Big move · Indonesia stocks
PT Mitrabahtera Segara Sejati Tbk (MBSS) surges 24.7% to IDR 3,630.00
Its biggest one-day rise in 10 months, on 15.2 times its 20-day average volume.
- Close
- IDR 3,630.00
- On the day
- +24.7%
- Volume
- 15.2× average
- vs 52-week high
- −1.6%
PT Mitrabahtera Segara Sejati Tbk closing prices
The last 90 closes up to 2 October 2026. The live chart is on the MBSS page.
What happened
PT Mitrabahtera Segara Sejati Tbk (MBSS) closed at IDR 3,630.00 on 2 October 2026, up 24.7% from IDR 2,910.00 the session before.
It was MBSS's biggest one-day rise in 10 months. It was the second higher close in a row. Over 5 sessions the price is up 25.6%, and over 20 sessions it is up 27.8%.
The close is 1.6% below the highest close of the past year (IDR 3,690.00 on 5 Jan 2026) and 188.1% above the lowest (IDR 1,260.00 on 14 Oct 2025).
Trading was heavy: volume was 15.2 times its average of the sessions before.
Across the 15 IDX stocks we track, 7 closed higher and 8 closed lower that day, with a median change of −0.57%. MBSS's change was +24.7%.
This page reports what the price and volume data show. It does not say why the price moved.
The numbers
| Previous close | IDR 2,910.00 |
|---|---|
| Close | IDR 3,630.00 |
| Change on the day | +24.74% |
| Change over 5 sessions | +25.61% |
| Change over 20 sessions | +27.82% |
| Volume | 20.03 Million |
| Average volume, up to 20 sessions before | 1.32 Million |
| Volume against that average | 15.2 times |
| Highest close in the past year | IDR 3,690.00 (5 Jan 2026) |
| Lowest close in the past year | IDR 1,260.00 (14 Oct 2025) |
The full chart and history are on PT Mitrabahtera Segara Sejati Tbk (MBSS). More from this market: IDX news today.