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.

RIR Round-trip

RIR Power Electronics L · last activity 2026-09-18 · 2 tracked appearance(s) · first seen 2026-09-17

52
attention (2026-09-18)
4
tracked firms
97.57
gross ₹ Cr
-0.41
net ₹ Cr
198.93
close
+0.7%
day move
5.3×
vol vs ADV20
8.77%
delivery
Latest read (2026-09-18): RIR Power Electronics L was touched by AlphaGrep Securities, NK Securities Research, QE Securities / Quadeye and 1 more. Combined gross activity was ₹97.57 Cr but net was only ₹0.41 Cr, so this looks like liquidity/churn rather than directional accumulation. Volume ran 5.3× the 20-day average with the stock +0.7% on the day. Also appeared on 1 day(s) in the last 30.

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

15817819908-1309-1010-12
Clean buy Clean sell Partial buy Partial sell Mixed Round-trip / churn

Firm-wise activity on 2026-09-18

FirmTypeClassBuy qtySell qty Buy ₹CrSell ₹CrGross ₹CrNet ₹Cr
NK Securities Research BULK Round-trip 698,063 698,063 14.40 14.41 28.81 -0.01
AlphaGrep Securities BULK Round-trip 651,113 651,113 13.45 13.46 26.90 -0.01
QE Securities / Quadeye BULK Round-trip 608,240 601,642 12.50 12.39 24.89 0.11
iRage BULK Round-trip 396,374 418,230 8.23 8.73 16.96 -0.50

Appearance history

DateAttentionFlowFirmsGross ₹CrNet ₹Cr
2026-09-18 52 Round-trip 4 97.57 -0.41
2026-09-17 62 Round-trip 5 233.44 -4.21

Alerts for this stock

  • 2026-09-18 Multi-firm 4 tracked firms in one stock (AlphaGrep Securities, NK Securities Research, QE Securities / Quadeye, iRage) — ₹97.57 Cr combined gross.
  • 2026-09-17 High attention Attention 62/100 — 5 tracked firm(s), ₹233.44 Cr gross on 37.8× normal volume. Flow: Round-trip.
  • 2026-09-17 Multi-firm 5 tracked firms in one stock (Hudson River Trading / HRT India, Microcurves Trading, NK Securities Research, QE Securities / Quadeye, iRage) — ₹233.44 Cr combined gross.
  • 2026-09-17 First-time mention First appearance in tracked-firm deals (attention 62, flow: Round-trip).

Price / volume context (last 10 sessions)

DateCloseDayVolumeDelivery %
2026-10-12 175.10 +0.6% 302,827 41.24
2026-10-09 174.12 +0.4% 361,155 33.25
2026-10-08 173.34 -5.7% 1,157,446 47.25
2026-10-07 183.81 +0.2% 593,105 38.72
2026-10-06 183.49 +5.1% 632,621 33.93
2026-10-05 174.61 -1.3% 406,622 39.12
2026-10-01 176.97 -3.9% 747,746 45.94
2026-09-30 184.10 -2.1% 2,667,403 48.02
2026-09-29 188.08 +1.0% 588,043 26.62
2026-09-28 186.21 -1.0% 596,771 34.35

Raw deal rows (tracked firms, as disclosed)

DateSrcTypeFirmSideQty PriceValue ₹CrDisclosed client name
2026-09-18 NSE BULK AlphaGrep Securities BUY 651,113 206.51 13.45 ALPHAGREP SECURITIES PRIVATE LIMITED
2026-09-18 NSE BULK AlphaGrep Securities SELL 651,113 206.67 13.46 ALPHAGREP SECURITIES PRIVATE LIMITED
2026-09-18 NSE BULK NK Securities Research BUY 698,063 206.29 14.40 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-18 NSE BULK NK Securities Research SELL 698,063 206.45 14.41 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-18 NSE BULK QE Securities / Quadeye BUY 608,240 205.53 12.50 QE SECURITIES LLP
2026-09-18 NSE BULK QE Securities / Quadeye SELL 601,642 205.91 12.39 QE SECURITIES LLP
2026-09-18 NSE BULK iRage BUY 396,374 207.70 8.23 IRAGE BROKING SERVICES LLP
2026-09-18 NSE BULK iRage SELL 418,230 208.73 8.73 IRAGE BROKING SERVICES LLP
2026-09-17 NSE BULK Hudson River Trading / HRT India BUY 1,131,902 199.58 22.59 HRTI PRIVATE LIMITED
2026-09-17 NSE BULK Hudson River Trading / HRT India SELL 1,195,302 200.19 23.93 HRTI PRIVATE LIMITED
2026-09-17 NSE BULK Microcurves Trading BUY 1,763,793 200.17 35.31 MICROCURVES TRADING PRIVATE LIMITED
2026-09-17 NSE BULK Microcurves Trading SELL 1,763,793 200.29 35.33 MICROCURVES TRADING PRIVATE LIMITED
2026-09-17 NSE BULK NK Securities Research BUY 1,486,318 200.70 29.83 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-17 NSE BULK NK Securities Research SELL 1,486,318 200.81 29.85 NK SECURITIES RESEARCH PRIVATE LIMITED
2026-09-17 NSE BULK QE Securities / Quadeye BUY 805,330 199.83 16.09 QE SECURITIES LLP
2026-09-17 NSE BULK QE Securities / Quadeye SELL 837,851 199.80 16.74 QE SECURITIES LLP
2026-09-17 NSE BULK iRage BUY 541,316 199.45 10.80 IRAGE BROKING SERVICES LLP
2026-09-17 NSE BULK iRage SELL 649,410 199.89 12.98 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.