Energy Recovery Inc (ERII) Historical Stock Data
14.87 ↑0.00 (0.00%)
As of December 31, 1969, 7:00pm EST.
Historical Data
In the past 30 trading days, ERII is up 0.61% a day on average. There have been 16 days where Energy Recovery Inc closed green and 14 days where ERII closed red.
Date | Open | Close | Change | Low | High | Volume |
---|---|---|---|---|---|---|
2025-04-16 | 15.07 | 14.87 | ↓$0.20 (-1.33%) | 14.68 | 15.23 | 367.50K |
2025-04-15 | 14.82 | 15.08 | ↑$0.26 (1.75%) | 14.82 | 15.34 | 389.30K |
2025-04-14 | 15.01 | 14.88 | ↓$0.13 (-0.87%) | 14.80 | 15.07 | 257.57K |
2025-04-11 | 14.66 | 14.84 | ↑$0.18 (1.23%) | 14.39 | 14.90 | 417K |
2025-04-10 | 14.80 | 14.60 | ↓$0.20 (-1.35%) | 14.29 | 14.97 | 355.91K |
2025-04-09 | 14.12 | 15.19 | ↑$1.07 (7.58%) | 14.05 | 15.34 | 558.01K |
2025-04-08 | 14.96 | 14.31 | ↓$0.65 (-4.34%) | 14.21 | 15.33 | 596.78K |
2025-04-07 | 13.86 | 14.46 | ↑$0.60 (4.33%) | 13.77 | 15.05 | 554.36K |
2025-04-04 | 14.42 | 14.41 | ↓$0.01 (-0.07%) | 13.95 | 14.64 | 617.75K |
2025-04-03 | 15.12 | 14.95 | ↓$0.17 (-1.12%) | 14.79 | 15.30 | 510.37K |
2025-04-02 | 15.62 | 15.97 | ↑$0.35 (2.24%) | 15.60 | 16.00 | 498.15K |
2025-04-01 | 15.78 | 15.85 | ↑$0.07 (0.44%) | 15.63 | 16.05 | 379.13K |
2025-03-31 | 15.76 | 15.89 | ↑$0.13 (0.82%) | 15.52 | 15.94 | 429.95K |
2025-03-28 | 16.12 | 15.95 | ↓$0.17 (-1.05%) | 15.67 | 16.26 | 272.11K |
2025-03-27 | 16.49 | 16.18 | ↓$0.31 (-1.88%) | 16.08 | 16.49 | 331.30K |
2025-03-26 | 16.56 | 16.54 | ↓$0.02 (-0.12%) | 16.27 | 16.74 | 314.61K |
2025-03-25 | 16.76 | 16.60 | ↓$0.16 (-0.95%) | 16.39 | 16.78 | 362.92K |
2025-03-24 | 16.34 | 16.83 | ↑$0.49 (3.00%) | 16.28 | 16.86 | 466.79K |
2025-03-21 | 15.93 | 16.11 | ↑$0.18 (1.13%) | 15.93 | 16.31 | 1.03M |
2025-03-20 | 16.39 | 16.31 | ↓$0.08 (-0.49%) | 16.07 | 16.52 | 348.97K |
2025-03-19 | 16.16 | 16.66 | ↑$0.50 (3.09%) | 15.94 | 16.69 | 442.35K |
2025-03-18 | 15.75 | 16.16 | ↑$0.41 (2.60%) | 15.61 | 16.32 | 581.43K |
2025-03-17 | 16.36 | 15.80 | ↓$0.56 (-3.42%) | 15.73 | 16.47 | 487.72K |
2025-03-14 | 16.12 | 16.38 | ↑$0.26 (1.61%) | 15.87 | 16.58 | 557.18K |
2025-03-13 | 16.13 | 15.99 | ↓$0.14 (-0.87%) | 15.94 | 16.38 | 327.35K |
2025-03-12 | 16.63 | 16.24 | ↓$0.39 (-2.35%) | 16.24 | 16.69 | 637.98K |
2025-03-11 | 16.23 | 16.54 | ↑$0.31 (1.91%) | 16.14 | 16.79 | 617.97K |
2025-03-10 | 16.11 | 16.22 | ↑$0.11 (0.68%) | 16.11 | 16.55 | 433.80K |
2025-03-07 | 15.69 | 16.37 | ↑$0.68 (4.33%) | 15.59 | 16.37 | 335.79K |
2025-03-06 | 15.39 | 15.67 | ↑$0.28 (1.82%) | 15.39 | 15.74 | 390.63K |
Create an account or log in to view more rows.
$ERII Short again!!

$ERII going down
$ERII day trade is ok to buy here but sell later
$ERII bull flag
breakout!
$ERII I love this stonk!
$ERII weak
$ERII Puts or calls eod Monday
$ERII yeeeeeee haw
$ERII every dip gets bought up.
$ERII It's happening!