B3 · SEER3 · stock
Ser Educacional S.A. (SEER3) stock price history
Every B3 trading session of Ser Educacional S.A. from Oct 29, 2013 to Sep 29, 2026: 3,212 daily bars, adjusted for splits and dividends, with minute bars from Sep 17, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
SEER3 adjusted close, 2013 to 2026
- R$29.21
- All time high, 2020
- R$14.40
- 52 week high, R$7.79 low
- 3,212
- Daily sessions since 2013
Last updated Sep 29, 2026, the last stored session. Refreshes after each trading day. Full 2013 to 2026 series and minute bars.
SEER3 key facts
- Ser Educacional S.A. (SEER3) closed at R$13.41 on Sep 29, 2026 on B3.
- SEER3's all time high close is R$29.21, set on Feb 3, 2020; its all time low close is R$2.56 on Apr 10, 2023.
- SEER3's 52 week range is R$7.79 to R$14.40.
- SEER3 returned +32.4% over the year to Sep 29, 2026 and +29.4% over five years.
- Over ten years SEER3 returned +8%, +0.8% a year compounded.
- SEER3's deepest drawdown was -91.3% from Feb 3, 2020 to Apr 10, 2023.
- DataCedar holds 3,212 daily sessions of SEER3 history from Oct 29, 2013 and minute bars from Sep 17, 2026, adjusted for splits and dividends, served by the API under a key.
SEER3 price chart, 2013 to 2026
SEER3 returns
Price return from the last close on or before the window start to Sep 29, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +13.9% |
| 3 months | +25.5% |
| 6 months | +16.6% |
| Year to date | +46.3% |
| 1 year | +32.4% |
| 3 years | +138.2% |
| 5 years | +29.4% |
| 10 years | +7.8% |
| Since Oct 29, 2013 | +12.6% |
| Compound annual growth, 12.9 years | +0.9% |
SEER3 records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- R$29.21 on Feb 3, 2020
- All time low close
- R$2.56 on Apr 10, 2023
- 52 week high
- R$14.40 on Sep 25, 2026
- 52 week low
- R$7.79 on Dec 9, 2025
- Deepest drawdown
- -91.3% from Feb 3, 2020 to Apr 10, 2023, not yet recovered
- Best single session
- +19.9% on May 15, 2025
- Worst single session
- -21.2% on Mar 23, 2018
- Volatility, 1 year annualised
- 53.1%
- Sessions closing higher, 1 year
- 56%
- Best calendar year
- 2016, +147%
- Worst calendar year
- 2015, -74%
SEER3 price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2013 starts on Oct 29, 2013; 2026 runs to Sep 29, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | R$9.17 | R$14.40 | R$8.74 | R$13.41 | +46.3% | 205.9M | 186 |
| 2025 | R$4.08 | R$10.73 | R$3.64 | R$9.17 | +124.0% | 206.9M | 250 |
| 2024 | R$7.15 | R$7.15 | R$4.00 | R$4.09 | -42.7% | 162.2M | 251 |
| 2023 | R$4.00 | R$7.96 | R$2.56 | R$7.15 | +75.8% | 286.9M | 248 |
| 2022 | R$9.60 | R$11.19 | R$3.85 | R$4.06 | -57.4% | 157.4M | 250 |
| 2021 | R$13.96 | R$17.53 | R$8.96 | R$9.54 | -31.0% | 208.6M | 247 |
| 2020 | R$24.27 | R$29.83 | R$10.43 | R$13.83 | -42.9% | 276.8M | 248 |
| 2019 | R$12.22 | R$25.31 | R$12.22 | R$24.23 | +98.3% | 172.7M | 248 |
| 2018 | R$23.70 | R$25.92 | R$10.94 | R$12.22 | -49.0% | 175.6M | 246 |
| 2017 | R$13.23 | R$26.50 | R$11.75 | R$23.95 | +78.9% | 148.7M | 254 |
| 2016 | R$5.32 | R$16.62 | R$4.15 | R$13.39 | +146.9% | 91.3M | 249 |
| 2015 | R$20.50 | R$20.50 | R$5.11 | R$5.42 | -73.9% | 133.6M | 246 |
| 2014 | R$16.27 | R$21.75 | R$12.90 | R$20.75 | +27.4% | 108.6M | 248 |
| 2013 | R$12.25 | R$16.29 | R$11.82 | R$16.29 | n/a | 25.6M | 41 |
SEER3 monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | R$13.41 | +10.5% |
| August 2026 | R$12.13 | +3.3% |
| July 2026 | R$11.75 | +9.3% |
| June 2026 | R$10.75 | -4.5% |
| May 2026 | R$11.25 | -8.5% |
| April 2026 | R$12.30 | -0.6% |
| March 2026 | R$12.37 | +7.2% |
| February 2026 | R$11.54 | -1.1% |
| January 2026 | R$11.67 | +27.3% |
| December 2025 | R$9.17 | +6.7% |
| November 2025 | R$8.59 | -9.6% |
| October 2025 | R$9.50 | -10.2% |
About the SEER3 data
Daily bars. 3,212 sessions from Oct 29, 2013 to Sep 29, 2026, one row per B3 trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Sep 17, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are B3 trading days; minute timestamps are UTC. Prices are in BRL. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Oct 29, 2013, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/SEER3/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on B3
- SCAR3 São Carlos Empreendimentos e Participações S.A.
- SCHW34 The Charles Schwab Corporation
- SCPF11 Scp Fundo De Investimento NPV
- SEED11 Hedge Seed Fundo De Investimeto Imobiliario
- SEQL3 Sequoia Logística e Transportes S.A.
- SEQR11 Sequoia III Renda Imobiliaria - Fundo De Investimento Imobiliaria
- SHPH11 FDO INV Imob Shopping Patio Higienopolis
- SHPP11 Shopping Patio Paulista Fundo De Investimento Imobiliario Responsabilidade Limitada
Common questions
SEER3 share price history
