NPK International Inc. (NPKI) Stock Price History
Historical prices from 2024 to 2026
- 1M
- +5.2%
- 3M
- +14.6%
- YTD
- +31.4%
- 1Y
- +85.3%
- 3Y
- +25.4%
- 5Y
- +14.6%
Loading 10-year price history...
NPKI Historical Performance
NPKI Annual Returns
Year-by-year price performance · 2024–2026
- 2024 annual price return
- -4.8%
- 2025 annual price return
- +56.0%
- 2026 annual price return
- +19.3%
NPKI Stock Price Trajectory (2024–2026)
As of June 23, 2026, NPK International Inc. (NPKI) trades at $15.32, representing a +85.3% return over the past year. The stock has delivered a +97.3% total return over five years (+14.6% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $16.50 on May 1, 2026. From this peak, NPKI has corrected -7.2%, currently trading 14% above its 200-day moving average, indicating continued institutional support.
When compared to Energy sector peers ASTE (+42.6% 1Y), ITRN (+84.1% 1Y), and HLIO (+184.2% 1Y), NPKI has underperformed the peer group average. Compare NPKI vs ASTE →
NPKI Historical Price Data · from 2024
Rows 1–50 of 393| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-22 | 15.93 | 16.19 | 15.14 | 15.32 | 1.01M | -3.65% |
| 2026-06-18 | 15.27 | 15.91 | 15.08 | 15.90 | 1.49M | +5.23% |
| 2026-06-17 | 14.89 | 15.65 | 14.61 | 15.11 | 1.55M | +2.16% |
| 2026-06-16 | 14.87 | 15.16 | 14.78 | 14.79 | 782K | +0.14% |
| 2026-06-15 | 15.18 | 15.18 | 14.63 | 14.77 | 1.02M | -1.40% |
| 2026-06-12 | 14.83 | 15.25 | 14.72 | 14.98 | 741K | +2.25% |
| 2026-06-11 | 14.82 | 14.99 | 14.50 | 14.65 | 466K | +0.34% |
| 2026-06-10 | 14.78 | 15.00 | 14.48 | 14.60 | 530K | -1.35% |
| 2026-06-09 | 15.15 | 15.52 | 14.44 | 14.80 | 1.20M | -0.54% |
| 2026-06-08 | 14.49 | 15.04 | 14.42 | 14.88 | 866K | +4.20% |
| 2026-06-05 | 14.54 | 14.62 | 14.09 | 14.28 | 526K | -2.33% |
| 2026-06-04 | 14.33 | 14.70 | 14.28 | 14.62 | 693K | +1.11% |
| 2026-06-03 | 14.46 | 14.60 | 14.28 | 14.46 | 847K | -0.89% |
| 2026-06-02 | 14.34 | 14.74 | 14.30 | 14.59 | 1.55M | +1.96% |
| 2026-06-01 | 14.43 | 14.55 | 14.15 | 14.31 | 420K | -1.45% |
| 2026-05-29 | 15.05 | 15.27 | 14.47 | 14.52 | 634K | -3.65% |
| 2026-05-28 | 15.15 | 15.23 | 14.87 | 15.07 | 641K | -0.86% |
| 2026-05-27 | 15.94 | 15.98 | 15.09 | 15.20 | 779K | -4.70% |
| 2026-05-26 | 15.67 | 16.12 | 15.65 | 15.95 | 739K | +2.77% |
| 2026-05-22 | 15.33 | 15.52 | 15.08 | 15.52 | 116K | +1.64% |
| 2026-05-21 | 15.33 | 15.53 | 15.15 | 15.27 | 774K | -1.61% |
| 2026-05-20 | 15.40 | 15.60 | 15.23 | 15.52 | 1.01M | +1.50% |
| 2026-05-19 | 14.67 | 15.46 | 14.60 | 15.29 | 687K | +1.19% |
| 2026-05-18 | 15.20 | 15.38 | 14.98 | 15.11 | 526K | -1.18% |
| 2026-05-15 | 15.40 | 15.59 | 15.19 | 15.29 | 545K | -2.67% |
| 2026-05-14 | 15.71 | 15.80 | 15.37 | 15.71 | 630K | +0.71% |
| 2026-05-13 | 15.27 | 15.71 | 15.03 | 15.60 | 660K | +3.31% |
| 2026-05-12 | 15.14 | 15.22 | 14.74 | 15.10 | 757K | -1.24% |
| 2026-05-11 | 15.11 | 15.45 | 14.91 | 15.29 | 568K | +2.27% |
| 2026-05-08 | 15.63 | 15.63 | 14.82 | 14.95 | 552K | -3.14% |
| 2026-05-07 | 15.75 | 16.14 | 15.38 | 15.44 | 812K | -1.75% |
| 2026-05-06 | 15.88 | 15.92 | 15.30 | 15.71 | 618K | -0.44% |
| 2026-05-05 | 15.14 | 15.80 | 15.13 | 15.78 | 724K | +5.69% |
| 2026-05-04 | 15.57 | 16.20 | 14.64 | 14.93 | 1.21M | -4.11% |
| 2026-05-01 | 15.90 | 16.50 | 14.05 | 15.57 | 1.98M | -4.71% |
| 2026-04-30 | 15.70 | 16.49 | 15.62 | 16.34 | 1.05M | +4.41% |
| 2026-04-29 | 15.78 | 15.98 | 15.57 | 15.65 | 644K | -0.70% |
| 2026-04-28 | 15.93 | 16.19 | 15.73 | 15.76 | 907K | -1.93% |
| 2026-04-27 | 15.82 | 16.21 | 15.61 | 16.07 | 1.36M | +6.42% |
| 2026-04-24 | 14.67 | 15.13 | 14.60 | 15.10 | 592K | +2.65% |
| 2026-04-23 | 14.60 | 15.04 | 14.56 | 14.71 | 500K | +1.38% |
| 2026-04-22 | 14.47 | 14.66 | 14.36 | 14.51 | 654K | +1.47% |
| 2026-04-21 | 14.44 | 14.75 | 14.21 | 14.30 | 509K | -0.14% |
| 2026-04-20 | 14.63 | 14.68 | 14.18 | 14.32 | 647K | -2.59% |
| 2026-04-17 | 14.36 | 14.94 | 14.36 | 14.70 | 470K | +2.30% |
| 2026-04-16 | 15.08 | 15.44 | 14.30 | 14.37 | 918K | -5.21% |
| 2026-04-15 | 14.91 | 15.17 | 14.88 | 15.16 | 488K | +1.07% |
| 2026-04-14 | 15.10 | 15.10 | 14.77 | 15.00 | 565K | -0.13% |
| 2026-04-13 | 14.93 | 15.16 | 14.83 | 15.02 | 372K | -0.07% |
| 2026-04-10 | 15.04 | 15.20 | 14.90 | 15.03 | 534K | 0.00% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
NPKI — Frequently Asked Questions
Quick answers to the most common questions about buying NPKI stock.
How has NPKI stock performed recently?
NPKI returned +85.3% over the past year, beating its 5-year annualized CAGR of +14.6%. The stock trades above its 200-day moving average, confirming the uptrend.
What is NPKI's all-time high price?
NPK International Inc. reached $16.50 on 2026-05-01. The 52-week high is $16.50. Current 1-year return of +85.3% places the stock closer to historical peaks.
Where can I download NPKI historical price data?
This page provides NPKI daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2024-2026, downloadable in CSV format.