
  • 2026-09-28 First-time mention First appearance in tracked-firm deals (attention 60, flow: Round-trip).

Price / volume context (last 10 sessions)

DateCloseDayVolumeDelivery %
2026-10-12 260.65 -5.0% 2,417,983 16.59
2026-10-09 274.30 +13.0% 33,296,077 3.54
2026-10-08 242.85 -3.8% 619,012 29.9
2026-10-07 252.35 +2.5% 1,316,807 25.78
2026-10-06 246.30 -1.4% 760,943 26.09
2026-10-05 249.90 -5.2% 2,005,620 18.81
2026-10-01 263.60 -5.8% 5,804,697 10.0
2026-09-30 279.90 -6.3% 12,512,625 11.15
2026-09-29 298.69 +8.5% 67,292,815 4.85
2026-09-28 275.21 +16.8% 61,311,130 3.76

Raw deal rows (tracked firms, as disclosed)

DateSrcTypeFirmSideQty PriceValue ₹CrDisclosed client name
2026-10-09 NSE BULK AlphaGrep Securities BUY 630,149 271.26 17.09 ALPHAGREP SECURITIES PRIVATE LIMITED
2026-10-09 NSE BULK AlphaGrep Securities SELL 630,149 271.25 17.09 ALPHAGREP SECURITIES PRIVATE LIMITED
2026-10-09 NSE BULK Hudson River Trading / HRT India BUY 1,308,482 273.21 35.75 HRTI PRIVATE LIMITED
2026-10-09 NSE BULK Hudson River Trading / HRT India SELL 1,215,518 272.96 33.18 HRTI PRIVATE LIMITED
2026-10-09 NSE BULK Microcurves Trading BUY 1,145,408 273.52 31.33 MICROCURVES TRADING PRIVATE LIMITED
2026-10-09 NSE BULK Microcurves Trading SELL 1,145,408 273.73 31.35 MICROCURVES TRADING PRIVATE LIMITED
2026-10-09 NSE BULK NK Securities Research BUY 866,072 272.76 23.62 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-10-09 NSE BULK NK Securities Research SELL 866,072 272.85 23.63 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-10-09 NSE BULK QE Securities / Quadeye BUY 1,082,671 272.71 29.53 QE SECURITIES LLP
2026-10-09 NSE BULK QE Securities / Quadeye SELL 1,076,676 272.06 29.29 QE SECURITIES LLP
2026-09-29 NSE BULK AlphaGrep Securities BUY 2,217,614 294.94 65.41 ALPHAGREP SECURITIES PRIVATE LIMITED
2026-09-29 NSE BULK AlphaGrep Securities SELL 2,217,614 295.19 65.46 ALPHAGREP SECURITIES PRIVATE LIMITED
2026-09-29 NSE BULK IMC India Securities BUY 742,451 292.93 21.75 IMC INDIA SECURITIES PRIVATE LIMITED
2026-09-29 NSE BULK IMC India Securities SELL 742,451 292.66 21.73 IMC INDIA SECURITIES PRIVATE LIMITED
2026-09-29 NSE BULK Microcurves Trading BUY 3,125,174 294.63 92.08 MICROCURVES TRADING PRIVATE LIMITED
2026-09-29 NSE BULK Microcurves Trading SELL 3,125,133 294.77 92.12 MICROCURVES TRADING PRIVATE LIMITED
2026-09-29 NSE BULK NK Securities Research BUY 1,743,884 295.84 51.59 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-29 NSE BULK NK Securities Research SELL 1,743,884 296.02 51.62 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-29 NSE BULK QE Securities / Quadeye BUY 1,710,976 293.97 50.30 QE SECURITIES LLP
2026-09-29 NSE BULK QE Securities / Quadeye SELL 1,726,316 293.56 50.68 QE SECURITIES LLP
2026-09-29 BSE BULK iRage BUY 638,782 295.29 18.86 IRAGE BROKING SERVICES LLP
2026-09-29 NSE BULK iRage BUY 1,626,154 296.74 48.25 IRAGE BROKING SERVICES LLP
2026-09-29 BSE BULK iRage SELL 1,177,272 297.08 34.97 IRAGE BROKING SERVICES LLP
2026-09-29 NSE BULK iRage SELL 1,087,664 295.94 32.19 IRAGE BROKING SERVICES LLP
2026-09-28 NSE BULK IMC India Securities BUY 782,732 265.32 20.77 IMC INDIA SECURITIES PRIVATE LIMITED
2026-09-28 NSE BULK IMC India Securities SELL 783,220 264.66 20.73 IMC INDIA SECURITIES PRIVATE LIMITED
2026-09-28 NSE BULK Microcurves Trading BUY 4,089,171 266.39 108.93 MICROCURVES TRADING PRIVATE LIMITED
2026-09-28 NSE BULK Microcurves Trading SELL 4,089,212 266.54 108.99 MICROCURVES TRADING PRIVATE LIMITED
2026-09-28 NSE BULK NK Securities Research BUY 2,192,245 265.86 58.28 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-28 NSE BULK NK Securities Research SELL 2,192,332 266.00 58.32 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-28 NSE BULK QE Securities / Quadeye BUY 1,301,711 266.68 34.71 QE SECURITIES LLP
2026-09-28 NSE BULK QE Securities / Quadeye SELL 1,304,556 264.59 34.52 QE SECURITIES LLP
2026-09-28 NSE BULK iRage BUY 911,300 266.84 24.32 IRAGE BROKING SERVICES LLP
2026-09-28 NSE BULK iRage SELL 907,888 266.98 24.24 IRAGE BROKING SERVICES LLP

ATTENTION SCORES AND ALERTS RANK TRACKED-FIRM ACTIVITY — not buy/sell advice, no return prediction. Sources: NSE (primary) & BSE (secondary) official disclosures.